JP2005514546A5 - - Google Patents

Claims (9)

  An apparatus and method for transmitting data and electrical energy between a key and a lock cylinder comprising a first electromagnetic circuit associated with the key and a second electromagnetic circuit associated with the cylinder; The first and second electromagnetic circuits are interconnected when the key is inserted into the cylinder, and at least from the primary winding of the first circuit to the secondary [winding] of the second circuit. Connecting means forming a third electromagnetic circuit for transmitting electrical energy, the connecting means being deployed in parallel longitudinally with respect to the axis of the key and / or the slot of the cylinder for the key; When the key is inserted into the slot, the key and the mechanical encryption part of the cylinder overlap in the longitudinal direction, and the electrical energy is made of a ferromagnetic circuit made of ferrite. Apparatus and method for transmitting data and electric energy between the from the primary winding in the form of a magnetic flux appropriately transmitted between key and lock cylinder, characterized in that it is transmitted to the secondary winding.   The third electromagnetic circuit is formed by mutually coupling the first and second magnetic circuits, and includes first and second rods parallel to the longitudinal direction and first and second coupling coils. An apparatus and method for transmitting data and electrical energy between a key and a cylinder of a lock according to the preceding claim.   The first rod is provided along the axis of the key and wound by the first coil, and the second rod is provided along a slot of the cylinder and the second coil The data and electricity between the key and the lock cylinder according to claim 1, wherein the first and second rods face each other and are connected to each other at their ends. Apparatus and method for transmitting energy.   The first and second rods face each other and are spaced apart along a slot of the cylinder, and the first coil supported by the key shaft and the second coil supported by the cylinder. 3. A device and method for transmitting data and electrical energy between a key and a lock cylinder according to claim 2, wherein a coil is sandwiched between the first and second rods.   The signal applied to the coil of the first magnetic circuit transmits both the energy and the data to the winding of the second magnetic circuit. Apparatus and method for transmitting data and electrical energy between a key and a lock cylinder as described above.   The first electromagnetic circuit receives a time variable voltage having the same or different frequency band as the second electromagnetic circuit and an amplitude proportional to a ratio between the number of turns of the primary winding and the secondary winding. Transmitting data and electrical energy between a key and a lock cylinder according to one or more of the preceding claims, wherein the data is transmitted from the key to the cylinder and vice versa Apparatus and method.   Device and method for transmitting data and electrical energy between a key and a lock cylinder according to one or more of the preceding claims, wherein the data is transmitted in digital and / or analog form.   The number of turns is manufactured using appropriately insulated conductor wiring, and transmits data and electrical energy between the key and the lock cylinder according to one or more of the preceding claims. Apparatus and method. Inserting the key into the cylinder; activating the third electromagnetic circuit; and causing the first electromagnetic circuit to have the same or different frequency band as the second electromagnetic circuit and the first and second electromagnetic circuits. Transmitting the key code to the cylinder by applying the time variable voltage having an amplitude proportional to the ratio between the turns of the two electromagnetic circuit windings; and recognizing the key code. Sending the electrical energy in the form of magnetic flux for activation of the shutter of the lock, data and electricity between the key and the cylinder of the lock according to one or more of the preceding claims Apparatus and method for transmitting energy.