US3212345A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oscillator for vibrating machines
Assignee: Dravo Corp
•
Filing: 1961-10-23
•
Granted: 1965-10-19
•
Expires: 1981-10-23
Abstract
No abstract record available.
Inventors
- 👤 Rechenberg Gerhard
- 👤 Volk Werner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:32
CPC Classifications
B; B06; B06B; B06B1/00; B06B1/10; B06B1/16; B65; B65G; B65G27/00; B65G27/10; B65G27/28; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18064; Y10T74/18544; Y10T74/18552
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
AN OSCILLATOR FOR VIBRATORY MACHINES COMPRISING A HOUSING; A SHAFTG SUPPORTED WITHIN THE HOUSING; AT LEAST ONE WEIGHT ECCENTRICALLY MOUNTED ON THE SHAFT FOR PRODUCING EXCITER FORCES AS THE SHAFT ROTATES; A ROCKER MEMBER FIXED TO THE HOUSING AND HAVING ARALLEL ARMS EXTENDING IN A DIRECTION NORMAL TO THE AXIS OF THE SHAFT; A PENDULUM PIN BRIDGING THE ARMS AND CONNECTED THERETO IN PARALLEL RELATION TO THE AXIS OF THE SHART; A PORTION OF EXCITER FORCES IMPARTING PENDULOUS MOTION TO THE HOUSING, ROCKER, AND PIN ABOUT THE CENTRAL AXIS OF THE PIN, A PRESTRESSED TORSIONELASTIC SLEEVE COAXIALLY MOUNTED ON THE PIN FOR ABSORBING THE PENDULOUS MOTION, AND FASTENING MEANS CLAMPED AROUND THE SLEEVE AND CONNECTED TO THE MACHINE FOR TRANSMITTING EXCITER FORCES IN THE PLANE OF THE AXES TO THE MACHINE THROUGH THE SLEEVE.
Claim 2
Dependent Claim
134 words
AN OSCILLATOR FOR VIBRATORY MACHINES COMPRISING A HOUSING; A SHAFTG SUPPORTED WITHIN THE HOUSING; AT LEAST ONE WEIGHT ECCENTRICALLY MOUNTED ON THE SHAFT FOR PRODUCING EXCITER FORCES AS THE SHAFT ROTATES; A ROCKER MEMBER FIXED TO THE HOUSING AND HAVING ARALLEL ARMS EXTENDING IN A DIRECTION NORMAL TO THE AXIS OF THE SHAFT; A PENDULUM PIN BRIDGING THE ARMS AND CONNECTED THERETO IN PARALLEL RELATION TO THE AXIS OF THE SHART; A PORTION OF EXCITER FORCES IMPARTING PENDULOUS MOTION TO THE HOUSING, ROCKER, AND PIN ABOUT THE CENTRAL AXIS OF THE PIN, A PRESTRESSED TORSIONELASTIC SLEEVE COAXIALLY MOUNTED ON THE PIN FOR ABSORBING THE PENDULOUS MOTION, AND FASTENING MEANS CLAMPED AROUND THE SLEEVE AND CONNECTED TO THE MACHINE FOR TRANSMITTING EXCITER FORCES IN THE PLANE OF THE AXES TO THE MACHINE THROUGH THE SLEEVE.
References Cited (Backward Citations)
US2899044A
Cited
US2148139A
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US2894397A
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FR1092307A
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US2939720A
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DE1111435B
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US3061079A
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US3089582A
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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) | 1968-10-18 | 1969-04-19 | 1969-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-18 | 1973-04-19 | 1973-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-18 | 1977-04-19 | 1977-10-19 | $7700.00 | Window Closed / Lapsed |