Adjustable stretching step

Details Adjustable stretching step Adjustable stretching step

1992-07-24

1993-08-10

Mancene, Gene

Exercise devices

Support for entire body of user

29742346, 248396, 482 52, A63B 1700

Patent

active

052343960

ABSTRACT:
A stretching step with a perimeter skirt circumscribing the platform and the height of one end of the platform can be varied by means of cylinders formed in the platform and telescoping legs which interact with the cylinders and are positioned by spring lock pins and holes in the cylinders or an alternated means to vary the height by means of a plurality of holes in the opposite sides of the perimeter skirt and a U-bar that is inserted in corresponding holes and rest in notches in the bottom edge of the perimeter skirt to obtain different height adjustments.

REFERENCES:
patent: 2566498 (1951-09-01), Rivercomb
patent: 2912046 (1959-11-01), Fuerst
patent: 3121551 (1964-02-01), Ancell et al.
patent: 3160381 (1964-12-01), Langbaum
patent: 4296694 (1981-10-01), Kobayashi
patent: 5118101 (1992-06-01), Belli
patent: 5127647 (1992-07-01), Wilkinson

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