Rotating shaft tool
OwnerDieter Weberinventor
Life of this patent
Estimating the term…
Abstract
Rotating shaft tool with a shaft, in which at least one main channel for coolant/lubricant is provided, extending in the longitudinal direction, with a cutter head connected to the shaft and having chip grooves and a groove discharge region, with a sleeve which extends between the groove discharge region and the shaft and which covers at least one feed channel formed between the main channel and the groove discharge, characterized in that the at least one feed channel is provided substantially parallel to the longitudinal mid axis of the shaft and of the cutter head, and has a transition, free from sharp bends, from the main channel to the feed channel and from the feed channel to the groove discharge region.
Claims30
A rotating shaft tool comprising:
- a shaft (12) having at least one main channel (23) for at least one of coolant and lubricant extending in a longitudinal direction of said shaft (12),
- a cutterhead (13) connected to said shaft (12) an having chip grooves (15) and a groove discharge region (16),
- a sleeve (27) extending between said groove discharge region (16) and said shaft (12) and covering at least one feed channel (30) formed between said main channel (23) and said groove discharge region (16),
- wherein said at least one feed channel (30) is arranged substantially parallel to a longitudinal middle axis (32) of said shaft (12) and said cutter head (13), and a transition is provided from said main channel (23) to said feed channel (30) and from said feed channel (30) to said discharge region (16), without sharp bends.
Dependencies are inferred from the claim text.