초록 ▼

A metal flat key with depressions arranged in the key shank for receiving radially displaceably tumbler pins located in the lock rotor for use as a mechanical key outside and as a mechanical/electronic key inside a closing means with additional electronic means arranged in the lock cylinder includes

A metal flat key with depressions arranged in the key shank for receiving radially displaceably tumbler pins located in the lock rotor for use as a mechanical key outside and as a mechanical/electronic key inside a closing means with additional electronic means arranged in the lock cylinder includes a casing (2B, 2A, 20, 21) for receiving an electronic assembly (5) and which is fixed to the key shank (1), the casing simultaneously being used as the key grip (2). The casing (2A, 2B, 20, 12) on the casing side to the key shank (1) has a connecting part (12) for receiving electric contacts (4) between grip (2) and key shank (1).

대표청구항 ▼

A mechanical and electronic flat key for use in combination with a lock of the type having a rotor, a key slot, means for performing a mechanical locking/unlocking function and an electronic locking/unlocking function and electrical conductors extending between and interconnecting said slot and said

A mechanical and electronic flat key for use in combination with a lock of the type having a rotor, a key slot, means for performing a mechanical locking/unlocking function and an electronic locking/unlocking function and electrical conductors extending between and interconnecting said slot and said means for performing said electronic locking/unlocking function, the key comprising the combination of a key shank dimensioned to be insertable into the lock rotor key slot for driving said rotor; a key grip; an intermediate portion fixedly attached to and mechanically interconnecting said shank and said grip on opposite sides of side intermediate portion; means on said shank defining mechanical coding for cooperating with said means in said rotor for performing said mechanical locking/unlocking function of said lock; an electronic coding circuit for cooperating with said means in said rotor to perform said electronic locking/unlocking function of said lock; means defining a recess in said grip for receiving said electronic coding circuit; circuit means electrically connected to said coding circuit having contact members for making electrical contact with conductors in said rotor to permit transmission of electrical signals between said coding circuit and said means in said rotor controlling said electronic locking/unlocking function; and means defining a recess in said intermediate portion for receiving said circuit means with said coding circuit in said grip recess and for holding said contact members in proper position to engage said electrical conductors in said rotor when said key is in said slot.