Wood-milling cutter
US6640853B1 · kind B1 · utility
Inventor
Key dates
| Filing date | Sep 19, 2002 |
| Grant date | Nov 4, 2003 |
| Priority date | — |
| Expiry date | Sep 19, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23C2240/24
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
The present invention relates to a wood-milling cutter. A circular cutter head includes a plurality of semicircular engaging grooves at the rim thereof for receiving a plurality of hilts with corresponding arched surface. A semicircular screw hole is formed in the middle of the top rim of the semicircular engaging grooves. A blade is received at the bottom of said hilt. A semicircular cavity corresponding to the semicircular screw hole of the cutter head is provided in the middle of the top of the hilt and equipped with an annular flange. Therefore, the semicircular screw hole and the semicircular cavity form a full circular hole to receive a trimming screw with an annular groove in the middle thereof. The annular flange of the semicircular cavity is engaged in the annular groove of the trimming screw while the threaded member of the trimming screw joins the semicircular screw hole of the semicircular engaging grooves. The engaged position of the threaded member in the semicircular screw hole is changeable by tightening or loosening the trimming screw. Besides, a plurality of fixing screws can be driven through the elongated holes on the flat surface of the hilt into the fixing scr…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.