US3561476A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve
Assignee: Parker Hannifin Corp
•
Filing: 1968-10-17
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Granted: 1971-02-09
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Expires: 1988-10-17
Abstract
Abstract This disclosure describes a valve including a movable jet pipe, a receiver and a pressure responsive member. Fluid is supplied to the discharge end of the jet pipe and through first and second passages in the receiver to the fluid pressure responsive member. The receiver provides first and second outlet passages connected to the first and second passages, respectively, for returning fluid from the pressure responsive member.
Inventors
- 👤 Harold Mandroian
- 👤 Chandler A Phillips
- 👤 William D Wilkerson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:14
CPC Classifications
F; F15; F15C; F15C3/00; F15C3/10; Y; Y10; Y10T; Y10T137/00; Y10T137/206; Y10T137/2273; Y10T137/2278; Y10T137/2322
Claims Analysis
Total Claims: 24
Claim 1
Independent Claim
253 words
A receiver for a control valve of the type having movable means for supplying fluid under velocity head (through the discharge end thereof and) to the receiver to a fluid pressure responsive member and wherein the fluid can return through the receiver, said receiver comprising: a body including first and second body sections, a platelike divider and means for interconnecting said body sections with said divider sandwiched therebetween each of said body sections having a surface confronting said divider and groove means in said surface, said groove means of said first and second body sections cooperating with said divider to define first and second receiver passages, respectively, and first and second outlet passages, respectively; each of said first and second receiver passages having an inlet section adjacent the movable means for receiving fluid under velocity head therefrom, an outlet section for supplying fluid under pressure to the pressure responsive member and for receiving return flow of fluid from the pressure responsive member, and an intermediate section intermediate said inlet section and said outlet section, said first and second receiver passages terminating at both ends in the outer surfaces of said first and second body sections, respectively; and said first and second outlet passages extending from the intermediate sections of said first and second passages, respectively, to locations on the outer surfaces of said first and second body sections, respectively, and being spaced from said inlet sections, said outlet passages conducting return fluid from the associated intermediate section to the exterior of said body.
Claim 2
Dependent Claim
253 words
A receiver for a control valve of the type having movable means for supplying fluid under velocity head (through the discharge end thereof and) to the receiver to a fluid pressure responsive member and wherein the fluid can return through the receiver, said receiver comprising: a body including first and second body sections, a platelike divider and means for interconnecting said body sections with said divider sandwiched therebetween each of said body sections having a surface confronting said divider and groove means in said surface, said groove means of said first and second body sections cooperating with said divider to define first and second receiver passages, respectively, and first and second outlet passages, respectively; each of said first and second receiver passages having an inlet section adjacent the movable means for receiving fluid under velocity head therefrom, an outlet section for supplying fluid under pressure to the pressure responsive member and for receiving return flow of fluid from the pressure responsive member, and an intermediate section intermediate said inlet section and said outlet section, said first and second receiver passages terminating at both ends in the outer surfaces of said first and second body sections, respectively; and said first and second outlet passages extending from the intermediate sections of said first and second passages, respectively, to locations on the outer surfaces of said first and second body sections, respectively, and being spaced from said inlet sections, said outlet passages conducting return fluid from the associated intermediate section to the exterior of said body.
Claim 3
Dependent Claim
38 words
A receiver as defined in claim 1 including a groove formed in the exterior surface of said body sections for providing a path of communication on the exterior of said body between said first and second outlet passages.
Claim 4
Dependent Claim
41 words
A receiver as defined in claim 1 wherein said first body section defines a first groove in the exterior surface thereof and said first outlet passage terminates in said first groove whereby the length of said first outlet passage is reduced.
Claim 5
Dependent Claim
91 words
A receiver as defined in claim 1 wherein said outlet section of said first receiver passage terminates in an outlet at the outer surface of said first body section and the cross-sectional area of said outlet section of said first receiver passage progressively increases as it extends from the intermediate section of the first receiver passage to the outlet of said fiRst receiver passage, said last mentioned outlet being of greater cross-sectional area than the intermediate section of the first receiver passage at the juncture of such intermediate and outlet sections.
Claim 6
Dependent Claim
19 words
A receiver as defined in claim 1 wherein said first receiver passage is generally rectangular in transverse cross section.
