Step canes

Details Step canes Step canes

1993-12-21

1995-01-31

Mai, Lanna

Tent, canopy, umbrella, or cane

Canes, sticks, crutches, and walking aids

135 70, 135 74, A45B 100

Patent

active

053851633

ABSTRACT:
Step canes for assisting a person in walking up and down stairs comprising an elongated and rigid cane for supporting the attitude of a user, the cane having a tip end adapted to contact a walking surface, a handle end adapted to provide a user a firm grip, and a downwardly extending intermediate portion therebetween; a platform rotatably coupled to the intermediate portion of the cane, the platform operable in an extended position to allow a user to walk up and down stairs and in a retracted position to allow a user to walk on a generally level surface; and a controller mechanism coupled between the cane and platform to place the platform in either the extended or retracted position.

REFERENCES:
patent: D324944 (1992-03-01), Stupak
patent: 2642074 (1953-06-01), Pedley et al.
patent: 4044784 (1977-08-01), Smith
patent: 4062371 (1977-12-01), Bolen
patent: 4091828 (1978-05-01), Jorgensen
patent: 4258735 (1981-03-01), Meade
patent: 4274430 (1981-06-01), Schaaf et al.
patent: 4884587 (1989-12-01), Mungons
patent: 4977914 (1990-12-01), Smerker
patent: 5056545 (1991-10-01), Spaeth

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