IT1106541B - Dispositivo di bloccaggio per chiusini stradali e simili - Google Patents

Dispositivo di bloccaggio per chiusini stradali e simili

Info

Publication number
IT1106541B
IT1106541B IT6700478A IT6700478A IT1106541B IT 1106541 B IT1106541 B IT 1106541B IT 6700478 A IT6700478 A IT 6700478A IT 6700478 A IT6700478 A IT 6700478A IT 1106541 B IT1106541 B IT 1106541B
Authority
IT
Italy
Prior art keywords
similar
locking device
road covers
road
covers
Prior art date
Application number
IT6700478A
Other languages
English (en)
Other versions
IT7867004A0 (it
Original Assignee
Dumortier Robert
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
Priority claimed from FR7700650A external-priority patent/FR2376919A1/fr
Priority claimed from FR7736458A external-priority patent/FR2410095A2/fr
Application filed by Dumortier Robert filed Critical Dumortier Robert
Publication of IT7867004A0 publication Critical patent/IT7867004A0/it
Application granted granted Critical
Publication of IT1106541B publication Critical patent/IT1106541B/it

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
    • 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
    • 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
    • E02D29/1481—Security devices, e.g. indicating unauthorised opening
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T292/00—Closure fasteners
    • Y10T292/08—Bolts
    • Y10T292/1043—Swinging
    • Y10T292/1044—Multiple head
    • Y10T292/1045—Operating means
    • Y10T292/1049—Rigid

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)
  • Sewage (AREA)
  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
  • Closures For Containers (AREA)
IT6700478A 1977-01-05 1978-01-04 Dispositivo di bloccaggio per chiusini stradali e simili IT1106541B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7700650A FR2376919A1 (fr) 1977-01-05 1977-01-05 Dispositif de verrouillage pour tampon de regard de chaussee ou autre
FR7736458A FR2410095A2 (fr) 1977-11-25 1977-11-25 Dispositif de verrouillage pour tampon de regard de chaussee ou autres

Publications (2)

Publication Number Publication Date
IT7867004A0 IT7867004A0 (it) 1978-01-04
IT1106541B true IT1106541B (it) 1985-11-11

Family

ID=26219799

Family Applications (1)

Application Number Title Priority Date Filing Date
IT6700478A IT1106541B (it) 1977-01-05 1978-01-04 Dispositivo di bloccaggio per chiusini stradali e simili

Country Status (6)

Country Link
US (1) US4175781A (it)
BE (1) BE861949A (it)
CA (1) CA1073722A (it)
ES (1) ES233059Y (it)
IT (1) IT1106541B (it)
OA (1) OA05844A (it)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4279356A (en) * 1979-11-01 1981-07-21 Sybron Corporation Quick opening manhole cover assembly
ATE4063T1 (de) * 1980-04-25 1983-07-15 Robert Dumortier Verankerungsmittel fuer den verschluss eines schachtdeckels.
DE8813183U1 (de) * 1988-10-19 1988-12-08 Häfele KG, 7270 Nagold Beschlag, insbesondere für Tablare
US5384103A (en) * 1992-03-17 1995-01-24 Micromedics, Inc. Instrument tray
US5997212A (en) * 1996-09-30 1999-12-07 Hinode, Ltd. Cover for underground structures, body thereof and frame therefor
SG67478A1 (en) 1998-02-16 1999-09-21 Diethelm Ind Pte Ltd A handle
FR2780996B1 (fr) * 1998-07-10 2000-08-11 Norinco Dispositif de verrouillage et deverrouillage avec cle d'un tampon sur un cadre
NL1012429C2 (nl) * 1999-06-24 2000-12-28 Odink & Koenderink Bv Dekselvergrendeling, in het bijzonder voor een elektrische installatiekast.
US6881007B2 (en) * 2003-02-28 2005-04-19 H&M - Amh, Inc. Apparatus and method to secure manhole accessways
ITMI20040045A1 (it) * 2004-01-15 2004-04-15 Valsir Spa Gruppo di copertura di una apeertura di ispezione in particolare una apertura di ispezione murale di una apparecchiatura sanitaria
GB2416803A (en) * 2004-07-31 2006-02-08 R & B Uk Jt Ltd Locking mechanism for ground surface cover assembly
FR2887268B1 (fr) * 2005-06-15 2007-08-10 Norinco Sa Dispositif de controle de la position de verrouillage ou de deverrouillage d'un verrou permettant de bloquer a un cadre un couvercle d'obturation de ce cadre
US20070081856A1 (en) * 2005-10-12 2007-04-12 Degreef Richard Method and apparatus for locking a manhole cover
US20080292744A1 (en) * 2007-05-22 2008-11-27 Chih-Yu Chen Mold a secondary molding
US8709054B2 (en) 2007-08-07 2014-04-29 Transcorp, Inc. Implantable vertebral frame systems and related methods for spinal repair
US8430882B2 (en) 2007-09-13 2013-04-30 Transcorp, Inc. Transcorporeal spinal decompression and repair systems and related methods
WO2009117493A2 (en) 2008-03-19 2009-09-24 Wabash National, L.P. Door locking assembly for a storage container
US7883290B1 (en) 2008-04-14 2011-02-08 Brenda Ross Manhole security barrier
DE102008057023B4 (de) * 2008-11-12 2011-09-22 Lic Langmatz Gmbh Sicherungsanordnung für einen Schachtdeckel
US8727659B1 (en) * 2013-03-08 2014-05-20 EJ USA, Inc. Manhole cover with insert
US9677301B2 (en) * 2015-03-06 2017-06-13 Diversatech, Inc. Locking cover for construction vault
CN108691463B (zh) * 2018-05-10 2020-04-24 宁波瑞奥物联技术股份有限公司 一种多重开关锁及井盖装置
GB2582758B (en) * 2019-03-30 2021-06-09 Wrekin Holdings Ltd A ground surface access assembly frame and method of installation or replacement
GB2582759B (en) * 2019-03-30 2021-03-24 Wrekin Holdings Ltd A ground surface access assembly frame and method of installation or replacement
CN111791041B (zh) * 2020-07-27 2021-06-15 浙江辛巴达机器人科技有限公司 一种市政工程用井盖自动拆卸机器人

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US534987A (en) * 1895-03-05 Fastener for meeting-rails of sashes
US184501A (en) * 1876-11-21 William g
US213515A (en) * 1879-03-25 Improvement in locks
US852832A (en) * 1906-04-10 1907-05-07 Andrew Engelquist Lock.
US1792537A (en) * 1927-10-28 1931-02-17 Curtiss Aeroplane & Motor Co Cowl fastener
FR2268117B1 (it) * 1974-04-19 1976-10-08 Pont A Mousson

Also Published As

Publication number Publication date
IT7867004A0 (it) 1978-01-04
BE861949A (fr) 1978-04-14
ES233059U (es) 1978-03-01
OA05844A (fr) 1981-05-31
ES233059Y (es) 1978-07-01
CA1073722A (fr) 1980-03-18
US4175781A (en) 1979-11-27

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