JPS6080143U - Manhole cover locking device - Google Patents

Manhole cover locking device

Info

Publication number
JPS6080143U
JPS6080143U JP17005083U JP17005083U JPS6080143U JP S6080143 U JPS6080143 U JP S6080143U JP 17005083 U JP17005083 U JP 17005083U JP 17005083 U JP17005083 U JP 17005083U JP S6080143 U JPS6080143 U JP S6080143U
Authority
JP
Japan
Prior art keywords
manhole cover
locking device
rod
cover locking
lid
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
JP17005083U
Other languages
Japanese (ja)
Other versions
JPS6233780Y2 (en
Inventor
昇 首代
Original Assignee
株式会社土井製作所
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 株式会社土井製作所 filed Critical 株式会社土井製作所
Priority to JP17005083U priority Critical patent/JPS6080143U/en
Publication of JPS6080143U publication Critical patent/JPS6080143U/en
Application granted granted Critical
Publication of JPS6233780Y2 publication Critical patent/JPS6233780Y2/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) [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図はこの考案の一実施例であるロック装置を示す平
面図、第２図は前記ロック装置を示す縦断面図、第３図
は前記ロック装置を示す横断面図、および第４図は第１
図のＩＶ−ＩＶ断面図である。 １・・・ロック装置、２・・・マンホール枠、４・・・
ケース、５・・・開口部、６・・・蓋、８・・田ツド、
１３Ａ・・・突出部、１５・・・回転体、１６・・・ピ
ニオンギア、１８・・・収納空部、１９・・・ラック、
２０・・・水平ロッド、２２・・・マンホール蓋、２４
Ｃ・・・挿通孔。FIG. 1 is a plan view showing a locking device which is an embodiment of the invention, FIG. 2 is a longitudinal cross-sectional view showing the locking device, FIG. 3 is a cross-sectional view showing the locking device, and FIG. 1st
It is a sectional view taken along IV-IV in the figure. 1... Lock device, 2... Manhole frame, 4...
Case, 5...Opening, 6...Lid, 8...Tatsudo,
13A... Protrusion part, 15... Rotating body, 16... Pinion gear, 18... Storage space, 19... Rack,
20... Horizontal rod, 22... Manhole cover, 24
C...Insertion hole.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] マンホール枠の外周面に設けると共に上方に開口部を有
するケースと、前記開口部を覆う蓋と、前記蓋を貫通し
てケースの底部に螺合すると共に、突出部を有するロッ
ドと、前記ロッドの突出部を収納する収納空部を有する
と共に外周にピニオンギアを有して、前記ロッドを遊嵌
する回転体と、前記ピニオンギアに噛合するラックを有
して、マンホール蓋の周縁側部に設けた挿通孔を出入可
能に水平移動する水平ロッドと、を備えたことを特徴と
するマンホール蓋のロック装置。A case provided on the outer peripheral surface of a manhole frame and having an opening at the top; a lid that covers the opening; a rod that penetrates the lid and is screwed to the bottom of the case and has a protrusion; The manhole cover has a storage space for storing the protrusion, a rotating body having a pinion gear on the outer periphery, a rotating body into which the rod is loosely fitted, and a rack meshing with the pinion gear, and is provided on the peripheral side of the manhole cover. A locking device for a manhole cover, comprising: a horizontal rod that moves horizontally so as to be able to enter and exit an insertion hole.
JP17005083U 1983-11-04 1983-11-04 Manhole cover locking device Granted JPS6080143U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17005083U JPS6080143U (en) 1983-11-04 1983-11-04 Manhole cover locking device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17005083U JPS6080143U (en) 1983-11-04 1983-11-04 Manhole cover locking device

Publications (2)

Publication Number Publication Date
JPS6080143U true JPS6080143U (en) 1985-06-04
JPS6233780Y2 JPS6233780Y2 (en) 1987-08-29

Family

ID=30371328

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17005083U Granted JPS6080143U (en) 1983-11-04 1983-11-04 Manhole cover locking device

Country Status (1)

Country Link
JP (1) JPS6080143U (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS528021A (en) * 1975-07-09 1977-01-21 Chiyoda Chem Eng Construct Co Weatherproof molded asphalt products of open grading
JPS554137U (en) * 1978-06-20 1980-01-11

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS554137B2 (en) * 1973-10-15 1980-01-29

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS528021A (en) * 1975-07-09 1977-01-21 Chiyoda Chem Eng Construct Co Weatherproof molded asphalt products of open grading
JPS554137U (en) * 1978-06-20 1980-01-11

Also Published As

Publication number Publication date
JPS6233780Y2 (en) 1987-08-29

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