US3203516A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anti-skid brake control
Assignee: ZF Active Safety US Inc
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Filing: 1962-10-15
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Granted: 1965-08-31
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Expires: 1982-10-15
Abstract
No abstract record available.
Inventors
- 👤 Stelzer William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:44
CPC Classifications
B; B60; B60T; B60T8/00; B60T8/32; B60T8/321; B60T8/323; B60T13/00; B60T13/10; B60T13/58; B60T13/581; B60T8/34; B60T8/42; B60T8/4208; B60T8/4225; B60T8/4241; B60T8/72; B60T8/74
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
A VEHICLE BRAKE SYSTEM INCLUDING A SOURCE OF FLUID PRESSURE, OPERATOR CONTROLLED MEANS FOR REGULATING THE PRESSURE DELIVERED FROM SAID SOURCE OF FLUID PRESSURE, A BRAKE CYLINDER ARRANGED FOR PRESSURIZATION BY SAID SOURCE OF FLUID PRESSURE, NORMALLY DEACTIVE MEANS BETWEEN SAID SOURCE OF FLUID PRESSURE AND SAID BRAKE CYLINDER MOVABLE IN A DIRECTION OPPOSING THE TRANSMISSION OF FLUID PRESSURE FROM SAID SOURCE OF FLUID PRESSURE TO SAID BRAKE CYLINDER, THE OPPOSING MOVEMENT OF SAID LAST NAMED MEANS BEING MOTIVATED BY FLUID PRESSURE REGULATED BY SAID OPERATOR CONTROLLED MEANS, AND MEANS FOR ACTIVATING SAID LAST NAMED MEANS UPON THE OCCURRENCE OF CONDITIONS ASSOCIATED WITH EXCESSIVE BRAKE APPLICATION.
Claim 2
Dependent Claim
106 words
A VEHICLE BRAKE SYSTEM INCLUDING A SOURCE OF FLUID PRESSURE, OPERATOR CONTROLLED MEANS FOR REGULATING THE PRESSURE DELIVERED FROM SAID SOURCE OF FLUID PRESSURE, A BRAKE CYLINDER ARRANGED FOR PRESSURIZATION BY SAID SOURCE OF FLUID PRESSURE, NORMALLY DEACTIVE MEANS BETWEEN SAID SOURCE OF FLUID PRESSURE AND SAID BRAKE CYLINDER MOVABLE IN A DIRECTION OPPOSING THE TRANSMISSION OF FLUID PRESSURE FROM SAID SOURCE OF FLUID PRESSURE TO SAID BRAKE CYLINDER, THE OPPOSING MOVEMENT OF SAID LAST NAMED MEANS BEING MOTIVATED BY FLUID PRESSURE REGULATED BY SAID OPERATOR CONTROLLED MEANS, AND MEANS FOR ACTIVATING SAID LAST NAMED MEANS UPON THE OCCURRENCE OF CONDITIONS ASSOCIATED WITH EXCESSIVE BRAKE APPLICATION.
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) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |