US3371450A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for balancing rotating bodies
Assignee: Farrel Corp
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Filing: 1965-10-13
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Granted: 1968-03-05
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Expires: 1985-10-13
Abstract
No abstract record available.
Inventors
- 👤 Jr Samuel S Board
- 👤 Gene R Gagliardi
- 👤 Hold Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:06
CPC Classifications
B; B24; B24B; B24B41/00; B24B41/04; B24B41/042; G; G01; G01M; G01M1/00; G01M1/30; G01M1/36; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/211; Y10T74/2111
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
A GRINDING WHEEL ASSEMBLY COMPRISING IN COMBINATION A SPINDLE, MEANS MOUNTING A GRINDING WHEEL ON SAID SPINDLE, BALANCING WEIGHTS IN THE FORM OF FIRST AND SECOND MOTORS, MEANS DEFINING ANNULAR PATHS OF MOVEMENT FOR SAID MOTORS COAXIAL WITH THE AXIS OF SAID SPINDLE ON SAID WHEEL MOUNTING MEANS, EACH OF SAID MOTORS HAVING SHAFTMOUNTED MEANS FOR DRIVING SAID MOTORS IN SAID PATHS, AND MEANS FOR ENERGIZING SAID MOTORS TO DRIVE SAID MOTORS ABOUT SAID AXIS.
Claim 2
Dependent Claim
75 words
A GRINDING WHEEL ASSEMBLY COMPRISING IN COMBINATION A SPINDLE, MEANS MOUNTING A GRINDING WHEEL ON SAID SPINDLE, BALANCING WEIGHTS IN THE FORM OF FIRST AND SECOND MOTORS, MEANS DEFINING ANNULAR PATHS OF MOVEMENT FOR SAID MOTORS COAXIAL WITH THE AXIS OF SAID SPINDLE ON SAID WHEEL MOUNTING MEANS, EACH OF SAID MOTORS HAVING SHAFTMOUNTED MEANS FOR DRIVING SAID MOTORS IN SAID PATHS, AND MEANS FOR ENERGIZING SAID MOTORS TO DRIVE SAID MOTORS ABOUT SAID AXIS.
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) | 1971-03-05 | 1971-09-04 | 1972-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-05 | 1975-09-04 | 1976-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-05 | 1979-09-04 | 1980-03-05 | $7700.00 | Window Closed / Lapsed |