ZA887301B - Rotary shear seal - Google Patents
Rotary shear sealInfo
- Publication number
- ZA887301B ZA887301B ZA887301A ZA887301A ZA887301B ZA 887301 B ZA887301 B ZA 887301B ZA 887301 A ZA887301 A ZA 887301A ZA 887301 A ZA887301 A ZA 887301A ZA 887301 B ZA887301 B ZA 887301B
- Authority
- ZA
- South Africa
- Prior art keywords
- rotary shear
- shear seal
- seal
- rotary
- shear
- 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
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
- F16K11/072—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with pivoted closure members
- F16K11/074—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with pivoted closure members with flat sealing faces
- F16K11/0743—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with pivoted closure members with flat sealing faces with both the supply and the discharge passages being on one side of the closure plates
-
- 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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/16—Actuating devices; Operating means; Releasing devices actuated by fluid with a mechanism, other than pulling-or pushing-rod, between fluid motor and closure member
- F16K31/163—Actuating devices; Operating means; Releasing devices actuated by fluid with a mechanism, other than pulling-or pushing-rod, between fluid motor and closure member the fluid acting on a piston
- F16K31/1635—Actuating devices; Operating means; Releasing devices actuated by fluid with a mechanism, other than pulling-or pushing-rod, between fluid motor and closure member the fluid acting on a piston for rotating valves
-
- 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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/18—Actuating devices; Operating means; Releasing devices actuated by fluid actuated by a float
- F16K31/20—Actuating devices; Operating means; Releasing devices actuated by fluid actuated by a float actuating a lift valve
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Multiple-Way Valves (AREA)
- Fluid-Driven Valves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10663387A | 1987-10-08 | 1987-10-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA887301B true ZA887301B (en) | 1989-06-28 |
Family
ID=22312466
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA887301A ZA887301B (en) | 1987-10-08 | 1988-09-29 | Rotary shear seal |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPH01131384A (xx) |
AU (1) | AU607098B2 (xx) |
BR (1) | BR8805165A (xx) |
GB (1) | GB2210955B (xx) |
NO (1) | NO884482L (xx) |
ZA (1) | ZA887301B (xx) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2301400A (en) * | 1995-05-12 | 1996-12-04 | Wes Technology Inc | Hydraulic actuator for isolators |
GB201800428D0 (en) * | 2018-01-11 | 2018-02-28 | Lb Bentley Ltd | Rotary valve |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2653003A (en) * | 1946-10-26 | 1953-09-22 | John W Overbeke | Control valve |
GB1240480A (en) * | 1967-08-17 | 1971-07-28 | Daikin Ind Ltd | Directional control valve |
US3537680A (en) * | 1968-02-26 | 1970-11-03 | Parker Hannifin Corp | Control valve |
BE755988A (fr) * | 1969-10-20 | 1971-02-15 | Stiltner Marshall A | Joint de soupape |
GB1446307A (en) * | 1972-06-07 | 1976-08-18 | Iv Pressure Controllers Ltd | Fluid flow control devices |
GB1570182A (en) * | 1975-11-29 | 1980-06-25 | Keystone Int | Manual control means |
DE2655493C3 (de) * | 1976-12-08 | 1979-05-23 | Ing.-Buero Pfannenschmidt Gmbh, 2000 Hamburg | Druckmittelbetätigter Drehantrieb für ein Ventil |
SE458384B (sv) * | 1984-09-05 | 1989-03-20 | Nils Goeran Aakesson | Hydraulisk och pneumatisk hjaelpventil |
NL8403234A (nl) * | 1984-10-24 | 1986-05-16 | El O Matic Bv | Schakeleenheid en een drukinsteleenheid daarvoor. |
US4700924A (en) * | 1986-10-06 | 1987-10-20 | Vetco Gray, Inc. | Pressure energized rotary hydraulic seal |
-
1988
- 1988-09-21 GB GB8822209A patent/GB2210955B/en not_active Expired - Fee Related
- 1988-09-27 AU AU22877/88A patent/AU607098B2/en not_active Ceased
- 1988-09-29 ZA ZA887301A patent/ZA887301B/xx unknown
- 1988-10-06 BR BR8805165A patent/BR8805165A/pt not_active IP Right Cessation
- 1988-10-07 NO NO88884482A patent/NO884482L/no unknown
- 1988-10-07 JP JP63252189A patent/JPH01131384A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
BR8805165A (pt) | 1989-05-23 |
GB2210955A (en) | 1989-06-21 |
GB8822209D0 (en) | 1988-10-26 |
AU607098B2 (en) | 1991-02-21 |
GB2210955B (en) | 1991-09-18 |
AU2287788A (en) | 1989-04-13 |
NO884482D0 (no) | 1988-10-07 |
JPH01131384A (ja) | 1989-05-24 |
NO884482L (no) | 1989-04-10 |
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