Claim 7
Dependent Claim
236 words
A receiver for a control valve of the type having movable means for supplying fluid through the receiver to a fluid pressure responsive member and wherein the fluid can return through the receiver, said receiver comprising: a body having inner surface means defining a receiver passage extending through said body, said body having an outer surface; said receiver passage having an inlet section adjacent the movable means for receiving fluid therefrom, an outlet section for supplying fluid under pressure to the pressure responsive member and for receiving return flow of fluid from the pressure responsive member, and an intermediate section intermediate said inlet section and said outlet section, said inlet section and said outlet section terminating at said outer surface of said body in an inlet and an outlet, respectively; said inner surface means for said body defining an outlet passage extending from said intermediate section of said receiver passage to a location on the outer surface of said body spaced from said inlet; said inlet and intermediate sections of said receiver passage and said outlet passage being oriented so that fluid flowing from said outlet section through the intermediate section tends to flow into the outlet passage rather than into the inlet section; and the cross-sectional area of said intermediate section of said receiver passage being smaller than the cross-sectional area of said outlet whereby the static pressure at said intermediate section is relatively low.
Claim 8
Dependent Claim
236 words
A receiver for a control valve of the type having movable means for supplying fluid through the receiver to a fluid pressure responsive member and wherein the fluid can return through the receiver, said receiver comprising: a body having inner surface means defining a receiver passage extending through said body, said body having an outer surface; said receiver passage having an inlet section adjacent the movable means for receiving fluid therefrom, an outlet section for supplying fluid under pressure to the pressure responsive member and for receiving return flow of fluid from the pressure responsive member, and an intermediate section intermediate said inlet section and said outlet section, said inlet section and said outlet section terminating at said outer surface of said body in an inlet and an outlet, respectively; said inner surface means for said body defining an outlet passage extending from said intermediate section of said receiver passage to a location on the outer surface of said body spaced from said inlet; said inlet and intermediate sections of said receiver passage and said outlet passage being oriented so that fluid flowing from said outlet section through the intermediate section tends to flow into the outlet passage rather than into the inlet section; and the cross-sectional area of said intermediate section of said receiver passage being smaller than the cross-sectional area of said outlet whereby the static pressure at said intermediate section is relatively low.
Claim 9
Dependent Claim
90 words
A receiver as defined in claim 6 wherein said inner surface means includes a first surface defining one side of said outlet section, said intermediate section and said inlet section(s), a second surface defining the opposite side of said inlet section and a third surface defining one side of said outlet passage, said second and third surfaces intersecting at a preselected zone, said zone and said first surface being located so that a line drawn tangent to said first surface at said intermediate section at least substantially intersects said zone.
Claim 10
Dependent Claim
45 words
A receiver as defined in claim 6 wherein the axis of said intermediate section of said receiver passage is substantially straight and said outlet passage is joined to said intermediate section of said receiver passage adjacent the end thereof which is adjacent said inlet section.
Claim 11
Dependent Claim
40 words
A receiver as defined in claim 6 wherein said outlet passage terminates at said location in an outlet, the cross-sectional area of said intermediate section of said receiver passage being less than the cross-sectional area of said last mentioned outlet.
Claim 12
Dependent Claim
26 words
A receiver as defined in claim 6 wherein said outlet section progressively increases in cross-sectional area as it extends from said intermediate section to said outlet.
Claim 13
Dependent Claim
232 words
A receiver for a control valve of the type having movable means for supplying fluid through the receiver to a fluid pressure responsive member and wherein the fluid can return through the receiver, said receiver comprising: a body having inner surface means defining a receiver passage extending through said body, said body having an outer surface; said receiver passage having an inlet section adjacent the movable means for receiving fluid therefrom, an outlet section for supplying fluid under pressure to the pressure responsive member and for receiving return flow of fluid from the pressure responsive member, and an intermediate section intermediate said inlet section and said outlet section, said inlet section and said outlet section terminating at said outer surface of said body in an inlet and an outlet, respectively; said inner surface means of said bodY defining an outlet passage extending from said intermediate section of said receiver passage to the location on the outer surface of said body spaced from said inlet; said inlet and intermediate sections of said receiver passage and said outlet passage being oriented so that fluid flowing from said outlet section through the intermediate section tends to flow into the outlet passage rather than into the inlet section; and the cross-sectional areas of said inlet section and said intermediate section are smaller than the cross-sectional area of a portion of the outlet section adjacent said outlet.
