Patent US3246540A successfully refreshed from Google Patents.
US3246540A
Expired / Lapsed
US
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6-way drive unit
Assignee: Ferro Manufacturing Corp
•
Filing: 1963-06-12
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Granted: 1966-04-19
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Expires: 1983-06-12
Abstract
No abstract record available.
Inventors
- 👤 Pickles Joseph
- 👤 Elmore L Zibbell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:41
CPC Classifications
A; A61; A61G; A61G7/00; A61G7/002; A61G7/015; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19074
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
IN COMBINATION, A PLURALITY OF INDEPENDENTLY ROTATABLE SHAFTS, A GEAR ROTATABLY MOUNTED ON EACH OF SAID SHAFTS, A REVERSIBLE MOTOR, DRIVE MEANS CONNECTING SAID MOTOR TO ONE OF SAID GEARS, A SEPARATE SOLENOID ACTUATED CLUTCH SELECTIVELY COUPLING EACH OF SAID GEARS TO THE SHAFT ON WHICH IT IS MOUNTED, AND MANUALLY OPERABLE MEANS OPERATIVELY CONNECTED TO AT LEAST ONE OF THE SOLENOID ACTUATED CLUTCHES TO PERMIT MANUAL OPERATION THEREOF IN THE EVENT OF POWER FAILURE.
Claim 2
Dependent Claim
75 words
IN COMBINATION, A PLURALITY OF INDEPENDENTLY ROTATABLE SHAFTS, A GEAR ROTATABLY MOUNTED ON EACH OF SAID SHAFTS, A REVERSIBLE MOTOR, DRIVE MEANS CONNECTING SAID MOTOR TO ONE OF SAID GEARS, A SEPARATE SOLENOID ACTUATED CLUTCH SELECTIVELY COUPLING EACH OF SAID GEARS TO THE SHAFT ON WHICH IT IS MOUNTED, AND MANUALLY OPERABLE MEANS OPERATIVELY CONNECTED TO AT LEAST ONE OF THE SOLENOID ACTUATED CLUTCHES TO PERMIT MANUAL OPERATION THEREOF IN THE EVENT OF POWER FAILURE.
References Cited (Backward Citations)
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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) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |