Patent ID: 6358190
Filing Date: 2002-03-19
Classification: A61F,A61H,A63B

Abstract:
An adjustable radius articulated joint for a gym machine and knee tutor, comprising:first and second cover plates (1, 8) fixed together in spaced relationship, the first cover plate (1) having a femorial arm (1.1) adapted for attachment to the gym machine; a first plate (6) having a distal arm (6.1), a second plate (5) and a third plate (3) all fixed together to rotate between the first and second cover plates (1, 8); wherein the first plate (6) and the second plate (5) each have a segment (4,7) put on the top and fixed together to rotate on the third plate (3); the segment (7) of the first plate (6) having a first slot (10) continuing into the first plate (6); a center pin (1.2) fixed to the first cover plate (1) for the first, second and third plates (6,5,3) and for the segments (4,7); the first cover plate (1) having a peripheral pin (1.3) inserted in a peripheral hole (1.4) slidably engaged in the first slot (10); and an adjustment screw (18) engaged between the first plate (6) and the segment of the first plate (6) to personalize the joint for use on a knee of a user.