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. 05, 1990
Filed:
Jun. 08, 1989
Applicant:
Inventors:
Wolfgang Meffert, Dusseldorf, DE;
Kalr-Heinz Silligmann, Dusseldorf, DE;
Siegmar Fischer, Dusseldorf, DE;
Ulf Hahn, Ratingen, DE;
Assignee:
Rheinmetall GmbH, Dusseldorf, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F42B / ; F42B / ; F42B / ; F42C / ;
U.S. Cl.
CPC ...
102374 ; 102490 ;
Abstract
A projectile includes a propellant charge and a nozzle opening provided in a rear projectile part and serving as an exit for propellant charge gases during flight of the projectile; a resilient rupturnable rubber or plastic sealing disc closing the nozzle opening for protection against environmental influences.