.~ Center, point, distance between centers, or centerline location
DEFINITION
Classification: 33/520
Center, point, distance between centers or center line location:
(under subclass 501) Subject matter for a single object wherein the contact member locates or checks (a) the center of a hole, (b) a point on a surface, (c) the center of an arc, (d) the distance between hole centers or (e) the location of a center line.
SEE OR SEARCH THIS CLASS, SUBCLASS:
644+, for the relative location of the center of two or more objects.
SEE OR SEARCH CLASS
408, Cutting by Use of Rotating Axially Moving Tool,
75, for a centering means adapted to be replaced by a cutting tool, subclasses 115+ for an adjustable tool guiding bushing with a cutting tool and subclass 241 for a drill bushing.