Patent ID: 11867485
Assignee: RATAS INVESTMENTS, INC.
Field: Civil engineering (Other fields)
Classification: CPC F  E | IPC E  F

Claim 16:
17. A shooting range comprising:
a first wall comprising an upstream end and a downstream end;
a second wall disposed at a distance from the first wall so as to form a first shooting stall, the second wall comprising an upstream end and a downstream end;
a first air permeable barrier disposed between the first wall and the second wall, wherein the first air permeable barrier is positioned between the upstream end and the downstream end of the first wall and between the upstream end and the downstream end of the second wall, and wherein the first air permeable barrier has a first open area percentage;
a third wall comprising an upstream end and a downstream end;
a fourth wall disposed at a distance from the third wall so as to form a second shooting stall, the fourth wall comprising an upstream end and a downstream end;
a second air permeable barrier disposed between the third wall and the fourth wall, wherein the second air permeable barrier is positioned between the upstream end and the downstream end of the third wall and between the upstream end and the downstream end of the fourth wall, and wherein the second air permeable barrier has a second open area percentage that is different from the first open area percentage.