Title:
POWER SWITCHING DEVICE FOR SHUTTER
Document Type and Number:
Japanese Patent JP2023028622
Kind Code:
A
Abstract:
To provide a power switching device based on a new concept that differs from conventional power switching boxes.SOLUTION: There are included: a shutter curtain 1 that opens/closes an opening, an opening/closing device M, and a power switching device 6 that can switch between a commercial power source and an external power source. A base end of an external power supply line 8 with a connection at the tip that can be connected to the external power source is fixed to the power switching device 6. The power switching device 6 includes a storage compartment 62 for the external power supply line 8, and the external power supply line 8 can be stored in the storage compartment 62.SELECTED DRAWING: Figure 5
Inventors:
MORIFUJI KOKI
MINAGAWA SUMUTO
MINAGAWA SUMUTO
Application Number:
JP2021134448A
Publication Date:
March 03, 2023
Filing Date:
August 19, 2021
Export Citation:
Assignee:
SANWA SHUTTER CORP
International Classes:
E06B9/68; E05F15/60
Attorney, Agent or Firm:
Shigeru Inaba
Takato Hatazoe
Takato Hatazoe