FR2717840B1 - Rotation tightening manhole cover lock key. - Google Patents

Rotation tightening manhole cover lock key.

Info

Publication number
FR2717840B1
FR2717840B1 FR9403636A FR9403636A FR2717840B1 FR 2717840 B1 FR2717840 B1 FR 2717840B1 FR 9403636 A FR9403636 A FR 9403636A FR 9403636 A FR9403636 A FR 9403636A FR 2717840 B1 FR2717840 B1 FR 2717840B1
Authority
FR
France
Prior art keywords
manhole cover
lock key
cover lock
rotation tightening
tightening
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.)
Expired - Fee Related
Application number
FR9403636A
Other languages
French (fr)
Other versions
FR2717840A1 (en
Inventor
Bernard Dechaumont
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fonderie Meca SA Ste Muretaine
Original Assignee
Fonderie Meca SA Ste Muretaine
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 Fonderie Meca SA Ste Muretaine filed Critical Fonderie Meca SA Ste Muretaine
Priority to FR9403636A priority Critical patent/FR2717840B1/en
Publication of FR2717840A1 publication Critical patent/FR2717840A1/en
Application granted granted Critical
Publication of FR2717840B1 publication Critical patent/FR2717840B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00—Independent underground or underwater structures; Retaining walls
    • E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
    • E02D29/14—Covers for manholes or the like; Frames for covers
    • E02D29/1427—Locking devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
FR9403636A 1994-03-25 1994-03-25 Rotation tightening manhole cover lock key. Expired - Fee Related FR2717840B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9403636A FR2717840B1 (en) 1994-03-25 1994-03-25 Rotation tightening manhole cover lock key.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9403636A FR2717840B1 (en) 1994-03-25 1994-03-25 Rotation tightening manhole cover lock key.

Publications (2)

Publication Number Publication Date
FR2717840A1 FR2717840A1 (en) 1995-09-29
FR2717840B1 true FR2717840B1 (en) 1996-05-24

Family

ID=9461510

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9403636A Expired - Fee Related FR2717840B1 (en) 1994-03-25 1994-03-25 Rotation tightening manhole cover lock key.

Country Status (1)

Country Link
FR (1) FR2717840B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29703760U1 (en) * 1997-02-03 1997-05-22 Coelan Chemie Produktionsgesel Fixing device for manhole covers
DE20204108U1 (en) * 2002-03-14 2003-07-24 Hydrotec Technologies Gmbh & C Cover of a manhole cover and manhole cover

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2268117B1 (en) * 1974-04-19 1976-10-08 Pont A Mousson
DE59010746D1 (en) * 1989-05-25 1997-09-11 Poly Bauelemente Ag Closure element for securing a cover to a frame

Also Published As

Publication number Publication date
FR2717840A1 (en) 1995-09-29

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20111130