Step stool, hinge and method

Details Step stool, hinge and method Step stool, hinge and method

2007-12-25

2007-12-25

Chin-Shue, Alvin (Department: 3634)

Fire escape, ladder, or scaffold

Ladder with pivoted prop

C182S163000

Reexamination Certificate

active

11264105

ABSTRACT:
A folding step stool includes a hinge mechanism. The step stool includes a first section connected to the hinge mechanism. The first section having a bottom step. The step stool includes a second section connected to the hinge mechanism. The step stool includes a third section connected to the hinge mechanism, wherein when the folding step is in and unfolded state, the first and second sections form a base on a floor and are in angular relationship with each other, and the third section extends upward from the hinge mechanism relative to the first section, and when the first, second and third sections are in a folded state, they are essentially in parallel with each other, are no more than ¾ as tall and ½ as long as when the step stool is in the unfolded state. A method for using a folding step stool. A hinge for a folding step stool having a folded and unfolded state and having a top rail, front rail and rear rail. A method for using a folding step stool.

REFERENCES:
patent: 3768592 (1973-10-01), Higgins
patent: 4483415 (1984-11-01), Disston et al.

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