Miscellaneous hardware (e.g. – bushing – carpet fastener – caster – Casters – Spring supported
Reexamination Certificate
2006-02-07
2010-02-09
Mah, Chuck Y. (Department: 3677)
Miscellaneous hardware (e.g., bushing, carpet fastener, caster,
Casters
Spring supported
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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Mah Chuck Y.
Robinson Jill L.
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