GB1409908A - Gate valves - Google Patents

Gate valves

Info

Publication number
GB1409908A
GB1409908A GB4366472A GB4366472A GB1409908A GB 1409908 A GB1409908 A GB 1409908A GB 4366472 A GB4366472 A GB 4366472A GB 4366472 A GB4366472 A GB 4366472A GB 1409908 A GB1409908 A GB 1409908A
Authority
GB
United Kingdom
Prior art keywords
gate
gate valves
groove
glenfield
kennedy
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
GB4366472A
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.)
GELNFIELD KENNEDY Ltd
Original Assignee
GELNFIELD KENNEDY 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 GELNFIELD KENNEDY Ltd filed Critical GELNFIELD KENNEDY Ltd
Priority to GB4366472A priority Critical patent/GB1409908A/en
Publication of GB1409908A publication Critical patent/GB1409908A/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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
    • F16K3/0227—Packings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Seal Device For Vehicle (AREA)

Abstract

1409908 Gate valves GLENFIELD & KENNEDY Ltd 21 Sept 1972 43664/72 Heading F2V A gate valve comprises a trapezoidal groove 5 in a sealing face of the gate; and a flexible rectangular sealing strip 6 which is of greater cross-sectional area than the groove 5 so as to bulge outwardly at 7 when inserted therein.
GB4366472A 1972-09-21 1972-09-21 Gate valves Expired GB1409908A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB4366472A GB1409908A (en) 1972-09-21 1972-09-21 Gate valves

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4366472A GB1409908A (en) 1972-09-21 1972-09-21 Gate valves

Publications (1)

Publication Number Publication Date
GB1409908A true GB1409908A (en) 1975-10-15

Family

ID=10429762

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4366472A Expired GB1409908A (en) 1972-09-21 1972-09-21 Gate valves

Country Status (1)

Country Link
GB (1) GB1409908A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0383186A1 (en) * 1989-02-13 1990-08-22 Bachmann Corporate Services, Inc. Guillotine dampers with blade sealing means accommodative of thermal expansion forces
DE20015713U1 (en) 2000-09-11 2000-12-14 WECO Armaturen GmbH, 51588 Nümbrecht Knife gate valve

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0383186A1 (en) * 1989-02-13 1990-08-22 Bachmann Corporate Services, Inc. Guillotine dampers with blade sealing means accommodative of thermal expansion forces
DE20015713U1 (en) 2000-09-11 2000-12-14 WECO Armaturen GmbH, 51588 Nümbrecht Knife gate valve

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Legal Events

Date Code Title Description
PS Patent sealed
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee