FIELD: weapons and ammunition.
SUBSTANCE: vacuum bow includes fastening truss with handle. Fastening truss includes built-in vacuum pump with quick discharge valve and vacuum pump drive lever. Vacuum bow includes two pipes fixed at an angle to front part of fastening truss. One piston is located inside each pipe. One rotating unit for bow-string direction is fixed on ends of each pipe. Bow-string passes though units inward the pipes to pistons. Vacuum bow includes the channel connecting vacuum chambers of pipes with vacuum pump.
EFFECT: increasing tension force of bow-string.
2 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| SPRING (VACUUM)-BLOCK THROWING GUN | 2006 |
|
RU2329452C2 |
| VACUUM PRESS MACHINE | 2009 |
|
RU2408405C1 |
| SPORTS AND HUNTING BOW | 2015 |
|
RU2616772C2 |
| SPORTS THROWER AND ITS ACCESSORIES (VERSIONS) | 2020 |
|
RU2734084C1 |
| ASSEMBLY WITH DIVIDED PERIPHERAL SURFACES | 2007 |
|
RU2357175C1 |
| THROWER | 2016 |
|
RU2631091C2 |
| ARBALEST | 2008 |
|
RU2358223C1 |
| TOY WEAPON FOR ARROW FIRING | 0 |
|
SU1191727A1 |
| CROSSBOW OR BOW SHOT THROWING SYSTEM | 2007 |
|
RU2355978C1 |
| ATTACHMENT JOINT OF LAUNCHING DEVICE BOW-STRING (MODIFICATIONS) | 2006 |
|
RU2315254C1 |
