US3268271A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cyclic air valve for preventing wheel skid
Assignee: Motors Liquidation Co
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Filing: 1964-06-01
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Granted: 1966-08-23
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Expires: 1984-06-01
Abstract
No abstract record available.
Inventors
- 👤 Siegfried L Yackle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:20
CPC Classifications
B; B60; B60T; B60T8/00; B60T8/32; B60T8/34; B60T8/341; B60T8/342; B60T8/321; B60T8/3295; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86389; Y10T137/86405; Y10T137/86413; Y10T137/86493; Y10T137/86574; Y10T137/86622; Y10T137/8663
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
AN ANTI-SKID DEVICE FOR AN AIR-OPERATED BRAKING SYSTEM, SAID DEVICE COMPRISING: A CHAMBER; INLET MEANS FOR A PRESSURE SOURCE INTO SAID CHAMBER; OUTLET MEANS FROM SAID CHAMBER TO A FLUID OPERABLE DEVICE; EXHAUST MEANS FROM SAID CHAMBER TO THE ATMOSPHERE; FORCE RESPONSIVE MEANS REACTING TO FORCE DIFFERENTIALS PLACED THEREON TO MOVE TRANSLATIONALLY; AND VALVE MEANS MOUNTED INDEDENDENT OF SAID FORCE RESPONSIVE MEANS AND OPERABLE BY SAID PRESSURE RESPONSIVE MEANS THROUGH A LOST MOTION CONNECTION BETWEEN SAID FORCE RESPONSIVE MEANS AND SAID VALVE MEANS WHEN SAID FORCE RESPONSIVE MEANS MOVES A PREDETERMINED DISTANCE TO SELECTIVELY ROUTE PRESSURE FROM SAID INLET MEANS TO SAID OUTLET MEANS AND FROM SAID OUTLET MEANS TO SAID EXHAUST MEANS THEREBY PREVENTING THE AIR-OPERATED BRAKING SYSTEM FROM BEING CONSTANTLY RESPONSIVE TO PRESSURE FROM SAID PRESSURE SOURCE.
Claim 2
Dependent Claim
129 words
AN ANTI-SKID DEVICE FOR AN AIR-OPERATED BRAKING SYSTEM, SAID DEVICE COMPRISING: A CHAMBER; INLET MEANS FOR A PRESSURE SOURCE INTO SAID CHAMBER; OUTLET MEANS FROM SAID CHAMBER TO A FLUID OPERABLE DEVICE; EXHAUST MEANS FROM SAID CHAMBER TO THE ATMOSPHERE; FORCE RESPONSIVE MEANS REACTING TO FORCE DIFFERENTIALS PLACED THEREON TO MOVE TRANSLATIONALLY; AND VALVE MEANS MOUNTED INDEDENDENT OF SAID FORCE RESPONSIVE MEANS AND OPERABLE BY SAID PRESSURE RESPONSIVE MEANS THROUGH A LOST MOTION CONNECTION BETWEEN SAID FORCE RESPONSIVE MEANS AND SAID VALVE MEANS WHEN SAID FORCE RESPONSIVE MEANS MOVES A PREDETERMINED DISTANCE TO SELECTIVELY ROUTE PRESSURE FROM SAID INLET MEANS TO SAID OUTLET MEANS AND FROM SAID OUTLET MEANS TO SAID EXHAUST MEANS THEREBY PREVENTING THE AIR-OPERATED BRAKING SYSTEM FROM BEING CONSTANTLY RESPONSIVE TO PRESSURE FROM SAID PRESSURE SOURCE.
References Cited (Backward Citations)
FR1050925A
Cited
US2907607A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-22 | 1970-02-21 | 1970-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-22 | 1974-02-21 | 1974-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-22 | 1978-02-21 | 1978-08-23 | $7700.00 | Window Closed / Lapsed |