Title:
CLOSED FORCE TRANSMISSION DEVICE AND SAFETY DOOR LOCK USING SAME
Document Type and Number:
WIPO Patent Application WO/2013/125746
Kind Code:
A1
Abstract:
The present invention relates to a closed force transmission device in which an insertion depth of a latch bolt inserted into a latch bolt insertion groove can be adjusted to improve safety and components are simplified to allow for ease of assembly and to improve durability. The present invention also relates to a safety door lock using the device. The closed force transmission device of the present invention comprises: a cylindrical body housing of which both sides are opened to penetrate a door; a main body slidably arranged within the body housing such that the main body moves in a straight line direction by the force applied from an external source, the main body having at least one tilt surface and a main body movement space formed orthogonally to the straight movement direction in a portion corresponding to the tilt surface; a handle connected to the main body and protruded outwardly from both sides of the door; and a latch bolt assembly one end of which passes through the main body movement space and is coupled to the main body such that one end is vertically movable relatively to the movement direction of the main body and the other end of which is elastically supported at the body housing such that the other end is movable orthogonally to the movement direction of the main body in interlock with the straight line movement of the main body.
Inventors:
KIM YOUNG HEE (KR)
Application Number:
PCT/KR2012/001874
Publication Date:
August 29, 2013
Filing Date:
March 15, 2012
Export Citation:
Assignee:
KIM YOUNG HEE (KR)
International Classes:
E05B55/14; E05B59/04
Foreign References:
| KR19990021744A | 1999-03-25 | |||
| KR970052035U | 1997-09-08 | |||
| KR20000074623A | 2000-12-15 | |||
| KR200160871Y1 | 1999-11-15 | |||
| KR20120025312A | 2012-03-15 |
Other References:
See also references of EP 2818613A4
None
None
Attorney, Agent or Firm:
PARK, CHONG HAN (KR)
박종한 (KR)
박종한 (KR)
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Claims: