Title:
ROLLING UP CURTAIN
Document Type and Number:
Japanese Patent JP2022011359
Kind Code:
A
Abstract:
To provide a rolling up curtain capable of suppressing reverse winding to a winding part of a lifting member.SOLUTION: A rolling up curtain comprises: a winding cone 19a which is arranged on a frame 11 from which a curtain cloth 12a is suspended, and to which a lifting cord 16a for lifting up/down the curtain cloth 12a, is wound; an operation unit 17a by which, the winding cone 19a winds off the lifting cord 16a for lowering the curtain cloth 12a, when the operation cord 21a is moved in a first direction; a brake 23a for locking rotation of the winding cone 19a according to input from the winding cone 19a side; and a one-way clutch 24a for, in a state in which the curtain cloth 12a is lowered to a lower limit position, disconnecting rotation according to an operation of the winding cone 19a from the operation unit 17a in the winding off direction, to the winding cone 19a.SELECTED DRAWING: Figure 1
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Inventors:
ASAKA TASUKU
Application Number:
JP2020112436A
Publication Date:
January 17, 2022
Filing Date:
June 30, 2020
Export Citation:
Assignee:
TACHIKAWA BLIND MFG
International Classes:
A47H5/02
Attorney, Agent or Firm:
Makoto Onda
Hironobu Onda
Hironobu Onda
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