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:
Feb. 22, 2005
Filed:
Jul. 03, 1997
Applicant:
Dieter Keller, Aschaffenburg, DE;
Inventor:
Dieter Keller, Aschaffenburg, DE;
Assignee:
Siemens AG, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65D087/12 ;
U.S. Cl.
CPC ...
Abstract
A plastic fuel tank is formed by welding together an upper plastic shell () having an upper closing wall () and a lower plastic shell () forming a bottom (). The two plastic shells () are produced by the injection molding method. In order to adhere to an exact distance between the upper closing wall () and the bottom (), spacers () coming into abutment during the welding operation are provided in the fuel tank.