Title:
PORTABLE GRINDER
Document Type and Number:
Japanese Patent JP2607056
Kind Code:
B2
Abstract:
PURPOSE: To provide a new portable grinder and a tool used for it for grinding a corner angled workpiece even at its corner and at its inside vertical edge existing at the edge of a ground face.
CONSTITUTION: An angular portion 102 having an angle of 90 degrees or less is formed at least one corner of a tool 3 which highly vibrates at a small vibrating angle about a pivotal axis. A side edge 3a ranging adjacent to the angular portion is formed as a swollen out side face protrudedly bent outward. During small vibration motion, the angular portion is intruded to the corner in the corner area of a workpiece for grinding and the swollen side edge 3a of the tool grinds the angular corner area with sliding vibration along the inside vertical edge of the workpiece.
Inventors:
Cross gunter
Schumacher Gustav
Gram Fritz
Schumacher Gustav
Gram Fritz
Application Number:
JP3557995A
Publication Date:
May 07, 1997
Filing Date:
February 23, 1995
Export Citation:
Assignee:
Fine-Ferbal Tung Gezel Shaft Mitt Beschlenktel Haftung
International Classes:
B24B1/04; B24B55/10; B24D9/08; B24D18/00; B24D99/00; B24B23/04; (IPC1-7): B24B1/04; B24B23/04; B24B55/10; B24D9/08; B24D17/00
Domestic Patent References:
| JP52105877U | ||||
| JP30195B1 |
Attorney, Agent or Firm:
Takashi Ishida (2 outside)