EP-4640366-A3 - BROACH CUTTER GRINDING WITH RAKE ANGLE CONTROL
EP4640366A3EP 4640366 A3EP4640366 A3EP 4640366A3EP-4640366-A3
Abstract
A broach (20) or broach segment (20) has a spine (22). A longitudinal array of teeth (40-1...40-n) protrude from the spine (22), each said tooth (40-1...40-n) having: a first face and an opposite second face; and a distal surface joining the first face and second face; and at least some of the teeth (40-1...40-n) being firtree teeth (40-1...40-n) and have a peripheral trench adjacent the cutting edge of the at least one tooth (40-1...40-n).
Inventors
- GUO, CHANGSHENG
- RANGANATH, Santosh K.
- KOUNTANYA, Raja K.
Assignees
- RTX Corporation
Dates
- Publication Date
- 20260506
- Application Date
- 20250414