JPS58148198U

JPS58148198U - Blind opening/closing device with stopper

Info

Publication number: JPS58148198U
Application number: JP4506382U
Authority: JP
Inventors: 茂紀中村
Original assignee: 株式会社ヨコタ
Priority date: 1982-03-30
Filing date: 1982-03-30
Publication date: 1983-10-05
Also published as: JPS6324791Y2

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

図は本考案の一実施例を示すものであり、第１図は装置
全体を示す一部切截斜視図、第２図は駆動部およびスト
ッパー装置部を示す拡大正面図、第３図は薄板の拡大側
面図、第４図はその正面図、第５図は係止板の拡大側面
図、第６図はその正面図、第７図および第８図はストッ
パー装置の作動状態を示す説明図である。１・・・駆動部本体、２・・・スラット、３・・・ラダ
ーコード、４・・・ヘッドボックス、５・・・六角棒、
６・・・操作シャフト、７・・・ウオーム、８・・・ウ
オーム歯車部、９・・・ウオーム歯車、１０・・・ホイ
ール、１１・・・軸孔、１２・・・ケース、１６・・・
フランジ、１７・・・つめ、２１・・・フランジ、２２
・・・谷部、２３・・・つめ、２６・・・ワッシャー、
２７・・・コイルばね、２８・・・薄板、２９−・・係
止板、３０ａ、　３０ｂ−・・側面、３１ａ。３１ｂ・・・係止つめ、３２・・・止めネジ、３３ａ。、３３ｂ・・・側面、３４・・・凹部、３５・・・突部
、３６ａ。３６ｂ・・・係止部、３７ａ、３７ｂ・・・端縁、３８
・・・平板。The drawings show one embodiment of the present invention, in which Fig. 1 is a partially cutaway perspective view showing the entire device, Fig. 2 is an enlarged front view showing the drive section and stopper device section, and Fig. 3 is a thin plate. FIG. 4 is an enlarged side view of the locking plate, FIG. 5 is an enlarged side view of the locking plate, FIG. 6 is a front view thereof, and FIGS. 7 and 8 are explanatory diagrams showing the operating state of the stopper device. It is. 1... Drive unit body, 2... Slat, 3... Ladder cord, 4... Head box, 5... Hexagonal bar,
6... Operation shaft, 7... Worm, 8... Worm gear portion, 9... Worm gear, 10... Wheel, 11... Shaft hole, 12... Case, 16...・
Flange, 17... Pawl, 21... Flange, 22
... Tanibe, 23... Pawl, 26... Washer,
27... Coil spring, 28... Thin plate, 29... Locking plate, 30a, 30b... Side surface, 31a. 31b...locking pawl, 32...set screw, 33a. , 33b...Side surface, 34...Recess, 35...Protrusion, 36a. 36b...Locking portion, 37a, 37b...Edge, 38
...Flat plate.

Claims

[Scope of utility model registration request]

(1) To operate the ladder cord for opening and closing the blinds, a worm gear fitted to a hexagonal bar installed longitudinally inside the head box is rotated by a worm fixed to the upper end of the operation shaft to open and close the slats. In the blind opening/closing device, which has a mechanism to control the movement and is provided with a worm gear part or a dog clutch biased to the worm part, the rotation of a hexagonal bar is controlled in a head box or a ladder cord box housed in the head box. A blind opening/closing device with a stopper, characterized in that it is equipped with a stopper device.

(2) The stopper device consists of a thin plate whose center part is inserted into a hexagonal bar and a locking plate installed vertically in the upper part of the bed box.
A locking pawl is provided protruding from at least one side surface of the thin plate, and the locking pawl protruding from the side surface of the thin plate is brought into contact with the center of the lower edge of the locking plate to control rotation of the hexagonal bar. The blind opening/closing device with a stopper according to claim 1, which is characterized in that it has a structure in which a protrusion is provided.・