Holder for head replacement-type cutting tool and head replacement-type cutting tool
US10124422B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 17, 2011 |
| Grant date | Nov 13, 2018 |
| Priority date | — |
| Expiry date | Aug 28, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T407/1908
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
The holder for a head replacement-type cutting tool is provided with a holder main body and a tubular coupling member 3 which is housed in an attachment hole formed on the holder main body and made of a metal material lower in hardness than the holder main body. A recessed part is formed on an inner circumferential face of the attachment hole, the coupling member is engaged with the recessed part by firmly attaching the outer circumferential face thereof on the inner circumferential face of the attachment hole, and the coupling member is provided with an attachment screw part which is screwed into a head-side screw part formed at the replacement-type cutting head.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.