Title:
【発明の名称】ドア錠
Document Type and Number:
Japanese Patent JP3354710
Kind Code:
B2
Abstract:
This invention is directed to a door lock including a housing with a lock body which cannot be easily rotated when a burglar attempts to forcedly further rotate the outside lever handle in excess of a limit for withdrawl movement of a latching slide body. A pluality of ingagement portions which react counter to a rotary motion are formed in the housing of the lock body, and a plurality of fixed engagement rods engage with the engagement portions are assembled relative to an inside fixed plate extended into an inner side wall surface of the door.
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Inventors:
Akira Katayama
Application Number:
JP10612994A
Publication Date:
December 09, 2002
Filing Date:
April 20, 1994
Export Citation:
Assignee:
Miwa Lock Co., Ltd.
International Classes:
E05B3/00; E05B3/06; E05B5/00; E05B9/08; E05B15/02; E05B17/20; E05B55/00; E05B63/04; E05B63/06; E05B63/08; (IPC1-7): E05B3/00; E05B9/08; E05B63/04; E05B63/08
Domestic Patent References:
| JP4315682A | ||||
| JP193691A | ||||
| JP5682140U | ||||
| JP4613820Y1 | ||||
| JP417660Y1 |
Other References:
【文献】実公25126(大正15年)(JP,Y1 T)
Attorney, Agent or Firm:
Mitsuyasu Miura