JPS6344996U

JPS6344996U -

Info

Publication number: JPS6344996U
Application number: JP13784486U
Authority: JP
Priority date: 1986-09-10
Filing date: 1986-09-10
Publication date: 1988-03-26
Also published as: JPH048231Y2

Description

[Brief explanation of drawings]

第１図は本考案の一実施例の装置の分解斜視図
、第２図は第１図の装置の縦断面図、第３図は第
２図の―線に沿う断面図、第４図は第１図の
装置を備えたベネシヤブンラインドの要部を一部
切欠いて示す斜視図、第５図は他の実施例のケー
スとカバーの斜視図、第６図は第５図のケースの
端面図である。図いおいて、符号１０はヘツドボツクス、１２
は止めねじ、２０はケース、２２は端部、２３は
空所、２４は出口、２６は案内ロール、３０はス
リーブ、３２はスリツト、４０は回転体、４２は
ノブ、５０は中空ブレーキドラム、５２はプレー
ト、６０はコイルスプリング、６２は突出端、７
０は巻取軸、８０はホイール、９０は操作ひもを
それぞれ示す。 Fig. 1 is an exploded perspective view of an apparatus according to an embodiment of the present invention, Fig. 2 is a longitudinal sectional view of the apparatus of Fig. 1, Fig. 3 is a sectional view taken along the line - in Fig. 2, and Fig. 4 is a longitudinal sectional view of the apparatus of Fig. 1. Fig. 1 is a partially cutaway perspective view of the essential parts of the Veneshiabunlind equipped with the device shown in Fig. 1, Fig. 5 is a perspective view of the case and cover of another embodiment, and Fig. 6 is a perspective view of the case of Fig. 5. FIG. In the figure, numeral 10 is a head box, 12
is a set screw, 20 is a case, 22 is an end, 23 is a cavity, 24 is an outlet, 26 is a guide roll, 30 is a sleeve, 32 is a slit, 40 is a rotating body, 42 is a knob, 50 is a hollow brake drum, 52 is a plate, 60 is a coil spring, 62 is a protruding end, 7
0 represents a winding shaft, 80 represents a wheel, and 90 represents an operating string.

Claims

[Claims for Utility Model Registration] (1) A hollow brake drum fixed to a head box, a coil spring fitted externally to the hollow brake drum, and a winding shaft rotatably fitted internally to the hollow brake drum. The coil includes a rotating body that rotates together, a knob that is integrally fixed to the rotating body and fits between both protruding ends that intersect when viewed in the axial direction of the coil spring, and a slit into which the both protruding ends fit. The device is composed of a sleeve externally fitted onto a spring, a wheel that rotates integrally with the sleeve, and an operation string that is hung on the wheel, and the hollow brake drum is inserted from the end surface of the head box into the inner end surface of the case. The sleeve is rotatably inserted into the case, the end of the case including the outer end surface is disposed outside the head box, a cavity is provided in the end, and the sleeve is rotatably inserted into the case. is attached to the end of the sleeve protruding into the void, and the void is provided with an outlet of the operating string and a guide roll. (2) The lifting device for a Venetian blind according to claim 1, which is characterized in that a cover is provided to cover the empty space at the end of the case. (3) The lifting device for a Venetian blind according to claim 1, wherein the case is fixed to the head box via a set screw.