Patent · US Expired

Shaft tool and associated coolant/lubricant feeding point

US7300233B2 · kind B2 · utility

2Cited by

15References

23Claims

0Family size

Assignee

Joerg Guehring · DE

Inventors

Peter Haenle · Inzigkofen, DE
Dieter Gsaenger · Bingen, DE

Key dates

Filing date	Mar 15, 2006
Grant date	Nov 27, 2007
Priority date	—
Expiry date	Mar 15, 2026

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T408/907
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

A shaft tool with a machining section and a cylindrical shaft which comprises at least one internal coolant/lubricant duct which on its end facing away from the machining section comprises at least one orifice, wherein the shaft forms a conical fitting surface that encloses the orifice. A device comprising a shaft tool and a connection piece, the connection piece comprising a centric coolant/lubricant supply duct which exits in an apex region of an inner cone which accommodates in a positive-locking manner the conical fitting surface of the shaft tool, the conical fitting surface facing the inner cone.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.