Claim 14
Dependent Claim
232 words
A receiver for a control valve of the type having movable means for supplying fluid through the receiver to a fluid pressure responsive member and wherein the fluid can return through the receiver, said receiver comprising: a body having inner surface means defining a receiver passage extending through said body, said body having an outer surface; said receiver passage having an inlet section adjacent the movable means for receiving fluid therefrom, an outlet section for supplying fluid under pressure to the pressure responsive member and for receiving return flow of fluid from the pressure responsive member, and an intermediate section intermediate said inlet section and said outlet section, said inlet section and said outlet section terminating at said outer surface of said body in an inlet and an outlet, respectively; said inner surface means of said bodY defining an outlet passage extending from said intermediate section of said receiver passage to the location on the outer surface of said body spaced from said inlet; said inlet and intermediate sections of said receiver passage and said outlet passage being oriented so that fluid flowing from said outlet section through the intermediate section tends to flow into the outlet passage rather than into the inlet section; and the cross-sectional areas of said inlet section and said intermediate section are smaller than the cross-sectional area of a portion of the outlet section adjacent said outlet.
Claim 15
Dependent Claim
61 words
A receiver as defined in claim 11 wherein said outlet section progressively increases in cross-sectional area as it extends from said intermediate section to said outlet, said outlet passage terminates at said location in an outlet, the cross-sectional area of said outlet passage progressively increases as the outlet passage extends from the intermediate section to said outlet of the outlet passage.
Claim 16
Dependent Claim
241 words
A control valve comprising: a jet pipe connectable to a supply of fluid under pressure, said jet pipe having a discharge end through which the fluid can be emitted; a receiver having a receiver passage extending therethrough, said receiver passage having an inlet section adjacent the discharge end of the jet pipe for receiving fluid from the jet pipe, an outlet section, and an intermediate section, intermediate said inlet section and said outlet section; means for mounting said receiver and said jet pipe for movement relative to each other with the discharge end of the jet pipe lying closely adjacent said inlet section whereby movement of the jet pipe varies the amount of fluid directed toward the inlet section; a pressure responsive member; means for providing a fluid flow path between said outlet section of said receiver passage and one side of said fluid responsive member whereby fluid can be supplied to said member; said receiver having an outlet passage therein extending from the intermediate section of said receiver passage to a location spaced from said inlet section whereby at least a portion of the fluid returning through said intermediate section of said receiver passage flows through said outlet passage; and at least a region of said intermediate section contiguous said outlet section being of lesser cross-sectional area than a major portion of said outlet section, said outlet section diverging as it extends away from said region of the intermediate section.
Claim 17
Dependent Claim
241 words
A control valve comprising: a jet pipe connectable to a supply of fluid under pressure, said jet pipe having a discharge end through which the fluid can be emitted; a receiver having a receiver passage extending therethrough, said receiver passage having an inlet section adjacent the discharge end of the jet pipe for receiving fluid from the jet pipe, an outlet section, and an intermediate section, intermediate said inlet section and said outlet section; means for mounting said receiver and said jet pipe for movement relative to each other with the discharge end of the jet pipe lying closely adjacent said inlet section whereby movement of the jet pipe varies the amount of fluid directed toward the inlet section; a pressure responsive member; means for providing a fluid flow path between said outlet section of said receiver passage and one side of said fluid responsive member whereby fluid can be supplied to said member; said receiver having an outlet passage therein extending from the intermediate section of said receiver passage to a location spaced from said inlet section whereby at least a portion of the fluid returning through said intermediate section of said receiver passage flows through said outlet passage; and at least a region of said intermediate section contiguous said outlet section being of lesser cross-sectional area than a major portion of said outlet section, said outlet section diverging as it extends away from said region of the intermediate section.
Claim 18
Dependent Claim
17 words
A combination as defined in claim 13 wherein said outlet passage is shorter than said inlet section.
Claim 19
Dependent Claim
154 words
A combination as defined in claim 13 wherein said receiver has a second receiver passage extending therethrough, said second receiver passage having an inlet section adjacent the discharge end of the jet pipe for receiving fluid from the jet pipe, an outlet section, and an intermediate section intermediate said inlet section and said outlet section, said inlet section of said second receiver passage lying closely adjacent the discharge end of the jet pipe: means for providing a fluid flow path between the outlet section of said second receiver passage and the opposite side of said fluid responsive member; and said receiver having a second outlet passage therein extending from the intermediate section of said second receiver passage to a location spaced from the inlet section of said second receiver passage whereby at least a portion of the fluid returning through the intermediate section of said second receiver passage flows through said last-mentioned outlet passage.
