Patent US2299698A successfully refreshed from Google Patents.
Patent US3379906A successfully refreshed from Google Patents.
US3379906A
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Electric appliance with selective motion conversion means
Assignee: Sunbeam Corp
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Filing: 1965-08-27
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Granted: 1968-04-23
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Expires: 1985-08-27
Abstract
No abstract record available.
Inventors
- 👤 Albert R Spohr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:30
CPC Classifications
A; A61; A61C; A61C17/00; A61C17/16; A61C17/22; A61C17/32; A61C17/34; A61C17/3409; A61C17/3445; A61C17/3418; A61H; A61H13/00; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/1804
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
100 words
IN A POWER UNIT FOR A CORDLESS ELECTRIC TOOTHBRUSH THE COMBINATION OF A CASING, A BATTERY OPERATED ELECTRIC MOTOR MOUNTED WITHIN SAID CASING AND HAVING A ROTATABLE ARMATURE SHAFT SELECTIVELY ROTATABLE IN EITHER DIRECTION, A RECHARGEABLE BATTERY FOR SUPPLYING ELECTRIC ENERGY TO SAID MOTOR MOUNTED WITHIN SAID CASING, AN OUTPUT SHAFT PROJECTING FROM SAID CASING AND MOUNTED FOR BOTH RECIPROCATING MOTION ALONG ITS LONGITUDINAL AXIS AND OSCILLATING MOTION ABOUT SAID AXIS, DRIVE MEANS INTERCONNECTING SAID SHAFTS AND CAUSING OSCILLATING MOTION OF SAID OUTPUT SHAFT IN RESPONSE TO ROTATION OF SAID ARMATURE SHAFT IN ONE DIRECTION AND RECIPROCATING MOTION OF SAID
References Cited (Backward Citations)
US2548411A
Cited
US2531849A
Cited
US2858701A
Cited
DE1174293B
Cited
DE1200250B
Cited
US3233265A
Cited
US3270360A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-23 | 1971-10-23 | 1972-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-23 | 1975-10-23 | 1976-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-23 | 1979-10-23 | 1980-04-23 | $7700.00 | Window Closed / Lapsed |