Combination of a chair and pedaling device

Claim 1

In combination, a chair having an underside, a pedaling device secured to the underside of said chair, said pedaling device comprising a movable base, a substantially upright member secured to said base, a ball-bearing housing secured to said upright member, a shaft rotatably mounted in said housing, a pair of pedal levers secured to the ends of the shaft, respectively, pedals rotatable on the free ends of said levers, means for adjustably applying countertension, comprising an arcuate member mounted in said housing intermediate said shaft and said housing and extending the length of said housing, said housing having a transverse threaded bore, a screw threadedly engaging with said threaded bore for applying countertension to said arcuate member and thereby to said shaft, a locknut on said screw for securing said screw from displacement after adjustment, means for adjusting the distance of the pedaling device relative to the chair comprising a plurality of hollow members telescoping one into another, means for securing said hollow members to one another to obtain a desired length, means for pivotally securing the telescoping member with its one end to the underside of said chair, and means for adjustably securing its other end to said base, said means for adjustably securing said other end to said base comprising a pair of semi-circular blocks of flexible steel having aligned holes therethrough, said other end likewise being provided with a hole, said blocks and said other end being formed with teeth extending radially from said holes, the teeth of said blocks being engageable with the teeth of said other end and screw means extending through said holes for securing said other end in said desired position, relative to said chair.