Door operation control apparatus
First Claim
Patent Images
1. A door operation control system comprising driving means for driving a door between open and closed positions in response to successively received door operation command signals;
- first memory circuit means for storing door control data in the form of a combination of command codes, program counter means for designating and updating the addresses of command codes in said first memory circuit means, control means for reading out command codes from said first memory circuit means in accordance with the state of said program counter means, command register means for temporarily storing command codes read out of said first memory circuit means, command decoder means for decoding the command code data stored in said command register means, operational processing circuit means for performing logical operations according to said command codes, second memory circuit means for temporarily storing the operating state and the direction of movement of said door in accordance with the output of said operational processing circuit means, input-output circuit means connected to said command decoder means and responsive to various conditions of said door as indicated by said second memory circuit means and a door operation command signal for controlling said door driving means.
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Abstract
A door operation control apparatus comprising a memory circuit for storing a programmed data on door control processes in the form of a combination of command codes is disclosed. A door operation input signal, a mode or condition detection signal from a door operating device and the condition of the program being executed are used to determine logically the optimum door operating mode, thus controlling the door operating device.
90 Citations
80 Claims
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1. A door operation control system comprising driving means for driving a door between open and closed positions in response to successively received door operation command signals;
- first memory circuit means for storing door control data in the form of a combination of command codes, program counter means for designating and updating the addresses of command codes in said first memory circuit means, control means for reading out command codes from said first memory circuit means in accordance with the state of said program counter means, command register means for temporarily storing command codes read out of said first memory circuit means, command decoder means for decoding the command code data stored in said command register means, operational processing circuit means for performing logical operations according to said command codes, second memory circuit means for temporarily storing the operating state and the direction of movement of said door in accordance with the output of said operational processing circuit means, input-output circuit means connected to said command decoder means and responsive to various conditions of said door as indicated by said second memory circuit means and a door operation command signal for controlling said door driving means.
- View Dependent Claims (2, 3, 4, 5, 6)
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7. A control system comprising drive means for driving a member between first and second positions, control means for selectively actuating said drive means in first and second directions during which the member is moved from said first position to said second position and from said second position to said first position, respectively;
- first limit detecting means for generating a first signal upon detection of the member at said first position; and
second limit detecting means for generating a second signal upon detection of the member at said second position;
said control means including means for controlling the direction of actuation of said drive means in response to generation of said first and second signals, and means for stopping said drive means in response to the simultaneous generation of said first and second signals. - View Dependent Claims (8, 9)
- first limit detecting means for generating a first signal upon detection of the member at said first position; and
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10. A door operation control system, comprising drive means for driving a door between open and closed positions;
- first limit detecting means for detecting the presence of the door at said open position;
second limit detecting means for detecting the presence of the door at said closed position; and
control means for actuating said drive means in first and second directions in accordance with a recurrent operation cycle including movement to drive the door toward said closed position and movement to drive the door toward said open position in response to successively-received input signals, said control means including memory means for storing an indication of the previous direction of movement of the door and actuation means for controlling operation of said drive means on the basis of the data stored in said memory means, the outputs of said first and second limit detecting means and receipt of said input signals. - View Dependent Claims (11, 12)
- first limit detecting means for detecting the presence of the door at said open position;
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13. A control system comprising drive means for driving a member between first and second positions including motor means and means for connecting said motor means to the member;
- limit detecting means for detecting the presence of the member at said first position; and
control means responsive to successive input signals for actuating said drive means to alternately move said member toward said first position and toward said second position, including means for connecting said motor means to a power source in response to receipt of an input signal and first means responsive to a failure of said power supply for causing the next movement of the member in response to an input signal subsequent to restoration of power to be in a direction toward said first position, and second means responsive to said limit detecting means detecting the member at the first position for overriding said first means so that upon receipt of the next input signal after power restoration said drive means will be controlled to move the member toward said second position, wherein said first means includes memory means for storing data representing the previous direction of movement of the member and the present operating state thereof, said control means including microprocessor means responsive to the data in said memory means and to the receipt of an input signal for controlling the operation of said drive means.
