Patent US3302491A successfully refreshed from Google Patents.
US3302491A
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Automatic unbalance location and balance apparatus
Assignee: Stewart Warner Corp
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Filing: 1964-10-16
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Granted: 1967-02-07
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Expires: 1984-10-16
Abstract
No abstract record available.
Inventors
- 👤 Thomas E Bjorn
- 👤 Norman H Kadivnik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:46
CPC Classifications
G; G01; G01M; G01M1/00; G01M1/30; G01M1/34; B; B23; B23B; B23B41/00; G01M1/14; G01M1/16; G01M1/22; Y; Y10; Y10T; Y10T408/00; Y10T408/05
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
141 words
AN ARRANGEMENT FOR LOCATING A POSITION OF UNBALANCE IN A ROTATABLE WORKPIECE COMPRISING FIRST MEANS ADAPTED TO ROTATE WITH SAID WORKPIECE, SECOND MEANS ADAPTED TO ROTATE INDEPENDENTLY OF SAID WORKPIECE, THIRD MEANS FOR GENERATING A PULSE EACH TIME SAID FIRST AND SECOND MEANS ARE IN A PREDETERMINED SPACIAL RELATIONSHIP TO EACH OTHER, FOURTH MEANS FOR GENERATING A PULSE EACH TIME SAID POSITION OF UNBALANCE PASSES THROUGH A PREDETERMINED PLANE, MEANS FOR TERMINATING ROTATION OF SAID SECOND MEANS IN RESPONSE TO THE SIMULTANEOUS GENERATION OF SAID PULSES, AND FOR SLOWING ROTATION OF SAID WORKPIECE AND SAID FIRST MEANS WITHOUT STOPPING ROTATION OF SAID WORKPIECE, AND MEANS OPERABLE RESPONSIVE TO THE SUBSEQUENT REALIGNMENT OF SAID FIRST AND SECOND MEANS IN SAID PREDETERMINED SPACIAL RELATIONSHIP FOR THEREAFTER TERMINATING ROTATION OF SAID FIRST MEANS AND WORKPIECE TO LOCATE SAID POSITION OF UNBALANCE IN SAID PLANE.
Claim 2
Dependent Claim
141 words
AN ARRANGEMENT FOR LOCATING A POSITION OF UNBALANCE IN A ROTATABLE WORKPIECE COMPRISING FIRST MEANS ADAPTED TO ROTATE WITH SAID WORKPIECE, SECOND MEANS ADAPTED TO ROTATE INDEPENDENTLY OF SAID WORKPIECE, THIRD MEANS FOR GENERATING A PULSE EACH TIME SAID FIRST AND SECOND MEANS ARE IN A PREDETERMINED SPACIAL RELATIONSHIP TO EACH OTHER, FOURTH MEANS FOR GENERATING A PULSE EACH TIME SAID POSITION OF UNBALANCE PASSES THROUGH A PREDETERMINED PLANE, MEANS FOR TERMINATING ROTATION OF SAID SECOND MEANS IN RESPONSE TO THE SIMULTANEOUS GENERATION OF SAID PULSES, AND FOR SLOWING ROTATION OF SAID WORKPIECE AND SAID FIRST MEANS WITHOUT STOPPING ROTATION OF SAID WORKPIECE, AND MEANS OPERABLE RESPONSIVE TO THE SUBSEQUENT REALIGNMENT OF SAID FIRST AND SECOND MEANS IN SAID PREDETERMINED SPACIAL RELATIONSHIP FOR THEREAFTER TERMINATING ROTATION OF SAID FIRST MEANS AND WORKPIECE TO LOCATE SAID POSITION OF UNBALANCE IN SAID PLANE.
References Cited (Backward Citations)
US2821858A
Cited
US2954711A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-06 | 1970-08-08 | 1971-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-06 | 1974-08-08 | 1975-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-06 | 1978-08-08 | 1979-02-07 | $7700.00 | Window Closed / Lapsed |