US3172630A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Force cancelling bearing pedestals using reciprocating masses
Assignee: General Electric Co
•
Filing: 1962-05-14
•
Granted: 1965-03-09
•
Expires: 1982-05-14
Abstract
No abstract record available.
Inventors
- 👤 Thomas P Goodman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:56
CPC Classifications
F; F16; F16F; F16F7/00; F16F7/10; F16F7/1005; F16F7/1011
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
APPARATUS FOR NEUTRALIZING THE VIBRATION GENERATED BY A ROTATING SHAFT COMPRISING: (A) A BEARING PEDESTAL FOR SAID SHAFT, (B) FIRST AND SECOND WEIGHTS MOUNTED ON SAID PEDESTAL FOR RECIPROCATING MOVEMENT RELATIVE THERETO AND AT AN ANGLE WITH RESPECT TO EACH OTHER. (C) FIRST AND SECOND DRIVE MEANS FOR SAID FIRST AND SECOND WEIGHTS RESPECTIVELY, (D) A SYNCHRO TRANSMITTER MECHANICALLY LINKED TO SAID SHAFT AND ADAPTED TO GENERATE A SIGNAL IN RESPONSE TO THE ROTATION OF SAID SHAFT, (E) A SYNCHRO RECEIVER CONNECTED TO SAID SYNCHRO TRANSMITTER TO ROTATE A SECOND SHAFT IN RESPONSE TO THE SIGNAL GENERATED BY SAID SYNCHRO TRANSMITTER, (F) FIRST AND SECOND RESOLVERS MECHANICALLY LINKED TO SAID SECOND SHAFT TO GENERATE FIRST AND SECOND VOLTAGE SIGNALS RESPECTIVELY IN RESPONSE TO THE ROTATION OF SAID SECOND SHAFT, (G) A FIRST ATTENUATOR ADAPTED TO MODIFY THE AMPLITUDE
Claim 2
Dependent Claim
138 words
APPARATUS FOR NEUTRALIZING THE VIBRATION GENERATED BY A ROTATING SHAFT COMPRISING: (A) A BEARING PEDESTAL FOR SAID SHAFT, (B) FIRST AND SECOND WEIGHTS MOUNTED ON SAID PEDESTAL FOR RECIPROCATING MOVEMENT RELATIVE THERETO AND AT AN ANGLE WITH RESPECT TO EACH OTHER. (C) FIRST AND SECOND DRIVE MEANS FOR SAID FIRST AND SECOND WEIGHTS RESPECTIVELY, (D) A SYNCHRO TRANSMITTER MECHANICALLY LINKED TO SAID SHAFT AND ADAPTED TO GENERATE A SIGNAL IN RESPONSE TO THE ROTATION OF SAID SHAFT, (E) A SYNCHRO RECEIVER CONNECTED TO SAID SYNCHRO TRANSMITTER TO ROTATE A SECOND SHAFT IN RESPONSE TO THE SIGNAL GENERATED BY SAID SYNCHRO TRANSMITTER, (F) FIRST AND SECOND RESOLVERS MECHANICALLY LINKED TO SAID SECOND SHAFT TO GENERATE FIRST AND SECOND VOLTAGE SIGNALS RESPECTIVELY IN RESPONSE TO THE ROTATION OF SAID SECOND SHAFT, (G) A FIRST ATTENUATOR ADAPTED TO MODIFY THE AMPLITUDE
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) | 1968-03-08 | 1968-09-07 | 1969-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-08 | 1972-09-07 | 1973-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-08 | 1976-09-07 | 1977-03-09 | $7700.00 | Window Closed / Lapsed |