US3258985A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control apparatus for valve actuator
Assignee: Jordan Controls Inc
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Filing: 1964-03-23
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Granted: 1966-07-05
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Expires: 1984-03-23
Abstract
No abstract record available.
Inventors
- 👤 Charles E Jordan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:35
CPC Classifications
H; H02; H02K; H02K7/00; H02K7/06; F; F16; F16H; F16H25/00; F16H25/18; F16H25/20; F16K; F16K31/00; F16K31/02; F16K31/04; F16K31/047; F16H2025/2062; F16H2025/2068; F16H2025/2081; H02K26/00; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/18576; Y10T74/18688; Y10T74/18696; Y10T74/19; Y10T74/19535
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
AN APPARATUS FOR CONTROLLING THE MOVEMENT OF A LINEAR MOVING ELEMENT, COMPRISING A LINEAR MOVING OUTPUT MEMBER CONNECTED TO THE ELEMENT TO BE CONTROLLED, RESILIENT MEANS OPERABLY CONNECTED TO THE OUTPUT MEMBER FOR URGING THE OUTPUT MEMBER IN ONE DIRECTION, VARIABLE TORQUE MEANS FOR PRODUCING AN OUTPUT TORQUE, AND MEANS INTERCONNECTING THE VARIABLE TORQUE MEANS AND THE OUTPUT MEMBER FOR CONVERTING ROTATIONAL MOVEMENT OF THE VARIABLE TORQUE MEANS TO LINEAR MOVEMENT IN SAID OUTPUT MEMBER AND IN THE OPPOSITE DIRECTION TO THE DIRECTION WHICH SAID RESILIENT MEANS IS URGING SAID OUTPUT MEMBER, WHEREBY OUTPUT TORQUE OF THE VARIABLE TORQUE MEANS OPPOSES THE FORCE OF SAID RESILIENT MEANS AND A GIVEN OUTPUT TORQUE WILL BE BALANCED BY A COMPRESSION OF SAID RESILIENT MEMBER TO HOLD THE ELEMENT AT A GIVEN POSITION.
Claim 2
Independent Claim
130 words
AN APPARATUS FOR CONTROLLING THE MOVEMENT OF A LINEAR MOVING ELEMENT, COMPRISING A LINEAR MOVING OUTPUT MEMBER CONNECTED TO THE ELEMENT TO BE CONTROLLED, RESILIENT MEANS OPERABLY CONNECTED TO THE OUTPUT MEMBER FOR URGING THE OUTPUT MEMBER IN ONE DIRECTION, VARIABLE TORQUE MEANS FOR PRODUCING AN OUTPUT TORQUE, AND MEANS INTERCONNECTING THE VARIABLE TORQUE MEANS AND THE OUTPUT MEMBER FOR CONVERTING ROTATIONAL MOVEMENT OF THE VARIABLE TORQUE MEANS TO LINEAR MOVEMENT IN SAID OUTPUT MEMBER AND IN THE OPPOSITE DIRECTION TO THE DIRECTION WHICH SAID RESILIENT MEANS IS URGING SAID OUTPUT MEMBER, WHEREBY OUTPUT TORQUE OF THE VARIABLE TORQUE MEANS OPPOSES THE FORCE OF SAID RESILIENT MEANS AND A GIVEN OUTPUT TORQUE WILL BE BALANCED BY A COMPRESSION OF SAID RESILIENT MEMBER TO HOLD THE ELEMENT AT A GIVEN POSITION.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-04 | 1970-01-03 | 1970-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-04 | 1974-01-03 | 1974-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-04 | 1978-01-03 | 1978-07-05 | $7700.00 | Window Closed / Lapsed |