GB1550053A - Butterfly valve - Google Patents

Butterfly valve

Info

Publication number: GB1550053A
Authority: GB; United Kingdom
Prior art keywords: butterfly valve; butterfly; valve
Prior art date: 1977-07-20
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

GB3048377A

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.)

Tomoe Technical Research Co Ltd

Original Assignee

Tomoe Technical Research Co 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.)

1977-07-20

Filing date

1977-07-20

Publication date

1979-08-08

1977-07-20 Application filed by Tomoe Technical Research Co Ltd filed Critical Tomoe Technical Research Co Ltd

1977-07-20 Priority to GB3048377A priority Critical patent/GB1550053A/en

1979-08-08 Publication of GB1550053A publication Critical patent/GB1550053A/en

Status Expired legal-status Critical Current

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
- F16K1/226—Shaping or arrangements of the sealing
- F16K1/2268—Sealing means for the axis of rotation

Landscapes

Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)

GB3048377A 1977-07-20 1977-07-20 Butterfly valve Expired GB1550053A (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
GB3048377A GB1550053A (en)	1977-07-20	1977-07-20	Butterfly valve

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB3048377A GB1550053A (en)	1977-07-20	1977-07-20	Butterfly valve

Publications (1)

Publication Number	Publication Date
GB1550053A true GB1550053A (en)	1979-08-08

Family

ID=10308381

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB3048377A Expired GB1550053A (en)	1977-07-20	1977-07-20	Butterfly valve

Country Status (1)

Country	Link
GB (1)	GB1550053A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN109611566A (en) *	2018-12-24	2019-04-12	江苏联峰工业装备科技有限公司	A kind of adjustable pneumatic metal butterfly valve valve seat

1977
- 1977-07-20 GB GB3048377A patent/GB1550053A/en not_active Expired

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN109611566A (en) *	2018-12-24	2019-04-12	江苏联峰工业装备科技有限公司	A kind of adjustable pneumatic metal butterfly valve valve seat
CN109611566B (en) *	2018-12-24	2024-01-12	江苏联峰工业装备科技有限公司	Valve seat for adjustable metal pneumatic butterfly valve

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Legal Events

Date	Code	Title	Description
1979-10-24	PS	Patent sealed
1997-08-13	PE20	Patent expired after termination of 20 years	Effective date: 19970719