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:
Oct. 15, 2019
Filed:
Jan. 25, 2016
3m Innovative Properties Company, St. Paul, MN (US);
Eric J. Iverson, Eau Claire, WI (US);
Daniel M. Pierpont, North Saint Paul, MN (US);
Michael A. Yandrasits, Hastings, MN (US);
Steven J. Hamrock, Stillwater, MN (US);
Stephan J. Obradovich, Menomonie, WI (US);
Donald G. Peterson, Shoreview, MN (US);
3M INNOVATIVE PROPERTIES COMPANY, Saint Paul, MN (US);
Abstract
An automated roll to roll method of making a fuel cell roll good subassembly is described wherein an elongated first subgasket web having a plurality of apertures is moved relative to a plurality of individual electrolyte membranes, each individual electrolyte membrane having a center region. The individual electrolyte membranes are aligned with the first subgasket web so that a center region of each electrolyte membrane is aligned with an aperture of the first subgasket web and the individual electrolyte membranes are attached to the first subgasket web.