- limit detecting means for detecting the presence of the member at said first position; and
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14. A control system comprising drive means for driving a member between first and second positions including motor means and means for connecting said motor means to the member;
- limit detecting means for detecting the presence of the member at said first position; and
control means responsive to successive input signals for actuating said drive means to alternately move said member toward said first position and toward said second position, including means for connecting said motor means to a power source in response to receipt of an input signal and first means responsive to a failure of said power supply for causing the next movement of the member in response to an input signal subsequent to restoration of power to be in a direction toward said first position, and second means responsive to said limit detecting means detecting the member at the first position for overriding said first means so that upon receipt of the next input signal after power restoration said drive means will be controlled to move the member toward said second position, including further limit detecting means for detecting the presence of the member at said second position;
said control means further including means responsive to simultaneous actuation of both of said limit detecting means for inhibiting further operation of said drive means.
- limit detecting means for detecting the presence of the member at said first position; and
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15. A control system comprising drive means for driving a member between first and second positions;
- control means for selectively connecting said drive means to a source of electrical power to effect operation thereof;
limit detector means responsive to arrival of the member at said second position for applying a signal to said control means to effect deactivation of said drive means; and
timing means responsive to the start of operation of said drive means to move the member from said first position to said second position for controlling said control means to effect deactivation of said drive means after a predetermined period of time subsequent to said start, wherein said control means includes reversing means responsive to said timing means for deactivating said drive means and then controlling said drive means to drive the member in a direction from said second position toward said first position.
- control means for selectively connecting said drive means to a source of electrical power to effect operation thereof;
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16. A control system comprising drive means for driving a member between first and second positions;
- control means for selectively connecting said drive means to a source of electrical power to effect operation thereof;
limit detector means responsive to arrival of the member at said second position for applying a signal to said control means to effect deactivation of said drive means; and
timing means responsive to the start of operation of said drive means to move the member from said first position to said second position for controlling said control means to effect deactivation of said drive means after a predetermined period of time subsequent to said start, further including obstruction detection means for detecting interception of the member by an obstruction between said first and second positions, said control means including reversing means responsive to said obstruction detection means for deactivating said drive means and then controlling said drive means to reverse the movement of the member in a direction opposite that in which it was moving at the time of interception, wherein said reversing means includes means responsive to said timing means for controlling said drive means to drive the member in a direction from said second position to said first position subsequent to expiration of said predetermined period of time in the absence of a signal from said obstruction detection means or said limit detector means.
- control means for selectively connecting said drive means to a source of electrical power to effect operation thereof;
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17. A system for controlling a motor to move an article between first and second positions, comprising an electrical motor;
- means for connecting said motor to the article;
controllable means for selectively operating said motor in forward and reverse directions to move the article between said first and second positions;
detection means responsive to arrival of said article at said second position for controlling said controllable means to stop the operation of said motor causing movement of the article to said second position;
timing means for controlling said controllable means to stop the operation of said motor a first predetermined time after start of operation thereof in the absence of a signal from said detection means, said first predetermined time exceeding the length of time required for said article to be moved normally between said first and second positions, means for manually initiating the generation of input signals for controlling said controllable means to alternately generate stop and start signals to cyclically operate said motor in said forward and reverse directions; and
wherein said controllable means further includes timing means responsive to detection of a trailing edge of an input signal for inhibiting any change in the operation condition of said motor for a second predetermined period of time, said timing means including means for preventing generation of a start signal for a third predetermined period of time subsequent to the detection of a trailing edge of an input signal. - View Dependent Claims (18, 19, 20)
- means for connecting said motor to the article;
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21. A door operation control system comprising drive means for driving a door between first and second positions;
