US3272998A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vibrator motor for electric shaver
Assignee: Sunbeam Corp
•
Filing: 1965-06-21
•
Granted: 1966-09-13
•
Expires: 1985-06-21
Abstract
No abstract record available.
Inventors
- 👤 Albert R Spohr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 16:13
CPC Classifications
B; B26; B26B; B26B19/00; B26B19/28; B26B19/282; H; H02; H02K; H02K33/00; H02K33/02; H02K33/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
A MOTOR COMPRISING A VIBRATORY TYPE MOTOR HAVING A PAIR OF ARMATURES MOUNTED FOR OSCILLATION ABOUT A COMMON AXIS, SAID MOTOR HAVING A FIELD WITH TWO SPACED POLES, FRAME MEANS CARRIED BY SAID FIELD AND SUPPORTING SAID ARMATURES, SPRING MEANS BIASING SAID ARMATURES TO REST POSITIONS IN WHICH THEY ARE DISPLACED WITH RESPECT TO SAID FIELD POLES WHEREBY ENERGIZATION OF SAID FIELD CAUSES SAID ARMATURE TO ROTATE IN OPPOSITE DIRECTIONS INTO ALIGNMENT WITH EACH OTHER AND WITH SAID FIELD POLES, SAID SPRING MEANS BEING ADJUSTABLE WITH RESPECT TO SAID FRAME MEANS TO ESTABLISH SAID REST POSITION WITH SAID ARMATURES DISPLACED AN EQUAL ANGULAR AMOUNT IN OPPOSITE DIRECTIONS FROM AN ALIGNED POSITION WITH RESPECT TO SAID FIELD POLES.
Claim 2
Dependent Claim
117 words
A MOTOR COMPRISING A VIBRATORY TYPE MOTOR HAVING A PAIR OF ARMATURES MOUNTED FOR OSCILLATION ABOUT A COMMON AXIS, SAID MOTOR HAVING A FIELD WITH TWO SPACED POLES, FRAME MEANS CARRIED BY SAID FIELD AND SUPPORTING SAID ARMATURES, SPRING MEANS BIASING SAID ARMATURES TO REST POSITIONS IN WHICH THEY ARE DISPLACED WITH RESPECT TO SAID FIELD POLES WHEREBY ENERGIZATION OF SAID FIELD CAUSES SAID ARMATURE TO ROTATE IN OPPOSITE DIRECTIONS INTO ALIGNMENT WITH EACH OTHER AND WITH SAID FIELD POLES, SAID SPRING MEANS BEING ADJUSTABLE WITH RESPECT TO SAID FRAME MEANS TO ESTABLISH SAID REST POSITION WITH SAID ARMATURES DISPLACED AN EQUAL ANGULAR AMOUNT IN OPPOSITE DIRECTIONS FROM AN ALIGNED POSITION WITH RESPECT TO SAID FIELD POLES.
References Cited (Backward Citations)
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Cited
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Cited
US2741711A
Cited
US2965748A
Cited
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Cited
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Cited
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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) | 1969-09-12 | 1970-03-14 | 1970-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-12 | 1974-03-14 | 1974-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-12 | 1978-03-14 | 1978-09-13 | $7700.00 | Window Closed / Lapsed |