Patent ID: 7341210

Claim:
A nozzle cap threadedly engaged with a distal end of a nozzle through which a compressed fluid is capable of passing, the nozzle cap comprising: a terminal wall opposed to a distal end face of the nozzle axially with respect to the nozzle; a sealing member placed on the terminal wall so as to adhere closely to the distal end of the nozzle thereby to seal an opening of the nozzle; and a holding wall pressing and holding an edge of the sealing member in co-operation with the terminal wall therebetween; wherein the holding wall comprises a protruding wall protruding from the terminal wall and bent to the sealing member side, the protruding wall is formed into a cylindrical shape and surrounds the sealing member, the nozzle has a tapered face formed on the distal end thereof, the sealing member includes an adherent protrusion which protrudes toward the tapered face of the nozzle and a flat portion located inside or outside the adherent protrusion, wherein the holding wall and the terminal wall hold the flat portion of the sealing member therebetween and the holding wall and the terminal wall extend parallel to each other such that they face each other in the axial direction.