Title:
DOOR/WINDOW LOCK WITH CONCEALABLE HANDLE
Document Type and Number:
WIPO Patent Application WO/2021/147541
Kind Code:
A1
Abstract:
A door/window lock with a concealable handle, comprising a handle assembly (3), a lock latch assembly (2), and an outer casing (1); the handle assembly (3) comprises a turning handle grip (301) and a concealing part (302), the turning handle grip (301) has an installation cavity (304), the concealing part (302) is arranged at the bottom of the installation cavity (304), and the concealing part (302) and the lock latch assembly (2), after being fixed, are installed within the outer casing (1); the concealing part (302) is configured to control the relative positions of the turning handle grip (301) and the outer casing (1), and the turning handle grip (301) further has a lock core (305), the lock core (305) being fixed within the installation cavity (304) and positioned above the concealing part (302), and the bottom of the lock core (305) being engaged with the concealing part (302); when the turning handle grip (301) is pressed into the outer casing (1) to be concealed, the concealing part (302) adjusts the lock core (305) into a locked state; and when the lock core (305) is in an unlocked state, the concealing part (302) pops a portion of the turning handle grip (301) out of the outer casing.
Inventors:
XIAO HEPING (CN)
Application Number:
PCT/CN2020/134635
Publication Date:
July 29, 2021
Filing Date:
December 08, 2020
Export Citation:
Assignee:
JIANGSU SANJO INTELLIGENT TECH CO LTD (CN)
International Classes:
E05B5/00; E05B3/00; E05B13/10; E05B15/00; E05B15/10
Foreign References:
| CN111173367A | 2020-05-19 | |||
| CN211874143U | 2020-11-06 | |||
| CN105401787A | 2016-03-16 | |||
| CN105401788A | 2016-03-16 | |||
| CN209556661U | 2019-10-29 | |||
| CN2075681U | 1991-04-24 | |||
| JPH07305543A | 1995-11-21 | |||
| FR2644197A1 | 1990-09-14 |
Other References:
See also references of EP 3875715A4
Attorney, Agent or Firm:
CHOFN INTELLECTUAL PROPERTY (CN)
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