High pressure sensor base

Claim 3

An apparatus as set forth in claim 1, in which the sealing means comprises a pair of peripheral seal grooves located around the exterior of the plug and positioned on opposite sides of the peripheral annular groove, the seal grooves each having an O-ring and back-up ring mounted therein to provide a high pressure seal between the plug and lateral bore of the apparatus.

Claim 4

An apparatus as set forth in claim 2, in which the component comprises a pair of pressure sensors for sensing high and low pressure conditions, each sensor having inlet and outlet side ports and autoclave connectors with autoclave end surfaces, which are threadably received within a respective lateral bore of the manifold, the autoclave end surface of the pressure sensors facing the autoclave end surface of the plug so that upon rotation of either the plug or pressure sensor establishing contact between the respective autoclave end surfaces a high pressure metal-to-metal seal is otained, thereby, providing an autoclave connection which is readily obtainable at preselected rotational orientation of the high and low pressure sensors relative to each other to allow the inlet and outlet side ports to be aligned with axes in the same plane to simplify piping arrangements therebetween.

Claim 5

An apparatus as set forth in claim 3, in which another component comprises a dual ended autoclave connector, one end thereof being received with the manifold and the other end being received within an in-line test valve in communication with the fluid pressure source, the test valve having a reciprocal autoclave end surface facing one end of the dual ended autoclave connector to provide a high pressure metal-to-metal seal, the other end of the dual ended autoclave connector being received within the manifold and facing the autoclave end surface of the plug so that upon rotation of either the plug or in-line dual test valve establishing contact between the autoclave end surfaces a high pressure metal-to-metal seal is obtained, thereby, providing an autoclave connection which is readily obtainable at preselected rotational orientation of the in-line test valve relative to the apparatus.

Claim 6

A sensor base structure for supporting high and low pressure sensors having autoclave connectors with autoclave end surfaces and having flow passages therein in communication with the autoclave end surfaces, which comprises: a manifold having a longitudinal passage therein in communication with the fluid pressure source and having a plurality of lateral bores extending therethrough and intersecting the longitudinal passage, each lateral bore having internally threaded portions at the opposite ends thereof adjacent the outer surfaces of the manifold such that one end of each lateral bore threadably receives the autoclave connector of either the high or low pressure sensor; a cylindrical plug having an externally threaded end portion which is threadably received in the other end of each lateral bore opposite the end receiving the pressure sensors, the plug having a reciprocal autoclave connector on the other end of the plug with a reciprocal autoclave end surface facing the autoclave end surface of the pressure sensor so that upon rotation of either the plug or pressure sensor establishing contact between the respective autocalve end surfaces a high pressure metal-to-metal seal is obtained, the plug including a peripheral annular groove intermediate the externally threaded portion and the autoclave end surface and a radially extending cross port communicating with the annular groove and positioned in fluid communication with the longitudinal passage of the manifold, and further including an axial bore intersecting the cross port and opening to the autoclave end surface of the plug to provide fluid communication from the fluid pressure source, through the sensor base structure, to the high and low pressure sensors, thereby, providing a metal-to-metal autoclave connection which is readily obtainable at preselected rotational orientation of the high and low pressure sensors relative to the sensor base structure; and sealing means provided on the plug on opposite sides of the annular groove for sealing between the plug and lateral bore so that pressurized fluid from the fluid pressure source, longitudinal passage of the manifold, or cross port of the plug is unable to communicate with the threaded portions of the lateral bores or exteriorly of the sensor base structure.

Claim 7

A sensor base structure for supporting high and low pressure sensors having autoclave connectors with autoclave end surfaces and having flow passages therein in communication with the autoclave end surfaces, which comprises: a manifold having a longitudinal passage therein in communication with the fluid pressure source and having a plurality of lateral bores extending therethrough and intersecting the longitudinal passage, each lateral bore having internally threaded portions at the opposite ends thereof adjacent the outer surfaces of the manifold such that one end of each lateral bore threadably receives the autoclave connector of either the high or low pressure sensor; a cylindrical plug having an externally threaded end portion which is threadably received in the other end of each lateral bore opposite the end receiving the pressure sensors, the plug having a reciprocal autoclave connector on the other end of the plug with a reciprocal autoclave end surface facing the autoclave end surface of the pressure sensor so that upon rotation of either the plug or pressure sensor establishing contact between the respective autocalve end surfaces a high pressure metal-to-metal seal is obtained, the plug including a peripheral annular groove intermediate the externally threaded portion and the autoclave end surface and a radially extending cross port communicating with the annular groove and positioned in fluid communication with the longitudinal passage of the manifold, and further including an axial bore intersecting the cross port and opening to the autoclave end surface of the plug to provide fluid communication from the fluid pressure source, through the sensor base structure, to the high and low pressure sensors, thereby, providing a metal-to-metal autoclave connection which is readily obtainable at preselected rotational orientation of the high and low pressure sensors relative to the sensor base structure; and sealing means provided on the plug on opposite sides of the annular groove for sealing between the plug and lateral bore so that pressurized fluid from the fluid pressure source, longitudinal passage of the manifold, or cross port of the plug is unable to communicate with the threaded portions of the lateral bores or exteriorly of the sensor base structure.

