Patent ID: 7094049

Claim:
A quartz glass multihole burner head for feeding fluid fabricated by boring a quartz glass material, comprising: an outer cylinder; an inner cylinder provided in the interior of the outer cylinder at a prescribed space therebetween and having a fluid feed path in the interior thereof; a central cylinder provided in the interior of the inner cylinder at a prescribed space therebetween and having a fluid feed path in the interior thereof; a nozzle portion having many throughholes bored therein and integrally provided at the distal ends of the inner cylinder and the central cylinder; and a tip portion having many fluid path outlets bored therein and provided at the distal end of the outer cylinder located at a prescribed space in front of the distal end of the nozzle portion, wherein the fluid feed paths, the through holes and the fluid path outlets are parallel to each other, when discharging fluid a flow of the fluid is not converged, and the fluid flows out in a state of non-convergence.