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US 2014/0178240 A1Published application
Bearing forming method
AssigneeAsia Vital Components Co., Ltd.
InventorWen-Hao Liu
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Abstract
A bearing forming method in which different properties of powder materials are compressed and molded in batches and then the materials are together sintered to form an integrated porous bearing. By means of the bearing forming method, the necessary material properties of a part of the bearing are enhanced. Moreover, the material cost and the manufacturing cost are greatly lowered.
Claims7
A bearing forming method comprising steps of:
- providing a first powder material and placing the first powder material into mold cavity of a first mold to compress and mold the first powder material into a first structure body;
- providing a second powder material and placing the first structure body and the second powder material into mold cavity of a second mold to compress and mold the first structure body and the second powder material to achieve a second structure body combined with the first structure body;
- and
- sintering the first and second structure bodies to form a bearing.
1 more element
Dependencies are inferred from the claim text.