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US 8,147,199 B2Granted
Pump and balancing cover thereof
AssigneeDelta Electronics, Inc.
InventorsShui-Fa Tsai, Hou-Chu Chen, Chin-Chu Hsu
Life of this patent
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Abstract
A balancing cover connected with a rotor structure includes a plate, a plurality of blades and at least one balancing element. A central portion of the plate has an opening. Each blade has one end connected with the plate and mounted on a circumference of the opening, and the other end connected with the rotor structure. Each blade has at least one hole, in which the balancing element is disposed.
Claims18
A balancing cover adapted to be used with a rotor structure, comprising:
- a plate disposed on the rotor structure;
- a plurality of blades mounted on the plate, and having at least one hole;
- and
- at least one balancing element disposed in the hole;
- and
- at least one positioning member coupled to a positioning portion of the rotor structure by adhering, engaging, screwing or soldering when the balancing cover is connected with the rotor structure.
3 more elements
A pump comprising:
- a rotor structure;
- and
- a balancing cover connected with the rotor structure and having a plate, a plurality of blades and at least one balancing element,
- wherein the plate is disposed on the rotor structure, the blades are mounted on the plate, and each of the blades has at least one hole in which the balancing element is disposed, and
- wherein the balancing cover further comprises at least one positioning member, coupled to at least one positioning portion of the rotor structure when the balancing cover is connected with the rotor structure.
2 more elements
Dependencies are inferred from the claim text.