JPH039391U - - Google Patents

Info

Publication number
JPH039391U
JPH039391U JP7103089U JP7103089U JPH039391U JP H039391 U JPH039391 U JP H039391U JP 7103089 U JP7103089 U JP 7103089U JP 7103089 U JP7103089 U JP 7103089U JP H039391 U JPH039391 U JP H039391U
Authority
JP
Japan
Prior art keywords
elevating
lighting equipment
detection lever
locking rod
tip
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
JP7103089U
Other languages
English (en)
Other versions
JPH079894Y2 (ja
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 JP1989071030U priority Critical patent/JPH079894Y2/ja
Publication of JPH039391U publication Critical patent/JPH039391U/ja
Application granted granted Critical
Publication of JPH079894Y2 publication Critical patent/JPH079894Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Control And Safety Of Cranes (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Description

【図面の簡単な説明】
第１図は照明器具等を除いた本考案昇降装置の
昇降体が不正に上昇した場合の縦断正面図、第２
図、第３図はそれぞれ昇降体が不正に上昇したこ
とを検知した後の昇降体の下降又は下降後の再上
昇動作を示す回路図である。 １……昇降装置本体、２……昇降体、３……ワ
イヤ、４……ロツク棒、５……取付台、６……案
内筒、７……ストツパ、８……スプリング、９…
…スイツチボツクス、１０……スライダ、１１…
…リミツトスイツチ、１２……検知レバー、ＬＳ
−Ａ〜ＬＳ−Ｅ……リミツトスイツチ。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 天井に取付けられた昇降装置本体にワイヤ
    を巻取る巻取装置と、昇降装置本体下部にワイヤ
    により上昇・下降する照明器具等を吊化した昇降
    体を設け、昇降体の上部中央に設けたロツク棒を
    本体側の取付台に設けた案内筒に挿入してストツ
    パで保持できるようにした昇降装置において、案
    内筒のロツク棒出入口近くの外周に検知レバーを
    設け、ロツク棒の先端が上記検知レバーに当接し
    たことを検知して昇降体の上昇動作を停止せしめ
    るようにした照明器具等の昇降装置。 (2) ロツク棒の先端が上記検知レバーに当接し
    たことを検知して昇降体の動作を逆転せしめるよ
    うにした請求項１記載の照明器具等の昇降装置。 (3) ロツク棒の先端が上記検知レバーに当接し
    たことを検知して昇降体の動作を逆転し、一定時
    間後、自動的に再上昇せしめるようにした照明器
    具等の昇降装置。
JP1989071030U 1989-06-17 1989-06-17 照明器具等の昇降装置 Expired - Fee Related JPH079894Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989071030U JPH079894Y2 (ja) 1989-06-17 1989-06-17 照明器具等の昇降装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989071030U JPH079894Y2 (ja) 1989-06-17 1989-06-17 照明器具等の昇降装置

Publications (2)

Publication Number Publication Date
JPH039391U true JPH039391U (ja) 1991-01-29
JPH079894Y2 JPH079894Y2 (ja) 1995-03-08

Family

ID=31607701

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989071030U Expired - Fee Related JPH079894Y2 (ja) 1989-06-17 1989-06-17 照明器具等の昇降装置

Country Status (1)

Country Link
JP (1) JPH079894Y2 (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57111784U (ja) * 1980-12-25 1982-07-10
JPS6318088U (ja) * 1986-07-21 1988-02-05

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57111784U (ja) * 1980-12-25 1982-07-10
JPS6318088U (ja) * 1986-07-21 1988-02-05

Also Published As

Publication number Publication date
JPH079894Y2 (ja) 1995-03-08

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Legal Events

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