US3163985A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic energy storage system
Assignee: Individual
•
Filing: 1962-07-31
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Granted: 1965-01-05
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Expires: 1982-07-31
Abstract
No abstract record available.
Inventors
- 👤 John V Bouyoucos
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:35
CPC Classifications
F; F15; F15B; F15B1/00; F15B1/02; Y; Y10; Y10T; Y10T137/00; Y10T137/1842; Y10T137/2036
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
IN A HYDRAULIC ENERGY STORAGE SYSTEM FOR SUPPLYING HYDRAULIC FLOW ENERGY TO A LOAD HAVING HIGH AND LOW PRESSURE TERMINALS UPON PASSAGE OF A FLUID THROUGH SAID LOAD, A FLUID MEDIUM OF RELATIVELY LARGE VOLUME, MEANS FOR HYDRAULICALLY COUPLING SAID HIGH PRESSURE TERMINAL TO SAID FLUID MEDIUM IN A REGION OF HIGH PRESSURE ESTABLISHED AT A PREDETERMINED DEPTH WITHIN SAID FLUID MEDIUM OF RELATIVELY LARGE VOLUME, AND A LOW PRESSURE RESERVOIR COUPLED TO SAID LOW PRESSURE TERMINAL FOR RECEIVING SAID FLUID FROM SAID LOAD.
Claim 2
Dependent Claim
84 words
IN A HYDRAULIC ENERGY STORAGE SYSTEM FOR SUPPLYING HYDRAULIC FLOW ENERGY TO A LOAD HAVING HIGH AND LOW PRESSURE TERMINALS UPON PASSAGE OF A FLUID THROUGH SAID LOAD, A FLUID MEDIUM OF RELATIVELY LARGE VOLUME, MEANS FOR HYDRAULICALLY COUPLING SAID HIGH PRESSURE TERMINAL TO SAID FLUID MEDIUM IN A REGION OF HIGH PRESSURE ESTABLISHED AT A PREDETERMINED DEPTH WITHIN SAID FLUID MEDIUM OF RELATIVELY LARGE VOLUME, AND A LOW PRESSURE RESERVOIR COUPLED TO SAID LOW PRESSURE TERMINAL FOR RECEIVING SAID FLUID FROM SAID LOAD.
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) | 1968-01-05 | 1968-07-06 | 1969-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-05 | 1972-07-06 | 1973-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-05 | 1976-07-06 | 1977-01-05 | $7700.00 | Window Closed / Lapsed |