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US 4,133,399 AGranted
Boring device
AssigneeWilhelm Hegenscheidt GmbH
InventorLothar Herrmann
Life of this patent
Estimating the term…
Abstract
A boring device adapted for deep boring wherein the boring head has a plurality of cutting inserts adjustably mounted on the boring head. Axially extending guide plates are mounted on the periphery of the boring head and are substantially equidistantly disposed between adjacent cutting inserts.
Claims4
A deep boring device, comprising in combination,
- a boring head;
- a plurality of cutting inserts individually radially adjustably mounted in said boring head;
- each cutting insert having a stepped surface and said boring head has a mating stepped surface, said stepped surfaces of said boring head and cutting inserts meshingly interengaging each other when said cutting inserts are operatively mounted in said boring head;
- and
- at least one axially extending guide plate mounted in said boring head between each pair of adjacent cutting inserts.
2 more elements
A deep boring device, comprising in combination,
- a boring head;
- a plurality of cutting inserts individually radially adjustably mounted in said boring head;
- each one of said cutting inserts has at least one cutting edge, at least one of the cutting edges of the individual cutting inserts being slightly differently radially spaced than the other cutting edges from the axis of the boring head, at least one of said cutting edges also being staggered in the axial direction relative to the other cutting edges and
- at least one axially extending guide plate mounted on said boring head between each pair of adjacent cutting inserts.
1 more element
Dependencies are inferred from the claim text.