Patent US3298316A successfully refreshed from Google Patents.
US3298316A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Remote adjustment for pressure compensated pump setting
Assignee: Individual
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Filing: 1964-04-06
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Granted: 1967-01-17
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Expires: 1984-04-06
Abstract
No abstract record available.
Inventors
- 👤 Budzich Tadeusz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:23
CPC Classifications
F; F04; F04B; F04B49/00; F04B49/08; F04B1/00; F04B1/12; F04B1/26; F04B1/30; F04B1/32; F04B1/324
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
137 words
IN A FLUID PRESSURE ENERGY TRANSLATING DEVICE HAVING A PUMPING MECHANISM, FLOW CHANGING MEANS ARRANGED TO VARY THE CAPACITY OF SAID PUMPING MECHANISM, MEANS BIASING SAID FLOW CHANGING MEANS TOWARD A POSITION OF MAXIMUM FLOW, FLUID ACTUATING MEANS DISPOSED TO URGE SAID FLOW CHANGING MEANS TOWARD A POSITION OF MINIMUM FLOW, PRESSURE RESPONSIVE CONTROL MEANS OPERATIONALLY INTERCONNECTED WITH SAID FLUID ACTUATING MEANS TO VARY THE CAPACITY OF SAID FLOW CHANGING MEANS TO MAINTAIN A RELATIVELY CONSTANT CONTROL DISCHARGE PRESSURE OF THE DEVICE, ADJUSTING MEANS TO VARY THE CONTROLLED PRESSURE LEVEL OF SAID PRESSURE RESPONSIVE CONTROL MEANS, MEANS TO ACTUATE SAID ADJUSTING MEANS, AND PRESSURE BALANCING MEANS INTERPOSED BETWEEN SAID ADJUSTING MEANS AND SAID MEANS TO ACTUATE SAID ADJUSTING MEANS FOR BALANCING THE REACTION FORCES OF SAID ADJUSTING MEANS AND ISOLATING SAID REACTION FORCES FROM SAID ADJUSTING MEANS.
Claim 2
Dependent Claim
137 words
IN A FLUID PRESSURE ENERGY TRANSLATING DEVICE HAVING A PUMPING MECHANISM, FLOW CHANGING MEANS ARRANGED TO VARY THE CAPACITY OF SAID PUMPING MECHANISM, MEANS BIASING SAID FLOW CHANGING MEANS TOWARD A POSITION OF MAXIMUM FLOW, FLUID ACTUATING MEANS DISPOSED TO URGE SAID FLOW CHANGING MEANS TOWARD A POSITION OF MINIMUM FLOW, PRESSURE RESPONSIVE CONTROL MEANS OPERATIONALLY INTERCONNECTED WITH SAID FLUID ACTUATING MEANS TO VARY THE CAPACITY OF SAID FLOW CHANGING MEANS TO MAINTAIN A RELATIVELY CONSTANT CONTROL DISCHARGE PRESSURE OF THE DEVICE, ADJUSTING MEANS TO VARY THE CONTROLLED PRESSURE LEVEL OF SAID PRESSURE RESPONSIVE CONTROL MEANS, MEANS TO ACTUATE SAID ADJUSTING MEANS, AND PRESSURE BALANCING MEANS INTERPOSED BETWEEN SAID ADJUSTING MEANS AND SAID MEANS TO ACTUATE SAID ADJUSTING MEANS FOR BALANCING THE REACTION FORCES OF SAID ADJUSTING MEANS AND ISOLATING SAID REACTION FORCES FROM SAID ADJUSTING MEANS.
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) | 1970-01-16 | 1970-07-18 | 1971-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-16 | 1974-07-18 | 1975-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-16 | 1978-07-18 | 1979-01-17 | $7700.00 | Window Closed / Lapsed |