主权项 |
1. A hand-held cracker snap comprising:
a main unit comprising an aperture at an upper end, an annular restraint formed on a wall the aperture, a connecting pipe extending from a lower portion, and an annular stop extending on an internal face of the connecting pipe; a press element comprising an upper end located out of the body, a lower end located in the main unit, a top plate formed at the upper end, and an orifice made in the lower end; a disk inserted in the main unit and connected to the lower end of the button, wherein the restraint is adapted for abutment against a rim of the disk, thereby restraining the disk in a sense of direction; an air cylinder inserted in the main unit, made of an elastic material, and formed with a pressure bearing plate at an upper end, a bottom plate at lower end, and a central tube between the pressure bearing plate and the bottom plate, wherein the pressure bearing plate is adjacent to a lower face of the disk, the bottom plate supported on a portion of the main unit, the central tube is elastically extensible to suck air therein, and the central tube is elastically compressible to squeeze out the air; and a nozzle extending in the connecting pipe from a lower portion of the air cylinder so that the air enters or leaves the air cylinder via the nozzle, and comprising a first end on a side of the annular stop, a second end on another side of the annular stop, and a conical guide formed at the second end and adapted for guiding a bullet that contains projectile. |