Input device, input method and application of electronic combination lock
First Claim
1. An input device of an electronic combination lock, comprising:
- a signal device for producing combination input information and for converting said information into two groups of electrical pulse signals;
a measurement and control device connected to said signal device for measuring the electrical pulse signals outputted from the signal device, deciding the order of the electrical pulse signals and calculating correspondingly such that said signals are converted into character sequences including combination elements, and deciding whether said current combination elements are confirmed to be inputted or not and deciding whether the input of all the combination elements is completed or not;
a confirmation device connected with said measurement and control device and used for producing a confirmation signal for inputting each single entry of a combination element to indicate that the input of the single entry is confirmed; and
a display device connected with said measurement and control device for displaying, said character sequences and for displaying prefabricated prompt information in a rolling and refreshing manner by the driving of said measurement and control device,wherein said confirmation device is a switch device, an electrical signal produced when it is closed allows said measurement and control device to confirm the current combination element displayed by said display device as a part of a final input combination,said signal device consists essentially of;
a panel body,a rotatable dial installed on said panel body,a drive shaft located at a center of said dial,a set of driving gears installed on said drive shaft,a driven gear engaged with said driving gears, andan electromechanical rotating coder coupled with said driven gear on the drive shaft, a rotor of the coder having a mechanical driving relationship with the dial and rotating following the dial, the coder having two code signal output terminals, wherein when the dial rotates in a clockwise direction, an electrical pulse signal outputted from a first output terminal keeps ahead while when the dial rotates in a counterclockwise direction, an electrical pulse signal outputted from a second output terminal keeps ahead, the number of the pulses included in the two groups of electrical pulse signals being proportional to an angle through which the rotor of the coder has rotated, and frequencies of the pulse signals being proportional to a rotation rate of the rotor of the coder,wherein said measurement and control device is a programmed microcontroller;
wherein said display device is an information display screen,wherein said switch device is a photoelectric switch,wherein said programmed microcontroller, said coder, said information display screen and said photoelectric switch are provided on a same circuit board, said circuit hoard is provided within said panel body, and said microcontroller is connected electrically with said coder, said information display screen and said photoelectric switch, respectively,wherein the outer edge of said dial is a circular skirt-like fringe, the position of said photoelectric switch corresponds to the skirt-like fringe of said dial, when said dial is depressed, the light transmitted to the photoelectric switch is blocked by said skirt-like fringe, thereby a signal is produced by said photoelectric switch, andwherein the single combination entry is a single character or single digit entry.
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Accused Products
Abstract
The invention provides an input device of the electronic combination lock and a corresponding input method thereof, wherein a signal device produces combination input information and converts said information into two groups of electrical pulse signals; a measurement and control device measures the electrical pulse signals, decides the order of the electrical pulse signals and calculates correspondingly such that said signals are converted into character sequences including the combination elements, and decides whether the current combination elements are confirmed to be inputted or not and decides whether the input of all the combination elements is completed or not; a confirmation device produces a conformation signal for inputting the combination elements; and a display device displays said character sequences and preset prompt information in a rolling and refreshing manner. The invention also provides a door lock handle and a panel of the combination lock for the chests and bags applying the above said input device of the electronic combination lock. In said input device of the electronic combination lock and the application thereof, the operation parts do not contact with the circuit, the reliability and the security protection performance have been improved significantly. Furthermore, the operation for inputting the combination and the operation for changing the combination are very convenient and intuitional.
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Citations
13 Claims
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1. An input device of an electronic combination lock, comprising:
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a signal device for producing combination input information and for converting said information into two groups of electrical pulse signals; a measurement and control device connected to said signal device for measuring the electrical pulse signals outputted from the signal device, deciding the order of the electrical pulse signals and calculating correspondingly such that said signals are converted into character sequences including combination elements, and deciding whether said current combination elements are confirmed to be inputted or not and deciding whether the input of all the combination elements is completed or not; a confirmation device connected with said measurement and control device and used for producing a confirmation signal for inputting each single entry of a combination element to indicate that the input of the single entry is confirmed; and a display device connected with said measurement and control device for displaying, said character sequences and for displaying prefabricated prompt information in a rolling and refreshing manner by the driving of said measurement and control device, wherein said confirmation device is a switch device, an electrical signal produced when it is closed allows said measurement and control device to confirm the current combination element displayed by said display device as a part of a final input combination, said signal device consists essentially of; a panel body, a rotatable dial installed on said panel body, a drive shaft located at a center of said dial, a set of driving gears installed on said drive shaft, a driven gear engaged with said driving gears, and an electromechanical rotating coder coupled with said driven gear on the drive shaft, a rotor of the coder having a mechanical driving relationship with the dial and rotating following the dial, the coder having two code signal output terminals, wherein when the dial rotates in a clockwise direction, an electrical pulse signal outputted from a first output terminal keeps ahead while when the dial rotates in a counterclockwise direction, an electrical pulse signal outputted from a second output terminal keeps ahead, the number of the pulses included in the two groups of electrical pulse signals being proportional to an angle through which the rotor of the coder has rotated, and frequencies of the pulse signals being proportional to a rotation rate of the rotor of the coder, wherein said measurement and control device is a programmed microcontroller; wherein said display device is an information display screen, wherein said switch device is a photoelectric switch, wherein said programmed microcontroller, said coder, said information display screen and said photoelectric switch are provided on a same circuit board, said circuit hoard is provided within said panel body, and said microcontroller is connected electrically with said coder, said information display screen and said photoelectric switch, respectively, wherein the outer edge of said dial is a circular skirt-like fringe, the position of said photoelectric switch corresponds to the skirt-like fringe of said dial, when said dial is depressed, the light transmitted to the photoelectric switch is blocked by said skirt-like fringe, thereby a signal is produced by said photoelectric switch, and wherein the single combination entry is a single character or single digit entry. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. An input device of an electronic combination lock, comprising:
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a signal device for producing combination input information and for converting said information into two groups of electrical pulse signals; a measurement and control device connected to said signal device for measuring the electrical pulse signals outputted from the signal device, deciding the order of the electrical pulse signals and calculating correspondingly such that said signals are converted into character sequences including the combination elements, and deciding, whether said current combination elements are confirmed to be inputted or not and deciding whether the input of all the combination elements is completed or not; a confirmation device connected with said measurement and control device and used for producing a conformation signal for inputting a single entry of a combination element to indicate that the input of the single entry is confirmed; and a display device connected with said measurement and control device for displaying said character sequences and for displaying prefabricated prompt information in a rolling and refreshing manner by the driving of said measurement and control device, wherein said confirmation device is a switch device, an electric signal produced when it is closed allows said measurement and control device to confirm the current combination element displayed by said display device as a part of the input combination, wherein, the signal device is a roller device, the signal device consisting essentially of; a roller; a coder coaxial with the roller; and an elastic bracket for supporting said roller, wherein the roller consists essentially of; a photoelectric wheel; a light emitting diode; and a phototriode that are disposed at two sides of the photoelectric wheel, wherein a rotation direction and a rotated angle of the roller are converted into electrical pulse signals via the photoelectric wheel, the light emitting diode and the phototriode, wherein said measurement and control device is a programmed microcontroller, wherein said display device is an information display screen, wherein said switch device is a microswitch provided below the shaft extension of the roller, wherein said microcontroller is connected electrically with said coder, information display screen and microswitch respectively, and wherein the single combination entry is a single character or single digit entry. - View Dependent Claims (9, 10, 11, 12, 13)
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Specification