JPH02123598U - - Google Patents

Info

Publication number
JPH02123598U
JPH02123598U JP1989031763U JP3176389U JPH02123598U JP H02123598 U JPH02123598 U JP H02123598U JP 1989031763 U JP1989031763 U JP 1989031763U JP 3176389 U JP3176389 U JP 3176389U JP H02123598 U JPH02123598 U JP H02123598U
Authority
JP
Japan
Prior art keywords
shutter
winding shaft
claw
prevention device
plate
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
Application number
JP1989031763U
Other languages
Japanese (ja)
Other versions
JPH0725438Y2 (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1989031763U priority Critical patent/JPH0725438Y2/en
Priority to KR2019890012043U priority patent/KR920005995Y1/en
Publication of JPH02123598U publication Critical patent/JPH02123598U/ja
Application granted granted Critical
Publication of JPH0725438Y2 publication Critical patent/JPH0725438Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/56—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
    • E06B9/80—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling
    • E06B9/82—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling automatic
    • E06B9/84—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling automatic against dropping
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/56—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
    • E06B9/80—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling
    • E06B2009/807—Brakes preventing fast screen movement

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)

Description

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

図面は本考案の実施例を示すもので、第１図は
正面図、第２図は最外側の方形状支持板を取り去
つた要部拡大側面図、第３図は要部を示す一部破
断拡大正面図、第４図は最外側の方形状支持板を
取り去つた他の実施例の要部拡大側面図で、方形
状支持板が受止板に当接した状態を示すものであ
る。 １……電動シヤツター、９……急激落下防止装
置、１０……カム板、１１……爪車、１３……方
形状支持板、１６……爪具、１７……ローラー、
２０……受止板、２１……マイクロスイツチ。 The drawings show an embodiment of the present invention; Fig. 1 is a front view, Fig. 2 is an enlarged side view of the main part with the outermost rectangular support plate removed, and Fig. 3 is a part showing the main part. The enlarged broken front view and FIG. 4 are enlarged side views of main parts of another embodiment with the outermost rectangular support plate removed, showing the state in which the rectangular support plate is in contact with the receiving plate. . DESCRIPTION OF SYMBOLS 1... Electric shutter, 9... Sudden fall prevention device, 10... Cam plate, 11... Ratchet wheel, 13... Rectangular support plate, 16... Claw tool, 17... Roller,
20...Reception plate, 21...Micro switch.

Claims (1)

【実用新案登録請求の範囲】 (1) シヤツターの巻取り軸３と共に回転するカ
ム板１０及び爪車１１と、常態においては、一方
に設けたローラー１７部がカム板１０の外周に位
置、摺接し、巻取り軸３が一定の回転速度に達し
た際には、他方に形成された爪１６ａが爪車１１
に噛合してなる爪具１６と、この爪具１６を支承
し、爪具１６が爪車１１に噛合した時に、回動す
る方形状支持板１３と、該方形状支持板１３の回
動力を受止、停止させるための受止板２０からな
ることを特徴とするシヤツターの急激落下防止装
置。 (2) 巻取り軸３の回転停止をマイクロスイツチ
２１に連動させて、電動シヤツターの電源の閉止
、警報ブザー等への発信を行うようにしたことを
特徴とする請求項(1)記載のシヤツターの急激落
下防止装置。[Claims for Utility Model Registration] (1) The cam plate 10 and ratchet wheel 11 that rotate together with the winding shaft 3 of the shutter, and the roller 17 provided on one side are positioned on the outer periphery of the cam plate 10 and slide in the normal state. When the winding shaft 3 reaches a certain rotational speed, the pawl 16a formed on the other side engages the pawl wheel 11.
a square supporting plate 13 that supports the claw 16 and rotates when the claw 16 meshes with the ratchet wheel 11; A sudden drop prevention device for a shutter, comprising a receiving plate 20 for receiving and stopping the shutter. (2) The shutter according to claim (1), characterized in that the rotation stop of the winding shaft 3 is linked to the micro switch 21 to shut off the power supply of the electric shutter and send a signal to an alarm buzzer or the like. Sudden fall prevention device.
JP1989031763U 1988-03-20 1989-03-20 Shutter fall prevention device Expired - Lifetime JPH0725438Y2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1989031763U JPH0725438Y2 (en) 1989-03-20 1989-03-20 Shutter fall prevention device
KR2019890012043U KR920005995Y1 (en) 1988-03-20 1989-08-16 Apparatus for preventing sudden drop of shutter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989031763U JPH0725438Y2 (en) 1989-03-20 1989-03-20 Shutter fall prevention device

Publications (2)

Publication Number Publication Date
JPH02123598U true JPH02123598U (en) 1990-10-11
JPH0725438Y2 JPH0725438Y2 (en) 1995-06-07

Family

ID=12340074

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989031763U Expired - Lifetime JPH0725438Y2 (en) 1988-03-20 1989-03-20 Shutter fall prevention device

Country Status (2)

Country Link
JP (1) JPH0725438Y2 (en)
KR (1) KR920005995Y1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006307442A (en) * 2005-04-26 2006-11-09 Tostem Suzuki Shutter Mfg Co Ltd Shutter
JP2022542244A (en) * 2019-07-24 2022-09-30 コロンバス・マッキノン・インダストリアル・プロダクツ・ゲゼルシャフト・ミト・ベシュレンクテル・ハフツング Hoist

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100695956B1 (en) * 2006-03-22 2007-03-16 주식회사 스페샬화인 Rising Guide for Overhead Door with Break Function
CN107640677A (en) * 2017-10-30 2018-01-30 宁波天弘电力器具有限公司 One kind declines early warning component

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006307442A (en) * 2005-04-26 2006-11-09 Tostem Suzuki Shutter Mfg Co Ltd Shutter
JP4616065B2 (en) * 2005-04-26 2011-01-19 トステム鈴木シャッター株式会社 shutter
JP2022542244A (en) * 2019-07-24 2022-09-30 コロンバス・マッキノン・インダストリアル・プロダクツ・ゲゼルシャフト・ミト・ベシュレンクテル・ハフツング Hoist
JP2022542856A (en) * 2019-07-24 2022-10-07 コロンバス・マッキノン・インダストリアル・プロダクツ・ゲゼルシャフト・ミト・ベシュレンクテル・ハフツング Hoist
US12006190B2 (en) 2019-07-24 2024-06-11 Columbus Mckinnon Industrial Products Gmbh Lifting gear

Also Published As

Publication number Publication date
JPH0725438Y2 (en) 1995-06-07
KR920005995Y1 (en) 1992-08-27
KR900017213U (en) 1990-10-05

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term