Lock Arrangement and a Method of Providing Power to a Lock
First Claim
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1. A lock arrangement including:
- an electrically powered lock actuator adapted for mounting in or on a door;
a power receiver including a first core with a first wire coil formed thereon, the power receiver adapted for mounting in or on the door in electrical connection with the lock actuator; and
a power transmitter including a second core with a second wire coil formed thereon, the power transmitter adapted for mounting adjacent the door and for transmitting power across an air gap to the power receiver,wherein the magnetic axes of the first and second cores are substantially parallel, and spaced apart, when the door is closed.
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Abstract
A lock arrangement including an electrically powered lock actuator, a power receiver (30) and a power transmitter (18). The electrically powered lock actuator is adapted for mounting in or on a door (10). The power receiver (30) is adapted for mounting in or on the door (10) in electrical connection with the lock actuator. The power transmitter (18) is adapted for mounting adjacent the door (10) and for transmitting power across an air gap to the power receiver (30).
64 Citations
25 Claims
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1. A lock arrangement including:
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an electrically powered lock actuator adapted for mounting in or on a door; a power receiver including a first core with a first wire coil formed thereon, the power receiver adapted for mounting in or on the door in electrical connection with the lock actuator; and a power transmitter including a second core with a second wire coil formed thereon, the power transmitter adapted for mounting adjacent the door and for transmitting power across an air gap to the power receiver, wherein the magnetic axes of the first and second cores are substantially parallel, and spaced apart, when the door is closed. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19)
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20. A method of providing power to an electrically powered lock actuator mounted in or on a door, the method including the steps of:
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supplying power to a power transmitter mounted adjacent the door, the power transmitter including a first core with a first wire coil formed thereon; transmitting power from the power transmitter across an air gap to a power receiver mounted in or on the door, the power receiver including a second core with a second wire coil formed thereon, the magnetic axes of the first and second cores being substantially parallel, and spaced apart, when the door is closed; and supplying power from the power receiver to the lock actuator. - View Dependent Claims (21, 22, 23)
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- 25. The lock arrangement as claimed in claim 26, wherein the energy storage device is a battery.
Specification