Patent US3358446A successfully refreshed from Google Patents.
US3358446A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brake warning device
Assignee: Bendix Corp
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Filing: 1965-10-22
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Granted: 1967-12-19
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Expires: 1985-10-22
Abstract
No abstract record available.
Inventors
- 👤 Harvey E Wortz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:12
CPC Classifications
B; B60; B60T; B60T17/00; B60T17/18; B60T17/22; B60T17/226
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
A SPLIT BRAKE SYSTEM COMPRISING: A SPLIT SYSTEM MASTER CYLINDER HAVING FIRST AND SECOND ACTUATING CHAMBERS THEREIN; FIRST AND SECOND BRAKE ASSEMBLY MEANS; A VALVE HAVING A FIRST FLUID CHAMBER, A SECOND FLUID CHAMBER AND A THIRD FLUID CHAMBER; A PRESSURE RESPONSIVE MEMBER COMMUNICATED TO SAID THIRD CHAMBER; FIRST CONDUIT MEANS COMMUNICATING SAID FIRST ACTUATING CHAMBER, SAID FIRST FLUID CHAMBER AND SAID FIRST BRAKE ASSEMBLY MEANS WITH EACH OTHER; SECOND CONDUIT MEANS COMMUNICATING SAID SECOND ACTUATING CHAMBER, SAID SECOND FLUID CHAMBER AND SAID SECOND BRAKE ASSEMBLY MEANS WITH EACH OTHER; SAID VALVE FURTHER COMPRISING MEANS FOR NORMALLY MAINTAINING SAID FIRST, SECOND AND THIRD CHAMBERS CUT OFF FROM EACH OTHER, FOR COMMUNICATING SAID THIRD FLUID CHAMBER WITH
Claim 2
Dependent Claim
116 words
A SPLIT BRAKE SYSTEM COMPRISING: A SPLIT SYSTEM MASTER CYLINDER HAVING FIRST AND SECOND ACTUATING CHAMBERS THEREIN; FIRST AND SECOND BRAKE ASSEMBLY MEANS; A VALVE HAVING A FIRST FLUID CHAMBER, A SECOND FLUID CHAMBER AND A THIRD FLUID CHAMBER; A PRESSURE RESPONSIVE MEMBER COMMUNICATED TO SAID THIRD CHAMBER; FIRST CONDUIT MEANS COMMUNICATING SAID FIRST ACTUATING CHAMBER, SAID FIRST FLUID CHAMBER AND SAID FIRST BRAKE ASSEMBLY MEANS WITH EACH OTHER; SECOND CONDUIT MEANS COMMUNICATING SAID SECOND ACTUATING CHAMBER, SAID SECOND FLUID CHAMBER AND SAID SECOND BRAKE ASSEMBLY MEANS WITH EACH OTHER; SAID VALVE FURTHER COMPRISING MEANS FOR NORMALLY MAINTAINING SAID FIRST, SECOND AND THIRD CHAMBERS CUT OFF FROM EACH OTHER, FOR COMMUNICATING SAID THIRD FLUID CHAMBER WITH
References Cited (Backward Citations)
US3228194A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-18 | 1971-06-19 | 1971-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-18 | 1975-06-19 | 1975-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-18 | 1979-06-19 | 1979-12-19 | $7700.00 | Window Closed / Lapsed |