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US3720113A Expired / Lapsed US ⏱️ 0.0 years remaining

Flexible continuous power transmission means

Assignee: Bosch Transmission Technology BV
•
Filing: 1971-04-06
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Granted: 1973-03-13
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Expires: 1991-04-06
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Abstract

Abstract A FLEXIBLE CONTINUOUS TRANSMISSION MEANS FOR TRANSFERING TORQUE BETWEEN V-SHAPED DISCS WHEREIN A PREDETERMINED NUMBER OF METALLIC STRIPS IS PROVIDED ALONG WHICH A PLURALITY OF V-SHAPED MEMBERS CAN SHIFT IN A LONGITUDINAL DIRECTION. THE V-SHAPED MEMBERS LINK UP AND EXTEND AROUND THE TOTAL CIRCUMFERENCE OF THE STRIPS, AND ARE BLOCKS MADE OF A NON-COMPRESSIBLE MATERIAL, SUCH AS METAL. IN THIS WAY THE TORQUE IS SUBSTANTIALLY TRANSMITTED BY THE COMPRESSIVE STRESS THROUGH THE V-SHAPED BLOCKS. THE V-SHAPED BLOCKS ARE SO SHAPED THAT THEY CAN TILT WITH RESPECT TO EACH OTHER WHEN THEY ARE ENTRAINED AROUND A DISC AND THE DIAMETER OF THE TILTING LINED IS SMALLER THAT THAT DIAMETER OF THE INNERMOST METALLIC STRIP.

Inventors

  • 👤 Doorne H Van
  • 👤 H Ludoph

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 18:03
CPC Classifications
F; F16; F16G; F16G5/00; F16G5/16

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) 1976-03-12 1976-09-11 1977-03-13 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1980-03-12 1980-09-11 1981-03-13 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1984-03-12 1984-09-11 1985-03-13 $7700.00 Window Closed / Lapsed

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