Stephen R. Foster

Person

New Orleans, LA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Actuator having Belleville washer configuration operating in concer...
- Patent number 4,523,516
- Issue date Jun 18, 1985
- Baker Cac, Inc.
- Stephen R. Foster
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Actuator having Belleville washer configuration operating in concer...
- Patent number 4,445,424
- Issue date May 1, 1984
- Baker Cac, Inc.
- Stephen R. Foster
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Valve actuator having a continuously charged accumulator
- Patent number 4,349,175
- Issue date Sep 14, 1982
- Baker Cac, Inc.
- Neil H. Akkerman
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Actuator mechanism for a rotary valve or the like
- Patent number 4,325,535
- Issue date Apr 20, 1982
- Baker Cac, Inc.
- Stephen R. Foster
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Flow line monitor pilot valve assembly
- Patent number 4,279,272
- Issue date Jul 21, 1981
- Baker Cac, Inc.
- Neil H. Akkerman
- E21 - EARTH DRILLING MINING
Information Patent Grant
Actuator for converting linear to rotary motion
- Patent number 4,225,110
- Issue date Sep 30, 1980
- Baker GAC Inc.
- Neil H. Akkerman
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Flow line monitor pilot valve assembly
- Patent number 4,160,463
- Issue date Jul 10, 1979
- Baker Cac, Inc.
- Neil H. Akkerman
- E21 - EARTH DRILLING MINING
Information Patent Grant
Quick disengaging valve actuator
- Patent number 4,135,547
- Issue date Jan 23, 1979
- Baker International Corporation
- Neil H. Akkerman
- E21 - EARTH DRILLING MINING

Stephen R. Foster

Person

Patents Grantslast 30 patents

Actuator having Belleville washer configuration operating in concer...

Actuator having Belleville washer configuration operating in concer...

Valve actuator having a continuously charged accumulator

Actuator mechanism for a rotary valve or the like

Flow line monitor pilot valve assembly

Actuator for converting linear to rotary motion

Flow line monitor pilot valve assembly

Quick disengaging valve actuator