Inventor
WEYKAMP ROBERT E
US4 patents
Patents
4 patentsUS5349839ASep 27, 1994
Flexible constraining apparatus and method for the stretch forming of elongated hollow metal sections
ALUMINUM CO OF AMERICA20 citations90
US5327765AJul 12, 1994
Internal articulated mandrel for the stretch forming of elongated hollow metal sections
ALUMINUM CO OF AMERICA33 citations90
US5327764AJul 12, 1994
Apparatus and method for the stretch forming of elongated hollow metal sections
ALUMINUM CO OF AMERICA41 citations90
US5323631AJun 28, 1994
Method for forming a hollow workpiece using a snake tool
ALUMINUM CO OF AMERICA28 citations90