Radiator fin formed by sintering operation
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United States of America Patent
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Jan 27, 2004
Grant Date -
N/A
app pub date -
Feb 20, 2003
filing date -
Feb 20, 2003
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
This invention relates to a radiator fin formed by sintering operation, which comprises a base board formed by means of powder metallurgical sintering and a radiator fin formed by the bent metal sheet. The base board has a plurality of equidistant trenches. The radiator fin is bent in the form of continued rectangles to form a hollow grille with multiple segments. The bottom segment of the radiator fin is milled into a slot, which is fit into the base board. The middle of the base of the said radiator fin is fit perfectly into the trench on the base board. By dint of skrinkage occurred during the sintering operation of the base board, and becomes an integral part of the base board.
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