US3225415A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Defect responsive apparatus
Assignee: EIDP Inc
•
Filing: 1964-08-28
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Granted: 1965-12-28
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Expires: 1984-08-28
Abstract
No abstract record available.
Inventors
- 👤 Stoveken Robert Ernest
- 👤 Talbott Graham Merriett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:02
CPC Classifications
D; D02; D02G; D02G1/00; D02G1/12; D02G1/125
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
A DEFECT RESPONSIVE DEVICE FOR USE WITH A CONTINUOUSLY TRAVELING SHAPED STRUCTURE COMPRISING CONTACT MEANS ADAPTED TO BEAR AGAINST AT LEAST ONE OF THE SAID STRUCTURE, THE SAID CONTACT MEANS BEING RECOILABLY MOUNTED; FIRST PRESSURE MEANS TO RETRACT THE SAID CONTACT MEANS UPON RECOIL; A FLEXIBLE DIAPHRAGM RESPONSIVE TO RECOIL OF THE SAID CONTACT MEANS; A SECOND PRESSURE MEANS TO VARY THE FLEXIBILITY OF THE SAID DIAPHRAGM; FIRST VALVE MEANS, RESPONSIVE TO THE FLEX OF THE SAID FLEXIBLE DIAPHRAGM, TO APPLY THE FIRST PRESSURE MEANS TO RETRACT THE SAID CONTACT MEANS UPON RECOIL; A SECOND VALVE MEANS, RESPONSIVE TO THE RECOIL MOTION OF THE SAID CONTACT MEANS, TO VARY THE SECOND PRESSURE MEANS WHEREBY FLEXIBILITY OF THE SAID DIAPHRAGM IS INCREASED ON RECOIL OF THE SAID CONTACT MEANS.
Claim 2
Dependent Claim
128 words
A DEFECT RESPONSIVE DEVICE FOR USE WITH A CONTINUOUSLY TRAVELING SHAPED STRUCTURE COMPRISING CONTACT MEANS ADAPTED TO BEAR AGAINST AT LEAST ONE OF THE SAID STRUCTURE, THE SAID CONTACT MEANS BEING RECOILABLY MOUNTED; FIRST PRESSURE MEANS TO RETRACT THE SAID CONTACT MEANS UPON RECOIL; A FLEXIBLE DIAPHRAGM RESPONSIVE TO RECOIL OF THE SAID CONTACT MEANS; A SECOND PRESSURE MEANS TO VARY THE FLEXIBILITY OF THE SAID DIAPHRAGM; FIRST VALVE MEANS, RESPONSIVE TO THE FLEX OF THE SAID FLEXIBLE DIAPHRAGM, TO APPLY THE FIRST PRESSURE MEANS TO RETRACT THE SAID CONTACT MEANS UPON RECOIL; A SECOND VALVE MEANS, RESPONSIVE TO THE RECOIL MOTION OF THE SAID CONTACT MEANS, TO VARY THE SECOND PRESSURE MEANS WHEREBY FLEXIBILITY OF THE SAID DIAPHRAGM IS INCREASED ON RECOIL OF THE SAID CONTACT MEANS.
References Cited (Backward Citations)
US2747233A
Cited
US2849230A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-27 | 1969-06-28 | 1969-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-27 | 1973-06-28 | 1973-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-27 | 1977-06-28 | 1977-12-28 | $7700.00 | Window Closed / Lapsed |