Title:
KEY-SHAPED STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2015/100822
Kind Code:
A1
Abstract:
A key-shaped structure, in particular a key-shaped structure applied to a mechanical key. A plurality of independent key-shaped parts (2) through which a screw (4) penetrates are detachably combined to form the key-shaped structure. The key-shaped parts (2) are arranged and combined to form key teeth which can be inserted into a lock cylinder and matched with the lock cylinder to conduct unlocking. The screw (4) has a screw head (4-1) retained in the key-shaped parts (2), a screw rod (4-2) penetrating through the key-shaped parts (2), and a screw tail (4-3) fixedly connected to the body of a key.
Inventors:
ZHANG YONGZHI (CN)
ZHANG ZHONGBO (CN)
ZHANG ZHONGBO (CN)
Application Number:
PCT/CN2014/071109
Publication Date:
July 09, 2015
Filing Date:
January 22, 2014
Export Citation:
Assignee:
YANTAI TRI CIRCLE SCIENCE & TECHNOLOGY CO LTD (CN)
International Classes:
E05B19/18
Foreign References:
| CN103758406A | 2014-04-30 | |||
| CN2138168Y | 1993-07-14 | |||
| CN202431058U | 2012-09-12 | |||
| CN2274669Y | 1998-02-18 | |||
| CN201495841U | 2010-06-02 | |||
| EP2746499A1 | 2014-06-25 |
Attorney, Agent or Firm:
YANTAI DOUBLE PATENT OFFICE(GENERAL PARTNER) (CN)
烟台双联专利事务所（普通合伙） (CN)
烟台双联专利事务所（普通合伙） (CN)
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