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US 4,611,516 AGranted
Metal working cutting tool
AssigneeZinner GmbH
InventorsWalter Hochmuth, Hans-Peter Hollfelder
Life of this patent
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AssigneeZinner GmbH
InventorsWalter Hochmuth, Hans-Peter Hollfelder
Estimating the term…
Metal working cutting tool with a cutting insert which can be inserted in a recess of a tool shaft and fastened therein by means of a clamping jaw, whereby the cutting insert has the approximate shape of a prism with two diagonal opposite cutting edges and along one of the two lengthwise edges are adjacent cutting faces, which form an acute angle with the respective opposite principal cutting pressure and support surface, so that the angle opens towards the pressure-feed and support surface, whereby in the area of the joint lengthwise edge of the cutting face, there is incorporated in the cutting insert a continuous longitudinal groove of which one of the side walls serves as a support area for the relief-cut pressure-feed and support surface of the recess of the tool shaft, and whereas the respective other side wall forms the support surface for a recessed clamping jaw which is located in a diagonal groove of the tool shaft.
A metal working cutting tool comprising a tool mounting means having an open recess, said tool mounting means having a bottom wall along with an inner wall and a support wall with said support wall being spaced from said inner wall, said bottom wall, inner wall and support wall defining walls of said recess, a tool insert mounted in said recess, said tool insert being in the approximate shape of a prism and having two diagonally opposite cutting edges, each of said cutting edge being formed by a cutting face which is disposed at an acute angle with a principal support face, a longitudinal groove in said tool insert disposed at an inner end of said cutting faces, said groove having two side walls, a channel in said tool mounting means, clamping jaw mounted in said channel, said clamping jaw having an engaging surface clampingly engaging one of said side walls of said groove, said support wall of said tool mounting means engaging said other of said side walls of said groove, whereby the tool insert is held abuttingly by said support wall of said recess, said engaging surface of said clamping jaw, and said bottom wall of said recess.
A metal working cutting tool according to claim 15, wherein an adjustable element engages the longitudinal end of said tool insert for adjusting the longitudinal position of said tool insert in said tool mounting.
Dependencies are inferred from the claim text.