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US 2011/0084545 A1Published application
Wheel device for carrier
AssigneeKenny Cheng
InventorShun-Min Chen
Life of this patent
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Abstract
A wheel device for a carrier comprises a wheel, a shaft, a clipping fastener and a cover. The shaft passes through the wheel and has a channel at one end. The clipping fastener has a plurality of radical curved claws inwardly extending from an outer portion thereof and the claws are engaged into the channel to pivotally secure the wheel around the shaft. The cover has a connecting structure such as a snap-fit or a screw at an inner surface thereof for engaging with the clipping fastener.
Claims5
A wheel device for a carrier, comprising:
- a wheel;
- a shaft passing through the wheel and having a channel at one end;
- a clipping fastener having a plurality of radical curved claws inwardly extending from an outer portion thereof, the claws being engaged into the channel to pivotally secure the wheel around the shaft;
- and
- a cover having a connecting structure at an inner surface thereof for engaging with the clipping fastener.
2 more elements
Dependencies are inferred from the claim text.