Walker wheel interface

Miscellaneous hardware (e.g. – bushing – carpet fastener – caster – Casters – Spring supported

Reexamination Certificate

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Details

C280S087021, C280S087051

Reexamination Certificate

active

07657968

ABSTRACT:
An improved wheel interface for walkers that includes a spring interface connection between the frame of the walker and the wheel assembly. The walker is able to better absorb shocks that occur when encountering an obstacle such as a curb, allowing the user to avoid the necessity of allowing the walker to fall or to risk falling himself.

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patent: 5172715 (1992-12-01), Webb
patent: 5816593 (1998-10-01), Che
patent: 6318392 (2001-11-01), Chen
patent: 6834872 (2004-12-01), Chen
patent: 2004/0107534 (2004-06-01), Hsiao

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