Metal working – Method of mechanical manufacture – Process for making bearing or component thereof
Reexamination Certificate
2011-01-18
2011-01-18
Bryant, David P (Department: 3726)
Metal working
Method of mechanical manufacture
Process for making bearing or component thereof
C029S898043, C029S898047, C029S899000, C029S898120
Reexamination Certificate
active
07870673
ABSTRACT:
Provided is a method of manufacturing a spherical bearing having an inside member with a metal ball portion and an outside member having a ball support portion enclosing and supporting the ball portion of the inside member and connected to the inside member swingably or rotatably relative to each other, including the steps of performing injection molding in which the ball portion of the inside member is inserted as a core in a mold to mold a resin liner covering the ball portion, molding the outside member covering the resin liner by a casting in which the ball portion and the resin liner are inserted as a core in the mold, and after the completion of the casting, heating the resin liner covering the ball portion through the ball portion of the inside member.
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Michioka Hidekazu
Murata Tomozumi
Nishide Tetsuhiro
Bryant David P
THK Co. Ltd.
Walters Ryan J
Westerman Hattori Daniels & Adrian LLP
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