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US3605440A Expired / Lapsed US ⏱️ 0.0 years remaining

Flexible coupling

Assignee: Individual
•
Filing: 1970-05-04
•
Granted: 1971-09-20
•
Expires: 1990-05-04
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Abstract

Abstract A FLEXIBLE COUPLING WHEREIN A PAIR OF HUB MEMBERS HAVING TAPERED BORES EACH ENCIRCLES A SPLIT TAPERED BUSHING PROJECTING AXIALLY FROM ONE SIDE THEREOF AND HAVING A NORMAL SLIDE FIT ON A SHAFT. AN ANNULAR CLAMP PLATE IS CARRIED BY EACH HUB MEMBER AND HAS AN INNER MARGINAL PORTION ABUTTING THE PROJECTING END OF THE ADJACENT BUSHING AND AN OUTER MARGINAL PORTION FOR CLAMPING A MARGIN OF A FLEXIBLE ANNULAR TORQUE-TRANSMITTING MEMBER AGAINST A MARGIN OF THE COOPERATING HUB MEMBER WHEN ADVANCED TOWARD SAID HUB MEMBER, WHEREBY TO CONNECT SAID BUSHING, HUB AND FLEXIBLE MEMBER IN DRIVE-TRANSMITTING RELATION. CONNECTOR MEANS ARE CARRIED BY EACH HUB AND ENGAGE THE ASSOCIATED BUSHING TO DEFINE A SUB-ASSEMBLY OF A BUSHING, A HUB AND A CLAMP PLATE WHICH ACCOMMODATES LIMITED RELATIVE AXIAL MOVEMENT OF SAID HUB AND BUSHING AND MAINTAINS THE SAME IN SUBSTANTIALLY COAXIAL RELATION AT ALL TIMES.

Inventors

  • 👤 David Firth

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 16:49
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/50; F16D3/72; F16D3/74; F16D2003/745

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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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) 1974-09-19 1975-03-21 1975-09-20 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-09-19 1979-03-21 1979-09-20 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-09-19 1983-03-21 1983-09-20 $7700.00 Window Closed / Lapsed

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