Patent ID: 6884052
Filing Date: 2005-04-26
Classification: B25F

Abstract:
1. An airway airtight structure of pneumatic tool, comprising: a main body having a body section, a cylindrical chamber being formed in the body section, an inlet being formed in a predetermined position of a wall of the chamber for communicating with an incoming passage of the pneumatic tool; a cylinder member having a hollow cylindrical body coaxially accommodated in the chamber, a wall of the cylindrical body being spaced from the inlet; a connecting section positioned in a position where an opening of the inlet is directed, the connecting section being sandwiched between the cylindrical body and the wall of the chamber, the connecting section including two mating bodies mated with each other, a connecting face being positioned between the opposite mating ends of the mating bodies, the connecting face being inclined from the axis of the cylindrical body by a predetermined inclination angle, a connecting airway being formed on the mating bodies and extending through the connecting face to communicate with the inlet and wherein one of said mating bodies having a generally U-shape with tapered legs.