GB1403444A - Closure apparatus for manholes - Google Patents

Closure apparatus for manholes

Info

Publication number
GB1403444A
GB1403444A GB4942272A GB4942272A GB1403444A GB 1403444 A GB1403444 A GB 1403444A GB 4942272 A GB4942272 A GB 4942272A GB 4942272 A GB4942272 A GB 4942272A GB 1403444 A GB1403444 A GB 1403444A
Authority
GB
United Kingdom
Prior art keywords
manholes
closure apparatus
closure
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
GB4942272A
Other languages
English (en)
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
Publication of GB1403444A publication Critical patent/GB1403444A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J13/00—Covers or similar closure members for pressure vessels in general
    • F16J13/22—Covers or similar closure members for pressure vessels in general with movement parallel to the plane of the opening
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
    • B23B27/04—Cutting-off tools
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J13/00—Covers or similar closure members for pressure vessels in general
    • F16J13/16—Pivoted closures
    • F16J13/18—Pivoted closures pivoted directly on the frame

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Pressure Vessels And Lids Thereof (AREA)
  • Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
  • Clamps And Clips (AREA)
GB4942272A 1971-10-27 1972-10-26 Closure apparatus for manholes Expired GB1403444A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO397371A NO128906B (enrdf_load_stackoverflow) 1971-10-27 1971-10-27

Publications (1)

Publication Number Publication Date
GB1403444A true GB1403444A (en) 1975-08-28

Family

ID=19879964

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4942272A Expired GB1403444A (en) 1971-10-27 1972-10-26 Closure apparatus for manholes

Country Status (6)

Country Link
JP (1) JPS4872953A (enrdf_load_stackoverflow)
DE (1) DE2252861C3 (enrdf_load_stackoverflow)
DK (1) DK137582B (enrdf_load_stackoverflow)
GB (1) GB1403444A (enrdf_load_stackoverflow)
NO (1) NO128906B (enrdf_load_stackoverflow)
SE (1) SE390711B (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7658570B2 (en) 2006-10-02 2010-02-09 Delaware Captial Formation, Inc. Manhole system

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2421819A1 (fr) * 1978-04-07 1979-11-02 Pechiney Aluminium Dispositif de fermeture auto-etanche pour citerne de transport
US6095365A (en) * 1998-08-24 2000-08-01 The Heil Company Pivoting hatch cover assembly

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1487518A (en) * 1922-06-12 1924-03-18 Pfaudler Co Inc Manhole closure
DE1130751B (de) * 1956-10-01 1962-05-30 Linke Hofmann Busch Verschluss fuer Behaelter, insbesondere fuer den Dom von Kesselwagen
DE1736398U (de) * 1956-10-16 1956-12-20 Anton Loewenkamp Selbsttaetiger deckelverschluss.
BE643859A (enrdf_load_stackoverflow) * 1963-02-15
JPS4020099Y1 (enrdf_load_stackoverflow) * 1964-03-21 1965-07-13
BE663843A (enrdf_load_stackoverflow) * 1964-05-16 1965-09-01

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7658570B2 (en) 2006-10-02 2010-02-09 Delaware Captial Formation, Inc. Manhole system

Also Published As

Publication number Publication date
DE2252861C3 (de) 1981-12-17
DE2252861A1 (de) 1973-05-10
NO128906B (enrdf_load_stackoverflow) 1974-01-28
DE2252861B2 (de) 1981-02-26
DK137582C (enrdf_load_stackoverflow) 1978-08-21
JPS4872953A (enrdf_load_stackoverflow) 1973-10-02
SE390711B (sv) 1977-01-17
DK137582B (da) 1978-03-28

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee