JPH0221279U - - Google Patents
Info
- Publication number
- JPH0221279U JPH0221279U JP9891688U JP9891688U JPH0221279U JP H0221279 U JPH0221279 U JP H0221279U JP 9891688 U JP9891688 U JP 9891688U JP 9891688 U JP9891688 U JP 9891688U JP H0221279 U JPH0221279 U JP H0221279U
- Authority
- JP
- Japan
- Prior art keywords
- wire
- drum
- winding
- holding member
- overhead door
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004804 winding Methods 0.000 claims 4
- 230000002265 prevention Effects 0.000 claims 2
Landscapes
- Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
Description
第１図は本考案の一実施例の側面図、第２図は
その―断面図である。第３図Ａと第３図Ｂは
それぞれオーバーヘツドドアの全閉状態と全開状
態を示す概略側面図である。
１……ドア開口部、２……レール、３……ドア
パネル、４……巻揚げ機構、５……ドラム、６…
…ワイヤ、１０……アンカーブラケツト、１１…
…ドラム軸、１２……支持部材、１３……ローラ
、１４……支持ブラケツト、１５，１６……六角
ナツト、１７……調整ネジ部材、１８……セツト
スクリユー、２０……支持軸。
FIG. 1 is a side view of an embodiment of the present invention, and FIG. 2 is a sectional view thereof. FIGS. 3A and 3B are schematic side views showing the overhead door in a fully closed state and a fully open state, respectively. DESCRIPTION OF SYMBOLS 1... Door opening, 2... Rail, 3... Door panel, 4... Hoisting mechanism, 5... Drum, 6...
...Wire, 10...Anchor bracket, 11...
...Drum shaft, 12...Support member, 13...Roller, 14...Support bracket, 15, 16...Hexagon nut, 17...Adjustment screw member, 18...Set screw, 20...Support shaft.
Claims (1)
ワイヤを巻き取るドラムをドア開口部の上方に設
けるとともに、このドラムにスプリングによりワ
イヤを巻き取る方向の回転力を付与した巻揚げ機
構において、ドラムの巻き終わり部分に対し所定
の間隔を空けて対向するワイヤ押さえ部材と、こ
のワイヤ押さえ部材を前記位置に支持する支持部
材とを備えることを特徴とするオーバーヘツドド
アのワイヤ外れ防止装置。 ２ 支持部材は、ドラムのアンカーブラケツトに
対して着脱自在な支持ブラケツトと、この支持ブ
ラケツトに対してドラムの軸方向に沿つてワイヤ
押さえ部材の位置調整を可能にする調整ネジ部材
とを有することを特徴とする請求項第１項に記載
のオーバーヘツドドアのワイヤ外れ防止機構。 ３ ワイヤ押さえ部材は、ドラムに対して平行に
位置するローラからなるとともに、支持部材はこ
のローラを半径方向に偏心しつつ回転可能なよう
に遊びを空けて支持する支持軸部を備えることを
特徴とする請求項第１項または第２項に記載のオ
ーバーヘツドドアのワイヤ外れ防止装置。[Claims for Utility Model Registration] 1. A winding device in which a drum is provided above the door opening for winding the wire connected to the door panel of an overhead door, and a spring is applied to the drum to apply rotational force in the direction of winding the wire. A mechanism for preventing wire coming off of an overhead door, characterized in that the mechanism includes a wire holding member facing the end of winding of a drum at a predetermined interval, and a support member supporting the wire holding member at the position. Device. 2. The support member has a support bracket that is detachable from the anchor bracket of the drum, and an adjustment screw member that allows the position of the wire holding member to be adjusted with respect to the support bracket along the axial direction of the drum. A wire detachment prevention mechanism for an overhead door according to claim 1. 3. The wire holding member is comprised of a roller located parallel to the drum, and the support member is equipped with a support shaft portion that supports the roller with play so that it can rotate eccentrically in the radial direction. A wire disconnection prevention device for an overhead door according to claim 1 or 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9891688U JPH0221279U (en) | 1988-07-26 | 1988-07-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9891688U JPH0221279U (en) | 1988-07-26 | 1988-07-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0221279U true JPH0221279U (en) | 1990-02-13 |
Family
ID=31325601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9891688U Pending JPH0221279U (en) | 1988-07-26 | 1988-07-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0221279U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5628305U (en) * | 1980-07-31 | 1981-03-17 | ||
| JPS589980U (en) * | 1981-07-15 | 1983-01-22 | 三菱重工業株式会社 | Suction switching device in concrete pump |
-
1988
- 1988-07-26 JP JP9891688U patent/JPH0221279U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5628305U (en) * | 1980-07-31 | 1981-03-17 | ||
| JPS589980U (en) * | 1981-07-15 | 1983-01-22 | 三菱重工業株式会社 | Suction switching device in concrete pump |
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