Title:
開扉装置
Document Type and Number:
Japanese Patent JP7120510
Kind Code:
B2
Abstract:
A door opening device for an access door includes an upper lock device, a lower lock device, and a handle device, the lower lock device has a first bias member for biasing a lower opening lever in an opposite direction to an unlocking direction, the handle device has a handle into which an unlocking operation is inputted, a first lever to which an upper cable and a lower cable are connected, a second lever which rotates in a first direction in response to an unlocking operation and transmits this rotation to the first lever, and a second bias member for restoring the second lever to an initial position, and the second lever has a play stroke defined between a point in time when the second lever starts to rotate from the initial position to a point in time when the second lever transmits the rotation to the first lever.
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Inventors:
Yousuke Matsuda
Tatsuya Takayama
Takao Taga
Tatsuya Takayama
Takao Taga
Application Number:
JP2019124640A
Publication Date:
August 17, 2022
Filing Date:
July 03, 2019
Export Citation:
Assignee:
Mitsui Kinzoku Act Co., Ltd.
International Classes:
E05B79/22; B60J5/00; B60J5/04; E05B79/06; E05B79/20; E05B83/38
Domestic Patent References:
| JP2017043990A | ||||
| JP2004308183A |
Attorney, Agent or Firm:
Patent Business Corporation Koei Patent Office