US3356032A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic circuit
Assignee: Emerson Electric Co
•
Filing: 1966-01-13
•
Granted: 1967-12-05
•
Expires: 1986-01-13
Abstract
No abstract record available.
Inventors
- 👤 Eugene A Roeske
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:49
CPC Classifications
F; F04; F04C; F04C15/00; F04C15/06; F04C15/062; F04C14/00; F04C14/24; F04C14/26; F23; F23K; F23K5/00; F23K5/02; F23K5/14; F23K5/142
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
A HYDRAULIC SYSTEM COMPRISING A ROTARY PUMP HAVING AN INTAKE MANIFOLD, A DISCHARGE MANIFOLD, A LAND BETWEEN SAID INTAKE AND DISCHARGE MANIFOLDS, A LAND BETWEEN SAID DISCHARGE AND INTAKE MANIFOLDS AND ROTATING MEANS CONTIGUOUS THE SAID MANIFOLDS AND LANDS FOR DEFINING UNDULATING CAVITIES IN A FIXED PATTERN, A CONDUIT OPENING AT ONE END INTO THE PATH OF SAID CAVITIES THROUGH THE FACE CONTIGUOUS THE ROTATING MEANS OF THE LAND BETWEEN THE INTAKE AND DISCHRAGE MANIFOLDS AND COMMUNICATING AT ITS OTHER END MEDIATELY WITH THE DISCHARGE MANIFOLD, AND AN ORIFICE COMMUNICATING AT ONE END WITH SAID CONDUIT AND AT ITS OTHER WITH SAID INTAKE MANIFOLD, SAID ORIFICE COM-
Claim 2
Dependent Claim
107 words
A HYDRAULIC SYSTEM COMPRISING A ROTARY PUMP HAVING AN INTAKE MANIFOLD, A DISCHARGE MANIFOLD, A LAND BETWEEN SAID INTAKE AND DISCHARGE MANIFOLDS, A LAND BETWEEN SAID DISCHARGE AND INTAKE MANIFOLDS AND ROTATING MEANS CONTIGUOUS THE SAID MANIFOLDS AND LANDS FOR DEFINING UNDULATING CAVITIES IN A FIXED PATTERN, A CONDUIT OPENING AT ONE END INTO THE PATH OF SAID CAVITIES THROUGH THE FACE CONTIGUOUS THE ROTATING MEANS OF THE LAND BETWEEN THE INTAKE AND DISCHRAGE MANIFOLDS AND COMMUNICATING AT ITS OTHER END MEDIATELY WITH THE DISCHARGE MANIFOLD, AND AN ORIFICE COMMUNICATING AT ONE END WITH SAID CONDUIT AND AT ITS OTHER WITH SAID INTAKE MANIFOLD, SAID ORIFICE COM-
References Cited (Backward Citations)
US2649739A
Cited
US2820416A
Cited
US2805628A
Cited
US2898862A
Cited
US2956506A
Cited
US3002461A
Cited
US3025802A
Cited
US2956512A
Cited
US3174408A
Cited
US3237566A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-04 | 1971-06-05 | 1971-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-04 | 1975-06-05 | 1975-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-04 | 1979-06-05 | 1979-12-05 | $7700.00 | Window Closed / Lapsed |