US3187641A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diaphragm
Assignee: Schneider Electric Systems USA Inc
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Filing: 1962-05-23
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Granted: 1965-06-08
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Expires: 1982-05-23
Abstract
No abstract record available.
Inventors
- 👤 Hoel L Bowditch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 02:21
CPC Classifications
G; G01; G01L; G01L7/00; G01L7/02; G01L7/08; G01L7/082; F; F16; F16J; F16J3/00; F16J3/02; G01L9/00; G01L9/0041; G01L9/0042; G01L9/0044
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
IN A DIAPHRAGM COMPRISING AN OUTER FLANGE PART AND AN INNER PART TO BE DEFLECTED RELATIVE TO SAID OUTER PART, SAID DIAPHRAGM INCLUDING AN ARC-SHAPED FLEXIBLE ELEMENT JOINING SAID INNER AND OUTER PARTS; SAID FLEXIBLE ELEMENT BEING FORMED WITH A GROOVE-LIKE CURROUGATION EXTENDING TRANSVERSELY BETWEEN SAID PARTS AND PROVIDING AN OFFSET BETWEEN SAID INNER PART AND THE PLANE OF SAID OUTER FLANGE PART WHEN THE DIAPHRAGM IS IN ITS RELAXED STATE; MEANS
Claim 2
Dependent Claim
72 words
IN A DIAPHRAGM COMPRISING AN OUTER FLANGE PART AND AN INNER PART TO BE DEFLECTED RELATIVE TO SAID OUTER PART, SAID DIAPHRAGM INCLUDING AN ARC-SHAPED FLEXIBLE ELEMENT JOINING SAID INNER AND OUTER PARTS; SAID FLEXIBLE ELEMENT BEING FORMED WITH A GROOVE-LIKE CURROUGATION EXTENDING TRANSVERSELY BETWEEN SAID PARTS AND PROVIDING AN OFFSET BETWEEN SAID INNER PART AND THE PLANE OF SAID OUTER FLANGE PART WHEN THE DIAPHRAGM IS IN ITS RELAXED STATE; MEANS
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) | 1968-06-07 | 1968-12-07 | 1969-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-07 | 1972-12-07 | 1973-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-07 | 1976-12-07 | 1977-06-08 | $7700.00 | Window Closed / Lapsed |