Title:
DAMPER OPENING/CLOSING DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/184333
Kind Code:
A1
Abstract:
A damper opening/closing device (10) comprises an opening/closing lid (18), a retention mechanism (20), and a return mechanism (24). The retention mechanism (20) retains the opening/closing lid (18) to place an opening (12) in an open state while power is being supplied, and releases the retention of the opening/closing lid (18) to place the opening (12) in a closed state when the power supply stops. The return mechanism (24) returns the opening/closing lid (18) to a state of retention by the retention mechanism (20) when the opening/closing lid (18) is in a closed state while power is being supplied.
Inventors:
FUKUHARA MOTOHIRO (JP)
Application Number:
PCT/JP2020/009162
Publication Date:
September 17, 2020
Filing Date:
March 04, 2020
Export Citation:
Assignee:
NGK INSULATORS LTD (JP)
International Classes:
F24F13/10; F24F13/14
Foreign References:
| JPH05277200A | 1993-10-26 | |||
| JP2014213814A | 2014-11-17 | |||
| JPH0210050A | 1990-01-12 | |||
| JP2008039313A | 2008-02-21 | |||
| JP2006187524A | 2006-07-20 |
Attorney, Agent or Firm:
CHIBA Yoshihiro et al. (JP)
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