METHOD FOR PRODUCING METAL ELEMENTS, IN PARTICULAR SEALING ELEMENTS
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United States of America Patent
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Issued Date -
Mar 22, 2012
app pub date -
May 20, 2010
filing date -
May 22, 2009
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A method for producing metallic elements, and more particularly sealing elements, wherein a sheet metal strip or a foil strip having a predefinable length, width, and thickness is generated and the sheet metal strip or foil strip is formed to obtain a tube, the mutually opposing end regions or parts, or the entire contact surface of the sheet metal strip or foil strip, are connected to each other non-positively or positively or by bonding, or combinations thereof, and the entire length of the tube, or portions thereof, is subjected to a mechanical shape-forming process so that predefinable contours are introduced into the outer or inner circumferential surface of the tube in defined locations by a means, and the tube is divided into an appropriate number of individual elements, and in particular sealing elements, especially sealing rings for turbochargers.
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