IT1202428B - Valvola a cerniera con disco valvolare supportato centralmente - Google Patents
Valvola a cerniera con disco valvolare supportato centralmenteInfo
- Publication number
- IT1202428B IT1202428B IT19170/87A IT1917087A IT1202428B IT 1202428 B IT1202428 B IT 1202428B IT 19170/87 A IT19170/87 A IT 19170/87A IT 1917087 A IT1917087 A IT 1917087A IT 1202428 B IT1202428 B IT 1202428B
- Authority
- IT
- Italy
- Prior art keywords
- valve
- hinge
- centrally supported
- disc
- valve disc
- 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 |
---|---|---|---|
DE3604499A DE3604499C1 (de) | 1986-02-13 | 1986-02-13 | Absperrklappe mit zentrisch gelagerter Klappenscheibe |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8719170A0 IT8719170A0 (it) | 1987-01-27 |
IT1202428B true IT1202428B (it) | 1989-02-09 |
Family
ID=6294008
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT19170/87A IT1202428B (it) | 1986-02-13 | 1987-01-27 | Valvola a cerniera con disco valvolare supportato centralmente |
Country Status (5)
Country | Link |
---|---|
BR (1) | BR8700672A (it) |
DE (1) | DE3604499C1 (it) |
FR (1) | FR2594200B1 (it) |
IN (1) | IN166705B (it) |
IT (1) | IT1202428B (it) |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4133513A (en) * | 1976-10-26 | 1979-01-09 | Celanese Corporation | Butterfly valve assembly |
DE2843860A1 (de) * | 1978-10-07 | 1980-04-10 | Klein Schanzlin & Becker Ag | Absperrklappe mit zentrisch gelagerter klappenscheibe |
US4289297A (en) * | 1979-04-20 | 1981-09-15 | Tomoe Technical Research Company | Butterfly valve |
GB2033057B (en) * | 1979-10-05 | 1983-01-06 | Klein Schanzlin & Becker Ag | Butterfly valve |
IT1136123B (it) * | 1980-02-11 | 1986-08-27 | Fip Formatura Inienzione Poli | Valvola a farfalla perfezionata |
-
1986
- 1986-02-13 DE DE3604499A patent/DE3604499C1/de not_active Expired
-
1987
- 1987-01-05 IN IN14/CAL/87A patent/IN166705B/en unknown
- 1987-01-22 FR FR878700706A patent/FR2594200B1/fr not_active Expired
- 1987-01-27 IT IT19170/87A patent/IT1202428B/it active
- 1987-02-13 BR BR8700672A patent/BR8700672A/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE3604499C1 (de) | 1987-02-19 |
BR8700672A (pt) | 1987-12-15 |
IN166705B (it) | 1990-07-07 |
IT8719170A0 (it) | 1987-01-27 |
FR2594200B1 (fr) | 1989-08-25 |
FR2594200A1 (fr) | 1987-08-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19960129 |