Claim 8

A sensor base structure as set forth in claim 5, in which the sealing means comprises a pair of peripheral seal grooves located around the exterior of the plug and positioned on opposite sides of the peripheral annular groove, the seal grooves each having an O-ring and back-up ring mounted therein to provide a high pressure seal between the plug and lateral bore of the sensor base structure.

Claim 9

A sensor base structure for supporting high and low pressure sensors each having inlet and outlet side ports and including an autoclave connector on one end with an autoclave end surface, the pressure sensors having a central passage therein communicating with the autoclave end surface and adapted to be placed in communication with the sensor base structure and a fluid pressure source, which comprises: a manifold having a longitudinal passage therein in communication with the fluid pressure source and having a plurality of lateral bores extending therethrough and intersecting the longitudinal passage, each lateral bore having internally threaded portions at the opposite ends thereof adjacent the outer surfaces of the manifold such that one end of each lateral bore threadably receives the autoclave connector of either the high or low pressure sensor; a cylindrical plug having an externally threaded end portion which is threadably received in the other end of each lateral bore opposite the end receiving the pressure sensors, the plug having a reciprocal autoclave connector on the opposite end thereof with a reciprocal autoclave end surface facing the autoclave end surface of the pressure sensor so that upon rotation of either the plug or sensor establishing contact between the respective autoclave end surfaces a high pressure metal-to-metal seal is obtained, the plug including a peripheral annular groove intermediate the externally threaded portion and autoclave end surface and a radially extending cross port communicating with the annular groove and positioned in fluid communication with the longitudinal passage of the manifold, and further including an axial bore intersecting the cross port and opening to the autoclave end surface of the plug to provide fluid communication from the fluid pressure source, through the sensor base structure, to the high and low pressure sensors, thereby, providing a metal-to-metal autoclave connection which is readily obtainable at preselected rotational orientation of the high and low pressure sensors relative to each other and the sensor base to allow the inlet and outlet side ports of the respective pressure sensors to be aligned with axes in the same plane to simplify piping arrangements therebetween; and sealing means provided on the plug on opposite sides of the annular groove for sealing between the plug and lateral bore so that pressurized fluid in the longitudinal passage of the manifold or cross port of the plug is unable to communicate with the threaded portions of the lateral bores or exteriorly of the sensor base structure.

Claim 10

A sensor base structure for supporting high and low pressure sensors each having inlet and outlet side ports and including an autoclave connector on one end with an autoclave end surface, the pressure sensors having a central passage therein communicating with the autoclave end surface and adapted to be placed in communication with the sensor base structure and a fluid pressure source, which comprises: a manifold having a longitudinal passage therein in communication with the fluid pressure source and having a plurality of lateral bores extending therethrough and intersecting the longitudinal passage, each lateral bore having internally threaded portions at the opposite ends thereof adjacent the outer surfaces of the manifold such that one end of each lateral bore threadably receives the autoclave connector of either the high or low pressure sensor; a cylindrical plug having an externally threaded end portion which is threadably received in the other end of each lateral bore opposite the end receiving the pressure sensors, the plug having a reciprocal autoclave connector on the opposite end thereof with a reciprocal autoclave end surface facing the autoclave end surface of the pressure sensor so that upon rotation of either the plug or sensor establishing contact between the respective autoclave end surfaces a high pressure metal-to-metal seal is obtained, the plug including a peripheral annular groove intermediate the externally threaded portion and autoclave end surface and a radially extending cross port communicating with the annular groove and positioned in fluid communication with the longitudinal passage of the manifold, and further including an axial bore intersecting the cross port and opening to the autoclave end surface of the plug to provide fluid communication from the fluid pressure source, through the sensor base structure, to the high and low pressure sensors, thereby, providing a metal-to-metal autoclave connection which is readily obtainable at preselected rotational orientation of the high and low pressure sensors relative to each other and the sensor base to allow the inlet and outlet side ports of the respective pressure sensors to be aligned with axes in the same plane to simplify piping arrangements therebetween; and sealing means provided on the plug on opposite sides of the annular groove for sealing between the plug and lateral bore so that pressurized fluid in the longitudinal passage of the manifold or cross port of the plug is unable to communicate with the threaded portions of the lateral bores or exteriorly of the sensor base structure.

Claim 11

A sensor base structure as set forth in claim 7, in which the sealing means comprises a pair of peripheral seal grooves located around the exterior of the plug and positioned on opposite sides of the peripheral annular groove, the seal grooves each receiving an O-ring and back-up ring therein to provide a high pressure seal between the plug and lateral bore of the sensor base structure.