- control means for actuating said drive means in first and second directions and for stopping said drive means in response to successively-received input signals so that said drive means operates in said first direction, stops, operates in said second direction and stops in a recurrent manner with receipt of said input signals;
means for manually initiating the generation of said input signals; and
timing means for prohibiting actuation of said drive means in response to an input signal for a first predetermined time subsequent to the stopping thereof, wherein said control means includes means responsive to said input signals for actuating said drive means, and wherein said timing means includes means responsive to detection of a trailing edge of an input signal for inhibiting said control means from altering operation of said actuating means in response to a succeeding input signal generating during a second predetermined period of time after detection of said trailing edge. - View Dependent Claims (22, 23, 24, 25, 26)
- control means for actuating said drive means in first and second directions and for stopping said drive means in response to successively-received input signals so that said drive means operates in said first direction, stops, operates in said second direction and stops in a recurrent manner with receipt of said input signals;
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27. A control system comprising drive means for driving a member between first and second positions;
- means for manually initiating the generation of input signals to initiate successive operations of the member in a recurrent cycle including movement of the member toward said first position, stopping, movement of the member toward said second position and stopping in that order; and
control means responsive to receipt of successive input signals for controlling said drive means in accordance with the operations of said recurrent cycle, including counter means for counting said input signals, timing means including a timer for measuring a first predetermined period of time and means responsive to said counter means and said timing means for inhibiting operation of said drive means for a second predetermined period of time when said counter means reaches a predetermined count within said first predetermined period of time. - View Dependent Claims (28, 29, 30)
- means for manually initiating the generation of input signals to initiate successive operations of the member in a recurrent cycle including movement of the member toward said first position, stopping, movement of the member toward said second position and stopping in that order; and
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31. A motor control system, comprising drive means for driving a member between first and second positions including a motor and means for connecting said motor in driving relationship to said motor;
- control means for selectively operating said motor; and
means responsive to operation of said motor a predetermined number of times within a first predetermined period of time for inhibiting further operation of said motor for a second predetermined period of time.
- control means for selectively operating said motor; and
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32. A motor control system, comprising drive means for driving a member between first and second positions including a motor and means for connecting said motor in driving relationship to said member;
- means for manually initiating the generation of input signals; and
control means for alternately generating start and stop signals for controlling said drive means in response to receipt of successive input signals, including timing means responsive to generation of a predetermined number of start signals within a first predetermined period of time for inhibiting further operation of said motor for a second predetermined period of time. - View Dependent Claims (33, 34, 35)
- means for manually initiating the generation of input signals; and
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36. A motor control system, comprising drive means for driving a member between first and second positions including a motor and means for connecting said motor in driving relationship to said member;
- means for manually initiating the generation of input signals; and
control means responsive to said input signals for alternately generating start and stop signals for controlling said drive means, including counter means for counting those start signals which are generated during a first predetermined period of time subsequent to generation of a stop signal, inhibiting means for inhibiting response by said control means to receipt of input signals for a second predetermined period of time subsequent to said counter means reaching a predetermined count, and means for resetting said counter means when no input signal has been received by said control means for a third predetermined period of time. - View Dependent Claims (37, 38, 39)
- means for manually initiating the generation of input signals; and
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40. A motor control system, comprising drive means for driving a member between first and second positions including a motor and means for connecting said motor in driving relationship to said member;
- means for manually initiating the generation of input signals; and
control means responsive to said input signals for alternately generating stop and start signals for controlling said drive means, including counter means for counting start signals, inhibiting means for inhibiting response by said control means to receipt of input signals for a first predetermined period of time subsequent to said counter reaching a predetermined count, and means for resetting said counter means when no input signal has been received by said control means for a second predetermined period of time.
