JPH0364581U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案の第一実施例を示す縦断面図、
第２図はその横断面図、第３図はその分解斜視図
、第４図は本考案の第二実施例を示す縦断面図、
第５図は本考案の第三実施例を示す要部の縦断面
図、第６図は第５図の巻上げ停止手段の側面図で
ある。 １……筒体、１Ｂ……回転体、２……長溝、３
……支持部、４……膜体、５……重錘部、６，７
……端部部材、７Ｂ，１１……弾性体、１３……
軸方向付勢手段としてのばね、１８……回転ドラ
ム、２１……巻上げ停止手段、２３……巻上げ用
付勢手段としてのぜんまいばね、２４……巻上げ
停止手段。 FIG. 1 is a longitudinal sectional view showing the first embodiment of the present invention;
Fig. 2 is a cross-sectional view thereof, Fig. 3 is an exploded perspective view thereof, and Fig. 4 is a longitudinal sectional view showing a second embodiment of the present invention.
FIG. 5 is a longitudinal cross-sectional view of the main part showing a third embodiment of the present invention, and FIG. 6 is a side view of the winding stop means of FIG. 5. 1... Cylindrical body, 1B... Rotating body, 2... Long groove, 3
... Support part, 4 ... Membrane body, 5 ... Weight part, 6, 7
... End member, 7B, 11 ... Elastic body, 13 ...
Spring as axial biasing means, 18... Rotating drum, 21... Winding stop means, 23... Mainspring spring as winding biasing means, 24... Winding stop means.

Claims (1)

【実用新案登録請求の範囲】 (1) 一端に吊り下げ用支持部を形成されるとと
もに他端に垂下用の重錘部を形成された透視不能
な膜体と、この膜体を複数吊り下げ可能な長溝を
軸方向に有する中空の筒体と、この筒体の両端部
に取付けられるとともに少なくとも端部を弾性体
から形成されかつ少なくとも一方が前記筒体に対
して軸方向移動可能にされた２個の端部部材と、
これらの端部部材のうち軸方向に移動可能な端部
部材を筒体から突出する方向に付勢する軸方向付
勢手段とを具備したことを特徴とする室内透視防
止装置。 (2) 請求項１において、前記筒体の少なくとも
一部は、両端の端部部材に対して回転自在に支持
されたことを特徴とする室内透視防止装置。 (3) 請求項２項において、前記筒体の回転部を
膜体の巻上げ方向に付勢する巻上げ用付勢手段と
、この付勢手段による巻上げ力を任意の位置で停
止させる巻上げ停止手段とを具備したことを特徴
とする室内透視防止装置。[Claims for Utility Model Registration] (1) An invisible membrane body that has a support part for hanging at one end and a weight part for hanging down at the other end, and a plurality of membrane bodies that are suspended. a hollow cylindrical body having a long groove in the axial direction; attached to both ends of the cylindrical body; at least one end formed of an elastic body; and at least one end movable in the axial direction with respect to the cylindrical body. two end members;
An indoor see-through prevention device comprising: an axial biasing means for biasing an axially movable end member of these end members in a direction to protrude from the cylindrical body. (2) The indoor see-through prevention device according to claim 1, wherein at least a portion of the cylindrical body is rotatably supported by end members at both ends. (3) In claim 2, a winding biasing means for biasing the rotating part of the cylinder body in the winding direction of the membrane body, and a winding stop means for stopping the winding force by the biasing means at an arbitrary position. An indoor see-through prevention device characterized by comprising: