Patent ID: 7328855

Claim:
A spray head, comprising: a body, the body further comprising an internal insert configured to supply spray product and at least one internal tube configured to supply pressurized gas, the internal insert comprising a free annular end and an annular flat face around the free annular end; a tubular spray nozzle configured to receive the spray product from the free annular end of the internal insert, the nozzle comprising a spray neck at one end and a shoulder at the other end, the shoulder defining a first annular flat face on one side and a second annular flat face on a second side, the spray neck configured to output a jet of spray product from the second side; a seal disposed between the first annular flat face of the nozzle and the free annular end of the internal insert; a gas blow cap; a gas distributor ring disposed between the spray nozzle and the blow cap, the gas distributor ring detachable from the gas blow cap and configured to receive pressurized gas from the at least one internal tube, the gas distributor ring configured to homogenously supply the cap with pressurized gas and to distribute the gas to vary a shape of the output jet of the spray product; and a swivel retaining ring rotatably connected to the gas blow cap, the retaining ring configured to join the blow cap to the body, thereby creating a waterproof assembly wherein the internal insert of the body abuts the spray nozzle, the spray nozzle abuts the gas distribution ring, and the gas distributor ring abuts the blow cap; wherein: the body further comprises a second annular flat face around the free annular end of the internal insert; the gas distributor ring further comprises, a first side and a second side, an annular flat face disposed on the first side and configured to be applied against the second annular flat face of the spray nozzle, and a second side comprising a second annular flat face forming a shoulder comprising a projecting part, the second annular flat face of the gas distributor ring configured to be applied against by the blow cap; and the blow cap comprises an annular flat face configured to be simultaneously applied against the second annular flat face of the body and against the second annular flat face of the gas distributor ring.