Patent ID: 6557571
Filing Date: 2003-05-06
Classification: A61H,F16B

Abstract:
A crutch adjustable in length comprising a first elongated straight rod constituting an upper bow and a second elongated straight rod constituting a lower bow, the upper bow having an underarm support attached to the top thereof, a hand grip attached to the upper and lower bow and extending there from at a point spaced from the underarm support, wherein:the upper bow has a series of parallel notches formed in at least one side thereof, the notches spaced longitudinally along the length thereof and perpendicular to a central axis of the upper bow the lower bow has a series of parallel notches formed in at least one side thereof, the notches spaced longitudinally along the length thereof and perpendicular to a central axis of the lower bow the upper bow and lower bow being positioned with each of their central axis parallel, with the side of the upper bow containing notches and the side of the lower bow containing notches facing each other and being in contact, the lower bow extending beyond the lower end of the upper bow and the upper bow extending above the upper end of the lower bow, the upper bow and the lower bow being held in contact by collars attached to the lower end of the upper bow and the upper end of the lower bow, each collar enclosing the upper and lower bow with the bow not attached free to slide longitudinally through an opening in said collar, and at least one notch on the upper bow and one notch on the lower bow being adjacent with a first pin positioned in said adjacent notches, said first pin holding the upper and lower bow in a fixed but adjustable longitudinal relationship.