| 摘要 |
PROBLEM TO BE SOLVED: To reduce the weight of an EGR valve and the number of component of the EGR valve.SOLUTION: An EGR valve 1 has a resin housing 2 to be reduced in weight. A frame of the resin housing 2 is constituted by a sheet metal member 3 to secure strength. A bearing part 8 and a scratch part 9 for deposit also having a seal function are formed of resin integrally with the resin housing 2 to reduce the number of component. |
