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US 11,662,168 B2Granted
Breech block and gun
AssigneeRheinmetall Waffe Munition GmbH
InventorRuediger Borchert
Life of this patent
Estimating the term…
Abstract
A breech block, in particular wedge breech block, having a breech end and a breech wedge. The breech block includes an opener shaft with a rotationally coupled opening lever and an ejector system for pulling out cartridge cases or cartridge bases from the breech block. The ejector system includes at least one ejector and at least one ejector lever. The ejector lever is rotationally movably mounted on the opener shaft and the ejector system has at least one transmission element which transmits a rotational movement of the opening lever to the ejector lever.
Claims9
A breech block comprising:
- a breech end;
- a breech wedge;
- an opener shaft with a rotationally coupled opening lever;
- and
- an ejector system to pull out cartridge cases or cartridge bases out of the breech block, the ejector system comprising:
- at least one ejector;
- at least one ejector lever, the at least one ejector lever being rotationally movably mounted on the opener shaft;
- and
- at least one transmission element that is designed to transmit a rotational movement of the opening lever to the at least one ejector lever,
- wherein the opener shaft, the opening lever and the at least one ejector lever have a same axis of rotation, and
- wherein the at least one transmission element is mounted on a first axis which is spaced from the opener shaft.
8 more elements
A breech block comprising:
- a breech end;
- a breech wedge;
- an opener shaft with a rotationally coupled opening lever;
- and
- an ejector system to pull out cartridge cases or cartridge bases out of the breech block, the ejector system comprising:
- at least one ejector;
- at least one ejector lever, the at least one ejector lever being rotationally movably mounted on the opener shaft;
- and
- at least one transmission element that is designed to transmit a rotational movement of the opening lever to the at least one ejector lever,
- wherein the ejector system has at least one first contact roller arranged at a first end of the at least one transmission element for contact with the opening lever and has at least one second contact roller arranged at the first end of the transmission element for contact with the at least one ejector lever.
7 more elements
Dependencies are inferred from the claim text.