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US3082361A
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Filament winding apparatus
Assignee: Oerlikon Barmag AG
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Filing: 1958-11-26
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Granted: 1963-03-19
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Expires: 1978-11-26
Abstract
No abstract record available.
Inventors
- 👤 Lohest Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:28
CPC Classifications
B; B65; B65H; B65H59/00; B65H59/38; B65H59/384; B65H59/385; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
A SPEED REGULATING SYSTEM FOR AN ELECTRIC MOTOR HAVING A MAIN AND AN AUXILIARY WINDING, COMPRISING MEANS FOR ENERGIZING SAID WINDING FROM SEPARATE SOURCES OF ELECTRICAL POWER CYCLICALLY FLUCTUATING AT SELECTED FREQUENCY AND RELATIVELY DISPLACED AS TO PHASE, AND MEANS OPERABLE AT INTERVALS TO SUPERIMPOSE ON SAID AUXILIARY WINDING REGULATORY ELECTRICAL ENERGY FLUCTUATING AT LIKE FREQUENCY AND DISPLACED AS TO PHASE WITH RESPECT TO THE ENERGIZING POWER APPLIED THEREON.
Claim 2
Dependent Claim
69 words
A SPEED REGULATING SYSTEM FOR AN ELECTRIC MOTOR HAVING A MAIN AND AN AUXILIARY WINDING, COMPRISING MEANS FOR ENERGIZING SAID WINDING FROM SEPARATE SOURCES OF ELECTRICAL POWER CYCLICALLY FLUCTUATING AT SELECTED FREQUENCY AND RELATIVELY DISPLACED AS TO PHASE, AND MEANS OPERABLE AT INTERVALS TO SUPERIMPOSE ON SAID AUXILIARY WINDING REGULATORY ELECTRICAL ENERGY FLUCTUATING AT LIKE FREQUENCY AND DISPLACED AS TO PHASE WITH RESPECT TO THE ENERGIZING POWER APPLIED THEREON.
References Cited (Backward Citations)
US1785567A
Cited
US2571454A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-18 | 1966-09-17 | 1967-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-18 | 1970-09-17 | 1971-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-18 | 1974-09-17 | 1975-03-19 | $7700.00 | Window Closed / Lapsed |