US3093510A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating method and apparatus
Assignee: Polymer Processes Inc
•
Filing: 1958-03-24
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Granted: 1963-06-11
•
Expires: 1978-03-24
Abstract
No abstract record available.
Inventors
- 👤 Albert L Olson
- 👤 Robert L Stout
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:15
CPC Classifications
H; H02; H02K; H02K15/00; H02K15/12; B; B05; B05C; B05C19/00; B05C19/02; Y; Y10; Y10S; Y10S118/00; Y10S118/05
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
181 words
THE METHOD OF APPLYING AN INSULATING COATING TO THE WALLS OF THE WINDING SLOTS AND THE END FACES OF PREHEATED DYNAMOELECTRIC MACHINE STATOR CORE MEMBER HAVING A BORE EXTENDING THERETHROUGH, WITHOUT APPLYING AN INSULATING COATING TO THE EXTERIOR SURFACE OF SAID STATOR CORE MEMBER, COMPRISING THE STEPS OF: POSITIONING SAID CORE MEMBER WITH ONE FACE AND SAID SLOTS EXPOSED TO THE SUPPER END OF A CONDUIT MEMBER CONTAINING A POWDERED, RESIN CONTAINING, INSULATING COATING MATERIAL ADAPTED TO ADHERE TO SAID PREHEATED CORE MEMBER; FLUIDIZING SAID MATERIAL TO FORM AN AGITATED BED HAVING A UPPER LEVEL MAINTANIED BELOW SAID UPPER END OF SAID CONDUIT MEMBER BY PASSING A STREAM OF GAS UPWARDLY THERETHROUGH; AND INSERTING A PLUG MEMBER HAVING A DIAMETER LESS THAN THE BORE DIAMETER OF SAID CORE MEMBER AND LESS THAN THE DIAMETER OF SAID CONDUIT MEMBER INTO SAID CONDUIT MEMBER THROUGH THE BORE OF SAID CORE MEMBER WHILE FLUIDIZING SAID MATERIAL THEREBY TO DISPLACE SAID FLUIDIZED MATERIAL UPWARDLY INTO CONTACT WITH SAID ONE FACE AND THE WALLS OF SAID SLOTS WITHOUT MOVING SAID CONDUIT MEMBER IN AN UPWARD DIRECTION.
Claim 2
Independent Claim
181 words
THE METHOD OF APPLYING AN INSULATING COATING TO THE WALLS OF THE WINDING SLOTS AND THE END FACES OF PREHEATED DYNAMOELECTRIC MACHINE STATOR CORE MEMBER HAVING A BORE EXTENDING THERETHROUGH, WITHOUT APPLYING AN INSULATING COATING TO THE EXTERIOR SURFACE OF SAID STATOR CORE MEMBER, COMPRISING THE STEPS OF: POSITIONING SAID CORE MEMBER WITH ONE FACE AND SAID SLOTS EXPOSED TO THE SUPPER END OF A CONDUIT MEMBER CONTAINING A POWDERED, RESIN CONTAINING, INSULATING COATING MATERIAL ADAPTED TO ADHERE TO SAID PREHEATED CORE MEMBER; FLUIDIZING SAID MATERIAL TO FORM AN AGITATED BED HAVING A UPPER LEVEL MAINTANIED BELOW SAID UPPER END OF SAID CONDUIT MEMBER BY PASSING A STREAM OF GAS UPWARDLY THERETHROUGH; AND INSERTING A PLUG MEMBER HAVING A DIAMETER LESS THAN THE BORE DIAMETER OF SAID CORE MEMBER AND LESS THAN THE DIAMETER OF SAID CONDUIT MEMBER INTO SAID CONDUIT MEMBER THROUGH THE BORE OF SAID CORE MEMBER WHILE FLUIDIZING SAID MATERIAL THEREBY TO DISPLACE SAID FLUIDIZED MATERIAL UPWARDLY INTO CONTACT WITH SAID ONE FACE AND THE WALLS OF SAID SLOTS WITHOUT MOVING SAID CONDUIT MEMBER IN AN UPWARD DIRECTION.
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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) | 1966-06-10 | 1966-12-10 | 1967-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-10 | 1970-12-10 | 1971-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-10 | 1974-12-10 | 1975-06-11 | $7700.00 | Window Closed / Lapsed |