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:
Jun. 11, 1996
Filed:
Nov. 14, 1994
Horst Muller, Munnerstadt, DE;
Karl-Heinz Hofmann, Gochsheim, DE;
Frank D Ilzig, Schweinfurt, DE;
Werner Baloun, Bergtheim, DE;
Ludwig Gampl, Schwanfeld, DE;
Norbert Vockentanzer, Schweinfurt, DE;
Gunther Hochrein, Poppenlauer, DE;
Karel Kriz, Poppenhausen, DE;
Fichtel & Sachs AG, Schweinfurt, DE;
Abstract
Process for the filling of a piston-cylinder unit, for example a shock absorber, with compressed gas and for closing the gas chamber of the piston-cylinder unit with a sealing element in the form of a base. The piston-cylinder unit is placed in an apparatus which apparatus can be connected to a compressed gas source from which the gas chamber is filled. The base is inserted by the apparatus into the open end of the piston-cylinder unit, after which the piston-cylinder unit, now under pressure and closed off by the base, is closed by, the process of welding.