Title:
PULL-IN DEVICE
Document Type and Number:
Japanese Patent JP2014201976
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a pull-in device capable of changing pull-in force in the middle of the movement of a sash, in the pull-in device for pulling the sash in the vertical frame side by accumulated energy, when opening-closing the sash such as a sliding door and a sliding sash.SOLUTION: The energy is accumulated when opening a sash 6, and the sash is pulled in by consuming this energy when closing. An energy accumulation device comprises a spiral rod 44 having a screw part 43 and a torsion spring 45. The spiral rod is pulled out of a case 41 when opening the sash, and is pulled in the case when closing the sash. A lead of a screw part of the spiral rod changes from the middle so that the lead of a pull-out starting section band from the case becomes small and a pull-out finish section band becomes large.
Inventors:
MURAMATSU MICHIHIRO
AIDA EIICHI
AIDA EIICHI
Application Number:
JP2013079364A
Publication Date:
October 27, 2014
Filing Date:
April 05, 2013
Export Citation:
Assignee:
NAKANISHI IND
International Classes:
E05F1/16; E05F5/02
Domestic Patent References:
| JP2012225054A | 2012-11-15 | |||
| JP2007278057A | 2007-10-25 | |||
| JP2006200300A | 2006-08-03 | |||
| JP2006169820A | 2006-06-29 | |||
| JPS59171182U | 1984-11-15 |
Foreign References:
| EP3095351A1 | 2016-11-23 |
Attorney, Agent or Firm:
Kamegawa 義示
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