JPS60115950U - manhole guard - Google Patents

manhole guard

Info

Publication number
JPS60115950U
JPS60115950U JP46484U JP46484U JPS60115950U JP S60115950 U JPS60115950 U JP S60115950U JP 46484 U JP46484 U JP 46484U JP 46484 U JP46484 U JP 46484U JP S60115950 U JPS60115950 U JP S60115950U
Authority
JP
Japan
Prior art keywords
cylindrical body
manhole guard
support
manhole
protruding
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
Application number
JP46484U
Other languages
Japanese (ja)
Inventor
小林　留治
安室　末吉
Original Assignee
昭和電線電纜株式会社
株式会社山形電設
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 by 昭和電線電纜株式会社, 株式会社山形電設 filed Critical 昭和電線電纜株式会社
Priority to JP46484U priority Critical patent/JPS60115950U/en
Publication of JPS60115950U publication Critical patent/JPS60115950U/en
Pending legal-status Critical Current

Links

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

−図面は本考案によるマンホールガードの一実施例を示
す斜視図である。 １・・・筒状体、３・・・支柱、３ａ、３ｂ・・・管体
、４ａｔ４ｂ・・・棒部材。- The drawing is a perspective view showing an embodiment of the manhole guard according to the present invention. DESCRIPTION OF SYMBOLS 1... Cylindrical body, 3... Support column, 3a, 3b... Tube body, 4at4b... Bar member.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 入孔開口部上に設置しうる筒状体の周囲数個所に、伸縮
自在な支柱の複数本を、それぞれ筒状体軸方向に突出さ
せて止着し、この突出した各支柱間を棒部材により連結
して手摺を構成し、各支柱に、支柱の伸張状態を維持す
るストッパを設けたことを特徴とするマンホールガード
。A plurality of telescopic columns are fixed at several points around the cylindrical body that can be installed on the entrance opening of the cylindrical body, each protruding in the axial direction of the cylindrical body, and a rod member is connected between each of the protruding columns. A manhole guard characterized in that the manhole guard is connected to form a handrail, and each support is provided with a stopper for maintaining the extended state of the support.
JP46484U 1984-01-06 1984-01-06 manhole guard Pending JPS60115950U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP46484U JPS60115950U (en) 1984-01-06 1984-01-06 manhole guard

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP46484U JPS60115950U (en) 1984-01-06 1984-01-06 manhole guard

Publications (1)

Publication Number Publication Date
JPS60115950U true JPS60115950U (en) 1985-08-06

Family

ID=30472328

Family Applications (1)

Application Number Title Priority Date Filing Date
JP46484U Pending JPS60115950U (en) 1984-01-06 1984-01-06 manhole guard

Country Status (1)

Country Link
JP (1) JPS60115950U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015025256A (en) * 2013-07-25 2015-02-05 東京都下水道サービス株式会社 Air blower for manhole

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015025256A (en) * 2013-07-25 2015-02-05 東京都下水道サービス株式会社 Air blower for manhole

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