SE8404899L - Lettlyft schaktlock - Google Patents

Lettlyft schaktlock

Info

Publication number
SE8404899L
SE8404899L SE8404899A SE8404899A SE8404899L SE 8404899 L SE8404899 L SE 8404899L SE 8404899 A SE8404899 A SE 8404899A SE 8404899 A SE8404899 A SE 8404899A SE 8404899 L SE8404899 L SE 8404899L
Authority
SE
Sweden
Prior art keywords
lid
counterweight
pit
axis
rotation
Prior art date
Application number
SE8404899A
Other languages
Unknown language ( )
English (en)
Other versions
SE8404899D0 (sv
Inventor
Robert M Dabich
Original Assignee
Robert M Dabich
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24145879&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=SE8404899(L) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Robert M Dabich filed Critical Robert M Dabich
Publication of SE8404899D0 publication Critical patent/SE8404899D0/sv
Publication of SE8404899L publication Critical patent/SE8404899L/sv

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
    • E02D29/1463—Hinged connection of cover to frame
    • 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
    • E02D29/1418—Covers for manholes or the like; Frames for covers with implements to assist in lifting, e.g. counterweights, springs

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Paleontology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Forklifts And Lifting Vehicles (AREA)
  • Component Parts Of Construction Machinery (AREA)
  • Slot Machines And Peripheral Devices (AREA)
  • Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Lighters Containing Fuel (AREA)
  • Cage And Drive Apparatuses For Elevators (AREA)
  • Vehicle Step Arrangements And Article Storage (AREA)
SE8404899A 1983-10-03 1984-10-01 Lettlyft schaktlock SE8404899L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/538,187 US4467932A (en) 1983-10-03 1983-10-03 Easy lift pit lid

Publications (2)

Publication Number Publication Date
SE8404899D0 SE8404899D0 (sv) 1984-10-01
SE8404899L true SE8404899L (sv) 1985-04-04

Family

ID=24145879

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8404899A SE8404899L (sv) 1983-10-03 1984-10-01 Lettlyft schaktlock

Country Status (9)

Country Link
US (2) US4467932A (sv)
JP (1) JPS6099797A (sv)
KR (1) KR930001427B1 (sv)
CA (1) CA1221245A (sv)
DE (1) DE3436301A1 (sv)
FR (1) FR2552794B1 (sv)
GB (1) GB2147944B (sv)
MX (1) MX157534A (sv)
SE (1) SE8404899L (sv)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4467932A (en) * 1983-10-03 1984-08-28 Dabich Robert M Easy lift pit lid
US4655361A (en) * 1986-01-03 1987-04-07 Clover Norvin Q Containment tank
US4669625A (en) * 1986-04-29 1987-06-02 Garsite Products, Inc. Easy opening lid
US4722160A (en) * 1986-08-15 1988-02-02 Davis Charles R Combination grave marker and flower receptacle
US4739896A (en) * 1987-04-20 1988-04-26 Moss Kathyleen D Aircraft servicing pit with gravity operated lid latch
DE3743393A1 (de) * 1987-09-05 1989-03-23 Fladung Gmbh Manfred Vorrichtung zur energieversorgung von luftfahrzeugen
US4880020A (en) * 1988-03-21 1989-11-14 Schurgin Jeffrey S Traveling toothbrush holder
US5673810A (en) * 1994-08-01 1997-10-07 Nova Group, Inc. Pit lid counterweight assembly
US5465862A (en) * 1994-08-25 1995-11-14 Dabico, Inc. Aircraft servicing pit lid with lift control
AU683652B2 (en) * 1995-08-14 1997-11-20 Beer, Gregory Robert Lightweight cover
US5950368A (en) * 1997-03-17 1999-09-14 Dabico, Inc. Waterproof pit cover
US6003705A (en) * 1998-05-19 1999-12-21 Magnum Mud Equipment Company Portable bulk storage container having and easy opening lid
DE19941434A1 (de) * 1999-08-30 2001-03-01 Fladung Manfred Versorgungsanordnung
US6368565B1 (en) * 2000-04-28 2002-04-09 Dennis J. Michaelson Sterilization apparatus for dental and orthodontic tools
US6698178B1 (en) * 2000-12-01 2004-03-02 David Huffman Sand trap rake and storage apparatus
US7021481B2 (en) * 2001-06-01 2006-04-04 The Coca-Cola Company Container lid with multiple openings
US6929142B2 (en) * 2002-07-29 2005-08-16 Ast Services Llc Removable hatch cover for an internal floating roof manway
US6951318B1 (en) 2003-07-02 2005-10-04 Dabico, Inc. Multi-position aircraft servicing pit lid latch
US6715715B1 (en) 2003-07-14 2004-04-06 Craig A. Petersen Waterproof counterweighted pit lid
US6957927B1 (en) 2004-05-20 2005-10-25 Dabico, Inc. Removable aircraft servicing pit lid
GB2421754A (en) * 2004-12-29 2006-07-05 Saint Gobain Pipelines Plc Manhole assembly
US20100180505A1 (en) * 2007-05-21 2010-07-22 Aco Polycrete Pty Ltd Pit cover
US20090145917A1 (en) * 2007-12-11 2009-06-11 Jason Wojcik Tamper-Proof Irrigation Box
US8166706B2 (en) * 2009-06-08 2012-05-01 U.S.F. Fabrication, Inc. Multipositional vault door
NO339468B1 (no) * 2010-11-06 2016-12-12 Hoover Container Solutions Norway As Boreslambeholder
CN201995247U (zh) * 2011-02-25 2011-09-28 鸿富锦精密工业（深圳）有限公司 电子装置
US8844202B2 (en) 2011-07-01 2014-09-30 U.S.F. Fabrication, Inc. Latching mechanism for access door
US8534000B1 (en) * 2012-04-09 2013-09-17 Moshe Fadlon Panel and frame system
US9872448B2 (en) * 2012-08-06 2018-01-23 Council Of Scientific & Industrial Research Bioreactor vessel for large scale growing of plants under aseptic condition
US9315965B1 (en) * 2013-05-16 2016-04-19 Rsa Protective Technologies, Llc Flood control system panels for subway entrance
US9303441B2 (en) 2014-01-31 2016-04-05 U.S.F. Fabrication, Inc. Access door with lift assist
US9871354B2 (en) 2014-04-10 2018-01-16 S&C Electric Company Enclosure with lid counterweight assembly
CN110528582B (zh) * 2019-09-09 2021-06-15 安徽省飞龙新型材料有限公司 一种窨井盖自动开关系统

