Patent US3396892A successfully refreshed from Google Patents.
US3396892A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ultrasonic motor system
Assignee: Cavitron Corp
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Filing: 1966-01-20
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Granted: 1968-08-13
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Expires: 1986-01-20
Abstract
No abstract record available.
Inventors
- 👤 Balamuth Lewis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:04
CPC Classifications
B; B06; B06B; B06B1/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
A DEVICE FOR APPLYING MECHANICAL ENERGY TO A WORK OBJECT, THE COMBINATION COMPRISING (A) MEANS FOR GENERATING HIGH FREQUENCY MECHANICAL VIBRATIONS OF A PREDETERMINED VIBRATION MODE, (B) TRANSMISSION MEANS, (C) MEANS FOR TRANSMITTING SAID VIBRATIONS THROUGH SAID TRANSMISSION MEANS, AND (D) MEANS FOR PLACING THE WORK OBJECT AGAINST SAID TRANSMISSION MEANS UNDER A SUFFICIENT STATIC FORCE TO ESTABLISH A NODAL REGION ESSENTIALLY AT THE LOCATION OF SAID WORK OBJECT, WHEREBY MECHANICAL ENERGY IS TRANSMITTED THERETO.
Claim 2
Independent Claim
75 words
A DEVICE FOR APPLYING MECHANICAL ENERGY TO A WORK OBJECT, THE COMBINATION COMPRISING (A) MEANS FOR GENERATING HIGH FREQUENCY MECHANICAL VIBRATIONS OF A PREDETERMINED VIBRATION MODE, (B) TRANSMISSION MEANS, (C) MEANS FOR TRANSMITTING SAID VIBRATIONS THROUGH SAID TRANSMISSION MEANS, AND (D) MEANS FOR PLACING THE WORK OBJECT AGAINST SAID TRANSMISSION MEANS UNDER A SUFFICIENT STATIC FORCE TO ESTABLISH A NODAL REGION ESSENTIALLY AT THE LOCATION OF SAID WORK OBJECT, WHEREBY MECHANICAL ENERGY IS TRANSMITTED THERETO.
References Cited (Backward Citations)
US2393131A
Cited
US2834158A
Cited
US2946119A
Cited
US3029666A
Cited
US3017792A
Cited
US3184353A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-13 | 1972-02-12 | 1972-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-13 | 1976-02-12 | 1976-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-13 | 1980-02-12 | 1980-08-13 | $7700.00 | Window Closed / Lapsed |