SCREW FASTENING PART STRUCTURE

摘要

PROBLEM TO BE SOLVED: To improve practicality by preventing an anaerobic adhesive from extruding from a screw fastening part and preventing functional deterioration of a hydraulic device. SOLUTION: The screw fastening part structure 1 is provided with a female screw member 2 having a bag hole 3 in which a female screw 4 is formed and a male screw member 6 screwed to the bag hole 3 and adhered to the bag hole 3 with the anaerobic adhesive 5 wherein the female screw member 2 and the male screw member 6 are immersed in oil in the hydraulic device. An escape hole 8 for preventing the bag hole 3 from tightly sealed by the male screw member 6 in a screw fastening process of the female screw member 2 and the male screw member 6 is provided for the female screw member 2 or the male screw member 6. COPYRIGHT: (C)2009,JPO&INPIT