Title:
引戸装置
Document Type and Number:
Japanese Patent JP7202196
Kind Code:
B2
Abstract:
To provide a sliding door device that makes it possible to perform an adjustment work on spring force of a spiral spring of a driving device disposed inside a door body in a state in which the driving device is disposed inside the door body.SOLUTION: Inside a door body 1 that is suspended from guide means disposed inside a transom member 4 and is opening/closing movable, a driving device 30 for moving the door body is disposed. The driving device comprises: a string-like member 31 having an end connected to an immovable member; a take-up reel 38 being housed inside a case 37 of the driving device to deliverably take up the string-like member; and a spiral spring in which return spring force for the take-up reel taking up the string-like member is accumulated when the string-like member is delivered from the take-up reel. The spiral spring has inner and outer ends connected to a center shaft 35 and the take-up reel. A rotation operation member 36 attached to an end of the center shaft extending to an outside of the case 37 within the door body's thickness in order to rotate the center shaft includes an operation part on which a rotation operation can be performed from the outside of the door body.SELECTED DRAWING: Figure 7
Inventors:
Takahiro Kubo
Application Number:
JP2019010866A
Publication Date:
January 11, 2023
Filing Date:
January 25, 2019
Export Citation:
Assignee:
Bunka Shutter Co., Ltd.
International Classes:
E05F1/16; E05D13/00
Domestic Patent References:
| JP2008144421A | ||||
| JP1080685A | ||||
| JP2009275497A | ||||
| JP2017206946A | ||||
| JP2006226095A | ||||
| JP2009228405A |
Foreign References:
| US20100031469 |
Attorney, Agent or Firm:
Shigeki Yamakawa
Yuzo Koike
Takeshi Ando
Yuzo Koike
Takeshi Ando
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