Title:
U-SHAPED LONG SHACKLE PADLOCK ENABLING EASY UNLOCKING
Document Type and Number:
WIPO Patent Application WO/2020/232992
Kind Code:
A1
Abstract:
Disclosed is a U-shaped long shackle padlock enabling easy unlocking, comprising a U-shaped shackle (1) and a padlock body (2). The shackle (1) is provided with engagement teeth (3). The padlock body (2) has a through-hole (4), and a positioning member is disposed in the padlock body (2). An end of the positioning member is engaged with the engagement teeth (3), and another end is provided with a rotation block (5). A lock core (6) perpendicular to the length direction of the shackle (1) is disposed on a side of the rotation block (5). Transmission teeth (7) are fixedly disposed on an end of the rotation block (5) facing the lock core (6), and tooth plates (8) engaged with the transmission teeth (7) are fixedly disposed on a side surface of the lock core (6). The locking state of the shackle (1) with respect to the positioning member is changed when the rotation block (5) is rotated to different angles. The invention enables easy unlocking, and provides good anti-theft protection, convenient assembly, and an extended service life.
Inventors:
JIN FENGGUANG (CN)
Application Number:
PCT/CN2019/116536
Publication Date:
November 26, 2020
Filing Date:
November 08, 2019
Export Citation:
Assignee:
JIN FENGGUANG (CN)
International Classes:
E05B71/00; E05B15/00; E05B15/10; E05B17/00; E05B67/22
Foreign References:
| CN206071289U | 2017-04-05 | |||
| CN208010118U | 2018-10-26 | |||
| CN2048099U | 1989-11-22 | |||
| CN110043138A | 2019-07-23 | |||
| CN2616625Y | 2004-05-19 | |||
| CN203755849U | 2014-08-06 | |||
| CN2348065Y | 1999-11-10 | |||
| US1511057A | 1924-10-07 | |||
| US7921682B1 | 2011-04-12 |
Attorney, Agent or Firm:
HANGZHOU XINYUAN PATENT AGENCY (CN)
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