JPS5816253U - Manhole cover locking device - Google Patents

Manhole cover locking device

Info

Publication number
JPS5816253U
JPS5816253U JP11057481U JP11057481U JPS5816253U JP S5816253 U JPS5816253 U JP S5816253U JP 11057481 U JP11057481 U JP 11057481U JP 11057481 U JP11057481 U JP 11057481U JP S5816253 U JPS5816253 U JP S5816253U
Authority
JP
Japan
Prior art keywords
manhole cover
locking device
cover locking
periphery
manhole
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
JP11057481U
Other languages
Japanese (ja)
Inventor
和夫 山崎
Original Assignee
前沢化成工業株式会社
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 前沢化成工業株式会社 filed Critical 前沢化成工業株式会社
Priority to JP11057481U priority Critical patent/JPS5816253U/en
Publication of JPS5816253U publication Critical patent/JPS5816253U/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]

第１図は本考案の実施の一例を示すマンホール蓋のロッ
ク装置の平面図、第２図は同上縦断側面図である。 ２・・・・・・マンホール口、６・・・・・・マンホー
ル蓋、９・・・・・・回動ピン、１０・・・・・・頭部
、１４・・・・・・Ｌ型ピン、１７・・・・・・屈曲部
。FIG. 1 is a plan view of a manhole cover locking device showing an example of the implementation of the present invention, and FIG. 2 is a longitudinal sectional side view of the same. 2... Manhole opening, 6... Manhole cover, 9... Rotating pin, 10... Head, 14... L type Pin, 17...Bent part.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 、　　マンホール口の周縁上に支持されたマンホール蓋
の周縁近くの上下方向に回動ピンを貫通させるとともに
頭部を前記マンホール蓋に係合させ、前記回動ピンの下
端に一端を連結したＬ型ピンの他端屈曲部を前記マンホ
ール口の周縁の下面に係脱自在に臨ませた。ことを特徴
とするマンホール蓋のロック装置。, an L-shape in which a rotating pin is passed through in the vertical direction near the periphery of a manhole cover supported on the periphery of the manhole opening, the head is engaged with the manhole cover, and one end is connected to the lower end of the rotating pin; The bent portion of the other end of the pin is made to freely engage and detach from the lower surface of the periphery of the manhole opening. A manhole cover locking device characterized by:
JP11057481U 1981-07-24 1981-07-24 Manhole cover locking device Pending JPS5816253U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11057481U JPS5816253U (en) 1981-07-24 1981-07-24 Manhole cover locking device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11057481U JPS5816253U (en) 1981-07-24 1981-07-24 Manhole cover locking device

Publications (1)

Publication Number Publication Date
JPS5816253U true JPS5816253U (en) 1983-02-01

Family

ID=29904940

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11057481U Pending JPS5816253U (en) 1981-07-24 1981-07-24 Manhole cover locking device

Country Status (1)

Country Link
JP (1) JPS5816253U (en)

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