BR7906550A - Valvula de borboleta - Google Patents
Valvula de borboletaInfo
- Publication number
- BR7906550A BR7906550A BR7906550A BR7906550A BR7906550A BR 7906550 A BR7906550 A BR 7906550A BR 7906550 A BR7906550 A BR 7906550A BR 7906550 A BR7906550 A BR 7906550A BR 7906550 A BR7906550 A BR 7906550A
- Authority
- BR
- Brazil
- Prior art keywords
- butterfly valve
- butterfly
- valve
- 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 |
---|---|---|---|
US05/952,751 US4225113A (en) | 1978-10-19 | 1978-10-19 | Butterfly valve having cartridge construction with improved bearings |
Publications (1)
Publication Number | Publication Date |
---|---|
BR7906550A true BR7906550A (pt) | 1980-06-03 |
Family
ID=25493202
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR7906550A BR7906550A (pt) | 1978-10-19 | 1979-10-12 | Valvula de borboleta |
Country Status (3)
Country | Link |
---|---|
US (1) | US4225113A (pt) |
BR (1) | BR7906550A (pt) |
CA (1) | CA1104992A (pt) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1227297B (it) * | 1988-10-06 | 1991-04-05 | Cazzaniga Spa | Valvola a farfalla con elemento di tenuta in materiale elastomerico dotato di rinforzo metallico interno |
DE4038696A1 (de) * | 1990-12-05 | 1992-06-11 | Bayerische Motoren Werke Ag | Rohr, insbesondere abgasrohr, mit einer drosselklappe |
US6244296B1 (en) | 1999-02-23 | 2001-06-12 | Spx Corporation | Position detection for rotary control valves |
DE10126063B4 (de) * | 2001-05-28 | 2004-07-15 | Montaplast Gmbh | Klappenvorrichtung |
JP2004276856A (ja) * | 2003-03-18 | 2004-10-07 | Denso Corp | 通路開閉装置および車両用空調装置 |
US8161996B2 (en) * | 2007-04-17 | 2012-04-24 | Dezurik, Inc. | Resilient seated butterfly valve with interchangeable off-center and on-center discs |
GB0806401D0 (en) * | 2008-04-09 | 2008-05-14 | Cummins Turbo Tech Ltd | Butterfly valve |
US9555538B2 (en) * | 2012-03-30 | 2017-01-31 | Apq Development, Llc | Over-molded component assembly and method of forming the same |
CN103453159B (zh) | 2012-06-03 | 2018-05-29 | 德朱瑞克公司 | 用于闸阀的耐磨环定位器 |
TW202217173A (zh) * | 2020-07-31 | 2022-05-01 | 日商旭有機材股份有限公司 | 蝶形閥 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2740423A (en) * | 1952-03-15 | 1956-04-03 | Crawford K Stillwagon | Disc valve |
US2994342A (en) * | 1958-10-21 | 1961-08-01 | Crawford K Stillwagon | Valve |
US3233861A (en) * | 1961-10-10 | 1966-02-08 | Keystone Valve Corp | Butterfly valve having reinforced seat structure |
US3241806A (en) * | 1963-04-02 | 1966-03-22 | Keystone Valve Corp | Disc valve having plastic layer on resilient seating surface |
US3376014A (en) * | 1965-03-09 | 1968-04-02 | Garlock Inc | Replaceable substantially rigid fluorocarbon resin valve unit for use in butterfly valves |
US3537683A (en) * | 1968-11-04 | 1970-11-03 | Keystone Valve Corp | Valve seat for a butterfly valve and method for making the same |
US3667726A (en) * | 1971-01-04 | 1972-06-06 | Teledyne Mid America Corp | Fabricated gasketed valve body construction for butterfly valves |
US3782684A (en) * | 1971-09-20 | 1974-01-01 | Rockwell International Corp | Seat insert for butterfly-type valves |
US3840042A (en) * | 1973-02-26 | 1974-10-08 | B Brundage | Butterfly valve |
US3940108A (en) * | 1974-09-11 | 1976-02-24 | Nibco Inc. | Reinforcement ring and seat for butterfly valve |
US4025050A (en) * | 1976-03-24 | 1977-05-24 | Tomoe Technical Research Company | Butterfly valve |
US4133513A (en) * | 1976-10-26 | 1979-01-09 | Celanese Corporation | Butterfly valve assembly |
-
1978
- 1978-10-19 US US05/952,751 patent/US4225113A/en not_active Expired - Lifetime
-
1979
- 1979-09-20 CA CA335,982A patent/CA1104992A/en not_active Expired
- 1979-10-12 BR BR7906550A patent/BR7906550A/pt unknown
Also Published As
Publication number | Publication date |
---|---|
US4225113A (en) | 1980-09-30 |
CA1104992A (en) | 1981-07-14 |
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