| 摘要 |
PURPOSE:To obtain a simple and secure fixing of the grill pipe arrangement by a method wherein a lug having a plurality of pawls is fixed to the grill pipe arrangement, and the pawls of the lug are inserted into their corresponding holes provided in a case and a beam mounted thereon and fixed by means of a screw. CONSTITUTION:The grill pipe arrangement 1 is provided with a nozzle 6 for adjusting a gas injection rate and fixed with the lug 3 and an auxiliary pipe 2 which also works for fixing the position of a burner. The lug 5 has a pawl (a) formed on the backside to be inserted into a hole pierced in the case 5, and a screw hole and a pawl (b) formed on the frontside, the latter risen up for positioning the lug 3. On the other hand, a positioning hole crresponding to the pawl (b) of the lug 3 and a screw fastening hole are pierced in the beam 4 which is mounted on the case 5. A pawl (c) is also formed on the beam 4 to be inserted into a risen-up hole of the case 5. In the fixation of the grill pipe arrangement, the respective pawls (a)-(c) are inserted into their corresponding holes and the screw is fastened. Thus, the beam 4, case 5 and grill pipe arrangement are all combined integrally. |
