{"data":{"fields":"term_definition","term_definition":"<div class=\"definition\">A machine element on gear-generating machines which carries the workhead and rests on the sliding base, and which can be rotated about an axis perpendicular to and intersecting the cradle axis. It is used to establish the angular position of the gear axis with respect to the machine plane. Its position determines the machine root angle setting. (Pos. 4 in drawing below)<\/div><div class=\"align align-image align-left\" itemscope itemtype=\"http:\/\/schema.org\/ImageObject\"><img src=\"https:\/\/www.gleason.com\/images\/DM9416.3490\/544w\/ED-159C.jpg\" alt=\"ED-159C\"><\/div>"}}