- means for manually initiating the generation of input signals; and
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41. A system for controlling a motor to move an article between first and second positions, comprising an electrical motor;
- means for connecting said motor in operational relationship with said article;
controllable means for selectively operating said motor in forward and reverse directions to move the article between said first and second positions in response to successivelyreceived input signals;
means for manually initiating the generation of said input signals; and
obstruction detection means for detecting interception of said article by an obstruction between said first and second positions;
said controllable means including first means responsive to said obstruction detection means for controlling said drive means to stop said motor and thereafter to reverse the direction of operation thereof so as to reverse the movement of said article, further including second means for detecting the presence of said article within a predetermined distance of said second position, said first means including third means responsive to said obstruction detection means and said second means for stopping said motor without thereafter reversing the direction thereof when said article is within said predetermined distance at said second position.
- means for connecting said motor in operational relationship with said article;
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42. A system for controlling a motor to move an article between first and second positions, comprising an electrical motor;
- means for connecting said motor in operational relationship with said article;
controllable means for selectively operating said motor in forward and reverse directions to move the article between said first and second positions in response to successively-received input signals;
means for manually initiating the generation of said input signals; and
obstruction detection means for detecting interception of said article by an obstruction between said first and second positions;
said controllable means including first means responsive to said obstruction detection means for controlling said drive means to stop said motor and thereafter to reverse the direction of operation thereof so as to reverse the movement of said article, wherein said first means includes means for limiting the reverse movement of said drive means after stopping to a time period which will result in limited reverse movement of said article. - View Dependent Claims (43)
- means for connecting said motor in operational relationship with said article;
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44. A system for controlling a motor to move an article between first and second positions, comprising an electrical motor;
- means for connecting said motor in operational relationship with said article;
controllable means for selectively operating said motor in forward and reverse directions to move the article between said first and second positions in response to successively-received input signals;
means for manually initiating the generation of said input signals; and
obstruction detection means for detecting interception of said article by an obstruction between said first and second positions;
said controllable means including first means responsive to said obstruction detection means for controlling said drive means to stop said motor and thereafter to reverse the direction of operation thereof so as to reverse the movement of said article, further including limit detecting means responsive to the presence of said article at said first or said second position for controlling said controllable means to stop said motor;
said controllable means including means responsive to said limit detecting means for overriding said first means.
- means for connecting said motor in operational relationship with said article;
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45. A control system comprising drive means for driving a member between first and second positions;
- first means for detecting the presence of said member at said first and second positions;
second means for detecting the movement of said member between said first and second positions;
an indicator located remote from said member and capable of steady-state and intermittent operation; and
third means responsive to said first and second means for operating said indicator in the steady state when said member is at said first position, for operating said indicator intermittently when said member is moving between said first and second positions and for deactivating said indicator when said member is at said second position. - View Dependent Claims (46, 47, 48, 49)
- first means for detecting the presence of said member at said first and second positions;
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50. A door operation control system, comprising drive means for driving a door between open and closed positions;
- limit detector means for detecting the presence of the door at said open and closed positions;
door control means responsive to selectively-generated input signals for actuating said drive means to move the door between said open and closed positions and to stop the door at selected positions therebetween, including means responsive to said limit detector means for stopping the door at the open and closed positions;
an indicator located at a position remote from said door at which said door is not visible; and
indicator control means responsive to said limit detector means and said door control means for operating said indicator in the steady state when the door is stopped at any position except said closed position, for operating said indicator intermittently when said door is moving between said first and second positions, and for deactivating said indicator when said door is at said closed position. - View Dependent Claims (51, 52)
- limit detector means for detecting the presence of the door at said open and closed positions;
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53. In a system for controlling the movement of a driven member by a motor between a first position and a second position including first and second sensor means for indicating when said element has reached said first or said second position, respectively, and switch means for effecting selective operation of said member, the improvement comprising:
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memory means for temporarily storing a history and direction of movement of said motor driven member; and motor control means connected to said memory means for controlling the operation of said motor in response to signals from said switch means and said memory means. - View Dependent Claims (54, 55, 56, 57, 58, 59, 60, 61)
