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US 6,585,457 B2Granted
Abrasive generation of non-metallic gear
AssigneeDelphi Technologies, Inc.
InventorsThomas J. Bucholz, David E. King, Donald D Albrecht, Theodore Glenn Seeger, Jeffery Alan Zuraski
Life of this patent
Estimating the term…
Abstract
A hob cutter includes a cutting portion and an abrading portion in mechanical communication with the cutting portion. The cutting portion includes a plurality of hob teeth having at least one gash extending therethrough to define a cutting face on a front of each hob tooth and a trailing face on a back of each hob tooth. The abrading portion includes a plurality of abrading teeth positioned adjacent to each other. Both the hob teeth and the abrading teeth are continuously formed and helically arranged.
Claims10
A hob cutter, comprising:
- a body portion having a first end and a second end, the body portion lying along a longitudinal axis;
- a cutting portion defining a first part of the body portion, the cutting portion having a first end and a second end, the first end of the cutting portion adjacent the first end of the body portion;
- an abrading portion defining a second part of the body portion, the abrading portion having a first end and a second end, the second end of the abrading portion adjacent the second end of the body portion, wherein the second end of the cutting portion is contiguous with the first end of the abrading portion;
- helical teeth continuously arranged within the cutting portion and the abrading portion from the first end of the cutting portion to the second end of the abrading portion;
- and,
- a longitudinal gash in the cutting portion, the gash extending through the teeth in the cutting portion and ending at the second end of the cutting portion.
3 more elements
Dependencies are inferred from the claim text.