ES1024017U - Stair stepper, foldable and adjustable. (Machine-translation by Google Translate, not legally binding) - Google Patents

Abstract

Stair stepper, folding and adjustable that being planned for the user exercise action of climbing ladders, providing their feet above for supports who are constantly pulled toward position to be overcome with the appropriate effort essentially is characterized in that constitutes from two racks formed by sendos rails rectangulares articulated each other, when in use occupy one of them, a vertical situation supporting at its lower end in a crosspiece solidarity that, while the other mouths in proximity to that vertical bottom of frame and are placed on this obliquely and supporting for your end in another solidario sill thereto; provision having been made on a zone near the lower end of the frame vertical will hinged sideways sendos brazos determining media footholds user, these being in an inclined position with upward orientation towards the free end and required by two springs articulated by your other end to side] own vertical casting, said muelles likely to be tires, mechanical or otherwise, and being carriers in their butts joint bearings with a lug topped in a sort of susceptible pivot linked to the respective arm, in one of the multiple slots planned to effect in a sort of strip of solidarity to their arm so that the positioning in one or another of these slots involves adjusting the resistance to be overcome the user through the alternative effort to your feet lever on forming linked to those arms docks. (Machine-translation by Google Translate, not legally binding)