Zone specific remote master control panel for loading dock equipment

• US 7,274,300 B2
• Filed: 08/16/2004
• Issued: 09/25/2007
• Est. Priority Date: 04/18/2002
• Status: Expired due to Term

• Current Assignee: 4Front Engineered Solutions Incorporated (Assa Abloy AB)
• Original Assignee: 4Front Engineered Solutions Incorporated (Assa Abloy AB)
• Inventors: Alexander, James C., Duvernell, Kim, Reynard, Terence
• Primary Examiner(s): PHAM, TOAN NGOC
• Application Number:
  US10/918,472
• Publication Number:
  US 20050102042A1
• Time in Patent Office: 1,135 Days
• Field of Search: 340/686.6, 340/686.1, 340/687, 340/686.2, 340/525, 340/691.1, 340/5.64, 340/539.1, 700/17, 414/222.01, 414/222.02, 414/222.03, 414/222.04, 414/222.05, 414/222.06, 414/809, 414/401
• US Class Current: 340/686.6
• CPC Class Codes: B65G 69/001 Buffers for vehicles at loading stations
• CPC Class Codes: B65G 69/003 Restraining movement of a vehicle at a loading station using means not being part of the vehicle
• CPC Class Codes: B65G 69/006 Centring or aligning a vehicle at a loading station using means not being part of the vehicle
• CPC Class Codes: B65G 69/008 Dock- or bumper-seals
• CPC Class Codes: B65G 69/2876 Safety or protection means, e.g. skirts

Abstract

A loading dock apparatus remote control is provided. Some embodiments of the invention include a zone specific remote control for loading dock apparatus. Some optional embodiments include a selector switch to select which apparatus the single set of controls will control. Other optional embodiments automatically select the apparatus to be controlled by the single set of controls. A method of operating loading dock apparatus using a remote control is also provided.

Claims

1. A remote controller for a loading dock apparatus comprising:

a signal transmitter configured to transmit a signal wirelessly to a remotely located receiver operatively connected to loading dock apparatus; and

at least one actuator operatively connected to the signal transmitter and configured to, when actuated, send a control signal to the signal transmitter for transmission to the receiver to cause the loading dock apparatus to function according to the signal,

wherein the remote controller operates the loading dock apparatus.

2. The remote controller of claim 1, wherein:

the transmitter is configured to transmit at least one of an infrared signal and a radio signal.

3. The remote controller of claim 1, wherein the transmitter is mounted to a fork truck.

4. The remote controller of claim 1, wherein the controller comprises a first actuator wherein the first actuator, when actuated, caused the loading dock apparatus to operate according to a predetermined sequence.

5. The remote controller of claim 1, wherein the controller comprises two actuators, configured to control different aspects of the loading dock apparatus.

6. The remote controller of claim 1, wherein the controller further comprises an emergency stop actuator configured to, when actuated, generate a signal to stop the loading dock apparatus.

7. The remote controller of claim 1, wherein the controller further comprises a selector switch configured to permit an operator to select which piece of equipment will be actuated by the at least one actuator.

8. The remote controller of claim 1, further comprising:

a zone, which is not defined by a range associated with the signal transmitter, located proximate to the loading dock apparatus to be controlled by the system, defined by at least one receiver and signal transmitter,

wherein the signal transmitter and the receiver communicate with each other when the signal transmitter is located in the zone and the signal transmitter and the receiver cannot communicate with each other when the signal transmitter is not located in the zone.

9. A remote controller for a loading dock apparatus comprising:

a signal transmitter configured to transmit a signal wirelessly to a remotely located receiver operatively connected to loading dock apparatus; and

at least one actuator operatively connected to the signal transmitter and configured to, when actuated, send a control signal to the signal transmitter for transmission to the receiver to cause the loading dock apparatus to function according to the signal, wherein the controller comprises a first actuator wherein the first actuator, when actuated, caused the loading dock apparatus to operate according to a predetermined sequence, and wherein the controller is configured such that actuating the first actuator a first time will cause the loading dock apparatus to secure a vehicle to a loading dock and provide a bridge between the loading dock and a bed of the vehicle.

10. The remote controller of claim 9, wherein the controller is configured such that actuating the first actuator a second time will cause the loading dock apparatus to perform the next step in a predetermined sequence of steps.

11. A remote controller for a loading dock apparatus comprising:

a signal transmitter configured to transmit a signal wirelessly to a remotely located receiver operatively connected to loading dock apparatus;

at least one actuator operatively connected to the signal transmitter and configured to, when actuated, send a control signal to the signal transmitter for transmission to the receiver to cause the loading dock apparatus to function according to the signal;

a control panel for providing a common area for operator controls and signals;

operator signal lights located on the control panel and operatively connected to the loading dock apparatus for signaling an operator that a loading dock is at least one of ready for loading, not ready for loading, and operator be cautioned;

a selector switch located on the control panel, and operatively connected to the loading dock apparatus to permit selective operation of a vehicle restraint, a dock door, and a leveler apparatus;

