JPS58153248U - Hole opening/closing structure for underground structure lids - Google Patents

Hole opening/closing structure for underground structure lids

Info

Publication number
JPS58153248U
JPS58153248U JP5009482U JP5009482U JPS58153248U JP S58153248 U JPS58153248 U JP S58153248U JP 5009482 U JP5009482 U JP 5009482U JP 5009482 U JP5009482 U JP 5009482U JP S58153248 U JPS58153248 U JP S58153248U
Authority
JP
Japan
Prior art keywords
hole opening
closing
lids
underground structure
pivot pin
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
JP5009482U
Other languages
Japanese (ja)
Other versions
JPS615407Y2 (en
Inventor
伊原　友浩
Original Assignee
日昭興産株式会社
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 日昭興産株式会社 filed Critical 日昭興産株式会社
Priority to JP5009482U priority Critical patent/JPS58153248U/en
Publication of JPS58153248U publication Critical patent/JPS58153248U/en
Application granted granted Critical
Publication of JPS615407Y2 publication Critical patent/JPS615407Y2/ja
Granted 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 drawings]

第１図は本考案地下構造物用蓋の孔開閉構造の実施例を
示す説明図、第２図は同実施例の弁を示す正面図、第３
図は同側面図である。 １：地下構造物用蓋、２：バール孔、３：弁板、４：ア
ーム、５・・・枢ピン、６：重錘、７：摺動溝。Fig. 1 is an explanatory view showing an embodiment of the hole opening/closing structure of the lid for underground structures of the present invention, Fig. 2 is a front view showing the valve of the same embodiment, and Fig. 3
The figure is the same side view. 1: underground structure cover, 2: crow hole, 3: valve plate, 4: arm, 5... pivot pin, 6: weight, 7: sliding groove.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 地下構造用蓋１の周縁に開設した孔を閉塞する弁板３を
、他端に重錘６を中途に蓋裏面と枢支された枢ピン５を
突出させたアーム４の先端に設けるとともに、同弁板３
を外方に従って下方に傾斜させ、更に前記枢ピン５を可
及的に上方に配置したことを特徴とする地下構造物用蓋
の孔開閉構造。A valve plate 3 for closing a hole made on the periphery of the underground structure cover 1 is provided at the tip of an arm 4 which has a weight 6 at the other end and a pivot pin 5 which is pivotally supported on the back surface of the cover in the middle, protrudes. Same valve board 3
A hole opening/closing structure for a cover for an underground structure, characterized in that the pivot pin 5 is inclined downwardly toward the outside, and the pivot pin 5 is disposed as upwardly as possible.
JP5009482U 1982-04-06 1982-04-06 Hole opening/closing structure for underground structure lids Granted JPS58153248U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5009482U JPS58153248U (en) 1982-04-06 1982-04-06 Hole opening/closing structure for underground structure lids

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5009482U JPS58153248U (en) 1982-04-06 1982-04-06 Hole opening/closing structure for underground structure lids

Publications (2)

Publication Number Publication Date
JPS58153248U true JPS58153248U (en) 1983-10-13
JPS615407Y2 JPS615407Y2 (en) 1986-02-19

Family

ID=30060903

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5009482U Granted JPS58153248U (en) 1982-04-06 1982-04-06 Hole opening/closing structure for underground structure lids

Country Status (1)

Country Link
JP (1) JPS58153248U (en)

Also Published As

Publication number Publication date
JPS615407Y2 (en) 1986-02-19

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