US3223207A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Disk brake fluid inlet and bleeding arrangement
Assignee: Bendix Corp
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Filing: 1964-11-30
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Granted: 1965-12-14
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Expires: 1984-11-30
Abstract
No abstract record available.
Inventors
- 👤 Richard T Burnett
- 👤 James J Powlas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:02
CPC Classifications
F; F16; F16D; F16D55/00; F16D55/02; F16D55/22; F16D55/224; F16D55/225; F16D55/2255; F16D2125/00; F16D2125/02; F16D2125/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
160 words
IN A BRAKE: A CYLINDER HOUSING HAVING A BORE CLOSED AT THE REAR END THEREOF, AND OPEN AT THE FRONT END THEREOF, A PISTON SLIDABLE IN SAID BORE, A RECESS IN SAID PISTON OPEN AT THE REAR END THEREOF, SAID RECESS AND SAID BORE TOGETHER DEFINING A FLUID CHAMBER, A MEMBER SECURED AT THE REAR END THEREOF TO SAID CLOSED END OF SAID BORE AND EXTENDING FORWARDLY THEREFROM INTO SAID RECESS, AUTOMATIC ADJUSTING MEANS SURROUNDING SAID MEMBER AND OPERATIVELY CONNECTED THERETO AND TO SAID PISTON FOR ADJUSTING THE RELEASED POSITION OF SAID PISTON, SAID AUTOMATIC ADJUSTING MEANS SEPARATING SAID FLUID CHAMBER INTO A FRONT PORTION WHICH IS ENTIRELY WITHIN SAID PISTON RECESS AND A REARWARD PORTION, PASSAGE MEANS COMMUNICATING SAID FRONT PORTION OF SAID FLUID CHAMBER WITH SAID REAR PORTION OF SAID FLUID CHAMBER, AND FLUID INLET PASSAGE MEANS LOCATED IN THE CLOSED END OF SAID BORE AND WITHIN SAID MEMBER OPENING INTO SAID FRONT PORTION OF SAID FLUID CHAMBER.
Claim 2
Dependent Claim
160 words
IN A BRAKE: A CYLINDER HOUSING HAVING A BORE CLOSED AT THE REAR END THEREOF, AND OPEN AT THE FRONT END THEREOF, A PISTON SLIDABLE IN SAID BORE, A RECESS IN SAID PISTON OPEN AT THE REAR END THEREOF, SAID RECESS AND SAID BORE TOGETHER DEFINING A FLUID CHAMBER, A MEMBER SECURED AT THE REAR END THEREOF TO SAID CLOSED END OF SAID BORE AND EXTENDING FORWARDLY THEREFROM INTO SAID RECESS, AUTOMATIC ADJUSTING MEANS SURROUNDING SAID MEMBER AND OPERATIVELY CONNECTED THERETO AND TO SAID PISTON FOR ADJUSTING THE RELEASED POSITION OF SAID PISTON, SAID AUTOMATIC ADJUSTING MEANS SEPARATING SAID FLUID CHAMBER INTO A FRONT PORTION WHICH IS ENTIRELY WITHIN SAID PISTON RECESS AND A REARWARD PORTION, PASSAGE MEANS COMMUNICATING SAID FRONT PORTION OF SAID FLUID CHAMBER WITH SAID REAR PORTION OF SAID FLUID CHAMBER, AND FLUID INLET PASSAGE MEANS LOCATED IN THE CLOSED END OF SAID BORE AND WITHIN SAID MEMBER OPENING INTO SAID FRONT PORTION OF SAID FLUID CHAMBER.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-13 | 1969-06-14 | 1969-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-13 | 1973-06-14 | 1973-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-13 | 1977-06-14 | 1977-12-14 | $7700.00 | Window Closed / Lapsed |