US3335755A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High-speed penumatic switch
Assignee: International Business Machines Corp
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Filing: 1965-10-15
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Granted: 1967-08-15
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Expires: 1985-10-15
Abstract
No abstract record available.
Inventors
- 👤 Thomas J Harris
- 👤 Jesse I Aweida
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:24
CPC Classifications
F; F15; F15B; F15B21/00; F15B21/08; F15B13/00; F16; F16K; F16K31/00; F16K31/02; G; G06; G06K; G06K13/00; G06K13/18; G06K13/20; H; H03; H03K; H03K17/00; H03K17/51; H03K17/56; H03K17/60; H03K17/64; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86389; Y10T137/86405; Y10T137/86421; Y10T137/87571; Y10T137/87676; Y10T137/87684; Y10T137/87692; Y10T137/87917; Y10T137/87981
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
178 words
A SYSTEM FOR CONTROLLING FLOW THROUGH A PLURALITY OF PIPELINES COMPRISING: INLET AND OUTLET ORIFICES FOR EACH PIPELINE; AND RECIPROCATING ELEMENTS IN SERIES BETWEEN SAID ORIFICES, SAID ELEMENTS ADAPTED TO OSCILLATE BOTH IN PHASE AND OUT OF PHASE WITH RESPECT TO EACH OTHER PAST SAID ORIFICES; SAID ELEMENTS AND PIPELINES HAVING OPENINGS THEREIN LOCATED WITH RESPECT TO EACH OTHER SUCH THAT WHEN SAID ELEMENTS ARE OSCILLATING IN PHASE, AT LEAST ONE OF SAID PIPELINES IS OPENED IN EACH EXTREMITY OF OPERATION OF SAID ELEMENTS AND REMAINS OPEN DURING THE OSCILLATION EXCEPT FOR A BRIEF PERIOD INTERMEDIATE THE OSCILLATION, WHILE ANOTHER OF THE PIPELINES REMAINS CLOSED DURING THE ENTIRE OSCILLATION, AND WHEN SAID ELEMENT ARE OSCILLATING OUT OF PHASE, THE FIRST-MEMTIONED PIPELINE REMAINS CLOSED DURING THE ENTIRE OSCILLATION WHILE SAID OTHER ONE OF SAID PIPELINES IS OPENED IN EACH EXTREMITY OF OPERATION AND REMAINS OPEN DURING THE OSCILLATION EXCEPT FOR A BRIEF PERIOD INTERMEDIATE THE OSCILLATION, TO THEREBY PERMIT OR IMPEDE THE FLOW OF THE FLUID THROUGH SAID PIPELINE, DEPENDING UPON THE RELATIVE PHASE OF RECIPROCATION OF SAID ELEMENTS.
Claim 2
Independent Claim
178 words
A SYSTEM FOR CONTROLLING FLOW THROUGH A PLURALITY OF PIPELINES COMPRISING: INLET AND OUTLET ORIFICES FOR EACH PIPELINE; AND RECIPROCATING ELEMENTS IN SERIES BETWEEN SAID ORIFICES, SAID ELEMENTS ADAPTED TO OSCILLATE BOTH IN PHASE AND OUT OF PHASE WITH RESPECT TO EACH OTHER PAST SAID ORIFICES; SAID ELEMENTS AND PIPELINES HAVING OPENINGS THEREIN LOCATED WITH RESPECT TO EACH OTHER SUCH THAT WHEN SAID ELEMENTS ARE OSCILLATING IN PHASE, AT LEAST ONE OF SAID PIPELINES IS OPENED IN EACH EXTREMITY OF OPERATION OF SAID ELEMENTS AND REMAINS OPEN DURING THE OSCILLATION EXCEPT FOR A BRIEF PERIOD INTERMEDIATE THE OSCILLATION, WHILE ANOTHER OF THE PIPELINES REMAINS CLOSED DURING THE ENTIRE OSCILLATION, AND WHEN SAID ELEMENT ARE OSCILLATING OUT OF PHASE, THE FIRST-MEMTIONED PIPELINE REMAINS CLOSED DURING THE ENTIRE OSCILLATION WHILE SAID OTHER ONE OF SAID PIPELINES IS OPENED IN EACH EXTREMITY OF OPERATION AND REMAINS OPEN DURING THE OSCILLATION EXCEPT FOR A BRIEF PERIOD INTERMEDIATE THE OSCILLATION, TO THEREBY PERMIT OR IMPEDE THE FLOW OF THE FLUID THROUGH SAID PIPELINE, DEPENDING UPON THE RELATIVE PHASE OF RECIPROCATION OF SAID ELEMENTS.
References Cited (Backward Citations)
US2800885A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-14 | 1971-02-13 | 1971-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-14 | 1975-02-13 | 1975-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-14 | 1979-02-13 | 1979-08-15 | $7700.00 | Window Closed / Lapsed |