Abstract: A method of forming an air bag release score line in a material by forming a ridge in the material along the line to be scored. By heat scoring the material along the ridge a ridge-induced twist prevents the formation of a witness line.
Type:
Grant
Filed:
April 29, 2002
Date of Patent:
March 14, 2006
Assignee:
W. Inoac, Inc.
Inventors:
Gregg Stoutenburg Evans, Timothy D. Boxell
Abstract: A method of forming an air bag release score line in a material by forming a ridge in the material along the line to be scored. By heat scoring the material along the ridge a ridge-induced twist prevents the formation of a witness line.
Type:
Grant
Filed:
March 22, 2000
Date of Patent:
April 30, 2002
Assignee:
W. Inoac, Inc.
Inventors:
Gregg Stoutenburg Evans, Timothy D. Boxell