Title:
SOLAR SHADING DEVICE
Document Type and Number:
Japanese Patent JP2017101467
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a solar shading device which includes a clutch unit having the function of a stopper unit and improves stability of the take-up operation and holding operation of a shield.SOLUTION: A clutch unit 9 includes: a transmission side rotation part 26; a transmission object side rotation part 50 which is connected to a take-up rotation shaft; a cam drum 44 which has a cam groove 46; and a clutch case 52 which has a holding groove storing the cam drum 44 in a rotatable manner and holding a clutch ball 55 movably in the axial direction. The clutch unit moves the cam drum 44 in the axial direction by moving the clutch ball 55 in the cam groove 46 and the holding groove on the basis of the rotation of the cam drum 44, switches transmission and non-transmission of the transmission side rotation part 26 and the transmission object side rotation part 50, engages/disengages a fixation side rib 76 of the cam case with/from a movable side rib 80 of the first cam drum 44 to improve the stability of the operation at the time of transmission.SELECTED DRAWING: Figure 5
Inventors:
KANEKO ATSUSHI
Application Number:
JP2015235727A
Publication Date:
June 08, 2017
Filing Date:
December 02, 2015
Export Citation:
Assignee:
TOSO KK
International Classes:
E06B9/42
Attorney, Agent or Firm:
Atsushi Mitsuda