Patent US3104482A successfully refreshed from Google Patents.
Patent US3079773A successfully refreshed from Google Patents.
US3079773A
Expired / Lapsed
US
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Coupling
Assignee: Rexnord Industries LLC
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Filing: 1961-04-20
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Granted: 1963-03-05
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Expires: 1981-04-20
Abstract
No abstract record available.
Inventors
- 👤 Schmitter A Louise
- 👤 Robert V Abendroth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:18
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/50; F16D3/52; F16D3/56
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
A COUPLING FOR CONNECTING DRIVING AND DRIVEN SHAFTS COMPRISING A PAIR OF HUB MEMBERS CONNECTABLE TO SAID DRIVING AND DRIVEN SHAFTS FOR ROTATION THEREWITH, EACH OF SAID HUBS BEING PROVIDED WITH A PLURALITY OF AXIALLY EXTENDING TEETH HAVING THEIR ADJACENT SIDE FACES DEFINING SLOTS THEREBETWEEN, SAID SLOTS BEING TAPERED TO DIVERGE OUTWARDLY FROM THE AXIS OF ROTATION OF THE HUB; AND A SERPENTINE, METALLIC GRID INTERLACING ADJACENT SLOTS IN SAID HUBS TO FORM A RESILIENT TORQUE TRANSMITTING ELEMENT BETWEEN SAID HUBS, SAID GRID HAVING RUNGS OF A TAPERED CROSSSECTION SUBSTANTIALLY MATING WITH THE TAPERED SIDES OF THE SLOTS AND END LOOPS CONNECTING SAID RUNGS IN AN AREA AXIALLY DISPLACED FROM THE HUB TEETH.
Claim 2
Dependent Claim
113 words
A COUPLING FOR CONNECTING DRIVING AND DRIVEN SHAFTS COMPRISING A PAIR OF HUB MEMBERS CONNECTABLE TO SAID DRIVING AND DRIVEN SHAFTS FOR ROTATION THEREWITH, EACH OF SAID HUBS BEING PROVIDED WITH A PLURALITY OF AXIALLY EXTENDING TEETH HAVING THEIR ADJACENT SIDE FACES DEFINING SLOTS THEREBETWEEN, SAID SLOTS BEING TAPERED TO DIVERGE OUTWARDLY FROM THE AXIS OF ROTATION OF THE HUB; AND A SERPENTINE, METALLIC GRID INTERLACING ADJACENT SLOTS IN SAID HUBS TO FORM A RESILIENT TORQUE TRANSMITTING ELEMENT BETWEEN SAID HUBS, SAID GRID HAVING RUNGS OF A TAPERED CROSSSECTION SUBSTANTIALLY MATING WITH THE TAPERED SIDES OF THE SLOTS AND END LOOPS CONNECTING SAID RUNGS IN AN AREA AXIALLY DISPLACED FROM THE HUB TEETH.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-04 | 1966-09-03 | 1967-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-04 | 1970-09-03 | 1971-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-04 | 1974-09-03 | 1975-03-05 | $7700.00 | Window Closed / Lapsed |