| 摘要 |
PROBLEM TO BE SOLVED: To produce an internal gear in a planetary gear at lower costs. ! SOLUTION: This invention provides a method of producing an internal gear 30 of an eccentric oscillation type reduction gear (planetary gear) G having an outer gear (planetary gear) 24 and an internal gear 30 to mesh with the outer gear 24, wherein a groove (pin groove 34) formed in the internal gear 30 is formed by a skiving process. ! COPYRIGHT: (C)2015,JPO&INPIT |
