| 主权项 |
1. An arrow shaft pressing device for a crossbow which has an aiming device connected to a body of the crossbow, the arrow shaft pressing device comprising:
a sleeve having a passage defined axially therein, an aperture defined through a lower end of the sleeve and co-axially communicating with the passage, a diameter of the aperture being smaller than that of the passage so as to form a shoulder at a connection portion between the passage and the aperture, the sleeve having outer threads formed on an outside of a top end thereof, a stop extending radially from the outside of the sleeve and located below the outer threads of the sleeve, the outer threads of the sleeve being adapted to be connected to a threaded hole of the aiming device, the stop being adapted to contact an underside of the aiming device; a pressing member having a flange and a shank extending from an underside of the flange, the pressing member located in the passage of the sleeve and a distal end of the shank extending beyond the aperture, and a restriction member connected to an inside of the top end of the sleeve, a resilient member located in the passage and biased between the flange of the pressing member and the restriction member, the distal end of the shank of the pressing member adapted to press an arrow shaft. |
