Bearing device
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United States of America Patent
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Jan 4, 2011
Grant Date -
May 15, 2008
app pub date -
Sep 10, 2005
filing date -
Sep 17, 2004
priority date (Note) -
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Abstract
Bearing device (1) with a first bearing part (2) and a second bearing part (3) which cooperate in bearing contact, wherein the first bearing part (2) and the second bearing part (3) is each provided with a surface layer (21, 31), wherein the hardness of the surface layer (21) of the first bearing part (2) is greater than the hardness of the surface layer (31) of the second bearing part (3).
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