Cutting insert
AssigneeIscar, Ltd.
InventorsMoti Ochayon, Arie Falk
Life of this patent
Estimating the term…
Abstract
A cutting insert having a cutting head and a coupling shank integral at one end thereof with the cutting head and including a screw threaded portion. The cutting insert is formed by a powder metallurgy process of compacting and sintering and the screw threaded portion is constituted by a substantially cylindrical body having a pair of diametrically opposed, longitudinally truncated planar portions interposed between substantially curved cylindrical portions having arcuate surfaces on which there are formed a non-continuous screw thread, the arcuate surfaces extending between 50 to 85% of the total peripheral extent of the cylindrical body of which they form part. There is also disclosed a powder metallurgy process for manufacturing the cutting insert.
Claims7
A cutting insert comprising a cutting head and a coupling shank integral at one end thereof with said cutting head and including a screw threaded portion, characterized in that
- said cutting insert is formed by a powder metallurgy process of compacting and sintering and said screw threaded portion is constituted by a substantially cylindrical body having a pair of diametrically opposed, longitudinally truncated planar portions interposed between substantially curved cylindrical portions having arcuate surfaces on which there are formed a non-continuous screw thread, said arcuate surfaces extending between 50 to 85% of the total peripheral extent of the cylindrical body of which they form part.
Dependencies are inferred from the claim text.