Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
April 3, 2007
Patent Application Number
11117534
Date Filed
April 29, 2005
Patent Primary Examiner
Patent abstract
An innovative parabolic profiled rolling grooves for linear guide way is disclosed. Cross sectional profile of at least one of the ray-way and the slider grooves is configurated into a parabolic curve so as to avoid the balls to comprehensively contact the grooves and seriously increase the frictional loss. With the rolling grooves constructed as such, the mechanical durability and the loading ability can be definitely improved.
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