Patent US3182218A successfully refreshed from Google Patents.
US3182218A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molded brush holder plate
Assignee: LEECE NEVILLE CO
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Filing: 1961-08-22
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Granted: 1965-05-04
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Expires: 1981-08-22
Abstract
No abstract record available.
Inventors
- 👤 Videtic Silvan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:12
CPC Classifications
H; H02; H02K; H02K5/00; H02K5/04; H02K5/14; H02K5/143; H02K5/148
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
AN ELECTRICAL MACHINE HAVING STATOR MEANS AND ROTOR MEANS INCLUDING A COMMUTATOR, A BRUSH HOLDER HAVING AN OPENING IN WHICH SAID COMMUTATOR IS RECEIVABLE WITH RUNNING CLEARANCE; SUPPORT MEANS EFFECTIVE BETWEEN SAID STATOR MEANS AND HOLDER FOR SUPPORTING THE LATTER SUBSTANTIALLY IN A PLANE EXTENDING TRANSVERSE TO THE ROTATION AXIS OF THE COMMUTATOR; SAID HOLDER COMPRISING A MOLDED PLASTIC MEMBER HAVING GUIDE PASSAGE MEANS IN COMMUNICATION WITH SAID OPENING AND EXTENDING OUTWARDLY THEREFROM; BUSH MEANS SLIDABLE IN SAID GUIDE PASSAGE MEANS; SPRING MEANS EFFECTIVE AGAINST SAID BRUSH PASSAGE FOR URGING THE SAME INTO ENGAGEMENT WITH SAID COMMUTATOR: SAID HOLDER HAVING A PAIR OF OPPOSED WALLS EXTENDING ALONG SAID GUIDE PASSAGE MEANS AND FORMING ONE PAIR OF SIDES THEREOF; AND OVERHANG PORTIONS ON SAID OPPOSED
Claim 2
Dependent Claim
124 words
AN ELECTRICAL MACHINE HAVING STATOR MEANS AND ROTOR MEANS INCLUDING A COMMUTATOR, A BRUSH HOLDER HAVING AN OPENING IN WHICH SAID COMMUTATOR IS RECEIVABLE WITH RUNNING CLEARANCE; SUPPORT MEANS EFFECTIVE BETWEEN SAID STATOR MEANS AND HOLDER FOR SUPPORTING THE LATTER SUBSTANTIALLY IN A PLANE EXTENDING TRANSVERSE TO THE ROTATION AXIS OF THE COMMUTATOR; SAID HOLDER COMPRISING A MOLDED PLASTIC MEMBER HAVING GUIDE PASSAGE MEANS IN COMMUNICATION WITH SAID OPENING AND EXTENDING OUTWARDLY THEREFROM; BUSH MEANS SLIDABLE IN SAID GUIDE PASSAGE MEANS; SPRING MEANS EFFECTIVE AGAINST SAID BRUSH PASSAGE FOR URGING THE SAME INTO ENGAGEMENT WITH SAID COMMUTATOR: SAID HOLDER HAVING A PAIR OF OPPOSED WALLS EXTENDING ALONG SAID GUIDE PASSAGE MEANS AND FORMING ONE PAIR OF SIDES THEREOF; AND OVERHANG PORTIONS ON SAID OPPOSED
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-05-03 | 1968-11-02 | 1969-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-03 | 1972-11-02 | 1973-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-03 | 1976-11-02 | 1977-05-04 | $7700.00 | Window Closed / Lapsed |