METHOD AND DEVICE FOR PRODUCING SEALING RINGS
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United States of America Patent
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Issued Date -
Mar 7, 2013
app pub date -
Jan 26, 2011
filing date -
May 10, 2010
priority date (Note) -
Abandoned
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Abstract
The invention relates to a method for producing sealing rings open to the outside or to the inside, which method comprises the steps of providing a tube, arranging the wall of the tube between at least one first roller that is parallel to the tube and has a first outside contour, and at least one second roller that is parallel to the tube and has a second outside contour; carrying out a relative movement of the at least one first roller and the at least one second roller towards each other; forming at least one sealing ring by a relative movement of the wall of the tube between the at least one first roller and the at least one second roller, wherein the cross-section of the at least one sealing ring is defined substantially by the space between the first and second outside contours; and severing the at least one sealing ring from the tube. The invention also relates to a device for carrying out the method and to a selling ring produced in said manner.
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