US3147810A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Restraining mechanism
Assignee: Boeing Co
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Filing: 1962-09-12
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Granted: 1964-09-08
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Expires: 1982-09-12
Abstract
No abstract record available.
Inventors
- 👤 Victor S Mosinskis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 13:46
CPC Classifications
B; B64; B64C; B64C27/00; B64C27/32; B64C27/322; B64C27/54
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
IN A ROTARY WING AIRCRAFT, A ROTOR INCLUDING MEANS FOR PIVOTALLY MOUNTING A FIRST MEMBER AND A SECOND MEMBER FOR MOVEMENT WITH RESPECT TO EACH OTHER AND A RESTRAINER FOR LIMITING MOVEMENTS OF A ROTOR BLADE CONNECTED TO SAID SECOND MEMBER, SAID RESTRAINER COMPRISING PIVOTAL MEANS, SAID PIVOTAL MEANS BEING CONNECTED AT A FIRST EXTREMITY TO SAID ROTOR, VELOCITY RESPONSIVE MEANS CONNECTED TO A SECOND EXTREMITY OF SAID PIVOTAL MEANS, SPACER MEANS MOUNTED ON SAID PIVOTAL MEANS, AND RESILIENT MEANS CONNECTED TO SAID SECOND EXTREMITY OF SAID PIVOTAL MEANS FOR URGING SAID SPACER MEANS BETWEEN SAID FIRST MEMBER AND
Claim 2
Dependent Claim
99 words
IN A ROTARY WING AIRCRAFT, A ROTOR INCLUDING MEANS FOR PIVOTALLY MOUNTING A FIRST MEMBER AND A SECOND MEMBER FOR MOVEMENT WITH RESPECT TO EACH OTHER AND A RESTRAINER FOR LIMITING MOVEMENTS OF A ROTOR BLADE CONNECTED TO SAID SECOND MEMBER, SAID RESTRAINER COMPRISING PIVOTAL MEANS, SAID PIVOTAL MEANS BEING CONNECTED AT A FIRST EXTREMITY TO SAID ROTOR, VELOCITY RESPONSIVE MEANS CONNECTED TO A SECOND EXTREMITY OF SAID PIVOTAL MEANS, SPACER MEANS MOUNTED ON SAID PIVOTAL MEANS, AND RESILIENT MEANS CONNECTED TO SAID SECOND EXTREMITY OF SAID PIVOTAL MEANS FOR URGING SAID SPACER MEANS BETWEEN SAID FIRST MEMBER AND
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) | 1967-09-08 | 1968-03-09 | 1968-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-08 | 1972-03-09 | 1972-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-08 | 1976-03-09 | 1976-09-08 | $7700.00 | Window Closed / Lapsed |