Invention Grant
- Patent Title: Procedure and apparatus for working a tree trunk by chipping
- Patent Title (中): 通过破碎处理树干的程序和装置
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Application No.: US786707Application Date: 1997-01-21
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Publication No.: US6161603APublication Date: 2000-12-19
- Inventor: Kauko Rautio
- Applicant: Kauko Rautio
- Priority: FIX960291 19960119
- Main IPC: B27B1/00
- IPC: B27B1/00 ; B27L11/00 ; B27C9/00 ; B27L7/00
Abstract:
Procedure for working curved tree trunks by chipping into timber products, such as boards and cants, in which procedure the trunk (T) is crook-chipped and a straight side board (S1) is edged at the same time. The invention also relates to an apparatus for implementing the procedure.
Public/Granted literature
- US5251253A Alert system for hearing impaired persons Public/Granted day:1993-10-05
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