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US20090278399 Wheels of unitary construction and method of making same  
This invention relates to a unitary steel wheel as well as an apparatus and method for producing a unitary steel wheel. The unitary wheel comprises rim and disc components. In one embodiment, the...
US20080252136 Wheels of Single Component Construction and Method of Making Same  
This invention relates to a unitary steel wheel as well as the apparatus and method of producing a unitary steel wheel. The unitary wheel comprises wheel rim and disc portions. In one embodiment,...
US20090211323 Method of Forming a Circular Sheet-Metal Blank  
A method of forming a circular sheet-metal blank which rests on a tool rotating about an axis. The sheet-metal blank has a thickness and has a diameter which is small than a diameter of the tool.
US20070251283 Flow formed gear  
A method of forming a ring gear from a ring blank includes providing a mandrel having a central axis and an outer annular forming surface. The outer annular forming surface defines a plurality of...
US20090205386 Method for forming an end portion of a cylindrical workpiece  
A method for forming a part of deformed cross section with non-rotation symmetry on an end portion of a cylindrical workpiece. The method includes steps of performing a first relative motion of a...
US20120011911 FLOW FORMED GEAR  
A method of forming a ring gear from a ring blank includes providing a mandrel having a central axis and an outer annular forming surface. The outer annular forming surface defines a plurality of...
US20150343511 APPARATUS FOR MANUFACTURING LONG-NECK FLANGE BY APPLYING ROLLER SPINNING AND METHOD THEREFOR  
Disclosed is an apparatus for manufacturing a long-neck flange comprising: a pipe support bar for supporting the inside of a pipe, the pipe support bar being rotatable; a rotatable pressurizing...
Matches 1 - 7 out of 7