×

Arm and leg powered cycle

  • US 4,928,986 A
  • Filed: 05/06/1988
  • Issued: 05/29/1990
  • Est. Priority Date: 05/06/1988
  • Status: Expired due to Fees
First Claim
Patent Images

1. An arm and leg-powered cycle apparatus, comprising:

  • a chassis having a forward end and a rear end and having a seat for an operator;

    an upper drive member on said chassis forward of said seat, said upper drive member linearly reciprocating through a drive stroke and a return stroks;

    a lower drive member on said chassis below said upper drive member and forward of said seat, said lower drive member linearly reciprocating through a drive stroke and a return stroke;

    a forward wheel and a rear wheel, each wheel rotatably mounted on said chassis;

    gear means connected to said rear wheel for receiving power to drive said rear wheel;

    drive gear means on said chassis spaced from and forward of said rear wheel gear means;

    an endless transmission chain slung between said rear wheel gear means and said drive gear means for transmitting motion from said drive gear member to said rear wheel;

    a freewheeling sprocket on said chassis forward of said drive gear means;

    an endless drive chain slung between said sprocket and said drive gear means; and

    one-way chain engaging means connected to said drive members for transmitting the linear motion of said upper and lower drive strokes to said drive chain to drive said rear wheel.

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