IT967040B - HINGED SHUT-OFF VALVE - Google Patents
HINGED SHUT-OFF VALVEInfo
- Publication number
- IT967040B IT967040B IT8951072A IT8951072A IT967040B IT 967040 B IT967040 B IT 967040B IT 8951072 A IT8951072 A IT 8951072A IT 8951072 A IT8951072 A IT 8951072A IT 967040 B IT967040 B IT 967040B
- Authority
- IT
- Italy
- Prior art keywords
- valve
- hinged shut
- shut
- hinged
- Prior art date
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
- F16K1/226—Shaping or arrangements of the sealing
- F16K1/2263—Shaping or arrangements of the sealing the sealing being arranged on the valve seat
- F16K1/2265—Shaping or arrangements of the sealing the sealing being arranged on the valve seat with a channel- or U-shaped seal covering a central body portion
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2117787A DE2117787C2 (en) | 1971-04-13 | 1971-04-13 | Butterfly valve |
Publications (1)
Publication Number | Publication Date |
---|---|
IT967040B true IT967040B (en) | 1974-02-28 |
Family
ID=5804567
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT8951072A IT967040B (en) | 1971-04-13 | 1972-04-04 | HINGED SHUT-OFF VALVE |
Country Status (3)
Country | Link |
---|---|
FR (1) | FR2136378A5 (en) |
GB (1) | GB1383349A (en) |
IT (1) | IT967040B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1574489A (en) * | 1976-10-27 | 1980-09-10 | Nemetz J | Shut-off flap valve |
DE2821091C2 (en) * | 1978-05-13 | 1986-11-13 | Josef 6200 Wiesbaden Nemetz | Butterfly valve |
US4253641A (en) * | 1978-12-07 | 1981-03-03 | Vanryck Theodore H | Butterfly valve and perimeter seal |
FR2978996B1 (en) * | 2011-08-12 | 2014-05-30 | Ksb Sas | THREE-PART SEAL RING |
-
1972
- 1972-04-04 IT IT8951072A patent/IT967040B/en active
- 1972-04-13 FR FR7212988A patent/FR2136378A5/fr not_active Expired
- 1972-04-13 GB GB1703972A patent/GB1383349A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2136378A5 (en) | 1972-12-22 |
GB1383349A (en) | 1974-02-12 |
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