Patent US3160240A successfully refreshed from Google Patents.
US3160240A
Expired / Lapsed
US
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Electromagnetic brake
Assignee: Westinghouse Electric Corp
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Filing: 1962-05-28
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Granted: 1964-12-08
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Expires: 1982-05-28
Abstract
No abstract record available.
Inventors
- 👤 Sr William R Harding
- 👤 Gerald T Bezinger
- 👤 Edward J Lewandowski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:04
CPC Classifications
F; F16; F16D; F16D59/00; F16D59/02; F16D49/00; F16D49/16; F16D2121/00; F16D2121/18; F16D2121/20; F16D2121/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
176 words
A BRAKE ASSEMBLY COMPRISING A BRAKE WHEEL, BRAKE ARMS PIVOTALLY MOUNTED ON OPPOSITE SIDES OF THE BRAKE WHEEL AND CARRYING BRAKE SHOES FOR ENGAGEMENT WITH THE BRAKE WHEEL, FIRST AND SECOND CLAPPER ARMS PIVOTALLY MOUNTED FOR MOVEMENT TOWARD AND AWAY FROM EACH OTHER, THE FIRST CLAPPER ARM BEING MOUNTED ADJACENT ONE OF SAID BRAKE ARMS FOR ENGAGEMENT THEREWITH, A TIE ROD EXTENDING TRANSVERSELY OF THE BRAKE WHEEL AND ENGAGING THE OTHER OF SAID BRAKE ARMS, SPRING MEANS CARRIED ON THE TIE ROD AND ENGAGING SAID FIRST CLAPPER ARM, SAID SPRING MEANS BEING COMPRESSED BETWEEN THE FIRST CLAPPER ARM AND ABUTMENT MEANS ON THE TIE ROD TO URGE THE TIE ROD AND FIRST CLAPPER ARM IN OPPOSITE DIRECTIONS TO EFFECT MOVEMENT OF THE BRAKE ARMS TOWARD THE BRAKE WHEEL TO APPLY THE BRAKE SHOES THERETO, SAID SECOND CLAPPER ARM ENGAGING THE TIE ROD, AND MAGNET MEANS FOR EFFECTING MOVEMENT OF THE CLAPPER ARMS TOWARD EACH OTHER TO EFFECT MOVEMENT OF THE TIE ROD AND FIRST CLAPPER ARM TO MOVE THE BRAKE ARMS AWAY FROM THE BRAKE WHEEL.
Claim 2
Dependent Claim
176 words
A BRAKE ASSEMBLY COMPRISING A BRAKE WHEEL, BRAKE ARMS PIVOTALLY MOUNTED ON OPPOSITE SIDES OF THE BRAKE WHEEL AND CARRYING BRAKE SHOES FOR ENGAGEMENT WITH THE BRAKE WHEEL, FIRST AND SECOND CLAPPER ARMS PIVOTALLY MOUNTED FOR MOVEMENT TOWARD AND AWAY FROM EACH OTHER, THE FIRST CLAPPER ARM BEING MOUNTED ADJACENT ONE OF SAID BRAKE ARMS FOR ENGAGEMENT THEREWITH, A TIE ROD EXTENDING TRANSVERSELY OF THE BRAKE WHEEL AND ENGAGING THE OTHER OF SAID BRAKE ARMS, SPRING MEANS CARRIED ON THE TIE ROD AND ENGAGING SAID FIRST CLAPPER ARM, SAID SPRING MEANS BEING COMPRESSED BETWEEN THE FIRST CLAPPER ARM AND ABUTMENT MEANS ON THE TIE ROD TO URGE THE TIE ROD AND FIRST CLAPPER ARM IN OPPOSITE DIRECTIONS TO EFFECT MOVEMENT OF THE BRAKE ARMS TOWARD THE BRAKE WHEEL TO APPLY THE BRAKE SHOES THERETO, SAID SECOND CLAPPER ARM ENGAGING THE TIE ROD, AND MAGNET MEANS FOR EFFECTING MOVEMENT OF THE CLAPPER ARMS TOWARD EACH OTHER TO EFFECT MOVEMENT OF THE TIE ROD AND FIRST CLAPPER ARM TO MOVE THE BRAKE ARMS AWAY FROM THE BRAKE WHEEL.
References Cited (Backward Citations)
US1557465A
Cited
US2925153A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-12-08 | 1968-06-08 | 1968-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-08 | 1972-06-08 | 1972-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-08 | 1976-06-08 | 1976-12-08 | $7700.00 | Window Closed / Lapsed |