Patent ID: 6991513

Claim:
A lapping apparatus for lapping an object to be lapped and elongated in one direction, in which a plurality of elements including at least one of an electric-magnetic converting element and a magnetic-electric converting element are formed in the longitudinal direction, comprising a lapping table drivingly rotated with a lapping surface, a lapping head mounting frame disposed movably relative to said lapping surface, and a lapping head supported by said lapping head mounting frame, wherein said lapping head comprises a holder portion extending in the longitudinal direction and made of elastic material for holding said object to be lapped at a predetermined position on a surface without adhesive material, an elevating portion for supporting said holder portion and moving up and down integrally with said holder portion relative to said lapping surface, and a plurality of holder portion deforming means for directly imparting load for deforming said object to be lapped together with said holder portion to a back surface of said holder portion.