Title:
MECHANICAL LOCK
Document Type and Number:
Japanese Patent JP2020180534
Kind Code:
A
Abstract:
To disclose a mechanical lock.SOLUTION: A door frame and a door are included, the door is provided with a pulling mechanism and a jacking pressing mechanism; the door frame is provided with a lock groove of which the opening faces towards one side; the door is provided with a spring groove of which the opening faces towards one side; a reset spring is fixedly arranged on the end wall of one side of the spring groove; and one end of the reset spring is provided with a lock block. According to the mechanical lock, on the premise that normal working of the door lock is not influenced, the door lock can be opened without a key, the position of a lifting block can be set according to the requirements of a user, accordingly, the safety of the door lock is improved, in addition, the door can be opened without picking the lock, and under the condition that the safety of the lock is ensured, unlocking is simplified.SELECTED DRAWING: Figure 1
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Inventors:
CHEN JIALI
Application Number:
JP2019093266A
Publication Date:
November 05, 2020
Filing Date:
May 16, 2019
Export Citation:
Assignee:
CIXI ZHONGSHEN PACKAGE CO LTD
International Classes:
E05B65/10; E05B65/06
Attorney, Agent or Firm:
Zhou Shiwen