Cartridge case and a round comprising such a cartridge case
First Claim
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1. A cartridge case intended for explosive materials, comprising:
- a releasable base plate provided in a bottom section of the cartridge case, anda base plate locking device comprising a temperature dependent shape memory material,wherein a space is provided partly in the bottom section of the cartridge case and partly in the base plate of the cartridge case defining a motion path inclined backwards for the shape memory material to follow when an increasing temperature of the shape memory material passes a temperature such that the shape memory struggles to resume a former shape, resulting in that the base plate is unlocked from the bottom section of the cartridge case and released.
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Abstract
A cartridge case intended for explosive materials. A releasable base plate is provided in a bottom section of the cartridge case. A base plate locking device includes a temperature dependent shape memory material. A space is provided partly in the bottom section of the cartridge case and partly in the base plate of the cartridge case defining a motion path inclined backwards for the shape memory material to follow when its passes a temperature such that the shape memory struggles to resume a former shape, resulting in that the base plate is unlocked from the bottom section of the cartridge case and released. A round of ammunition including the cartridge case.
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Citations
8 Claims
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1. A cartridge case intended for explosive materials, comprising:
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a releasable base plate provided in a bottom section of the cartridge case, and a base plate locking device comprising a temperature dependent shape memory material, wherein a space is provided partly in the bottom section of the cartridge case and partly in the base plate of the cartridge case defining a motion path inclined backwards for the shape memory material to follow when an increasing temperature of the shape memory material passes a temperature such that the shape memory struggles to resume a former shape, resulting in that the base plate is unlocked from the bottom section of the cartridge case and released. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A round of ammunition, comprising:
a cartridge case comprising a releasable base plate provided in a bottom section of the cartridge case, and a base plate locking device comprising a temperature dependent shape memory material, wherein a space is provided partly in the bottom section of the cartridge case and partly in the base plate of the cartridge case defining a motion path inclined backwards for the shape memory material to follow when a temperature increase passes a temperature such that the shape memory struggles to resume a former shape, resulting in that the base plate is unlocked from the bottom section of the cartridge case and released.
Specification