US3714475A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resonator having counter rotating rigid parts
Assignee: H B Engineering Corp
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Filing: 1970-09-11
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Granted: 1973-01-30
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Expires: 1990-09-11
Abstract
Abstract There is disclosed a resonator having rigid oscillating parts interconnected by a resilient web for inducing counterrotary movement of the rigid parts. The rigid parts are mounted to rotate about the nodal axis thereof. The nodal axis of each rigid part intersects the center of gravity of the part.
Inventors
- 👤 H Baker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:58
CPC Classifications
H; H03; H03H; H03H9/00; H03H9/02; H03H9/05; H03H9/0504; H02; H02K; H02K33/00; H02N; H02N11/00; H02N11/006; H03H9/24; H03H9/46; H03H9/48; H03H9/50
Claims Analysis
Total Claims: 17
Claim 1
Independent Claim
127 words
A resonator comprising first and second parts rigid at a resonant frequency of the resonator; means supporting the first part to enable the same to rotate about the nodal axis thereof, means supporting the second part to enable the same to rotate about the nodal axis thereof, the nodal axes substantially intersecting the centers of gravity of the respective first and second parts; means for providing a resilient connection between the first and second parts for inducing counter rotary movement of the first and second parts upon a movement of one of the parts, the resilient means comprising a third part connected to the first and second parts and flexible at a resonant frequency of the resonator; and means for moving at least one of the parts.
Claim 2
Dependent Claim
127 words
A resonator comprising first and second parts rigid at a resonant frequency of the resonator; means supporting the first part to enable the same to rotate about the nodal axis thereof, means supporting the second part to enable the same to rotate about the nodal axis thereof, the nodal axes substantially intersecting the centers of gravity of the respective first and second parts; means for providing a resilient connection between the first and second parts for inducing counter rotary movement of the first and second parts upon a movement of one of the parts, the resilient means comprising a third part connected to the first and second parts and flexible at a resonant frequency of the resonator; and means for moving at least one of the parts.
Claim 3
Dependent Claim
127 words
A resonator comprising first and second parts rigid at a resonant frequency of the resonator; means supporting the first part to enable the same to rotate about the nodal axis thereof, means supporting the second part to enable the same to rotate about the nodal axis thereof, the nodal axes substantially intersecting the centers of gravity of the respective first and second parts; means for providing a resilient connection between the first and second parts for inducing counter rotary movement of the first and second parts upon a movement of one of the parts, the resilient means comprising a third part connected to the first and second parts and flexible at a resonant frequency of the resonator; and means for moving at least one of the parts.
Claim 4
Dependent Claim
127 words
A resonator comprising first and second parts rigid at a resonant frequency of the resonator; means supporting the first part to enable the same to rotate about the nodal axis thereof, means supporting the second part to enable the same to rotate about the nodal axis thereof, the nodal axes substantially intersecting the centers of gravity of the respective first and second parts; means for providing a resilient connection between the first and second parts for inducing counter rotary movement of the first and second parts upon a movement of one of the parts, the resilient means comprising a third part connected to the first and second parts and flexible at a resonant frequency of the resonator; and means for moving at least one of the parts.
Claim 5
Dependent Claim
12 words
The resonator of claim 1 wherein the nodal axes define a plane.
Claim 6
Dependent Claim
14 words
The resonator of claim 2 wherein the first and second parts are substantially parallel.
Claim 7
Dependent Claim
15 words
The resonator of claim 1 wherein the third part is independent of the supporting means.
Claim 8
Dependent Claim
26 words
The resonator of claim 1 wherein the resilient means comprises means for transmitting rotary movement of the first part into counterrotary movement of the second part.
Claim 9
Dependent Claim
28 words
The resonator of claim 1 wherein the resilient means comprises means for transmitting rotary movement of the first part into substantially simultaneous counter rotation of the second part.
Claim 10
Dependent Claim
18 words
The resonator of claim 1 wherein the moving means comprises an electromechanical transducer disposed on the third part.
Claim 11
Dependent Claim
35 words
The resonator of claim 1 wherein the third part comprises a planer section and the moving means comprises an electromechanical transducer on surfaces of the planar section which are in opposed relation to each other.
Claim 12
Dependent Claim
36 words
The resonator as set forth in claim 1 wherein the first and second parts are formed of material having a relatively low coefficient of expansion, and the third part is formed of material having isoelastic properties.
Claim 13
Dependent Claim
28 words
The resonator as set forth in claim 1 wherein the mass of the first and second parts are each substantially greater than the mass of the third part.
Claim 14
Dependent Claim
25 words
The resonator as set forth in claim 1 wherein the length of the first and second parts are each substantially grEater than the space therebetween.
Claim 15
Dependent Claim
31 words
The resonator as set forth in claim 1 wherein the mass moment of inertia of the first part is substantially equal to the mass moment of inertia of the second part.
Claim 16
Dependent Claim
32 words
The resonator of claim 12 wherein the connection between the third part and each of the first and second parts produces equal moments on the first and second parts upon rotation thereof.
Claim 17
Dependent Claim
12 words
The resonator of claim 1 wherein the nodal axes are spaced apart.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-01-30 | 1976-07-31 | 1977-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-01-30 | 1980-07-31 | 1981-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-01-30 | 1984-07-31 | 1985-01-30 | $7700.00 | Window Closed / Lapsed |