Patent US3080733A successfully refreshed from Google Patents.
US3080733A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Misalignment coupling
Assignee: Baldwin Lima Hamilton Corp
•
Filing: 1960-12-19
•
Granted: 1963-03-12
•
Expires: 1980-12-19
Abstract
No abstract record available.
Inventors
- 👤 John H Crankshaw
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 16:31
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/50; F16D3/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
A MISALIGNMENT COUPLING FOR TRANSMITTING POWER BETWEEN A PAIR OF SHAFTS HAVING MISALIGNED AXES, SAID COUPLING COMPRISING AN INTERMEDIATE MEMBER INTERPOSED BETWEEN THE MISALIGNED SHAFTS AND ROTATABLE ABOUT ITS NORMAL AXIS, FIRST COUPLING MEMBERS MOUNTED ON THE OPPOSITE ENDS OF SAID INTERMEDIATE MEMBER FOR ROTATION ABOUT SAID NORMAL AXIS, SECOND COUPLING MEMBERS CONNECTED TO THE MISALIGNED SHAFTS, SAID SECOND COUPLING MEMBERS BEING SPACED FROM SAID FIRST COUPLING MEMBERS IN A RADIAL DIRECTION OUTWARD FROM THE NORMAL AXIS OF SAID INTERMEDIATE MEMBER, AND CIRCUMFERENTIALLY EXTENDING COILED RESILIENT MEMBERS INTERPOSED BETWEEN SAID FIRST AND SECOND COUPLING MEMBERS FOR TRANSMITTING POWER THEREBETWEEN, SAID FIRST AND SECOND COUPLING MEMBERS HAVING A PLURALITY OF AXIALLY EXTENDING RECESSES FOR ENGAGING EACH OF THE COILS OF SAID RESILIENT MEMBERS, THE RADIAL SPACING BETWEEN SAID RECESSES BEING LESS THAN THE UNRESTRAINED DIAMETER OF SAID COILS TO MAINTAIN EACH OF SAID RESILIENT MEMBERS IN RADIAL COMPRESSION.
Claim 2
Dependent Claim
147 words
A MISALIGNMENT COUPLING FOR TRANSMITTING POWER BETWEEN A PAIR OF SHAFTS HAVING MISALIGNED AXES, SAID COUPLING COMPRISING AN INTERMEDIATE MEMBER INTERPOSED BETWEEN THE MISALIGNED SHAFTS AND ROTATABLE ABOUT ITS NORMAL AXIS, FIRST COUPLING MEMBERS MOUNTED ON THE OPPOSITE ENDS OF SAID INTERMEDIATE MEMBER FOR ROTATION ABOUT SAID NORMAL AXIS, SECOND COUPLING MEMBERS CONNECTED TO THE MISALIGNED SHAFTS, SAID SECOND COUPLING MEMBERS BEING SPACED FROM SAID FIRST COUPLING MEMBERS IN A RADIAL DIRECTION OUTWARD FROM THE NORMAL AXIS OF SAID INTERMEDIATE MEMBER, AND CIRCUMFERENTIALLY EXTENDING COILED RESILIENT MEMBERS INTERPOSED BETWEEN SAID FIRST AND SECOND COUPLING MEMBERS FOR TRANSMITTING POWER THEREBETWEEN, SAID FIRST AND SECOND COUPLING MEMBERS HAVING A PLURALITY OF AXIALLY EXTENDING RECESSES FOR ENGAGING EACH OF THE COILS OF SAID RESILIENT MEMBERS, THE RADIAL SPACING BETWEEN SAID RECESSES BEING LESS THAN THE UNRESTRAINED DIAMETER OF SAID COILS TO MAINTAIN EACH OF SAID RESILIENT MEMBERS IN RADIAL COMPRESSION.
References Cited (Backward Citations)
GB191322605A
Cited
DE441425C
Cited
GB247716A
Cited
US1940884A
Cited
US2119678A
Cited
US2096039A
Cited
FR994045A
Cited
FR57041E
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-11 | 1966-09-10 | 1967-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-11 | 1970-09-10 | 1971-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-11 | 1974-09-10 | 1975-03-12 | $7700.00 | Window Closed / Lapsed |