GB1447227A - Manholes - Google Patents

Manholes

Info

Publication number
GB1447227A
GB1447227A GB4226672A GB4226672A GB1447227A GB 1447227 A GB1447227 A GB 1447227A GB 4226672 A GB4226672 A GB 4226672A GB 4226672 A GB4226672 A GB 4226672A GB 1447227 A GB1447227 A GB 1447227A
Authority
GB
United Kingdom
Prior art keywords
inlet
outlet
plastics
hepworth
chamber
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
GB4226672A
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.)
Hepworth Iron Co Ltd
Hepworth Plastics Ltd
Original Assignee
Hepworth Iron Co Ltd
Hepworth Plastics 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 Hepworth Iron Co Ltd, Hepworth Plastics Ltd filed Critical Hepworth Iron Co Ltd
Priority to GB4226672A priority Critical patent/GB1447227A/en
Publication of GB1447227A publication Critical patent/GB1447227A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F5/00—Sewerage structures
    • E03F5/02—Manhole shafts or other inspection chambers; Snow-filling openings; accessories
    • E03F5/024—Manhole shafts or other inspection chambers; Snow-filling openings; accessories made of plastic material
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F5/00—Sewerage structures
    • E03F5/02—Manhole shafts or other inspection chambers; Snow-filling openings; accessories
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F5/00—Sewerage structures
    • E03F5/02—Manhole shafts or other inspection chambers; Snow-filling openings; accessories
    • E03F5/021—Connection of sewer pipes to manhole shaft

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Sewage (AREA)
  • Devices For Use In Laboratory Experiments (AREA)

Abstract

1447227 Inspection chamber HEPWORTH IRON CO Ltd and HEPWORTH PLASTICS Ltd 19 Nov 1973 [12 Sept 1972] 42266/72 Heading E1C The unions between a plastics inspection chamber 1 and the various inlet and outlet pipes are each sealed by a respective rubber grommet 5 engaging a peripheral lip of the inlet or outlet. The chamber is manufactured with only the inlet 4 and outlet apertures 3 and a number of flat surfaces 9 in which further inlet holes can be cut. Closure caps 11 and adaptors 19 may be provided.
GB4226672A 1972-09-12 1972-09-12 Manholes Expired GB1447227A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB4226672A GB1447227A (en) 1972-09-12 1972-09-12 Manholes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4226672A GB1447227A (en) 1972-09-12 1972-09-12 Manholes

Publications (1)

Publication Number Publication Date
GB1447227A true GB1447227A (en) 1976-08-25

Family

ID=10423654

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4226672A Expired GB1447227A (en) 1972-09-12 1972-09-12 Manholes

Country Status (1)

Country Link
GB (1) GB1447227A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2912678A1 (en) * 1978-04-03 1979-10-04 Wavin Bv CONTROL CHAMBER LOWER PART
DE3007702A1 (en) * 1979-03-13 1980-09-18 Reed International Ltd INSPECTION CHAMBER FOR A DRAINAGE SYSTEM
WO1991018151A1 (en) * 1990-05-11 1991-11-28 Jackelen Developments Pty. Ltd. A manhole
AU639114B2 (en) * 1990-05-11 1993-07-15 Jackelen Developments Pty. Ltd. A manhole

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2912678A1 (en) * 1978-04-03 1979-10-04 Wavin Bv CONTROL CHAMBER LOWER PART
DE3007702A1 (en) * 1979-03-13 1980-09-18 Reed International Ltd INSPECTION CHAMBER FOR A DRAINAGE SYSTEM
FR2451423A1 (en) * 1979-03-13 1980-10-10 Reed International Ltd INSPECTION CHAMBER FOR DRAINAGE SYSTEM
WO1991018151A1 (en) * 1990-05-11 1991-11-28 Jackelen Developments Pty. Ltd. A manhole
AU639114B2 (en) * 1990-05-11 1993-07-15 Jackelen Developments Pty. Ltd. A manhole

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Legal Events

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