US 11,185,735 B2 · System, method and apparatus for adjustable pedal crank

Abstract

A pedal assembly for an exercise and rehabilitation device can include a disk having an axis of rotation. A central aperture can be formed in the disk along the axis. Spokes can extend radially from adjacent the central aperture toward a perimeter of the disk. The disk can be formed from a first material. In addition, a crank can be coupled to one of the spokes of the disk. The crank can have a hub concentric with the central aperture. Pedal apertures can extend along a radial length of the crank. The crank can be formed from a metallic material that differs from the first material. A pedal having a spindle can be interchangeably and releasably mounted to the pedal apertures in the crank.

Claims18

Dependent claims

A pedal assembly for an exercise and rehabilitation device, the pedal assembly comprising:

a crank having a hub with an axis of rotation, a plurality of pedal apertures extending along a radial length of the crank, and a locking plate that is slidably mounted to the crank, the locking plate having a locked position wherein portions of the locking plate radially overlap portions of the pedal apertures, and an unlocked position wherein no portions of the locking plate radially overlap the pedal apertures;
a pedal having a spindle configured to be interchangeably and releasably mounted to the pedal apertures in the crank;
and
wherein the spindle comprises a circumferential slot for selectively engaging the locking plate adjacent to the pedal apertures.

1 more element

Dependencies are inferred from the claim text.

System, method and apparatus for adjustable pedal crank

Life of this patent

System, method and apparatus for adjustable pedal crank

Life of this patent

Abstract

Claims18