Locks – Operating mechanism – Key
Patent
1997-04-17
2000-08-29
Boucher, Darnell M.
Locks
Operating mechanism
Key
70224, 70215, 70379R, E05B 904
Patent
active
061090808
ABSTRACT:
A lock assembly includes a handle assembly including a tubular member having an axial hole defined in a first end thereof and extending along a longitudinal axis thereof and a receptacle defined in a second end thereof and in communication with the axial hole, and a handle formed on the second end of the tubular member. A lock core assembly is removably mounted to the receptacle of the handle assembly and includes a lock core therein. The lock core includes a key hole defined in a first end thereof. A transmission device is received in the axial hole of the tubular member and includes a first end and a second end. The second end of the transmission device includes an end face plate extending in a direction transverse to a longitudinal axis of the key driving means, and two spaced positioning rods project outwardly from the end face plate and extend away from the first end along a direction parallel to the longitudinal axis of the transmission device. The lock core includes two positioning holes defined in a second end thereof and extending along a direction parallel to a longitudinal axis thereof. The positioning rods are removably extended through the holes in the second end of the lock core. The holes are respectively aligned with the positioning rods when mounting the lock core assembly into the receptacle.
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Locksmith Ledger, Oct. 1988 pp. 64,66,67.
Chen Po-Yang
Chiou Ming-Shyang
Gao Sheen-Youl
Tsai Kun-Feng
Boucher Darnell M.
Tong Lung Metal Industry Co. Ltd.
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