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62. In a system for controlling an element driven by a motor between a first position and a second position having respective first and second sensing means for detecting presence of said element, obstruction detection means for indicating excessive resistance to movement of said element between said positions and input switch means for effective selective motor operation, the improvement comprising:
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timer means for setting a predetermined timing period and actuated by the turning on of said motor, said timer means output being fed to said motor to interrupt the direction of movement of said motor driven element after the expiration of said timing period regardless of the condition of said first and second sensing means and said obstruction detection means, wherein said timer means includes means for reversing the direction of said movement for a predetermined distance and then stopping the movement of said element when the original movement of said element was in a direction from said first position to said second position. - View Dependent Claims (63)
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64. In a system for controlling a motor driven element between a first position and a second position having respective first and second sensor means, and switch means for outputting signals to effect a desired operation to include starting and stopping of said motor driven element, the improvement comprising:
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first timer means initiated when said motor driven element has stopped; control means including a first counter for counting the number of start signals from said switch means during a predetermined time set on said first timer means; second timer means set at a second predetermined value and initiated when a start operating command is received from said switch means whereby said second timer means resets said counter means after the expiration of said second predetermined time period if no start operating signal is received from said switch means; and switch command signal inhibiting means initiated by said counter reaching a predetermined value whereby said switch inhibiting means is effective for a third predetermined time after said counter reaches said predetermined value.
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65. In a system for controlling the movement of a motor driven member between a first position and a second position including first and second sensor means for indicating when said element has reached said first or said second position, respectively, third sensor means for indicating excessive resistance to movement between said positions and input switch means to indicate desired motor operation of said member, the improvement comprising:
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direction indicating means responsive to the movement of said motor driven member to indicate the direction of movement of said member; and motor control means responsive to said third sensor means and said direction indicating means to control the condition of said motor driven member during movement thereof, including timing means activated by an output signal from said third sensor means and an output from said direction indicator means which indicates that said member is traveling from said first position to said second position and means for reversing the direction of movement of said motor driven element for said predetermined time set by said timing means whereby upon the expiration of said predetermined period of time said motor driven element is stopped. - View Dependent Claims (66, 67)
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68. A control system comprising drive means for driving a member between first and second positions;
- control means for selectively connecting said drive means to a source of electrical power to effect operation thereof;
limit detector means responsive to arrival of the member at said second position for applying a signal to said control means to effect deactivation of said drive means; and
timing means responsive to the start of operation of said drive means to move the member in a direction from said first position to said second position for controlling said control means to activate said drive means to drive the member in a direction from said second positon toward said first position after a predetermined period of time subsequent to said start in the absence of an electrical signal from said limit detector means. - View Dependent Claims (69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79)
- control means for selectively connecting said drive means to a source of electrical power to effect operation thereof;
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80. A door control system comprising drive means for driving a door between upper and lower positions;
- control means for selectively connecting said drive means to a source of electrical power to effect operation thereof;
manual input means for initiating the generation of a manual input signal to control said control means;
upper position detector means responsive to arrival of the door at said upper position for generating an upper position signal;
lower position detector means responsive to arrival of the door at said lower position for generating a lower position signal;
obstruction detection means for detecting interception of the door by an obstruction between said upper and lower positions to generate an obstruction signal;
timing means responsive to the start of operation of said drive means for generating a timing signal after a predetermined period of time subsequent to said start in the absence of said manual input signal, said lower position signal, said upper position signal and said obstruction signal;
wherein said control means controls said drive means in a manner that;(a) the door is moved in a direction from said lower position toward said upper position when the generation of one of said obstruction signal and said timing signal occurs during operation to move the door in a direction from said upper position toward said lower position; (b) the operation to move the door is stopped when the generation of one of said obstruction signal and said timing signal occurs during operation to move the door in a direction from said lower position toward said upper position.
- control means for selectively connecting said drive means to a source of electrical power to effect operation thereof;
Specification