GB793706A - Improvements relating to butterfly valves - Google Patents

Improvements relating to butterfly valves

Info

Publication number
GB793706A
GB793706A GB1342855A GB1342855A GB793706A GB 793706 A GB793706 A GB 793706A GB 1342855 A GB1342855 A GB 1342855A GB 1342855 A GB1342855 A GB 1342855A GB 793706 A GB793706 A GB 793706A
Authority
GB
United Kingdom
Prior art keywords
stop
valve
plate
improvements relating
butterfly valves
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
GB1342855A
Inventor
Reginald Frank Jackson
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.)
JAMES SMELLIE Ltd
Original Assignee
JAMES SMELLIE 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 JAMES SMELLIE Ltd filed Critical JAMES SMELLIE Ltd
Priority to GB1342855A priority Critical patent/GB793706A/en
Publication of GB793706A publication Critical patent/GB793706A/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
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
    • F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
    • F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Air-Flow Control Members (AREA)
  • Lift Valve (AREA)

Abstract

793,706. Dampers. SMELLIE, Ltd., J. May 7, 1956 [May 10, 1955], No. 13428/55. Class 126 [Also in Group XXIX] A butterfly valve in the air inlet pipe of an "under floor" draught type of domestic fire is provided with a stop 8 comprising an arcuate arm 8a of square section presenting end faces 8e, 8d adapted to be engaged alternately by the valve disc or plate 5 in the fully open and fully closed positions. The stop has a boss 8b with a tapped hole 8c and can be secured to a pipe section 4 by a screw 9. The valve plate 5 is mounted on a spindle 6 operable by a control knob 7.
GB1342855A 1955-05-10 1955-05-10 Improvements relating to butterfly valves Expired GB793706A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1342855A GB793706A (en) 1955-05-10 1955-05-10 Improvements relating to butterfly valves

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1342855A GB793706A (en) 1955-05-10 1955-05-10 Improvements relating to butterfly valves

Publications (1)

Publication Number Publication Date
GB793706A true GB793706A (en) 1958-04-23

Family

ID=10022793

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1342855A Expired GB793706A (en) 1955-05-10 1955-05-10 Improvements relating to butterfly valves

Country Status (1)

Country Link
GB (1) GB793706A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2209580A (en) * 1987-09-05 1989-05-17 Hattersley Heaton Ltd A butterfly valve
US5681025A (en) * 1995-01-20 1997-10-28 Kohler Co. Motor operated butterfly valve with a multi-function seal

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2209580A (en) * 1987-09-05 1989-05-17 Hattersley Heaton Ltd A butterfly valve
GB2209580B (en) * 1987-09-05 1992-03-04 Hattersley Heaton Ltd A butterfly valve
US5681025A (en) * 1995-01-20 1997-10-28 Kohler Co. Motor operated butterfly valve with a multi-function seal

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