Title:
LOCK HEAD
Document Type and Number:
WIPO Patent Application WO/2010/148642
Kind Code:
A1
Abstract:
A lock head, specially a lock head with secondary key, comprises a lock body (1), a lock core (2,2b), inner pins (10) with cuts (11), an identification code sheet (13), and a lock core pin (38) or an engaging and disengaging bolt (5). When the lock core (2,2b) is rotated, the inner pins (10) are located in the lock core (2,2b). When a correct key (33) is inserted, the identification code sheet (13) is aligned with the cuts (11) of the inner pins (10). The identification code sheet (13) is an axially normally open identification code sheet. The arrangement of parts of the lock head is reasonable, and reliability and whole strength of the lock head are increased.
Inventors:
MA XUEWEN (CN)
Application Number:
PCT/CN2010/000916
Publication Date:
December 29, 2010
Filing Date:
June 22, 2010
Export Citation:
Assignee:
MA XUEWEN (CN)
International Classes:
E05B27/00; E05B15/00; E05B27/02
Foreign References:
| CN201535094U | 2010-07-28 | |||
| CN201165786Y | 2008-12-17 | |||
| CN201050223Y | 2008-04-23 | |||
| CN201050225Y | 2008-04-23 | |||
| CN201059099Y | 2008-05-14 | |||
| DE3014337A1 | 1981-06-04 |
Attorney, Agent or Firm:
CHINA PATENT AGENT (H.K.) LTD (Great Eagle Centre23 Harbour Road,Wanchai, Hong Kong, CN)
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