JPS62201295U

JPS62201295U -

Info

Publication number: JPS62201295U
Application number: JP8927986U
Authority: JP
Priority date: 1986-06-13
Filing date: 1986-06-13
Publication date: 1987-12-22
Also published as: JPH0422713Y2

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例の装置を備えたブラ
インドの要部縦断面図、第２図は第１図の―
線に沿う断面図、第３図は第１図の装置の駆動側
側面図、第４図は第１図のブラインドのスラツト
傾動機構を示す要部側断面図、第５図は駆動側か
らの回転伝達の状態を示す断面図、第６図は被動
側からの回転を規制する状態を示す断面図である
。図において、符号１０はヘツドボツクス、１２
は回転軸、１２ａは駆動側軸、１２ｂは被動側軸
、１４は円弧突起、１６は駆動側軸体、１８はブ
ラケツト、２０はブレーキドラム、２２はコイル
ばねブレーキ、２２ａ，２２ｂは端部、３０は割
りスリーブ、３２は被動側軸体をそれぞれ示す。 Fig. 1 is a longitudinal cross-sectional view of the essential parts of a blind equipped with a device according to an embodiment of the present invention, and Fig.
3 is a side view of the drive side of the device shown in FIG. 1, FIG. 4 is a side sectional view of the main part showing the slat tilting mechanism of the blind shown in FIG. 1, and FIG. 5 is a side view of the device shown in FIG. 1 from the drive side. FIG. 6 is a sectional view showing a state of rotation transmission, and FIG. 6 is a sectional view showing a state of regulating rotation from the driven side. In the figure, numeral 10 is a head box, 12
12a is a rotating shaft, 12a is a drive side shaft, 12b is a driven side shaft, 14 is an arc projection, 16 is a drive side shaft body, 18 is a bracket, 20 is a brake drum, 22 is a coil spring brake, 22a, 22b are ends, Reference numeral 30 indicates a split sleeve, and 32 indicates a driven shaft body.

Claims

[Claims for Utility Model Registration] (1) A Venetian blind comprising a head box, a rotating shaft rotatably supported by the head box, and a slat tilting mechanism provided on the rotating shaft, wherein the rotating shaft is The driven shaft is separated into a driven shaft provided with a slat tilting mechanism and a driving shaft that rotates the driven shaft, a driving shaft with an arcuate protrusion is fixed to the end of the driving shaft, and the driving shaft is braked. The brake spring brake is rotatably supported in the shaft hole of the drum, the brake spring brake is fitted onto the outer peripheral surface of the brake drum, and both ends thereof protrude in the radial direction, the brake drum is fixed to a bracket, and the bracket is fixed to a head box. fixed to,
A driven side shaft body having a split sleeve on the driven side shaft is rotatably supported in the shaft hole of the bracket, and the arc protrusion is inserted into the slit of the split sleeve so that a gap remains on both sides, and the split sleeve is inserted into the gap. A Venetian blind rotating shaft regulating device featuring both ends of a coil spring brake. (2) The Venetian blind rotating shaft regulating device according to claim 1, wherein the arcuate projection and the split sleeve have the same inner diameter and outer diameter.