Metal deforming – By extruding through orifice – Utilizing internal forming means
Reexamination Certificate
2007-05-09
2008-08-19
Banks, Derris H. (Department: 3725)
Metal deforming
By extruding through orifice
Utilizing internal forming means
C072S359000, C072S370100
Reexamination Certificate
active
07412864
ABSTRACT:
The present invention relates to an improved method of forming a trailer receiver for use in connection with a trailer hitch assembly for towing trailers, campers, boats and the like. The invention relates to an improved method for forming a trailer receiver that utilizes cold forward extrusion and a tooling arrangement to efficiently and cost effectively produce custom trailer receivers.
REFERENCES:
patent: 6931904 (2005-08-01), Jones et al.
patent: 6931906 (2005-08-01), Sorgi
Alliance Metal Forming, LLC
Banks Derris H.
Buckingham Doolittle & Burroughs LLP
Wolfe Debra M
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