JPS58185640U - Manhole cover locking device - Google Patents

Manhole cover locking device

Info

Publication number
JPS58185640U
JPS58185640U JP8438982U JP8438982U JPS58185640U JP S58185640 U JPS58185640 U JP S58185640U JP 8438982 U JP8438982 U JP 8438982U JP 8438982 U JP8438982 U JP 8438982U JP S58185640 U JPS58185640 U JP S58185640U
Authority
JP
Japan
Prior art keywords
manhole cover
locking device
lock
cover locking
hole
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
JP8438982U
Other languages
Japanese (ja)
Other versions
JPS6020676Y2 (en
Inventor
安藤　隆弘
Original Assignee
株式会社ハマネツ
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 株式会社ハマネツ filed Critical 株式会社ハマネツ
Priority to JP8438982U priority Critical patent/JPS6020676Y2/en
Publication of JPS58185640U publication Critical patent/JPS58185640U/en
Application granted granted Critical
Publication of JPS6020676Y2 publication Critical patent/JPS6020676Y2/en
Expired 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) [Summary] 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図は浄化槽のマンホール蓋を開枠に固定するための
従来の仮止め装置の斜視図、第２図は同じく他の仮止め
装置の斜視図、第３図は本装置の斜視図、第４図はロッ
ク溝の部の拡大斜視図、第５図イはロック孔の、同図ロ
ーはロック溝の、同図ハは仮止め孔のそれぞれ縦断側面
図、第６図はマンホール枠の横断側面図、第７図はマン
ホール蓋要部の斜視図、第８図イは同着のロック孔、同
口　　　　、はロック溝、同ハは仮止め孔の部分の各縦
断側面図である。 １…マンホール蓋、２・・・マンホール枠、３・Φ・ロ
ック孔、４・・・ロックピン、５・・中ツク溝、６・・
・仮止め孔。Fig. 1 is a perspective view of a conventional temporary fixing device for fixing a manhole cover of a septic tank to an open frame, Fig. 2 is a perspective view of another temporary fixing device, and Fig. 3 is a perspective view of this device. Figure 4 is an enlarged perspective view of the lock groove, Figure 5 A is a longitudinal cross-sectional view of the lock hole, Figure 5 is a vertical side view of the lock groove, Figure C is a longitudinal side view of the temporary fixing hole, and Figure 6 is a cross-sectional view of the manhole frame. 7 is a perspective view of the main part of the manhole cover, FIG. 8A is a vertical sectional side view of the lock hole, the opening is the lock groove, and FIG. 8C is the temporary fixing hole. 1... Manhole cover, 2... Manhole frame, 3... Lock hole, 4... Lock pin, 5... Center groove, 6...
・Temporary fixing hole.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] マンホール枠２にロックピン４．４を相対し設けてその
先端を内方に突設せしめマンホール蓋１の周面には前記
ロックピン４．４を嵌挿し得るロック孔３を穿設し、こ
のロック孔３には横方向にロック溝５を連設するととも
に、回周面にａツクピン４．４を嵌合し得る仮止め孔６
を穿設したマンホール蓋のロック装置。A lock pin 4.4 is provided on the manhole frame 2 facing each other, with its tip protruding inwardly, and a lock hole 3 into which the lock pin 4.4 can be inserted is bored on the circumferential surface of the manhole cover 1. A lock groove 5 is provided in the lock hole 3 in the lateral direction, and a temporary fixing hole 6 into which the a-lock pin 4.4 can be fitted on the rotating surface.
A locking device for a manhole cover.
JP8438982U 1982-06-07 1982-06-07 Manhole cover locking device Expired JPS6020676Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8438982U JPS6020676Y2 (en) 1982-06-07 1982-06-07 Manhole cover locking device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8438982U JPS6020676Y2 (en) 1982-06-07 1982-06-07 Manhole cover locking device

Publications (2)

Publication Number Publication Date
JPS58185640U true JPS58185640U (en) 1983-12-09
JPS6020676Y2 JPS6020676Y2 (en) 1985-06-20

Family

ID=30093339

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8438982U Expired JPS6020676Y2 (en) 1982-06-07 1982-06-07 Manhole cover locking device

Country Status (1)

Country Link
JP (1) JPS6020676Y2 (en)

Also Published As

Publication number Publication date
JPS6020676Y2 (en) 1985-06-20

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