US3189151A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Torque transmitting means
Assignee: Ford Motor Co
•
Filing: 1961-07-03
•
Granted: 1965-06-15
•
Expires: 1981-07-03
Abstract
No abstract record available.
Inventors
- 👤 Arthur F Sullivan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:41
CPC Classifications
F; F16; F16D; F16D25/00; F16D25/04; F16D25/042; F16D25/044
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
A TORQUE ESTABLISHING DEVICE COMPRISING A FIRST MEMBER HAVING AN AXIALLY EXTENDING FLANGE PORTION, A SECOND MEMBER SPACED RADIALLY INWARDLY OF SAID FLANGE PORTION AND POSITIONED AXIALLY BETWEEN THE ENDS OF SAID FLANGE PORTION, MEANS SUPPORTING SAID FIRST AND SECOND MEMBERS FOR RELATIVE ROTATION, SAID FIRST MEMBER FURTHER INCLUDING A FLEXIBLE DIAPHRAGM SECURED AROUND ITS PERIPHERY TO SAID FLANGE PORTION AT ONE END THEREOF ADJACENT SAI SECOND MEMBER, MEANS FOR SEALING SAID FIRST MEMBER TO FORM AN EXPANSIBLE FLUID TIGHT CHAMBER ENCLOSING SAID SECOND MEMBER, AND MEANS FOR VARYING THE FLUID PRESSURE WITHIN THE CHAMBER OF SAID FIRST MEMBER FOR DEFORMING SAID DIAPHRAGM INTO AXIAL ENGAGEMENT WITH SAID SECOND MEMBER TO CREATE A TORQUE ESTABLISHING RELATIONSHIP BETWEEN SAID FIRST AND SECOND MEMBERS.
Claim 2
Dependent Claim
122 words
A TORQUE ESTABLISHING DEVICE COMPRISING A FIRST MEMBER HAVING AN AXIALLY EXTENDING FLANGE PORTION, A SECOND MEMBER SPACED RADIALLY INWARDLY OF SAID FLANGE PORTION AND POSITIONED AXIALLY BETWEEN THE ENDS OF SAID FLANGE PORTION, MEANS SUPPORTING SAID FIRST AND SECOND MEMBERS FOR RELATIVE ROTATION, SAID FIRST MEMBER FURTHER INCLUDING A FLEXIBLE DIAPHRAGM SECURED AROUND ITS PERIPHERY TO SAID FLANGE PORTION AT ONE END THEREOF ADJACENT SAI SECOND MEMBER, MEANS FOR SEALING SAID FIRST MEMBER TO FORM AN EXPANSIBLE FLUID TIGHT CHAMBER ENCLOSING SAID SECOND MEMBER, AND MEANS FOR VARYING THE FLUID PRESSURE WITHIN THE CHAMBER OF SAID FIRST MEMBER FOR DEFORMING SAID DIAPHRAGM INTO AXIAL ENGAGEMENT WITH SAID SECOND MEMBER TO CREATE A TORQUE ESTABLISHING RELATIONSHIP BETWEEN SAID FIRST AND SECOND MEMBERS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-06-14 | 1968-12-14 | 1969-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-14 | 1972-12-14 | 1973-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-14 | 1976-12-14 | 1977-06-15 | $7700.00 | Window Closed / Lapsed |