| Patent Number |
Title Of Patent |
Date Issued |
| 5984269 |
Rotatable valve assembly |
November 16, 1999 |
| Rotatable valve assembly includes a mounting mechanism for rotatably mounting the valve in a housing, the mounting mechanism including a shaft having an outside end extending through the housing. A conversion mechanism converts fluid pressure in the housing into torque exerted on the |
| 5607140 |
Rotatable valve assembly |
March 4, 1997 |
| Rotatable valve assembly includes a mounting mechanism for rotatably mounting the valve in a housing, the mounting mechanism including a shaft having an outside end extending through the housing. A conversion mechanism converts fluid pressure in the housing into torque exerted on the |
| 5368180 |
Perforated rupture disk assembly |
November 29, 1994 |
| An improved pressure relieving rupture disk assembly is provided which includes a rupture disk having at least one perforation therein. The perforation at least partially defines a blow-out part in the rupture disk which opens and relieves pressure therethrough when the perforation is |
| 5167337 |
Scored reverse buckling rupture disk assembly |
December 1, 1992 |
| An improved scored reverse buckling rupture disk assembly is provided. The assembly includes a reverse buckling rupture disk having one or more scores on a surface thereof forming lines of weakness which define a blow-out portion connected by a hinge area in the rupture disk. An annular |
| 5067530 |
Waste oil collection and disposal system |
November 26, 1991 |
| The waste oil collector has a catch pan supported in a cantilever manner by a pair of legs. Apertures are provided in an end wall of the catch pan to which bottles for collecting the drained oil are connected. The bottles extend outwardly at an incline and serve as a counterbalance for |
| 5036632 |
Pressure relief panel assembly |
August 6, 1991 |
| A pressure relief panel assembly including a single rupture panel is provided. The rupture panel includes a domed portion connected to a peripheral flat flange portion and has at least one slit formed therein defining a hinged blow-out part. The hinged blow-out part is connected to t |
| 5005722 |
Fail safe rupture disk assembly |
April 9, 1991 |
| The invention renders fail safe a rupture disk assembly consisting of inlet head, outlet head, and rupture disk secured therebetween, whenever the assembly is installed upside down. A fail safe relief notch is formed in the inlet head disk seating surface to cause premature bursting of t |
| 4750510 |
Temperature responsive pressure relief apparatus and method |
June 14, 1988 |
| A fluid pressure relief apparatus of the rupturable type which ruptures at different pressures depending upon the temperature of the fluid in contact therewith. A rupture member is provided supported by a support member which is maintained in place by a material having a selected melting |
| 4706698 |
Temperature responsive pressure relief apparatus and method |
November 17, 1987 |
| A fluid pressure relief apparatus of the rupturable type which ruptures at different pressures depending upon the temperature of the fluid in contact therewith. A rupture member is provided supported by a support member which is maintained in place by a material having a selected melting |
| 4657157 |
Pressure relief method and rupture disk assembly |
April 14, 1987 |
| The present invention relates to a method and assembly for relieving positive and/or negative pressure differentials between first and second fluid pressure zones. The rupture disk assembly is comprised of a flexible sealing member, a retainer means positioned on one side of the sealing |
| 4553559 |
Rupturable pressure relief assembly |
November 19, 1985 |
| A rupturable pressure relief assembly of small unitary construction is provided comprised of a hollow housing which includes an annular supporting shoulder within the interior thereof, a circular rupture disk positioned within the housing on the annular supporting shoulder and an ann |
| 4549565 |
Reclosing rupture disk assembly |
October 29, 1985 |
| A rupture disk assembly is provided which after rupture and pressurized fluid relief, recloses itself to prevent backflow therethrough. The assembly is comprised of a hollow rupture disk support member having a pressurized fluid inlet opening at one end and at least one pressurized f |
| 4441350 |
Scored reverse buckling rupture disk manufacturing method |
April 10, 1984 |
| The present invention relates to improved methods and apparatus for manufacturing scored reverse buckling rupture disks. The scores on the disks radiate outwardly from central portions thereof toward the peripheries thereof and have known depths and depth variances. |
| 4236648 |
Safety pressure relief apparatus |
December 2, 1980 |
| The present invention relates to a safety pressure relief apparatus comprised of a reverse buckling rupture disk having a concave-convex portion connected to an annular flat flange portion by a curved transition connection and a support member having an annular flat flange portion for |
| 4211334 |
Safety pressure relief apparatus |
July 8, 1980 |
| The present invention relates to a safety pressure relief apparatus comprised of a reverse buckling rupture disk having a concave-convex portion connected to an annular flat flange portion by a curved transition connection and a support member having an annular flat flange portion for |
| 4158422 |
Safety pressure relief apparatus |
June 19, 1979 |
| The present invention relates to a safety pressure relief apparatus comprised of a reverse buckling rupture disk having a concave-convex portion connected to an annular flat flange portion by a curved transition connection and a support member having an annular flat flange portion for |
| 4146047 |
Integral fluid pressure rupturable apparatus |
March 27, 1979 |
| An integral reverse buckling fluid pressure rupturable apparatus comprised of a support body formed of a ductile material having opposite ends and having a recess extending inwardly from one of the opposite ends, the internal terminus of the recess being positioned in close proximity to |
| 4122595 |
Scored rupture disk manufacturing method |
October 31, 1978 |
| The present invention relates to improved methods of manufacturing scored rupture disks whereby a coating of corrosion-resistant material is applied to the disks so that a score pattern is left unprotected thereon and the disks are contacted with a corrosive fluid for a period of time su |
| 4102167 |
Method of manufacturing integral fluid pressure rupturable apparatus |
July 25, 1978 |
| A method of manufacturing an integral reverse buckling fluid pressure rupturable apparatus comprised of a support body formed of a ductile material having opposite ends and having a recess extending inwardly from one of the opposite ends, the internal terminus of the recess being pos |
