Fan, bearing and sleeve thereof
First Claim
Patent Images
1. A bearing, which is used in conjunction with a shaft and disposed in a sleeve, the bearing comprising:
- an axial hole for passing the shaft therethrough; and
a plurality of first grooves formed on a first wall of the bearing and extending to a top surface of the bearing.
1 Assignment
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Accused Products
Abstract
A bearing includes an axial hole and a plurality of first grooves. The first grooves are disposed formed on the inner wall of the bearing, and extends through the top surface and to the outer wall of the bearing. The lubricant oil originally hold in the bearing can be guided to flow around the whole bearing effectively.
19 Citations
22 Claims
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1. A bearing, which is used in conjunction with a shaft and disposed in a sleeve, the bearing comprising:
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an axial hole for passing the shaft therethrough; and a plurality of first grooves formed on a first wall of the bearing and extending to a top surface of the bearing. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A bearing comprising:
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an axial hole; and a plurality of first grooves formed on a first wall of the bearing and extending to a top surface of the bearing. - View Dependent Claims (11, 12, 13, 14, 15)
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16. A fan comprising:
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an impeller comprising a hub and a plurality of blades mounted around the hub; a stator structure comprising a magnetic element and a sleeve; a rotor structure disposed corresponding to the stator structure, wherein the rotor structure has a shaft connected to the hub; and a bearing structure disposed in the sleeve comprising; an axial hole for passing the shaft therethrough; and a plurality of first grooves formed on a first wall of the bearing and extending to a top surface of the bearing. - View Dependent Claims (17, 18, 19, 20, 21, 22)
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Specification