US3292020A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transducer
Assignee: Bendix Corp
•
Filing: 1963-11-01
•
Granted: 1966-12-13
•
Expires: 1983-11-01
Abstract
No abstract record available.
Inventors
- 👤 Stephen K Hsu
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 04:50
CPC Classifications
H; H10; H10N; H10N30/00; H10N30/20; H10N30/204; H10N30/2041; H10N30/2042; H10N30/2043; F; F16; F16K; F16K31/00; F16K31/004; H02; H02N; H02N2/00; H02N2/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
APPARATUS COMPRISING A CYLINDRICAL HOUSING, A BASE BEING LOCATED EXTERIORLY OF SAID CYLINDRICAL HOUSING A PLURALITY OF PIEZOELECTRIC MEMBERS EACH HAVING ONE OF THEIR ENDS FIXED TO SAID BASE AND THE OTHER OF THEIR ENDS EXTENDING THROUGH SAID CYLINDRICAL HOUSING AND FIXED TO THE INNER CIRCUMFERENCE OF SAID CYLINDRICAL HOUSING, SAID PLURALITY OF PIEZOELECTRIC MEMBERS BEING DEFLECTABLE BY AN ELECTRICAL SIGNAL TO ROTATIVELY MOVE SAID HOUSING RELATIVE SAID BASE.
Claim 2
Dependent Claim
69 words
APPARATUS COMPRISING A CYLINDRICAL HOUSING, A BASE BEING LOCATED EXTERIORLY OF SAID CYLINDRICAL HOUSING A PLURALITY OF PIEZOELECTRIC MEMBERS EACH HAVING ONE OF THEIR ENDS FIXED TO SAID BASE AND THE OTHER OF THEIR ENDS EXTENDING THROUGH SAID CYLINDRICAL HOUSING AND FIXED TO THE INNER CIRCUMFERENCE OF SAID CYLINDRICAL HOUSING, SAID PLURALITY OF PIEZOELECTRIC MEMBERS BEING DEFLECTABLE BY AN ELECTRICAL SIGNAL TO ROTATIVELY MOVE SAID HOUSING RELATIVE SAID BASE.
References Cited (Backward Citations)
US3166683A
Cited
US3168660A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-12 | 1970-06-13 | 1970-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-12 | 1974-06-13 | 1974-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-12 | 1978-06-13 | 1978-12-13 | $7700.00 | Window Closed / Lapsed |