US2692843A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic lining for clutches and brakes and method of making same
Assignee: Eaton Corp
•
Filing: 1950-04-22
•
Granted: 1954-10-26
•
Expires: 1970-04-22
Abstract
No abstract record available.
Inventors
- 👤 Winther Anthony
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:52
CPC Classifications
F; F16; F16D; F16D69/00; F16D69/04; F16D69/0408; F16D2069/0425; F16D2069/045; F16D2069/0466; F16D2069/0475; F16D2069/0491; Y; Y10; Y10S; Y10S156/00; Y10S156/918; Y10S156/919; Y10S156/927; Y10S428/00; Y10S428/90; Y10T; Y10T156/00; Y10T156/11; Y10T156/1168; Y10T442/00; Y10T442/10; Y10T442/102; Y10T442/109; Y10T442/11; Y10T442/112
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
A METHOD OF PRODUCING MAGNETIC CLUTCH AND BRAKE LINING COMPRISING APPLYING INTERSTICIALLY TO A WOVEN WEB OF SUITABLE HEATPROOF YARN AND WIRE A COATING OF A MAGNETIC SLURRY INCLUDING IRON PARTICLES AND A MATRIX THEREFOR WITH A SUITABLE SOLVENT, PASSING THE COATED WEB THROUGH A HEATED MAGNETIC FIELD, AND CURING IT UNDER HEAT AND PRESSURE TO REMOVE THE SOLVENT AND TO INCREASE THE DENSITY OF THE MIXTURE.
Claim 2
Dependent Claim
33 words
CLUTCH AND BRAKE LINING COMPRISING A RETICULATED WEB OF NONMAGNETIC WOVEN WIRE AND SUITABLE HEATPROOF MATERIAL, A SOLID MATRIX-FORMING MIXTURE INTERSTITIALLY POSITIONED IN AND ON SAID WEB, SAID MATRIX HAVING COMMINUTED IRON DISTRIBUTED
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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) | 1957-10-25 | 1958-04-26 | 1958-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-25 | 1962-04-26 | 1962-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-25 | 1966-04-26 | 1966-10-26 | $7700.00 | Window Closed / Lapsed |