a first operation control attached to the control panel wherein the first operation control, when activated, engages the vehicle restraint when the selector switch is selected to operate the vehicle restraint, the first operation control, when activated, opens the dock door when the dock door is selected by the selector switch, and the first operation control, controls the raising and lowering of the dock leveler to an operative and a stored position, and extends and retracts a lip portion of the dock leveler when the dock leveler is selected by the selector switch;

a second operation control attached to the control panel, wherein the second operation control, when activated, extends a lip portion of the dock leveler when the dock leveler is selected by the selector switch, the second operation control, when activated, closes the dock door when the dock door is selected by the selector switch, and the second operation control, when activated, disengages the vehicle restraint when the selector switch is selected to operate the vehicle restraint;

a third operation control attached to the control panel, wherein the third operation control is an emergency stop control configured to stop operation of the loading dock apparatus;

operator indicator lights located on the control panel, wherein the indicator lights indicate which of the vehicle restraint, door, and dock lever the operation controls will activate; and

a vehicle restraint bypass switch located on the controller, wherein the vehicle restraint bypass switch may selectively bypass the vehicle restraint apparatus causing the first operation control to not engage the vehicle restraint, but activate the operator control signal light to indicate at least one of ready for loading, and operator be cautioned.

12. A remote controller for a loading dock apparatus comprising:

a signal transmitter configured to transmit a signal wirelessly to a remotely located receiver operatively connected to loading dock apparatus;

at least one actuator operatively connected to the signal transmitter and configured to, when actuated, send a control signal to the signal transmitter for transmission to the receiver to cause the loading dock apparatus to function according to the signal;

a control panel for providing a common area for operator controls and signals;

operator signal lights located on the control panel and operatively connected to the loading dock apparatus for signaling an operator that a loading dock is at least one of ready for loading, not ready for loading, and operator be cautioned;

a first operation control attached to the control panel, wherein the first operation control, when activated, engages a vehicle restraint, opens a dock door, raises a dock leveler and lowers the dock leveler to an operative or stored position, and extends and retracts a lip portion of the dock leveler;

a second operation control attached to the control panel, wherein the second operation control, when activated, closes the dock door, and disengages the vehicle restraint;

a programmable controller configured to selectively cause the first operation control to control the vehicle restraint, the dock door and the dock leveler according to a preprogrammed program, and selectively cause the second operation control to control the lip portion of a dock leveler, close the dock door and disengage the vehicle restraint according to a preprogrammed program;

a third operation control attached to the control panel, wherein the third operation control is an emergency stop control configured to stop operation of the loading dock apparatus; and

a vehicle restraint bypass switch located on the control panel, wherein the vehicle restraint bypass switch may selectively bypass the vehicle restraint causing the controller to not engage and disengage the vehicle restraint to a vehicle, but activate the operator control signal light to indicate at least one of loading dock ready for loading, operator be cautioned, and loading dock not ready for loading, and proceed with a next operation in a sequence of operations.

13. A remote controller for a loading dock apparatus comprising:

means for transmitting a signal configured to transmit a signal wirelessly to a remotely located receiver operatively connected to loading dock apparatus; and

means for generating a signal operatively connected to the signal transmitting means and configured to, when actuated, send a control signal to the signal transmitting means for transmission to the receiver to cause the loading dock apparatus to function according to the signal,

wherein the remote controller operates the loading dock apparatus.

14. A remote controller for a loading dock apparatus comprising:

means for transmitting a signal configured to transmit a signal wirelessly to a remotely located receiver operatively connected to loading dock apparatus;

means for generating a signal operatively connected to the signal transmitting means and configured to, when actuated, send a control signal to the signal transmitting means for transmission to the receiver to cause the loading dock apparatus to function according to the signal;

a control panel for providing a common area for operator controls and signals;

operator signal lights located on the control panel and operatively connected to the loading dock apparatus for signaling an operator that a loading dock is at least one of ready for loading, not ready for loading, and operator be cautioned;

selector switch located on the control panel, and operatively connected to the loading dock apparatus to permit selective operation of a vehicle restraint, a dock door, and a leveler apparatus;

a means for controlling the loading dock apparatus, the means attached to the control panel, wherein the means controls the vehicle restraint when the selector switch is selected to operate a vehicle restraint, the means controls a dock door when the dock door is selected by the selector switch, and the means controls a dock leveler when the dock leveler is selected by the selector switch;

an emergency stop control attached to the control panel, configured to stop operation of the loading dock apparatus;

operator indicator lights located on the control panel, wherein the indicator lights indicate which of the vehicle restraint, door, and dock lever the operation controls will activate; and

a vehicle restraint bypass switch located on the controller, wherein the vehicle restraint bypass switch may selectively bypass the vehicle restraint loading apparatus causing the means to not control the vehicle restraint, but activate the operator control signal light to indicate at least one of ready for loading, and operator be cautioned, when the vehicle constraint is engaged or bypassed and control signal light to indicate that the dock is not ready for loading when the vehicle constraint is not engaged and not by-passed, and to enable a next step in a sequence of operations,

wherein the loading dock apparatus, comprises a vehicle restraint, a door, a loading light, and a dock leveler.

