JPH0182298U - - Google Patents
Info
- Publication number
- JPH0182298U JPH0182298U JP1987177244U JP17724487U JPH0182298U JP H0182298 U JPH0182298 U JP H0182298U JP 1987177244 U JP1987177244 U JP 1987177244U JP 17724487 U JP17724487 U JP 17724487U JP H0182298 U JPH0182298 U JP H0182298U
- Authority
- JP
- Japan
- Prior art keywords
- door
- guide rail
- sector gear
- string
- hanging string
- 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 4
- 210000000078 claw Anatomy 0.000 description 1
Landscapes
- Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
Description
図面は本考案に係るオーバ・ヘツド・ドアにお
ける落下防止装置の一実施例を示したもので、第
１図は、落下防止装置を設けたオーバ・ヘツド・
ドアの側面図、第２図は落下防止装置の拡大側面
図、第３図は第２図の正面図である。
１……ドア、２……ローラ、３……躯体、４…
…ガイドレール、５……ブラケツト、６……セク
ターギヤ、７……ローラ、８……枢支部、９……
係止板、１０……係合部材、１０ａ……爪、１０
ｂ……受止め部、１１……スプリング、１２……
ピン、１３……吊持紐、Ａ……落下防止装置。
The drawing shows an embodiment of the fall prevention device for an overhead door according to the present invention, and FIG.
FIG. 2 is an enlarged side view of the fall prevention device, and FIG. 3 is a front view of FIG. 2. 1...Door, 2...Roller, 3...Structure, 4...
...Guide rail, 5...Bracket, 6...Sector gear, 7...Roller, 8...Pivot, 9...
Locking plate, 10... Engaging member, 10a... Claw, 10
b...Receiving part, 11...Spring, 12...
Pin, 13... Hanging cord, A... Fall prevention device.
Claims (1)
下方向に配したガイドレールと、このガイドレー
ルに昇降可能に案内されるドアと、このドアに一
端を連結し他端は、上部に配したワイヤドラムに
連結してドアを昇降するワイヤー等の吊持紐とか
らなるオーバー・ヘツド・ドアにおいて、前記ド
アには、セクターギヤを設けた突出可能な係止板
を枢支すると共に、前記吊持紐の張力喪失により
、前記セクターギヤに係合する係合部材を設けた
ことを特徴としたオーバー・ヘツド・ドアにおけ
る落下防止装置。 A guide rail arranged vertically with an incline approaching the structure toward the bottom, a door that is guided so as to be able to rise and fall on this guide rail, and a wire that connects one end to this door and the other end is arranged at the top. In an overhead door comprising a hanging string such as a wire connected to a drum to raise and lower the door, the door is pivotally supported by a protrusive locking plate provided with a sector gear, and the hanging string is A fall prevention device for an overhead door, comprising an engaging member that engages the sector gear when the string loses tension.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17724487U JPH0620874Y2 (en) | 1987-11-20 | 1987-11-20 | Overhead door fall prevention device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17724487U JPH0620874Y2 (en) | 1987-11-20 | 1987-11-20 | Overhead door fall prevention device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0182298U true JPH0182298U (en) | 1989-06-01 |
| JPH0620874Y2 JPH0620874Y2 (en) | 1994-06-01 |
Family
ID=31468918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17724487U Expired - Lifetime JPH0620874Y2 (en) | 1987-11-20 | 1987-11-20 | Overhead door fall prevention device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0620874Y2 (en) |
-
1987
- 1987-11-20 JP JP17724487U patent/JPH0620874Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0620874Y2 (en) | 1994-06-01 |
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