US3224815A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brake control valve and system
Assignee: Berg Manufacturing and Sales Co
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Filing: 1963-11-13
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Granted: 1965-12-21
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Expires: 1983-11-13
Abstract
No abstract record available.
Inventors
- 👤 Horowitz Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 01:42
CPC Classifications
B; B60; B60T; B60T13/00; B60T13/10; B60T13/24; B60T13/26; B60T13/38; B60T15/00; B60T15/02; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86919; Y10T137/877; Y10T137/87708; Y10T137/8778
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
156 words
A BRAKE CONTROL VALVE COMPRISING A HOUSING, A FIRST INLET IN SAID HOUSING, A SECOND INLET IN SAID HOUSING, A PRESSURE OUTLET IN SAID HOUSING, AN EXHAUST OUTLET IN SAID HOUSING, A VALVE POSITIONED IN SAID HOUSING TO CONTROL COMMUNICATION BETWEEN SAID FIRST INLET AND SAID PRESSURE OUTLET, A SECOND VALVE POSITIONED IN SAID HOUSING TO CONTROL COMMUNICATION BETWEEN SAID SECOND INLET AND SAID PRESSURE OUTLET, A VALVE-OPERATING MEMBER HAVING A NORMAL POSITION, SAID EXHAUST OUTLET AND PRESSURE OUTLET BEING IN COMMUNICATION WHEN SAID OPERATING MEMBER IS IN SAID NORMAL POSITION, SAID OPERATING MEMBER BEING MOVABLE IN ONE DIRECTION FROM SAID NORMAL POSITION TO SEAL SAID EXHAUST OUTLET FROM SAID PRESSURE OUTLET AND TO OPEN COMMUNICATION BETWEEN SAID FIRST INLET AND SAID PRESSURE OUTLET, SAID OPERATING MEMBER BEING MOVABLE IN AN OPPOSITE DIRECTION FROM SAID NORMAL POSITION TO SEAL SAID EXHAUST OUTLET FROM SAID PRESSURE OUTLET AND TO OPEN COMMUNICATION BETWEEN SAID SECOND INLET AND SAID
Claim 2
Dependent Claim
156 words
A BRAKE CONTROL VALVE COMPRISING A HOUSING, A FIRST INLET IN SAID HOUSING, A SECOND INLET IN SAID HOUSING, A PRESSURE OUTLET IN SAID HOUSING, AN EXHAUST OUTLET IN SAID HOUSING, A VALVE POSITIONED IN SAID HOUSING TO CONTROL COMMUNICATION BETWEEN SAID FIRST INLET AND SAID PRESSURE OUTLET, A SECOND VALVE POSITIONED IN SAID HOUSING TO CONTROL COMMUNICATION BETWEEN SAID SECOND INLET AND SAID PRESSURE OUTLET, A VALVE-OPERATING MEMBER HAVING A NORMAL POSITION, SAID EXHAUST OUTLET AND PRESSURE OUTLET BEING IN COMMUNICATION WHEN SAID OPERATING MEMBER IS IN SAID NORMAL POSITION, SAID OPERATING MEMBER BEING MOVABLE IN ONE DIRECTION FROM SAID NORMAL POSITION TO SEAL SAID EXHAUST OUTLET FROM SAID PRESSURE OUTLET AND TO OPEN COMMUNICATION BETWEEN SAID FIRST INLET AND SAID PRESSURE OUTLET, SAID OPERATING MEMBER BEING MOVABLE IN AN OPPOSITE DIRECTION FROM SAID NORMAL POSITION TO SEAL SAID EXHAUST OUTLET FROM SAID PRESSURE OUTLET AND TO OPEN COMMUNICATION BETWEEN SAID SECOND INLET AND SAID
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) | 1968-12-20 | 1969-06-21 | 1969-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-20 | 1973-06-21 | 1973-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-20 | 1977-06-21 | 1977-12-21 | $7700.00 | Window Closed / Lapsed |