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US3377690A Expired / Lapsed US ⏱️ 0.0 years remaining

Coil and wedge inserting apparatus

Assignee: Individual
•
Filing: 1966-02-16
•
Granted: 1968-04-16
•
Expires: 1986-02-16
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Abstract

No abstract record available.

Inventors

  • 👤 Robert J Eminger

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 13:57
CPC Classifications
H; H02; H02K; H02K15/00; H02K15/06; H02K15/062; H02K15/065; H02K15/067; H02K15/068; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49009; Y10T29/53; Y10T29/5313; Y10T29/53143; Y10T29/53152

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 251 words
APPARATUS FOR INSERTING PREWOUND COILS AND SLOT WEDGES INTO THE SLOTS OF AN INTERNALLY SLOTTED DYNAMOELECTRIC MACHINE CORE MEMBER COMPRISING: A PLURALITY OF ELONGATED, RADIALLY SPACED APART FINGER ELEMENTS DEFINING A BORE, EACH OF SAID FINGER ELEMENTS HAVING ONE END SECURED TO A MOUNTING MEMBER AND HAVING A PORTION EXTENDING AXIALLY OUTWARDLY THEREFROM, SAID EXTENSION PORTIONS BEING ADAPTED TO RECEIVE COILS TO BE INSERTED IN SAID CORE MEMBER WITH EACH COIL HAVING ONE END TURN POSITIONED IN SAID BORE AND ITS SIDES EXTENDING OUTWARDLY THROUGH THE SPACES BETWEEN PREDETERMINED PAIRS OF SAID EXTENSION PORTIONS, SAID EXTENSION PORTIONS BEING ADAPTED TO ENGAGE THE INNER EXTREMITIES OF THE TEETH OF SAID CORE MEMBER WHICH DEFINE SAID SLOTS WHEREBY THE SPACES BETWEEN SAID EXTENSION PORTIONS COMMUNICATE WITH RESPECTIVE SLOTS; A STRIPPER MEMBER MOUNTED FOR AXIAL MOVEMENT IN SAID BORE; FIRST MEANS FOR MOVING SAID STRIPPER MEMBER AXIALLY THROUGH SAID BORE WITHIN SAID EXTENSION PORTIONS THEREBY TO MOVE SAID COIL END TURNS AXIALLY ALONG THE INNER SURFACE OF SAID EXTENSION PORTIONS WHEREBY SAID COIL SIDES ARE INSERTED IN SAID CORE SLOTS; SAID MOUNTING MEMBER HAVING A PLURALITY OF MEANS FOR RECEIVING SLOT WEDGES TO BE INSERTED IN SAID CORE SLOTS, SAID RECEIVING MEANS BEING RADIALLY OUTWARD FROM SAID FINGER ELEMENTS AND RESPECTIVELY IN AXIAL ALIGNMENT WITH THE SPACES THEREBETWEEN; SAID MOUNTING MEMBER HAVING MEANS RESPECTIVELY IN AXIAL ALIGNMENT WITH SAID RECEIVING MEANS FOR GUIDING SAID SLOT WEDGES FROM SAID RECEIVING MEANS INTO SAID CORE SLOTS OVER THE COIL SIDES THEREIN; A PLURALITY OF ELONGATED PUSHER
Claim 2
Dependent Claim 251 words
APPARATUS FOR INSERTING PREWOUND COILS AND SLOT WEDGES INTO THE SLOTS OF AN INTERNALLY SLOTTED DYNAMOELECTRIC MACHINE CORE MEMBER COMPRISING: A PLURALITY OF ELONGATED, RADIALLY SPACED APART FINGER ELEMENTS DEFINING A BORE, EACH OF SAID FINGER ELEMENTS HAVING ONE END SECURED TO A MOUNTING MEMBER AND HAVING A PORTION EXTENDING AXIALLY OUTWARDLY THEREFROM, SAID EXTENSION PORTIONS BEING ADAPTED TO RECEIVE COILS TO BE INSERTED IN SAID CORE MEMBER WITH EACH COIL HAVING ONE END TURN POSITIONED IN SAID BORE AND ITS SIDES EXTENDING OUTWARDLY THROUGH THE SPACES BETWEEN PREDETERMINED PAIRS OF SAID EXTENSION PORTIONS, SAID EXTENSION PORTIONS BEING ADAPTED TO ENGAGE THE INNER EXTREMITIES OF THE TEETH OF SAID CORE MEMBER WHICH DEFINE SAID SLOTS WHEREBY THE SPACES BETWEEN SAID EXTENSION PORTIONS COMMUNICATE WITH RESPECTIVE SLOTS; A STRIPPER MEMBER MOUNTED FOR AXIAL MOVEMENT IN SAID BORE; FIRST MEANS FOR MOVING SAID STRIPPER MEMBER AXIALLY THROUGH SAID BORE WITHIN SAID EXTENSION PORTIONS THEREBY TO MOVE SAID COIL END TURNS AXIALLY ALONG THE INNER SURFACE OF SAID EXTENSION PORTIONS WHEREBY SAID COIL SIDES ARE INSERTED IN SAID CORE SLOTS; SAID MOUNTING MEMBER HAVING A PLURALITY OF MEANS FOR RECEIVING SLOT WEDGES TO BE INSERTED IN SAID CORE SLOTS, SAID RECEIVING MEANS BEING RADIALLY OUTWARD FROM SAID FINGER ELEMENTS AND RESPECTIVELY IN AXIAL ALIGNMENT WITH THE SPACES THEREBETWEEN; SAID MOUNTING MEMBER HAVING MEANS RESPECTIVELY IN AXIAL ALIGNMENT WITH SAID RECEIVING MEANS FOR GUIDING SAID SLOT WEDGES FROM SAID RECEIVING MEANS INTO SAID CORE SLOTS OVER THE COIL SIDES THEREIN; A PLURALITY OF ELONGATED PUSHER

References Cited (Backward Citations)

US2432267A Cited
US2934099A Cited
US3146520A Cited
US3131465A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1971-04-16 1971-10-16 1972-04-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1975-04-16 1975-10-16 1976-04-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1979-04-16 1979-10-16 1980-04-16 $7700.00 Window Closed / Lapsed

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