US3191618A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Curved seat reed valve
Assignee: Individual
•
Filing: 1962-10-29
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Granted: 1965-06-29
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Expires: 1982-10-29
Abstract
No abstract record available.
Inventors
- 👤 Carrol D Mckim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:05
CPC Classifications
F; F02; F02M; F02M35/00; F02M35/10; F02M35/1015; F02M35/1019; F01; F01L; F01L3/00; F01L3/20; F01L3/205; F02M35/10242; F02M35/10275; F16; F16K; F16K15/00; F16K15/14; F16K15/16; F16K2200/00; F16K2200/20; F16K2200/203; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7859; Y10T137/7879; Y10T137/7888; Y10T137/7891; Y10T29/00; Y10T29/49; Y10T29/49405; Y10T29/49412
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
169 words
A REED VALVE COMPRISING: A VALVE REED OF THIN, NORMALLY FLAT, SINGLE THICKNESS, SPRINGLY, SHEET MATERIAL, WHICH, WHEN RELIEVED OF EXTERNAL STRESSES WILL LIE FLAT, BUT WHICH IS FLEXED LENGTHWISE THEREOF TO DEFINE A CURVE DETERMINED BY THE NORMAL FLEXURE OF THE REED WHEN THE LATTER IS FIXEDLY HELD AT ONE END THEREOF; AND THE OTHER END THEREOF IS OFFSET LATERALLY AND WITHOUT TORQUE A SELECTED DISTANCE FROM A PLANE TANGENT TO THE FIXEDLY HELD END OF THE REED WHEN SO HELD BY A FORCE APPLIED TRANSVERSELY TO THE OTHER END OF THE REED, A VALVE SEAT HAVING A VALVE OPENING THEREIN AND CURVED TO CONFORM TO THE CONVEX SIDE OF THE THUS FLEXED VALVE REED, A VALVE MOUNTING SURFACE CO-EXTENSIVE WITH THE VALVE SEAT AND LATERALLY ADJACENT THE VALVE OPENING THEREIN, AND MEANS FIXEDLY SECURING SUCH FIXEDLY HELD END OF THE VALVE REED ONTO THE VALVE MOUNTING SURFACE, THEREBY FIXING THE NORMALLY FLAT VALVE REED INTO CONFORMING RELATION WITH THE VALVE SEAT THROUGHOUT THE LENGTH OF THE REED.
Claim 2
Dependent Claim
169 words
A REED VALVE COMPRISING: A VALVE REED OF THIN, NORMALLY FLAT, SINGLE THICKNESS, SPRINGLY, SHEET MATERIAL, WHICH, WHEN RELIEVED OF EXTERNAL STRESSES WILL LIE FLAT, BUT WHICH IS FLEXED LENGTHWISE THEREOF TO DEFINE A CURVE DETERMINED BY THE NORMAL FLEXURE OF THE REED WHEN THE LATTER IS FIXEDLY HELD AT ONE END THEREOF; AND THE OTHER END THEREOF IS OFFSET LATERALLY AND WITHOUT TORQUE A SELECTED DISTANCE FROM A PLANE TANGENT TO THE FIXEDLY HELD END OF THE REED WHEN SO HELD BY A FORCE APPLIED TRANSVERSELY TO THE OTHER END OF THE REED, A VALVE SEAT HAVING A VALVE OPENING THEREIN AND CURVED TO CONFORM TO THE CONVEX SIDE OF THE THUS FLEXED VALVE REED, A VALVE MOUNTING SURFACE CO-EXTENSIVE WITH THE VALVE SEAT AND LATERALLY ADJACENT THE VALVE OPENING THEREIN, AND MEANS FIXEDLY SECURING SUCH FIXEDLY HELD END OF THE VALVE REED ONTO THE VALVE MOUNTING SURFACE, THEREBY FIXING THE NORMALLY FLAT VALVE REED INTO CONFORMING RELATION WITH THE VALVE SEAT THROUGHOUT THE LENGTH OF THE REED.
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) | 1968-06-28 | 1968-12-28 | 1969-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-28 | 1972-12-28 | 1973-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-28 | 1976-12-28 | 1977-06-29 | $7700.00 | Window Closed / Lapsed |