Title:
Watertight door device
Document Type and Number:
Japanese Patent JP5942332
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a waterproof door device having a hinge mechanism, which is structurally simple and requires low cost, allows operation of the waterproof door such as pressing to be properly performed, and is easy to change specification and to conform to a standing assistance mechanism.SOLUTION: A waterproof door device 1 comprises: a waterproof door 2 installed to rise and fall freely between a falling position and a standing position with respect to a case 4; a first rotating shaft 60 provided on the waterproof door 2 side; a second rotating shaft 64 provided on a case 4 side; and a link 68 connecting the first rotating shaft 60 with the second rotating shaft 64. The waterproof door 2 includes a protrusive plate 70 which contacts with the link 68 when it rotates around the first rotating shaft 60 by a prescribed rotation angle and restricts the rotation exceeding the prescribed rotation angle around the first rotating shaft 60.
Inventors:
Naoki Oshima
Keisuke Mori
Shinichiro Tsukada
Keisuke Mori
Shinichiro Tsukada
Application Number:
JP2011000734A
Publication Date:
June 29, 2016
Filing Date:
January 05, 2011
Export Citation:
Assignee:
Howa Industry Co., Ltd.
International Classes:
E06B5/00; E04H9/14
Domestic Patent References:
| JP2005139687A | ||||
| JP2001254563A |
Attorney, Agent or Firm:
Yoshiki Ishida
Kiyotaka Sonoda
Kiyotaka Sonoda
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