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7810330U1 (de) * 1978-07-20 Hans Huber Gmbh & Co Kg, 8434 Berching Schachtabdeckung für Betondome
US768869A (en) * 1903-11-03 1904-08-30 William J Symons Means for operating cellar or trap doors.
US1346787A (en) * 1917-09-04 1920-07-13 Joseph M Kryl Fire-escape
FR832832A (fr) * 1937-05-18 1938-10-04 Applic Mecaniques S I A M Soc Perfectionnements apportés aux installations pour distribuer des combustibles liquides par quantités mesurées notamment sur les terrains d'aviation
US2361494A (en) * 1942-04-20 1944-10-31 Aqua Systems Inc Fuel handling pit box
US2769575A (en) * 1952-12-06 1956-11-06 Lockheed Air Terminal Inc Airplane refueling system with rate of flow metering
US3190039A (en) * 1962-07-09 1965-06-22 Axel S Carlson Ground vase
US3541727A (en) * 1968-05-16 1970-11-24 Axel S Carlson Ground vase
US4065020A (en) * 1975-07-30 1977-12-27 Carson Industries, Inc. Meter box having rotatable cover and interlocking means
US4467932A (en) * 1983-10-03 1984-08-28 Dabich Robert M Easy lift pit lid

Also Published As

Publication number Publication date
KR850003750A (ko) 1985-06-26
US4467932A (en) 1984-08-28
FR2552794A1 (fr) 1985-04-05
MX157534A (es) 1988-11-29
US4467932B1 (sv) 1987-05-19
CA1221245A (en) 1987-05-05
KR930001427B1 (ko) 1993-02-27
FR2552794B1 (fr) 1986-12-19
SE8404899D0 (sv) 1984-10-01
GB8424881D0 (en) 1984-11-07
US4535908A (en) 1985-08-20
DE3436301A1 (de) 1985-05-15
GB2147944A (en) 1985-05-22
GB2147944B (en) 1988-01-06
JPS6099797A (ja) 1985-06-03
JPH0515874B2 (sv) 1993-03-02

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Legal Events

Date Code Title Description
NAV Patent application has lapsed

Ref document number: 8404899-0

Effective date: 19881007