초록 ▼

A walker comprising a base unit, a support unit including a seat adapted to support a person, a frame unit coupled to the base unit and the support unit to suspend the support unit above the base unit, at least one bidirectional wheel coupled to the base unit, and at least one caster wheel coupled t

A walker comprising a base unit, a support unit including a seat adapted to support a person, a frame unit coupled to the base unit and the support unit to suspend the support unit above the base unit, at least one bidirectional wheel coupled to the base unit, and at least one caster wheel coupled to the base unit and spaced apart from the bidirectional wheel, the base unit including a base member and a brake strip coupled to the base member, the brake strip including a brake portion formed to include first and second channel bodies.

대표청구항 ▼

[ What is claimed is:] [1.] A walker comprisinga base unit,a support unit including a seat adapted to support a person,a frame unit coupled to the base unit and the support unit to suspend the support unit above the base unit,a pivot unit pivotably coupled to the base unit for movement about a pivot

[ What is claimed is:] [1.] A walker comprisinga base unit,a support unit including a seat adapted to support a person,a frame unit coupled to the base unit and the support unit to suspend the support unit above the base unit,a pivot unit pivotably coupled to the base unit for movement about a pivot axis,at least one bidirectional wheel coupled to the pivot unit so that the at least one bidirectional wheel is constrained to roll back and forth along a straight line, andat least one caster wheel coupled to the base unit and spaced apart from the bidirectional wheel.