GB1418485A - Removable covers and frames therefor - Google Patents

Removable covers and frames therefor

Info

Publication number
GB1418485A
GB1418485A GB2075872A GB2075872A GB1418485A GB 1418485 A GB1418485 A GB 1418485A GB 2075872 A GB2075872 A GB 2075872A GB 2075872 A GB2075872 A GB 2075872A GB 1418485 A GB1418485 A GB 1418485A
Authority
GB
United Kingdom
Prior art keywords
cover
flange
side members
devices
removable
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
GB2075872A
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.)
Dover Engineering Group Ltd
Original Assignee
Dover Engineering Group Ltd
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 Dover Engineering Group Ltd filed Critical Dover Engineering Group Ltd
Priority to GB2075872A priority Critical patent/GB1418485A/en
Priority to AU55066/73A priority patent/AU471198B2/en
Priority to DE19732322060 priority patent/DE2322060A1/de
Priority to NL7306184A priority patent/NL7306184A/xx
Priority to BE2052741A priority patent/BE799017A/xx
Priority to CH629773A priority patent/CH565906A5/xx
Priority to ES1973217363U priority patent/ES217363Y/es
Priority to FR7316177A priority patent/FR2183270B1/fr
Priority to IT8623273A priority patent/IT994446B/it
Publication of GB1418485A publication Critical patent/GB1418485A/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
    • F16J13/02—Detachable closure members; Means for tightening closures

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
  • Sewage (AREA)
  • Binders And Loading Units For Sheaves (AREA)
GB2075872A 1972-05-04 1972-05-04 Removable covers and frames therefor Expired GB1418485A (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
GB2075872A GB1418485A (en) 1972-05-04 1972-05-04 Removable covers and frames therefor
AU55066/73A AU471198B2 (en) 1972-05-04 1973-05-01 Improvements in or relating to removable covers and frames therefor
DE19732322060 DE2322060A1 (de) 1972-05-04 1973-05-02 Abdeckung mit deckel und stuetzrahmen fuer eine oeffnung, insbesondere ein einstiegsloch
NL7306184A NL7306184A (enExample) 1972-05-04 1973-05-03
BE2052741A BE799017A (fr) 1972-05-04 1973-05-03 Perfectionnements apportes et/ou relatifs a des couvercles amovibles,
CH629773A CH565906A5 (enExample) 1972-05-04 1973-05-03
ES1973217363U ES217363Y (es) 1972-05-04 1973-05-04 Tapa amovible para cubrir un orificio.
FR7316177A FR2183270B1 (enExample) 1972-05-04 1973-05-04
IT8623273A IT994446B (it) 1972-05-04 1973-05-16 Perfezionamenti in o riguardanti elementi di copertura amovibili e relative strutture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2075872A GB1418485A (en) 1972-05-04 1972-05-04 Removable covers and frames therefor

Publications (1)

Publication Number Publication Date
GB1418485A true GB1418485A (en) 1975-12-24

Family

ID=10151167

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2075872A Expired GB1418485A (en) 1972-05-04 1972-05-04 Removable covers and frames therefor

Country Status (9)

Country Link
AU (1) AU471198B2 (enExample)
BE (1) BE799017A (enExample)
CH (1) CH565906A5 (enExample)
DE (1) DE2322060A1 (enExample)
ES (1) ES217363Y (enExample)
FR (1) FR2183270B1 (enExample)
GB (1) GB1418485A (enExample)
IT (1) IT994446B (enExample)
NL (1) NL7306184A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2188663A (en) * 1986-04-02 1987-10-07 Selflevel Covers Ag Cover and frame assemblies for manholes or access holes
GB2203625A (en) * 1987-04-11 1988-10-26 William Mcburney Removable cover for animal waste pit in animal house

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1290583A (fr) * 1961-05-19 1962-04-13 Broads Mfg Company Ltd Couvercle de trou d'homme avec cadre de support

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2188663A (en) * 1986-04-02 1987-10-07 Selflevel Covers Ag Cover and frame assemblies for manholes or access holes
GB2203625A (en) * 1987-04-11 1988-10-26 William Mcburney Removable cover for animal waste pit in animal house
GB2203625B (en) * 1987-04-11 1990-08-15 William Mcburney Floor unit for an animal house

Also Published As

Publication number Publication date
ES217363Y (es) 1977-01-01
BE799017A (fr) 1973-08-31
IT994446B (it) 1975-10-20
DE2322060A1 (de) 1973-11-15
ES217363U (es) 1976-08-16
NL7306184A (enExample) 1973-11-06
FR2183270A1 (enExample) 1973-12-14
CH565906A5 (enExample) 1975-08-29
FR2183270B1 (enExample) 1974-05-17
AU5506673A (en) 1974-11-07
AU471198B2 (en) 1976-04-15

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Legal Events

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