US3087643A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pierceable diaphragm and cutter fluid control arrangement
Assignee: SPACE TECHNOLOGY LAB Inc
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Filing: 1960-06-13
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Granted: 1963-04-30
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Expires: 1980-06-13
Abstract
No abstract record available.
Inventors
- 👤 Johannes R Smirra
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:56
CPC Classifications
F; F16; F16K; F16K13/00; F16K13/04; Y; Y10; Y10T; Y10T137/00; Y10T137/1624; Y10T137/1632; Y10T137/1692; Y10T137/1744; Y10T137/1759; Y10T137/1767
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
A FLUID CONTROL ARRANGEMENT COMPRISING: WALLS DEFINING A PASSAGEWAY FOR A FLUID; A PREFORMED DIAPHRAGM HAVING A PERIPHERAL PORTION AND LOCATED IN SEALING RELATIONSHIP WITH SAID PASSAGEWAY FOR PREVENTING THE FLUID FROM MOVING; SAID PREFORMED DIAPHRAGM BEING SCORED IN LOCATIONS ADJACENT PORTIONS OF THE DIAPHRAGM SUBJECTED TO CUTTING, THEREBY CONTRIBUTING TO THE FOLDING OF CUT PORTIONS OF SAID DIAPHRAGM; A MOVABLE CUTTING TOOL MOUNTED FOR PIERCING AND CUTTING SAID DIAPHRAGM ALONG REGIONS EXTENDING IN DIRECTIONS TO INTERSECT SAID SCORING WHEREBY THE CUT PORTIONS OF SAID DIAPHRAGM ARE FOLDED BACK ALONG SAID SCORING IN THE DIRECTION OF FLUID MOVEMENT WITHOUT TEARING AND REMAIN ATTACHED TO THE DIAPHRAGM; AND MEANS
Claim 2
Dependent Claim
108 words
A FLUID CONTROL ARRANGEMENT COMPRISING: WALLS DEFINING A PASSAGEWAY FOR A FLUID; A PREFORMED DIAPHRAGM HAVING A PERIPHERAL PORTION AND LOCATED IN SEALING RELATIONSHIP WITH SAID PASSAGEWAY FOR PREVENTING THE FLUID FROM MOVING; SAID PREFORMED DIAPHRAGM BEING SCORED IN LOCATIONS ADJACENT PORTIONS OF THE DIAPHRAGM SUBJECTED TO CUTTING, THEREBY CONTRIBUTING TO THE FOLDING OF CUT PORTIONS OF SAID DIAPHRAGM; A MOVABLE CUTTING TOOL MOUNTED FOR PIERCING AND CUTTING SAID DIAPHRAGM ALONG REGIONS EXTENDING IN DIRECTIONS TO INTERSECT SAID SCORING WHEREBY THE CUT PORTIONS OF SAID DIAPHRAGM ARE FOLDED BACK ALONG SAID SCORING IN THE DIRECTION OF FLUID MOVEMENT WITHOUT TEARING AND REMAIN ATTACHED TO THE DIAPHRAGM; AND MEANS
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) | 1966-04-29 | 1966-10-29 | 1967-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-29 | 1970-10-29 | 1971-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-29 | 1974-10-29 | 1975-04-30 | $7700.00 | Window Closed / Lapsed |