US3393514A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brake malfunction indicator
Assignee: Bendix Corp
•
Filing: 1966-09-26
•
Granted: 1968-07-23
•
Expires: 1986-09-26
Abstract
No abstract record available.
Inventors
- 👤 Maxwell L Cripe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:55
CPC Classifications
B; B60; B60T; B60T17/00; B60T17/18; B60T17/22; B60T17/226; B60T11/00; B60T11/10; B60T11/16; B60T11/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
FOR USE IN A MASTER CYLINDER HAVING AN OPERATOROPERATED PISTON AND A FLOATING PISTON OPERATIVELY CONNECTED THERETO TO CREATE SEPARATE PRESSURE CHAMBERS, A MEANS TO PROVIDE A WARNING OF EXCESSIVE TRAVEL OF BOTH SAID OPERATED-OPERATED PISTON AND SAID FLOATING PISTON, SAID MEANS COMPRISING: FIRST PROJECTION MEANS AFFIXED TO SAID OPERATOR-OPERATED PISTON; SECOND PROJECTION MEANS AFFIXED TO SAID FLOATING PISTON AT ITS FORWARD END; SWITCH CONTACT MEANS AFFIXED TO SAID FLOATING PISTON ON ITS REARWARD END, SAID SWITCH CONTACT MEANS BEING ALIGNED WITH FIRST PROJECTION MEANS AND NORMALLY SPACED THEREFROM; INSULATING MEANS ON SAID FLOATING PISTON TO ELECTRICALLY INSULATE SAID FLOATING PISTON, SAID SECOND PROJECTION MEANS AND SAID SWITCH CONTACT MEANS WITHIN SAID MASTER CYLINDER; AND INSULATED SWITCH CONTACT MEANS AFFIXED TO THE MASTER CYLINDER AND OPERATIVELY ARRANGED TO PROVIDE ELECTRICAL CONTACT WITH SAID FLOATING PISTON.
Claim 2
Dependent Claim
135 words
FOR USE IN A MASTER CYLINDER HAVING AN OPERATOROPERATED PISTON AND A FLOATING PISTON OPERATIVELY CONNECTED THERETO TO CREATE SEPARATE PRESSURE CHAMBERS, A MEANS TO PROVIDE A WARNING OF EXCESSIVE TRAVEL OF BOTH SAID OPERATED-OPERATED PISTON AND SAID FLOATING PISTON, SAID MEANS COMPRISING: FIRST PROJECTION MEANS AFFIXED TO SAID OPERATOR-OPERATED PISTON; SECOND PROJECTION MEANS AFFIXED TO SAID FLOATING PISTON AT ITS FORWARD END; SWITCH CONTACT MEANS AFFIXED TO SAID FLOATING PISTON ON ITS REARWARD END, SAID SWITCH CONTACT MEANS BEING ALIGNED WITH FIRST PROJECTION MEANS AND NORMALLY SPACED THEREFROM; INSULATING MEANS ON SAID FLOATING PISTON TO ELECTRICALLY INSULATE SAID FLOATING PISTON, SAID SECOND PROJECTION MEANS AND SAID SWITCH CONTACT MEANS WITHIN SAID MASTER CYLINDER; AND INSULATED SWITCH CONTACT MEANS AFFIXED TO THE MASTER CYLINDER AND OPERATIVELY ARRANGED TO PROVIDE ELECTRICAL CONTACT WITH SAID FLOATING PISTON.
References Cited (Backward Citations)
US3228194A
Cited
US3358446A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-23 | 1972-01-22 | 1972-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-23 | 1976-01-22 | 1976-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-23 | 1980-01-22 | 1980-07-23 | $7700.00 | Window Closed / Lapsed |