US3165180A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination vehicle wheel spin and wheel slide control apparatus
Assignee: Westinghouse Bremsen GmbH
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Filing: 1961-06-22
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Granted: 1965-01-12
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Expires: 1981-06-22
Abstract
No abstract record available.
Inventors
- 👤 Inderau Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:09
CPC Classifications
B; B60; B60T; B60T8/00; B60T8/32; B60T8/72; B60T8/74
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
164 words
IN A CONTROL SYSTEM FOR PREVENTING SPINNING OF A WHEEL-AXLE UNIT OF A RAILWAY VEHICLE DUE TO EXCESSIVE APPLICATION OF PROPULSION TORQUE THERETO AND FOR PREVENTING SLIDING OF THE WHEEL-AXLE UNIT DUE TO EXCESSIVE BRAKE APPLICATION THERETO, CONTROL APPARATUS COMPRISING A ROTARY INERTIA DEVICE DRIVEN BY ROTATION OF THE WHEEL-AXLE UNIT FOR SENSING AN IMMINENT WHEEL-SPIN CONDITION OF THE WHEEL-AXLE UNIT DURING PROPULSION AND FOR SENSING AN IMMINENT WHEEL-SLIDE CONDITION OF THE WHEEL-AXLE UNIT DURING A BRAKE APPLICATION THEREON, SWITCH MEANS OPERATED BY SAID ROTARY INERTIA DEVICE FROM ONE POSITION TO ANOTHER POSITION INCIDENTAL TO SENSING THEREBY OF AN IMMINENT WHEEL-SPIN OR WHEEL-SLIDE CONDITION, FIRST ELECTRO-RESPONSIVE MEANS ELECTRICALLY CONNECTED TO SAID SWITCH MEANS AND OPERATIVE RESPONSIVELY TO ENERGIZATION UPON OPERATION OF THE SWITCH MEANS FROM ITS SAID ONE POSITION TO ITS SAID OTHER POSITION TO CUT OFF THE APPLICATION OF PROPULSION POWER TO THE WHEEL-AXLE UNIT AND EFFECT A LIGHT BRAKE APPLICATION THEREON TO PREVENT WHEEL-SPIN, SECOND ELECTRORESPONSIVE MEANS ELECTRICALLY CONNECTED TO SAID SWITCH
Claim 2
Dependent Claim
164 words
IN A CONTROL SYSTEM FOR PREVENTING SPINNING OF A WHEEL-AXLE UNIT OF A RAILWAY VEHICLE DUE TO EXCESSIVE APPLICATION OF PROPULSION TORQUE THERETO AND FOR PREVENTING SLIDING OF THE WHEEL-AXLE UNIT DUE TO EXCESSIVE BRAKE APPLICATION THERETO, CONTROL APPARATUS COMPRISING A ROTARY INERTIA DEVICE DRIVEN BY ROTATION OF THE WHEEL-AXLE UNIT FOR SENSING AN IMMINENT WHEEL-SPIN CONDITION OF THE WHEEL-AXLE UNIT DURING PROPULSION AND FOR SENSING AN IMMINENT WHEEL-SLIDE CONDITION OF THE WHEEL-AXLE UNIT DURING A BRAKE APPLICATION THEREON, SWITCH MEANS OPERATED BY SAID ROTARY INERTIA DEVICE FROM ONE POSITION TO ANOTHER POSITION INCIDENTAL TO SENSING THEREBY OF AN IMMINENT WHEEL-SPIN OR WHEEL-SLIDE CONDITION, FIRST ELECTRO-RESPONSIVE MEANS ELECTRICALLY CONNECTED TO SAID SWITCH MEANS AND OPERATIVE RESPONSIVELY TO ENERGIZATION UPON OPERATION OF THE SWITCH MEANS FROM ITS SAID ONE POSITION TO ITS SAID OTHER POSITION TO CUT OFF THE APPLICATION OF PROPULSION POWER TO THE WHEEL-AXLE UNIT AND EFFECT A LIGHT BRAKE APPLICATION THEREON TO PREVENT WHEEL-SPIN, SECOND ELECTRORESPONSIVE MEANS ELECTRICALLY CONNECTED TO SAID SWITCH
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) | 1968-01-12 | 1968-07-13 | 1969-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-12 | 1972-07-13 | 1973-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-12 | 1976-07-13 | 1977-01-12 | $7700.00 | Window Closed / Lapsed |