Claim 20
Dependent Claim
226 words
A receiver for a control valve of the type wherein fluid is directed by a movable member toward the receiver to a fluid pressure responsive member and wherein the fluid can return through the receiver, said receiver comprising: a body having an inner surface defining a receiver passage extending through said body, said body having an outer surface; said receiver passage having an inlet adjacent the movable member for receiving fluid from the jet pipe and an outlet for supplying the fluid from the jet pipe and an outlet surface; for supplying the fluid to the fluid pressure responsive member, said inlet and outlet being at said outer surface; said body defining an outlet passage extending from a region of said receiver passage intermediate said inlet and outlet thereof to a location on the outer surface spaced from said inlet and said movable member; said outlet passage and said region of said receiver passage being positioned so that at least a major portion of the fluid flowing from the outlet of said receiver passage flows through the outlet passage rather than through said inlet of said receiver passage; and said receiver passage being a divergent portion which diverges from a location adjacent said region toward said outlet, said outlet having no less than about the same cross-sectional area as said divergent portion of said receiver passage.
Claim 21
Dependent Claim
226 words
A receiver for a control valve of the type wherein fluid is directed by a movable member toward the receiver to a fluid pressure responsive member and wherein the fluid can return through the receiver, said receiver comprising: a body having an inner surface defining a receiver passage extending through said body, said body having an outer surface; said receiver passage having an inlet adjacent the movable member for receiving fluid from the jet pipe and an outlet for supplying the fluid from the jet pipe and an outlet surface; for supplying the fluid to the fluid pressure responsive member, said inlet and outlet being at said outer surface; said body defining an outlet passage extending from a region of said receiver passage intermediate said inlet and outlet thereof to a location on the outer surface spaced from said inlet and said movable member; said outlet passage and said region of said receiver passage being positioned so that at least a major portion of the fluid flowing from the outlet of said receiver passage flows through the outlet passage rather than through said inlet of said receiver passage; and said receiver passage being a divergent portion which diverges from a location adjacent said region toward said outlet, said outlet having no less than about the same cross-sectional area as said divergent portion of said receiver passage.
Claim 22
Dependent Claim
50 words
A receiver as defined in claim 16 wherein said outlet passage terminates in an outlet and said outlet passage diverges from a location substantially at said region toward said last-mentioned outlet, said last-mentioned outlet having no less than about the same cross-sectional area as other portions of said outlet passage.
Claim 23
Dependent Claim
204 words
A receiver for a control valve of the type wherein fluid is directed by a movable member toward the receiver to a fluid pressure responsive member toward the receiver to a fluid pressure responsive member and wherein the fluid can return through the receiver, said receiver comprising: a body having an inner surface defining a receiver passage extending through said body, said body having an outer surface; said receiver passage having an inlet adjacent the movable member for receiving fluid from the jet pipe and an outlet for supplying the fluid to the fluid pressure responsive member, said inlet and outlet being at said outer surface; said body defining an outlet passage extending from a region of said receiver passage intermediate said inlet and outlet thereof to a location on the outer surface spaced from said inlet and said movable member; said outlet passage and said region of said receiver passage being positioned so that at least a major portion of the fluid flowing from the outlet of said receiver passage flows through the outlet passage rather than through said inlet of said receiver passage; and said outlet passage terminating in an outlet, said outlet passage diverging from said region to said outlet thereof.
Claim 24
Dependent Claim
204 words
A receiver for a control valve of the type wherein fluid is directed by a movable member toward the receiver to a fluid pressure responsive member toward the receiver to a fluid pressure responsive member and wherein the fluid can return through the receiver, said receiver comprising: a body having an inner surface defining a receiver passage extending through said body, said body having an outer surface; said receiver passage having an inlet adjacent the movable member for receiving fluid from the jet pipe and an outlet for supplying the fluid to the fluid pressure responsive member, said inlet and outlet being at said outer surface; said body defining an outlet passage extending from a region of said receiver passage intermediate said inlet and outlet thereof to a location on the outer surface spaced from said inlet and said movable member; said outlet passage and said region of said receiver passage being positioned so that at least a major portion of the fluid flowing from the outlet of said receiver passage flows through the outlet passage rather than through said inlet of said receiver passage; and said outlet passage terminating in an outlet, said outlet passage diverging from said region to said outlet thereof.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-02-08 | 1974-08-10 | 1975-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-08 | 1978-08-10 | 1979-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-08 | 1982-08-10 | 1983-02-09 | $7700.00 | Window Closed / Lapsed |