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:
Jan. 30, 2001
Filed:
Sep. 09, 1999
Applicant:
Inventor:
Rolf Bartolles, Korschenbroich, DE;
Assignee:
Rheinmetall W & M GmbH, Unterl{umlaut over (u)}ss, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F25D 1/704 ; F41A 1/300 ;
U.S. Cl.
CPC ...
F25D 1/704 ; F41A 1/300 ;
Abstract
A cooling apparatus for introducing a coolant fluid into a weapon barrel through a breech end thereof for cooling internal wall faces of a loading chamber of the barrel. The cooling apparatus includes a bellows having a circumference provided with a plurality of holes. The bellows has a retracted state and an elongated, tubular expanded state and is introducible into the weapon barrel in the retracted state. The cooling apparatus further has a coolant driving arrangement coupled to the bellows for introducing the coolant into the bellows to place the bellows into the expanded state and to force the coolant out of the bellows through the holes.