×

Motion or force take-off device for motor vehicles

  • US 4,987,962 A
  • Filed: 06/03/1988
  • Issued: 01/29/1991
  • Est. Priority Date: 06/18/1987
  • Status: Expired due to Term
First Claim
Patent Images

1. A power transmission device for transmitting power from a motor vehicle wheel to a driven machine, or from a driving machine to said motor vehicle wheel, comprising:

  • a box frame, two parallel pulley shafts mounted for rotation in said box frame, each of said pulley shafts having a cylindrical outside surface extending along an axis, circular shaft ribs disposed on said outside surface which extend in juxtaposed planes perpendicular to said axes, an endless belt extending between and surrounding said pulley shafts, said belt having an inner surface provided with longitudinal juxtaposed belt ribs interfitting with said shaft ribs, said belt having a width at least as great as the width of the motor vehicle wheel and having an outside surface frictionally engaging said wheel, a distance between said pulley shafts causing said wheel to bear on said pulley shafts and on a portion of said belt facing said wheel and extending between said pulley shafts, at least one of said pulley shafts being connected to said driven or driving machine, a bottom frame lying under said box frame, said box frame being pivotally mounted on said bottom frame about a swivel axis, said swivel axis being substantially perpendicular to said belt and extending in a plane transverse to said pulley shafts, situated in an axially median region thereof.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×