FR2726851A1 - Dispositif de verrouillage pour trappe d'acces aux ouvrages du genie civil - Google Patents

Dispositif de verrouillage pour trappe d'acces aux ouvrages du genie civil Download PDF

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Publication number
FR2726851A1
FR2726851A1 FR9413881A FR9413881A FR2726851A1 FR 2726851 A1 FR2726851 A1 FR 2726851A1 FR 9413881 A FR9413881 A FR 9413881A FR 9413881 A FR9413881 A FR 9413881A FR 2726851 A1 FR2726851 A1 FR 2726851A1
Authority
FR
France
Prior art keywords
hatch
counterweight
iron
fold
key
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
FR9413881A
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English (en)
French (fr)
Other versions
FR2726851B1 (cs
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR9413881A priority Critical patent/FR2726851A1/fr
Publication of FR2726851A1 publication Critical patent/FR2726851A1/fr
Application granted granted Critical
Publication of FR2726851B1 publication Critical patent/FR2726851B1/fr
Granted legal-status Critical Current

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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
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
    • E05B15/0093—Weight arrangements in locks; gravity activated lock parts
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
    • E05C3/00—Fastening devices with bolts moving pivotally or rotatively
    • E05C3/02—Fastening devices with bolts moving pivotally or rotatively without latching action
    • E05C3/06—Fastening devices with bolts moving pivotally or rotatively without latching action with operating handle or equivalent member moving otherwise than rigidly with the bolt

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)
  • Lock And Its Accessories (AREA)
FR9413881A 1994-11-16 1994-11-16 Dispositif de verrouillage pour trappe d'acces aux ouvrages du genie civil Granted FR2726851A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9413881A FR2726851A1 (fr) 1994-11-16 1994-11-16 Dispositif de verrouillage pour trappe d'acces aux ouvrages du genie civil

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9413881A FR2726851A1 (fr) 1994-11-16 1994-11-16 Dispositif de verrouillage pour trappe d'acces aux ouvrages du genie civil

Publications (2)

Publication Number Publication Date
FR2726851A1 true FR2726851A1 (fr) 1996-05-15
FR2726851B1 FR2726851B1 (cs) 1997-02-14

Family

ID=9468969

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9413881A Granted FR2726851A1 (fr) 1994-11-16 1994-11-16 Dispositif de verrouillage pour trappe d'acces aux ouvrages du genie civil

Country Status (1)

Country Link
FR (1) FR2726851A1 (cs)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3440049A1 (de) * 1984-11-02 1986-05-07 Peter Lancier Maschinenbau-Hafenhütte GmbH & Co KG, 4400 Münster Schachtdeckelsicherung
DE8707827U1 (de) * 1987-06-02 1988-07-07 Peter Lancier Maschinenbau-Hafenhütte GmbH & Co KG, 4400 Münster Schutzhaube für eine Anschlußarmatur

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3440049A1 (de) * 1984-11-02 1986-05-07 Peter Lancier Maschinenbau-Hafenhütte GmbH & Co KG, 4400 Münster Schachtdeckelsicherung
DE8707827U1 (de) * 1987-06-02 1988-07-07 Peter Lancier Maschinenbau-Hafenhütte GmbH & Co KG, 4400 Münster Schutzhaube für eine Anschlußarmatur

Also Published As

Publication number Publication date
FR2726851B1 (cs) 1997-02-14

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20060731