Stationary exercise bicycle

  • US 5,423,728 A
  • Filed: 10/30/1992
  • Issued: 06/13/1995
  • Est. Priority Date: 10/30/1992
  • Status: Expired due to Term
First Claim
Patent Images

1. A stationary exercise bicycle comprising:

  • (a) a frame having front and rear ground support elements, front and rear sockets, front and rear upstanding posts respectively supporting the front and rear sockets, and elements engaging at least one of the posts for forming two triangulated structures between the ground support elements and at least a first one of the posts, the posts and the triangulated structures being formed substantially entirely of hollow members of polygonal cross-section;

    (b) a seat socket adjustably supported in the rear socket at a selected elevation relative to the frame, the seat socket including a cylindrical hollow member having a polygonal cross-section, the hollow member being approximately horizontally disposed;

    (c) a seat assembly slidably movable forwardly and rearwardly in the seat socket and being maintained by the hollow member in a fixed orientation;

    (d) a latch for fixably securing the seat assembly relative to the seat socket;

    (e) a pedal mechanism on the frame; and

    (f) a handlebar adjustably supported in the front socket at a selected elevation relative to the frame, and having;

    (i) first handle means comprising outwardly directed elements and spaced apart forwardly directed elements; and

    (ii) second handle means comprising a loop member forwardly extending from the outwardly directed elements, the loop member being spaced inwardly from the forwardly directed elements of the first handle means, the handlebar being capable of use by being grasped by a rider of the bicycle at the forwardly directed elements, being grasped by the rider at the loop member, and being engaged by arms of the rider resting on the loop member, the arms also contacting the forwardly directed elements of the first handle means.

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