ATE58956T1 - SYSTEM FOR EVALUATION OF THE PERFORMANCE CONDITIONS OF A VALVE AND VALVE ACTUATOR COMBINATION AND SENSOR FOR MEASURING FORCES ON A VALVE STEM. - Google Patents

SYSTEM FOR EVALUATION OF THE PERFORMANCE CONDITIONS OF A VALVE AND VALVE ACTUATOR COMBINATION AND SENSOR FOR MEASURING FORCES ON A VALVE STEM.

Info

Publication number
ATE58956T1
ATE58956T1 AT88113032T AT88113032T ATE58956T1 AT E58956 T1 ATE58956 T1 AT E58956T1 AT 88113032 T AT88113032 T AT 88113032T AT 88113032 T AT88113032 T AT 88113032T AT E58956 T1 ATE58956 T1 AT E58956T1
Authority
AT
Austria
Prior art keywords
valve
evaluation
sensor
performance conditions
measuring forces
Prior art date
Application number
AT88113032T
Other languages
German (de)
Inventor
Robert L Leon
Original Assignee
Liberty Tech Center
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US07/087,541 external-priority patent/US4805451A/en
Priority claimed from US07/185,210 external-priority patent/US4879901A/en
Application filed by Liberty Tech Center filed Critical Liberty Tech Center
Application granted granted Critical
Publication of ATE58956T1 publication Critical patent/ATE58956T1/en

Links

AT88113032T 1987-08-20 1988-08-11 SYSTEM FOR EVALUATION OF THE PERFORMANCE CONDITIONS OF A VALVE AND VALVE ACTUATOR COMBINATION AND SENSOR FOR MEASURING FORCES ON A VALVE STEM. ATE58956T1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US07/087,541 US4805451A (en) 1987-08-20 1987-08-20 System for evaluating the condition and performance of a valve and valve operator combination
US07/185,210 US4879901A (en) 1987-08-20 1988-04-22 System for evaluating the condition and performance of a valve and valve operator combination
EP88113032A EP0303964B1 (en) 1987-08-20 1988-08-11 System for evaluating the condition and performance of a valve and valve operator combination and sensor for measuring forces on a valve stem

Publications (1)

Publication Number Publication Date
ATE58956T1 true ATE58956T1 (en) 1990-12-15

Family

ID=27231284

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88113032T ATE58956T1 (en) 1987-08-20 1988-08-11 SYSTEM FOR EVALUATION OF THE PERFORMANCE CONDITIONS OF A VALVE AND VALVE ACTUATOR COMBINATION AND SENSOR FOR MEASURING FORCES ON A VALVE STEM.

Country Status (1)

Country Link
AT (1) ATE58956T1 (en)

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Legal Events

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