ATTACHMEN Russian patent published in 1999 - IPC

FIELD: stomatology; applicable in preparation of removable dentures. SUBSTANCE: side patrix is made with hollow for attachmen and with circular fitting band and cylindrical surface passing down to truncated conical surfaces with different taper angles, lower conical surface is limited by round flat bottom plate. Supporting beam is made also with same hollow whose cylindrical parts have lower fitting circular bands located in planes perpendicular to axes of cylindrical parts passing in same conical surfaces, lower of which are limited by flat round bottom plate. Side patrix and supporting beam have cylindrical pouring gates used both in their fabrication and inf installation by paralometer. Matrixes-adjusters are thin-walled whose internal surfaces following the configuration side patrix and supporting beam on which they installed and with cylindrical holes or bands for provision of accurate assembly of attachmen in ring installation. Base of spherical rod patrix has shoulders. EFFECT: higher efficiency. 10 dwg