Helical gear pairing for a helical gear unit, pairing and use thereof
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United States of America Patent
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-
Jan 10, 2023
Grant Date -
Nov 29, 2018
app pub date -
May 23, 2018
filing date -
May 24, 2017
priority date (Note) -
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status (Latency Note)
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Abstract
A gear pairing for a helical gear unit or a spur gear unit, comprising a first gear with a first toothing portion, and a second gear with a second toothing portion, wherein the first gear has a first axis and the second gear has a second axis, which enclose a shaft angle, which is between 0 and 90°, the first toothing portion and the second toothing portion can be brought into meshing engagement and, when engaged, form an involute toothing, the materials of the first and second toothing portions are chosen so that, when engaged, a material pairing metal/plastic results, and the toothing portion made of plastic has a first helix angle and the toothing portion made of metal has a second helix angle.
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