US3700003A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve with flow regulating means
Assignee: Individual
•
Filing: 1971-04-15
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Granted: 1972-10-24
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Expires: 1991-04-15
Abstract
Abstract The valve is one which, by preference, has a Teflon liner forming a self-lubricating seal within which the hollow valving member rotates; and included in the structure is a flow regulator in the form of a replaceable or adjustable orifice sleeve which normally is embodied wholly within the axial bore of the hollow valving member.
Inventors
- 👤 Russell G Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:21
CPC Classifications
F; F16; F16K; F16K5/00; F16K5/02; F16K5/0257; F16K5/0264; F16K5/0207; F16K5/08; F16K5/10; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86928; Y10T137/86936; Y10T137/86944; Y10T137/87016; Y10T137/87032; Y10T137/87096; Y10T137/87121; Y10T137/87129; Y10T137/87145; Y10T137/87917; Y10T137/88022; Y10T137/8803
Claims Analysis
Total Claims: 28
Claim 1
Independent Claim
270 words
A lined valve with flow regulating means, comprising in combination: a valve body and a liner member carried thereby, each having an inlet port, an outlet port and an intermediate connecting member; a rotatable valving member in the chamber of said liner member and having a transverse port therethrough movable between a closed position and an open position, at which latter position fluid communication is provided between said body ports at selected rotated positions of said valving member, said valving member including a wall to block communication between the inlet and outlet ports upon disposition of the valving member to the closed position; said valving member having an axial bore in fluid communication with the transverse port thereof; and a hollow orifice sleeve slidingly supported within the axial bore of the valving member, said sleeve having a wall with opposite end portions, a flow control orifice in one side of said wall and an inlet orifice in another side thereof, the orifice sleeve being rotatable within the bore to selectively bring the orifices therein into and out of registry with the inlet and outlet ports of the valving member to modify the flow of fluid through the aforesaid ports of the valve body, and cooperative adjustable interlocking means on the orifice sleeve and the valve body to fix the orifice sleeve in selected rotated position within the bore, the pressure drop occurring between the inlet and outlet ports incident to rotation of the valving member being confined between adjacent edges of the ports of the valving member and the orifices of the sleeve to thus prevent damage to the liner.
Claim 2
Dependent Claim
270 words
A lined valve with flow regulating means, comprising in combination: a valve body and a liner member carried thereby, each having an inlet port, an outlet port and an intermediate connecting member; a rotatable valving member in the chamber of said liner member and having a transverse port therethrough movable between a closed position and an open position, at which latter position fluid communication is provided between said body ports at selected rotated positions of said valving member, said valving member including a wall to block communication between the inlet and outlet ports upon disposition of the valving member to the closed position; said valving member having an axial bore in fluid communication with the transverse port thereof; and a hollow orifice sleeve slidingly supported within the axial bore of the valving member, said sleeve having a wall with opposite end portions, a flow control orifice in one side of said wall and an inlet orifice in another side thereof, the orifice sleeve being rotatable within the bore to selectively bring the orifices therein into and out of registry with the inlet and outlet ports of the valving member to modify the flow of fluid through the aforesaid ports of the valve body, and cooperative adjustable interlocking means on the orifice sleeve and the valve body to fix the orifice sleeve in selected rotated position within the bore, the pressure drop occurring between the inlet and outlet ports incident to rotation of the valving member being confined between adjacent edges of the ports of the valving member and the orifices of the sleeve to thus prevent damage to the liner.
Claim 3
Dependent Claim
29 words
The valve as defined by claim 1, wherein means is connected with said valving member for effecting axial rotation of the valving member between the open and closed positions.
Claim 4
Dependent Claim
26 words
The valve as defined by claim 2, wherein said interlocking means includes means accessible exteriorly of the valve body for effecting adjustment of said orifice sleeve.
Claim 5
Dependent Claim
24 words
The valve as defined by claim 1, wherein the interlocking means which is carried by the valve body, is selectively detachable from said body.
Claim 6
Dependent Claim
22 words
The valve as defined by claim 1, wherein the orifice sleeve is bodily displaceable from the axial bore of tHe valving member.
Claim 7
Dependent Claim
22 words
The valve as defined by claim 3, wherein the orifice sleeve is bodily displaceable from the axial bore of the valving member.
Claim 8
Dependent Claim
17 words
The valve as defined by claim 1, wherein the interlocking means is exterior of the valve body.
Claim 9
Dependent Claim
31 words
The valve as defined by claim 1, wherein said flow control orifice of the sleeve is disposed closer to the outlet port than to the inlet port of the valve body.
Claim 10
Dependent Claim
54 words
The valve as defined by claim 1, wherein said orifice sleeve is in the form of a hollow cylinder having a wall with opposite end portions, and the flow control orifice thereof comprises an aperture pattern in the cylinder wall, said aperture pattern being constricted in size in one direction circumferentially of the cylinder.
Claim 11
Dependent Claim
29 words
The valve as defined by claim 9, wherein said interlocking means for precluding rotation of the orifice sleeve is located at one end portion only of the cylinder wall.
Claim 12
Dependent Claim
60 words
The valve as defined by claim 1, wherein the valve body has an opening therein axially aligned with the orifice sleeve, said opening being dimensioned to permit axial sliding of the orifice sleeve therethrough to a location outside the limits of the valve body; and a base member displaceably mounted upon the valve body to close the opening last mentioned.
Claim 13
Dependent Claim
28 words
The valve as defined by claim 11, wherein said interlocking means for precluding rotation of the orifice sleeve, includes a restraining element carried by said displaceable base member.
