Method of smoothing a container

Details Method of smoothing a container Method of smoothing a container

2011-04-12

2011-04-12

Cozart, Jermie E (Department: 3726)

Metal working

Burnishing

C029S090200, C029S090300

Reexamination Certificate

active

07921529

ABSTRACT:
A burnishing tool including a tapered cam shaft including a camming surfaces having a planar spatial orientation substantially the same as the planar spatial orientation of sides of a pyramid, wherein respective keys respectively extend along respective camming surfaces of the tapered cam shaft, the keys having respective longitudinal axis of extensions parallel to the respective camming surfaces and lying in respective planes normal to the planar spatial orientations of the respective camming surfaces, wherein the camming surfaces are arrayed about a cam shaft axis that is normal to a plane that is parallel to a base of the pyramid. The burnishing tool further includes a burnishing assembly, the burnishing assembly includes segmented burnishing components including respective cammed surfaces positioned on the tapered cam shaft adjacent respective camming surfaces. These segmented burnishing components include mate with the cam shaft.

REFERENCES:
patent: 6543139 (2003-04-01), Usui
patent: 6560835 (2003-05-01), Porter et al.
patent: 6568057 (2003-05-01), Okeda et al.
patent: 7115172 (2006-10-01), Teodorovich
Applicants inform the PTO that an offer for sale was made more than one year before the date of this application of a device represented by the attached figures. Additional information is available upon request.
US Office Action on 054034-0133 DTD Jul. 21, 2010.

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