US3359916A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid control structure
Assignee: Individual
•
Filing: 1965-10-24
•
Granted: 1967-12-26
•
Expires: 1985-10-24
Abstract
No abstract record available.
Inventors
- 👤 Joe B Houston
- 👤 Harvey H Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:30
CPC Classifications
F; F01; F01L; F01L25/00; F01L25/08; F04; F04B; F04B43/00; F04B43/08; F04B43/10; F04B43/113
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
A PUMP FOR FORCEFULLY DISPLACING PUMPAGE, BETWEEN AN INTAKE AND AN OUTLET DURING CYCLIC LOADING AND EXHAUSTING OPERATIONS, COMPRISING: A HOUSING MEANS DEFINING A CLOSED CHAMBER; A FLEXIBLE DUCT MEMBER POSITIONED IN SAID CHAMBER WHEREBY TO RECEIVE PUMPAGE FROM SAID INTAKE; CYCLIC-OPERATING MEANS FOR INITIALLY COLLAPSING ONE PORTION OF SAID DUCT WITHIN SAID CHAMBER, CONTIGUOUS TO SAID INTAKE WHEREBY TO INITIATE AN EXHAUST FLOW FROM SAID DUCT MEMBER; AND CYLIC-OPERATING MEANS FOR VARYING THE FLUID PRESSURE WITHIN SAID HOUSING WHEREBY TO PROVIDE A FLUID PRESSURE TO ALTERNATELY COLLAPSE AND RELEASE THE MAJOR OTHER PORTION OF SAID FLEXIBLE DUCT WHEREBY TO FORCE SAID PUMPAGE OUT OF SAID OUTLET.
Claim 2
Dependent Claim
107 words
A PUMP FOR FORCEFULLY DISPLACING PUMPAGE, BETWEEN AN INTAKE AND AN OUTLET DURING CYCLIC LOADING AND EXHAUSTING OPERATIONS, COMPRISING: A HOUSING MEANS DEFINING A CLOSED CHAMBER; A FLEXIBLE DUCT MEMBER POSITIONED IN SAID CHAMBER WHEREBY TO RECEIVE PUMPAGE FROM SAID INTAKE; CYCLIC-OPERATING MEANS FOR INITIALLY COLLAPSING ONE PORTION OF SAID DUCT WITHIN SAID CHAMBER, CONTIGUOUS TO SAID INTAKE WHEREBY TO INITIATE AN EXHAUST FLOW FROM SAID DUCT MEMBER; AND CYLIC-OPERATING MEANS FOR VARYING THE FLUID PRESSURE WITHIN SAID HOUSING WHEREBY TO PROVIDE A FLUID PRESSURE TO ALTERNATELY COLLAPSE AND RELEASE THE MAJOR OTHER PORTION OF SAID FLEXIBLE DUCT WHEREBY TO FORCE SAID PUMPAGE OUT OF SAID OUTLET.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-25 | 1971-06-26 | 1971-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-25 | 1975-06-26 | 1975-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-25 | 1979-06-26 | 1979-12-26 | $7700.00 | Window Closed / Lapsed |