Title:
COMPOSITE LOCK
Document Type and Number:
Japanese Patent JP3891965
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a composite lock capable of certainly and strongly preventing unfair unlocking by installing a plurality of locks such as a button lock and a cylinder lock for instance, to complement the functions of the locks and add these preventive functions.
SOLUTION: A plurality of locks 2, 3 interlocked with the main lock 100 are provided, The main lock 100 can be unlocked through the unlocking operation of these locks 2, 3.
Inventors:
Akimaru Watanabe
Susumu Nakajima
Susumu Nakajima
Application Number:
JP2003193345A
Publication Date:
March 14, 2007
Filing Date:
July 08, 2003
Export Citation:
Assignee:
Nagasawa Manufacturing Co., Ltd.
International Classes:
E05B63/14; E05B37/16; (IPC1-7): E05B63/14; E05B37/16
Domestic Patent References:
| JP62133267A | ||||
| JP2002295075A |
Attorney, Agent or Firm:
Takeshi Chiaki
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