Claim 14
Dependent Claim
47 words
The valve as defined by claim 12, wherein said orifice sleeve is in the form of a hollow cylinder having a wall with opposite end portions, and the flow control orifice thereof comprises an aperture pattern in the cylinder wall designed to establish a predetermined flow characteristic.
Claim 15
Dependent Claim
30 words
The valve as defined by claim 1, wherein the flow control orifice in said sleeve is sized and contoured to effect said modification of flow in accordance with predetermined characteristics.
Claim 16
Dependent Claim
19 words
The valve as defined by claim 1, wherein said liner is of a material of the class of polytetraflouroethylene.
Claim 17
Dependent Claim
26 words
The valve as defined by claim 8, wherein said liner is of a material having the characteristics of self-lubrication, low porosity, and corrosion and wear resistance.
Claim 18
Dependent Claim
32 words
The valve as defined by claim 16, wherein the combination includes self-lubricating non-metallic bearing means interposed in the axial bore of the valving member in substantial contact with said flow control means.
Claim 19
Dependent Claim
52 words
The valve as defined by claim 5, wherein the combination includes self-lubricating non-metallic bearing means interposed in the axial bore of the valving member in substantial contact with said orifice sleeve; and said liner comprises a self-lubricating non-metallic bearing means located within said intermediate chamber in substantial contact with the valving member.
Claim 20
Dependent Claim
19 words
The valve as defined by claim 14, wherein said interlocking means includes means accessible exteriorly of the valve body.
Claim 21
Dependent Claim
24 words
The valve as defined by claim 1, wherein the interlocking means which is carried by the valve body, is selectively detachable from said body.
Claim 22
Dependent Claim
199 words
A lined valve with flow regulating means comprising in combination: a valve body and a liner member carried thereby, each having an inlet port, an outlet port, and an intermediate connecting chamber; a rotatable valving member in the chamber of said liner member having a transverse port therethrough movable between a closed position and an open position, at which latter position fluid communication is provided between said body and liner ports at selected rotated positions of said valving member, said valving member including a wall to block communication between the inlet and outlet ports upon disposition of the valving member to closed position; said valving member having an axial bore in fluid communication with the transverse port thereof; and flow control means disposed within the axial bore of the valving member having ports therein to modify the flow of fluid through the aforesaId ports of the liner member and valve body; and cooperative interlocking means comprising complementary interfitting portions on the flow control means and the valve body to fix the flow control means relative to said liner member and body within the bore of said valving member, said locking means being accessible only interiorly of the valve body.
Claim 23
Dependent Claim
199 words
A lined valve with flow regulating means comprising in combination: a valve body and a liner member carried thereby, each having an inlet port, an outlet port, and an intermediate connecting chamber; a rotatable valving member in the chamber of said liner member having a transverse port therethrough movable between a closed position and an open position, at which latter position fluid communication is provided between said body and liner ports at selected rotated positions of said valving member, said valving member including a wall to block communication between the inlet and outlet ports upon disposition of the valving member to closed position; said valving member having an axial bore in fluid communication with the transverse port thereof; and flow control means disposed within the axial bore of the valving member having ports therein to modify the flow of fluid through the aforesaId ports of the liner member and valve body; and cooperative interlocking means comprising complementary interfitting portions on the flow control means and the valve body to fix the flow control means relative to said liner member and body within the bore of said valving member, said locking means being accessible only interiorly of the valve body.
Claim 24
Dependent Claim
29 words
A valve as defined in claim 21, wherein said interlocking means includes means on an end of said flow control means and an adjacent surface of the valve body.
Claim 25
Dependent Claim
75 words
A lined valve as defined in claim 21, wherein the ports of said flow control means are disposed in substantial alignment with the inlet and outlet ports of the valve body adjacent the connecting chamber thereof, whereby the pressure drop occuring between said inlet and outlet ports incident to rotation of the valving member between open and closed positions is confined between adjacent edges of the ports of the valving member and flow control means.
Claim 26
Dependent Claim
118 words
A lined valve with flow regulating means comprising in combination: a valve body having an inlet port, an outlet port and an intermediate connecting chamber; a liner member in said chamber having an inlet port, an outlet port and an intermediate connecting chamber for supporting a rotatable valving member; a rotatable valving member in the chamber of said liner member; a flow cage receivable within said valving member, said valving member and flow cage having a transverse port therethrough; complementary interengaging means on the flow cage and the interior of the valve body for locking said flow cage against rotational movement, and means for rotating the valving member between and relative to said liner member and flow cage.
Claim 27
Dependent Claim
118 words
A lined valve with flow regulating means comprising in combination: a valve body having an inlet port, an outlet port and an intermediate connecting chamber; a liner member in said chamber having an inlet port, an outlet port and an intermediate connecting chamber for supporting a rotatable valving member; a rotatable valving member in the chamber of said liner member; a flow cage receivable within said valving member, said valving member and flow cage having a transverse port therethrough; complementary interengaging means on the flow cage and the interior of the valve body for locking said flow cage against rotational movement, and means for rotating the valving member between and relative to said liner member and flow cage.
Claim 28
Dependent Claim
88 words
A lined valve as called for in claim 24, wherein the inlet and outlet ports of the flow cage are disposed relative to the inlet and outlet ports of the liner member whereby pressure drop induced in said chamber when the valving member is in throttling positions is restricted to the port defining edges of the flow cage and valving member, and wherein a seal is provided between adjacent surfaces of the liner and valving member when said valving member is in fully open and fully closed positions.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-10-24 | 1976-04-24 | 1976-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-10-24 | 1980-04-24 | 1980-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-10-24 | 1984-04-24 | 1984-10-24 | $7700.00 | Window Closed / Lapsed |