JPH0227498U - - Google Patents
Info
- Publication number
- JPH0227498U JPH0227498U JP13975588U JP13975588U JPH0227498U JP H0227498 U JPH0227498 U JP H0227498U JP 13975588 U JP13975588 U JP 13975588U JP 13975588 U JP13975588 U JP 13975588U JP H0227498 U JPH0227498 U JP H0227498U
- Authority
- JP
- Japan
- Prior art keywords
- prevention device
- fall prevention
- door body
- door
- connecting member
- 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.)
- Granted
Links
- 230000002265 prevention Effects 0.000 claims description 15
- 230000005484 gravity Effects 0.000 claims 2
- 238000004804 winding Methods 0.000 claims 1
- 210000000078 claw Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
Description
図面はこの考案の一実施例に係り、第１図はド
ア本体に落下防止装置を取付けた状態を示す落下
防止装置の正面図、第２図は同落下防止装置の側
面図、第３図は同落下防止装置の平面図、第４図
は同落下防止装置の作動状態を示す作動説明図、
第５図はドア本体に取付けた他の落下防止装置の
正面図、第６図は同落下防止装置の側面図、第７
図は同落下防止装置の平面図、第８図はローラン
シヤフトとロツク金具の係合状態を示す断面図、
第９図はドア本体が水平レール部へ移行した状態
を示す同落下防止装置の正面図である。第１０図
は従来の落下防止装置を説明するための一般的な
ＯＨドアの一例を示す内観正面図である。
Ａ…ＯＨドア（オーバーヘツド式ドア）、Ｂ…
ドア本体、Ｃ…ガイドレール、Ｄ…巻取シヤフト
、Ｆ，Ｆ′…落下防止装置、１…ワイヤロープ（
連結材）、５ａ…ローラシヤフト、５ａ′…係合
突部、６…ワイヤドラム、２１ａ，２１ｂ，２１
ａ′，２１ｂ′…ローラ支持台、２２，２２′…
ワイヤ吊り金具（連結材係合部材）、２２ａ，２
２ａ′…吊り元、２２ｂ，２２ｂ′…連結部、２
３，２３′…ロツク金具、２３ａ，２３′ａ…爪
部（係止部）、２３ｃ，２３′ｃ…連結ピン、２
４，３１…スプリング、２５…ロツクアングル、
２５ａ…係止片、２６…ストツパ。
The drawings relate to one embodiment of this invention, and FIG. 1 is a front view of the fall prevention device showing the state in which the fall prevention device is attached to the door body, FIG. 2 is a side view of the fall prevention device, and FIG. 3 is a side view of the fall prevention device. A plan view of the fall prevention device; FIG. 4 is an operation explanatory diagram showing the operating state of the fall prevention device;
Figure 5 is a front view of another fall prevention device attached to the door body, Figure 6 is a side view of the same fall prevention device, and Figure 7 is a side view of the same fall prevention device.
The figure is a plan view of the fall prevention device, and Figure 8 is a sectional view showing the engaged state of the roller shaft and lock fitting.
FIG. 9 is a front view of the fall prevention device showing a state in which the door body has moved to the horizontal rail portion. FIG. 10 is an interior front view showing an example of a general OH door for explaining a conventional fall prevention device. A...OH door (overhead type door), B...
Door body, C...Guide rail, D...Take-up shaft, F, F'...Fall prevention device, 1...Wire rope (
connecting member), 5a...roller shaft, 5a'...engaging protrusion, 6...wire drum, 21a, 21b, 21
a', 21b'...Roller support stand, 22, 22'...
Wire hanging fitting (connection material engagement member), 22a, 2
2a'...Hanging base, 22b, 22b'...Connection part, 2
3, 23'...Lock fitting, 23a, 23'a...Claw part (locking part), 23c, 23'c...Connecting pin, 2
4, 31... Spring, 25... Lock angle,
25a...locking piece, 26...stopper.
Claims (1)
本体を吊下げる連結材の巻取り、巻戻しで上下動
させるオーバーヘツド式ドアにおいて、一側に上
記連結材の下端部を接続する吊り元を設け他側に
は係止部を設けて上記ドア本体側に回動自在に取
付けた重心が吊り元側にある連結材係合部材と、
上記連結材の張力の消失で上記連結材係合部材が
重心側へ回転したときにその係止部が係止される
躯体側高さ方向に複数設けた係止片とからなる落
下防止装置を、上記ドア本体の両側に取付けたこ
とを特徴とするオーバーヘツド式ドアの落下防止
装置。 In an overhead door in which a door body fitted in a guide rail is moved up and down by winding and unwinding a connecting member that hangs the door body, a hanging base is provided on one side to connect the lower end of the connecting member. a connecting member engaging member having a locking portion on the other side and rotatably attached to the door body side, the center of gravity of which is on the hanging source side;
A fall prevention device comprising a plurality of locking pieces provided in the height direction of the body frame, the locking portion of which is locked when the connection member engaging member rotates toward the center of gravity due to loss of tension in the connection member. A fall prevention device for an overhead door, characterized in that it is installed on both sides of the door body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988139755U JPH0743429Y2 (en) | 1988-04-20 | 1988-10-26 | Overhead door fall prevention device |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63-53287 | 1988-03-07 | ||
| JP5328788 | 1988-04-20 | ||
| JP1988139755U JPH0743429Y2 (en) | 1988-04-20 | 1988-10-26 | Overhead door fall prevention device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0227498U true JPH0227498U (en) | 1990-02-22 |
| JPH0743429Y2 JPH0743429Y2 (en) | 1995-10-09 |
Family
ID=31718100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988139755U Expired - Lifetime JPH0743429Y2 (en) | 1988-04-20 | 1988-10-26 | Overhead door fall prevention device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0743429Y2 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100465327B1 (en) * | 2002-08-12 | 2005-01-13 | 삼성전자주식회사 | Paper feeding apparatus having a unit for priventing pick-up error |
| WO2014087782A1 (en) * | 2012-12-04 | 2014-06-12 | 文化シヤッター株式会社 | Opening/closing device |
| JP6170667B2 (en) * | 2012-12-04 | 2017-07-26 | 文化シヤッター株式会社 | Switchgear |
| JP6170668B2 (en) * | 2012-12-04 | 2017-07-26 | 文化シヤッター株式会社 | Switchgear |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6219389U (en) * | 1985-07-19 | 1987-02-05 |
-
1988
- 1988-10-26 JP JP1988139755U patent/JPH0743429Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6219389U (en) * | 1985-07-19 | 1987-02-05 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0743429Y2 (en) | 1995-10-09 |
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