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Patent Searching and Data


Title:
DOOR LOCK SET
Document Type and Number:
Japanese Patent JPH06180082
Kind Code:
A
Abstract:

PURPOSE: To make a knob to slip without destruction when the knob is rotated with a force exceeding an ordinary operating limit so as to eliminate the chance of a nonpermissible person opening a door by operating a lock set operating mechanism by strongly supporting the component of the lock set of the door.

CONSTITUTION: A lock set is provided with an interior knob 24 mounted on an insert 26 and an exterior knob 62 mounted on another insert 64. A rose- shaped liner 30 and a cover 58 are mounted on the insert 26 and provide a spaced bearing for supporting an interior assembly including the knob 24, Another rose-shaped liner 70 mounted on another insert 64 provides a spaced bearing to support an exterior assembly including the exterior knob 62 in cooperation with a security shield 146 and a bearing 148. The knob 62 and insert 64 are coupled with each other through dimples 164 and projections 168 to allow the knob 62 to slip on the insert 64 when an excessive force is applied. Therefore, the component of the lock set is not destroyed.


Inventors:
GEARII AARU BAAGEN
DEIBUITSUDO MIASHIYATSUFUII
Application Number:
JP1993000201599
Publication Date:
June 28, 1994
Filing Date:
August 13, 1993
Export Citation:
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Assignee:
EMHART INC
International Classes:
E05B15/00; E05B17/00; E05B55/00; E05B55/14; E05B59/04; E05B65/06; E05B13/10; (IPC1-7): E05B55/14; E05B15/00; E05B59/04; E05B65/06
Attorney, Agent or Firm:
中村 稔 (外6名)