US3223869A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Commutator for an electric motor
Assignee: Robert Bosch GmbH
•
Filing: 1962-02-12
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Granted: 1965-12-14
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Expires: 1982-02-12
Abstract
No abstract record available.
Inventors
- 👤 Reisnecker Ludwig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:11
CPC Classifications
H; H01; H01R; H01R43/00; H01R43/06; H01R39/00; H01R39/02; H01R39/32; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49009; Y10T29/49011
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
100 words
IN A COMMUNATOR, IN COMBINATION, A PLURALITY OF COMMUNATOR SEGMENTS EACH HAVING AT ONE END A TONGUE INTEGRAL AT ONE END THEREOF WITH THE REMAINDER OF THE SEGMENT AND SAID TONGUE HAVING OPPOSITE SIDE END INTEGRAL WITH SAID SEGMENT A FREE END; AND A SUBSTANTIALLY U-SHAPED BRACKET HAVING AN INTERMEDIATE PORTION EXTENDING BENEATH SAID TONGUE AND HELD BY THE LATTER AGAINST THE COMMUTATOR SEGMENTS SO AS TO BE FIXED THERETO, EACH BRACKET HAVING A PAIR OF LEGS EXTENDING FROM SAID INTERMEDIATE PORTION THEREOF AND DIRECTED AWAY FROM THE COMMUTATOR AXIS SO THAT ARMATURE LEADS MAY BE LOCATED BETWEEN SAID LEGS.
References Cited (Backward Citations)
US969892A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-13 | 1969-06-14 | 1969-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-13 | 1973-06-14 | 1973-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-13 | 1977-06-14 | 1977-12-14 | $7700.00 | Window Closed / Lapsed |