The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 21, 2002
Filed:
Jul. 17, 2000
Applicant:
Inventors:
Robert L. Benoit, Oakdale, NY (US);
Bernard I. Rachowitz, Lloyd Neck, NY (US);
Assignee:
Fuel Cell Components and Integrators, Inc., Hauppauge, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B21D 5/388 ;
U.S. Cl.
CPC ...
B21D 5/388 ;
Abstract
A method for fabricating an automotive spaceframe using Electromagnetic Pulse Forming (EMF) or Magnetic Pulse Welding (MPW) techniques. The spaceframe can be either an all aluminum structure or a combination of dissimilar materials, such as aluminum and steel. The welding or forming methods can include the use of split coils or split inductors that allow for ease of access to the joints to be bonded in the spaceframe.