CA1053954A - Locking device for well covers and the like - Google Patents

Locking device for well covers and the like

Info

Publication number
CA1053954A
CA1053954A CA263,729A CA263729A CA1053954A CA 1053954 A CA1053954 A CA 1053954A CA 263729 A CA263729 A CA 263729A CA 1053954 A CA1053954 A CA 1053954A
Authority
CA
Canada
Prior art keywords
lever
cover
locking device
well
locking
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
Application number
CA263,729A
Other languages
English (en)
French (fr)
Inventor
Rune Kagstrom
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
Application granted granted Critical
Publication of CA1053954A publication Critical patent/CA1053954A/en
Expired 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
    • 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
    • Y10T292/1063—Gravity actuated
    • Y10T292/1064—Operating means
    • Y10T292/1071—Push or pull rod

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)
  • Sewage (AREA)
  • Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
  • Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
CA263,729A 1975-10-21 1976-10-19 Locking device for well covers and the like Expired CA1053954A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7511782A SE394707B (sv) 1975-10-21 1975-10-21 Lasanordning for brunnslock o d

Publications (1)

Publication Number Publication Date
CA1053954A true CA1053954A (en) 1979-05-08

Family

ID=20325859

Family Applications (1)

Application Number Title Priority Date Filing Date
CA263,729A Expired CA1053954A (en) 1975-10-21 1976-10-19 Locking device for well covers and the like

Country Status (9)

Country Link
US (1) US4101154A (show.php)
JP (1) JPS5922012B2 (show.php)
CA (1) CA1053954A (show.php)
DE (1) DE2647204A1 (show.php)
DK (1) DK145427C (show.php)
FI (1) FI67121C (show.php)
FR (1) FR2328806A1 (show.php)
NO (1) NO763582L (show.php)
SE (1) SE394707B (show.php)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE440805B (sv) * 1980-08-28 1985-08-19 Gustavsberg Ab Anordning for lasning av brunnslock
JPH02128620U (show.php) * 1989-03-31 1990-10-23
US5037542A (en) * 1989-10-10 1991-08-06 Carroll Kenneth T Protective grating with pivoting sections for culvert pipe
GB2272249A (en) * 1992-10-23 1994-05-11 Gordon & Co Ltd H Fixing device,especially for the lids of troughs
GB9304649D0 (en) * 1993-03-08 1993-04-28 Pioden Controls Ltd Security device
US5727351A (en) * 1993-05-26 1998-03-17 Neathery; David L. Manhole insert and tether and method
US5845442A (en) * 1995-12-22 1998-12-08 Strehlow; J. Bradshaw Hole cover
US5966876A (en) * 1997-10-17 1999-10-19 Southwestern Packing & Seals Inc. Manhole insert and tether apparatus and method
GB2335459A (en) * 1998-03-18 1999-09-22 Anthony Dew Armond Self-locking device for telescopic stands
US5979117A (en) * 1998-06-10 1999-11-09 Fuller; Frank Hole locking device
GB2345511A (en) * 1998-12-12 2000-07-12 United Utilities Plc Shaft cover and anchoring assembly
US6584734B2 (en) * 1999-12-15 2003-07-01 Larry Mihalicz Locking ground hole cover
US6488440B1 (en) 2000-11-17 2002-12-03 Loren J. Hill Hole cover device and method for covering a hole
DE10328612B4 (de) * 2003-06-25 2009-04-09 Aco Severin Ahlmann Gmbh & Co. Kg Oberflächenentwässerungseinrichtung
US7966786B2 (en) * 2003-06-26 2011-06-28 Sim-Tech Filters, Inc. Molded sectioned riser and locking cover
US7484908B2 (en) * 2006-06-12 2009-02-03 David Stadler Manhole cover security lock with controlled pressure release
US7704010B2 (en) * 2007-04-18 2010-04-27 Mcgard Llc Security device for manhole access opening
US20090218829A1 (en) * 2007-11-27 2009-09-03 Stephens James R Dumpster lock
US7896574B2 (en) * 2008-04-09 2011-03-01 Mcgard Llc Self-locking manhole cover
US8888400B2 (en) 2010-10-07 2014-11-18 Mcgard Llc Corrosion-resistant self-locking manhole cover
US9157212B2 (en) 2008-05-22 2015-10-13 Mcgard Llc Corrosion-resistant self-locking manhole cover
US20100054857A1 (en) * 2008-09-03 2010-03-04 Ray G Frank Secure Access Port System
US8674830B2 (en) * 2009-12-21 2014-03-18 Mcgard Llc Manhole security cover
US9127431B2 (en) 2010-10-07 2015-09-08 Mcgard Llc Manhole security cover
US11725361B2 (en) * 2016-02-15 2023-08-15 Infiltrator Water Technologies, Llc Safety grating for riser of a septic tank
US20180274198A1 (en) * 2017-03-24 2018-09-27 John M. Finn Device for Securing Covers of Drainage Holes and the Like
US10934667B2 (en) * 2019-02-21 2021-03-02 Dale KIRK Hydro-excavation plug
JP7370797B2 (ja) * 2019-10-09 2023-10-30 株式会社淀川製鋼所 開口固定蓋
US20240191455A1 (en) * 2022-12-07 2024-06-13 EJ USA, Inc. Manhole lock system
US11761165B1 (en) 2023-02-27 2023-09-19 David M. Stadler Manhole cover
GB2630627B (en) * 2023-06-01 2025-06-11 Olivers Hire Solutions A manhole platform

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US393264A (en) * 1888-11-20 Sash-holdefl
US862746A (en) * 1906-05-26 1907-08-06 Henry Phillip Martin Service-box cover.
US897046A (en) * 1908-04-01 1908-08-25 James Armstrong Lock for vault-covers and other closures.
US2217996A (en) * 1939-09-26 1940-10-15 Michael J Sasgen Doorstop
US2388561A (en) * 1942-06-06 1945-11-06 John J Morris Manhole cover lock
US3530696A (en) * 1968-03-07 1970-09-29 Christy Concrete Products Inc Gravity latch for box lid

Also Published As

Publication number Publication date
FI762945A7 (show.php) 1977-04-22
JPS5922012B2 (ja) 1984-05-23
FR2328806A1 (fr) 1977-05-20
US4101154A (en) 1978-07-18
FI67121C (fi) 1985-01-10
FI67121B (fi) 1984-09-28
DK471876A (da) 1977-04-22
SE394707B (sv) 1977-07-04
JPS5252459A (en) 1977-04-27
SE7511782L (sv) 1977-04-22
DK145427B (da) 1982-11-15
NO763582L (show.php) 1977-04-22
DE2647204A1 (de) 1977-05-05
DK145427C (da) 1983-04-18
FR2328806B1 (show.php) 1982-08-13

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