US3270776A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solenoid valve construction
Assignee: NUMATIC Inc
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Filing: 1965-06-10
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Granted: 1966-09-06
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Expires: 1985-06-10
Abstract
No abstract record available.
Inventors
- 👤 Carls William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:35
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/12; F16K31/42; F16K31/423; F16K31/426; F15; F15B; F15B13/00; F15B13/02; F15B13/04; F15B13/042; F15B13/043; F15B13/0431; F15B2013/002; F15B2013/006; F15B2013/0428; Y; Y10; Y10T; Y10T137/00; Y10T137/5109; Y10T137/5196; Y10T137/8593; Y10T137/86493; Y10T137/86574; Y10T137/86582; Y10T137/86614
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
FOR USE IN A MULTI-PURPOSE VALVE OF THE SPOOL AND SLEEVE TYPE: (A) A MAIN VALVE HOUSING WITH TWO END FACES HAVING A MAIN AXIAL BORE BETWEEN SAID FACES WITH SPACED PRESSURE, EXHAUST AND WORK PORTS AND PASSAGES EXTENDING FROM SAID PORTS LATERALLY OF SAID BORE TO A SURFACE OF SAID HOUSING, SAID HOUSING HAVING ALSO AN AXIAL PASSAGE EXTENDING BETWEEN SAID END FACES WITH A LATERAL PASSAGE CONNECTING SAID AXIAL PASSAGE AND A PRESSURE PORT AT SAID BORE, SAID HOUSING HAVING ALSO A SHORT AXIAL PASSAGE FROM EACH END FACE EXTENDING INWARDLY TO RESPECTIVE EXHAUST PASSAGES, AND (B) AND END HOUSING LOCATED RESPECTIVELY AT EACH END FACE OF SAID MAIN VALVE HOUSING, EACH END HOUSING HAVING A COMMON PASSAGE CONNECTING THE AXIAL PASSAGES OF SAID MAIN VALVE HOUSING TERMINATING RESPECTIVELY AT EACH END FACE.
Claim 2
Dependent Claim
135 words
FOR USE IN A MULTI-PURPOSE VALVE OF THE SPOOL AND SLEEVE TYPE: (A) A MAIN VALVE HOUSING WITH TWO END FACES HAVING A MAIN AXIAL BORE BETWEEN SAID FACES WITH SPACED PRESSURE, EXHAUST AND WORK PORTS AND PASSAGES EXTENDING FROM SAID PORTS LATERALLY OF SAID BORE TO A SURFACE OF SAID HOUSING, SAID HOUSING HAVING ALSO AN AXIAL PASSAGE EXTENDING BETWEEN SAID END FACES WITH A LATERAL PASSAGE CONNECTING SAID AXIAL PASSAGE AND A PRESSURE PORT AT SAID BORE, SAID HOUSING HAVING ALSO A SHORT AXIAL PASSAGE FROM EACH END FACE EXTENDING INWARDLY TO RESPECTIVE EXHAUST PASSAGES, AND (B) AND END HOUSING LOCATED RESPECTIVELY AT EACH END FACE OF SAID MAIN VALVE HOUSING, EACH END HOUSING HAVING A COMMON PASSAGE CONNECTING THE AXIAL PASSAGES OF SAID MAIN VALVE HOUSING TERMINATING RESPECTIVELY AT EACH END FACE.
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) | 1969-09-05 | 1970-03-07 | 1970-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-05 | 1974-03-07 | 1974-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-05 | 1978-03-07 | 1978-09-06 | $7700.00 | Window Closed / Lapsed |