Patent ID: 9238290
Filing Date: 2016-01-19
CPC Classification: B23Q,B24B,B24D

Claim Text:
1. A method of manufacturing a grindstone in which an abrasive grain, having a truncated octahedron shape, is arranged on one surface of a base, the method comprising: preparing the base, the abrasive grain, a temporary stand having a flat upper surface to which the abrasive grain is temporarily bonded, and an adhesive temporarily bonding the abrasive grain to the temporary stand; applying the adhesive to the upper surface of the temporary stand; temporarily bonding the abrasive grain to the upper surface of the temporary stand by the adhesive so that one of a plurality of surfaces of the abrasive grain adheres closely to the upper surface; inverting the temporary stand to direct the abrasive grain downward; facing the temporary stand to the base while the temporary stand is maintained at a predetermined angle; bonding the abrasive grain to the base by a plating layer; and detaching the temporary stand from the abrasive grain.