Smart caster having function of preventing free rolling
AssigneesSunwoong CHOI, Hyunmin BAE, Sooho PYO
InventorSooho PYO
Life of this patent
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Abstract
Disclosed therein is a smart caster having a function of preventing free rolling, which prevents a rotation irrelevant to a user's intention in a stopped state. The smart caster includes: a wheel part having a wheel rotatably joined to a wheel shaft and a bearing interposed between the wheel and the wheel shaft; and a braking part rotatably joined to the wheel shaft, the braking part getting in contact with a wheel inner wall in a stopped state to provide braking force to the wheel and releasing a contact state between the braking part and the wheel inner wall in a rolling state of the wheel to remove the braking force of the wheel.
Claims7
A smart caster having a function of preventing free rolling, the smart caster comprising:
- a wheel part having a wheel rotatably joined to a wheel shaft and a bearing interposed between the wheel and the wheel shaft;
- and
- a braking part rotatably joined to the wheel shaft, the braking part getting in contact with a wheel inner wall in a stopped state to provide braking force to the wheel and releasing a contact state between the braking part and the wheel inner wall in a rolling state of the wheel to remove the braking force of the wheel.
Dependencies are inferred from the claim text.