15. A remote controller for a loading dock apparatus comprising:

means for transmitting a signal configured to transmit a signal wirelessly to a remotely located receiver operatively connected to loading dock apparatus;

means for generating a signal operatively connected to the signal transmitting means and configured to, when actuated, send a control signal to the signal transmitting means for transmission to the receiver to cause the loading dock apparatus to function according to the signal;

an operator means located on the control panel for operating a loading dock apparatus; and

a selector means located on the control panel for selection between at least two of a vehicle restraint, a loading dock door, a loading dock door seal, and a dock leveler and lip;

wherein the selector means causes the operator means, when activated, to operate the loading dock apparatus that is selected by the selector means.

16. A remote controller for a loading dock apparatus comprising:

means for transmitting a signal configured to transmit a signal wirelessly to a remotely located receiver operatively connected to loading dock apparatus;

means for generating a signal operatively connected to the signal transmitting means and configured to, when actuated, send a control signal to the signal transmitting means for transmission to the receiver to cause the loading dock apparatus to function according to the signal;

a control panel for providing a common area for operator controls and signals;

operator signal lights located on the control panel and operatively connected to the loading dock apparatus for signaling an operator that a loading dock is at least one of ready for loading, not ready for loading, and operator be cautioned;

means for controlling the docking apparatus attached to the control panel, wherein the means controls a vehicle restraint, controls a dock door, controls a dock leveler, and controls a lip portion of the dock leveler;

a programmable controller configured to selectively cause the means for controlling the dock loading apparatus to control the vehicle restraint, the dock door, and the dock leveler according to a preprogrammed program;

an emergency stop attached to the control panel, configured to stop operation of the loading dock apparatus; and

a vehicle restraint bypass switch located on the controller, wherein the vehicle restraint bypass switch may selectively bypass the vehicle restraint apparatus causing the controller to not engage and disengage the vehicle restraint to a vehicle, but activate the operator control signal light to indicate at least one of loading dock ready for loading, operator be cautioned, and proceed with a next operation in a sequence of operations, when the vehicle restraining apparatus is attached to a vehicle or is bypassed and the operator control signal light to display the signal the loading dock not ready for loading when the vehicle restraining apparatus is not engaged and not bypassed.

17. A remote controller for a loading dock apparatus comprising:

means for transmitting a signal configured to transmit a signal wirelessly to a remotely located receiver operatively connected to loading dock apparatus;

means for generating a signal operatively connected to the signal transmitting means and configured to, when actuated, send a control signal to the signal transmitting means for transmission to the receiver to cause the loading dock apparatus to function according to the signal;

an operator means located on the control panel for operating a loading dock apparatus;

a controller means associated with the control panel for causing the operator means to operate at least two of a vehicle restraint, a loading dock door, a loading dock door seal, and a dock leveler and lip in a predetermined sequence,

wherein the operator means, when activated, activates the loading dock apparatus to be operated next in a predetermined sequence.

18. A method of remotely operating loading dock equipment comprising:

configuring a single controller to operate a plurality of loading dock apparatus; and

transmitting a control signal from the controller over a wireless connection from a transmitter to a remote receiver operatively connected to the loading dock equipment.

19. The method of claim 18, further comprising transmitting the control signal in a distinct zone where the transmitter and receiver can only communicate if the transmitter transmits the signal from within the zone.

20. The method of claim 18, further comprising configuring the loading dock apparatus to not be effected by the control signal if the control signal is transmitted from outside a distinct zone.

21. The method of claim 18, operating the controller from within a fork truck.

22. The method of claim 18, further comprising:

selecting an automatic mode with a selector switch;

determining that a first and second control will operate a dock door by viewing an indicator light indicating the first and second operation controls will operate a dock door;

operating a dock door by operating the first operation control to open the dock door and operating the second operation control to close the dock door;

determining that the first and second control will operate a dock leveler by viewing an indicator light indicating the first and second operation controls will operate a dock leveler; and

operating a dock leveler by raising and lowering a dock leveler by operating the first operation control and extending a lip portion of the dock leveler by operating the second operation control.

23. The method of claim 18 further comprising:

at least one of opening a dock door, and inflating a dock seal when the dock door is fully opened, raising a dock barrier, and turning on a loading light by operating a first operation control a first time;

raising a dock leveler, and extending a lip portion of the dock leveler by operating the first operation control a second time after a operator signal light signals a dock is ready for use; and

moving a dock leveler to a stored position by operating the second operation control a first time and at least one of, deflating the dock seal, turning off the loading light, and closing the dock door by operating a second operation control a second time.

24. A method of remotely operating loading dock equipment comprising:

configuring a single controller to operate a plurality of loading dock apparatus;

transmitting a control signal from the controller over a wireless connection from a transmitter to a remote receiver operatively connected to the loading dock equipment;

configuring a first and second operation control to control a dock door by selecting a dock door option with a selecting switch;

operating a dock door by operating the first operation control to open the dock door and operating the second operation control to close the dock door;

configuring the first and second operation control to operate a dock leveler by selecting a dock leveler option with the selecting switch; and

operating a dock leveler by raising and lowering a dock leveler by operating the first operation control and extending a lip portion of the dock leveler by operating the second operation control.