Title:
開閉装置の電源切替装置
Document Type and Number:
Japanese Patent JP7303000
Kind Code:
B2
Abstract:
To provide a power supply switching device for an opening/closing device which makes it possible to use, instead of a first power supply in emergency of power failure, various types of a second power supply.SOLUTION: A power supply switching device 50 for a shutter device is an opening/closing device configured to include: a shutter curtain 1 that is an opening/closing body movable in an openable/closable manner; an opening/closing machine 13 that is a driving device for driving the shutter curtain 1; a first power supply for supplying electric power to the opening/closing machine 13 in a normal state; a second power supply for supplying electric power to the opening/closing machine 13 in an emergency; and a switching switch for switching from the first power supply to the second power supply in the emergency. The first power supply is a commercial power source 20, and the second power supply is a generator mounted on a fire fighting vehicle 200 that is an emergency vehicle as a vehicle.SELECTED DRAWING: Figure 24
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Inventors:
Tetsuhiko Imai
Hideki Fujimori
Noriaki Iwase
Hideki Fujimori
Noriaki Iwase
Application Number:
JP2019059610A
Publication Date:
July 04, 2023
Filing Date:
March 27, 2019
Export Citation:
Assignee:
Bunka Shutter Co., Ltd.
International Classes:
E06B9/68; A62C2/06; E05B65/02; E05C1/04; E05F15/72; E06B9/17
Domestic Patent References:
| JP2018035560A | ||||
| JP53026056B2 | ||||
| JP54043959B2 | ||||
| JP2005210880A | ||||
| JP2012510174A | ||||
| JP2005168258A | ||||
| JP2006236738A | ||||
| JP7139276A | ||||
| JP57151791A | ||||
| JP2003035078A | ||||
| JP2002126117A |
Foreign References:
| WO2017149638A1 |
Attorney, Agent or Firm:
Shigeki Yamakawa
Yuzo Koike
Takeshi Ando
Yuzo Koike
Takeshi Ando