JPH0313351U - - Google Patents

Info

Publication number
JPH0313351U
JPH0313351U JP7499089U JP7499089U JPH0313351U JP H0313351 U JPH0313351 U JP H0313351U JP 7499089 U JP7499089 U JP 7499089U JP 7499089 U JP7499089 U JP 7499089U JP H0313351 U JPH0313351 U JP H0313351U
Authority
JP
Japan
Prior art keywords
frame
roller
stepped
receiving
receiving frame
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
JP7499089U
Other languages
Japanese (ja)
Other versions
JPH086829Y2 (en
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 filed Critical
Priority to JP1989074990U priority Critical patent/JPH086829Y2/en
Publication of JPH0313351U publication Critical patent/JPH0313351U/ja
Application granted granted Critical
Publication of JPH086829Y2 publication Critical patent/JPH086829Y2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Description

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

第１図は本考案の一実施例を示す側断面図、第
２図は同平面図、第３図は蓋体の側断面図、第４
図は受枠の側断面図、第５図は蓋体の取外しの中
間状態を示す側断面図、第６図は端部ローラを設
けた部分の拡大側断面図、第７図は同平面図、第
８図は中間部ローラを設けた部分の拡大側断面図
、第９図は同平断面図、第１０図及び第１１図は
それぞれ従来装置を示す側断面図である。 １……受枠、２……段載部、３……蓋受部、４
……蓋体、６……端部ローラ、８……中間部ロー
ラ。 Fig. 1 is a side sectional view showing one embodiment of the present invention, Fig. 2 is a plan view thereof, Fig. 3 is a side sectional view of the lid body, and Fig. 4 is a side sectional view showing an embodiment of the present invention.
The figure is a side sectional view of the receiving frame, FIG. 5 is a side sectional view showing an intermediate state of removing the lid body, FIG. FIG. 8 is an enlarged side sectional view of a portion provided with an intermediate roller, FIG. 9 is a plan sectional view thereof, and FIGS. 10 and 11 are side sectional views showing a conventional device. 1... Receiving frame, 2... Stacking section, 3... Lid receiving section, 4
... Lid body, 6 ... End roller, 8 ... Middle roller.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 平面四角形に形成した枠状体の上下中間部内周
に、所要巾の段載部を設けると共に、該枠状体の
下端部に内方に延出した蓋受部を設けた受枠と、
上記受枠内に嵌合する平面形の皿状に形成し、そ
の一端部の両側外面上部には、上記段載部上に転
動する端部ローラを設けると共に、中央部下面に
突出して中間部ローラを設けた蓋体とよりなるこ
とを特徴とする、マンホールの蓋装置。 A receiving frame having a stepped portion of a required width provided on the inner periphery of the upper and lower middle portions of a frame-like body formed into a rectangular plane, and a lid receiving portion extending inward at the lower end of the frame-like body;
It is formed into a planar dish shape that fits in the receiving frame, and an end roller that rolls on the stepped part is provided on the upper part of both outer surfaces of one end, and an intermediate part that protrudes from the lower surface of the center. A manhole cover device comprising a cover body provided with a roller.
JP1989074990U 1989-06-27 1989-06-27 Manhole cover device Expired - Fee Related JPH086829Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989074990U JPH086829Y2 (en) 1989-06-27 1989-06-27 Manhole cover device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989074990U JPH086829Y2 (en) 1989-06-27 1989-06-27 Manhole cover device

Publications (2)

Publication Number Publication Date
JPH0313351U true JPH0313351U (en) 1991-02-12
JPH086829Y2 JPH086829Y2 (en) 1996-02-28

Family

ID=31615173

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989074990U Expired - Fee Related JPH086829Y2 (en) 1989-06-27 1989-06-27 Manhole cover device

Country Status (1)

Country Link
JP (1) JPH086829Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100662081B1 (en) * 2006-09-08 2007-01-05 (주) 경화엔지니어링 Sliding type cover for common duct tunnel

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60130850U (en) * 1984-02-09 1985-09-02 第一機材株式会社 Manhole cover device
JPS63104443U (en) * 1986-12-24 1988-07-06

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60130850U (en) * 1984-02-09 1985-09-02 第一機材株式会社 Manhole cover device
JPS63104443U (en) * 1986-12-24 1988-07-06

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100662081B1 (en) * 2006-09-08 2007-01-05 (주) 경화엔지니어링 Sliding type cover for common duct tunnel

Also Published As

Publication number Publication date
JPH086829Y2 (en) 1996-02-28

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Legal Events

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