Shaft-equipped grinder used in a mold-graving device

Details Shaft-equipped grinder used in a mold-graving device Shaft-equipped grinder used in a mold-graving device

1997-06-19

1999-08-24

Morgan, Eileen P.

Abrading

Frame or mount

Portable abrader

451344, 279 75, 408226, B23B 5100

Patent

active

059417641

ABSTRACT:
A shaft-equipped grinder used in a mold-graving device, including a grinding member with a circular periphery and a shaft fixed on the grinding member. The shaft has a driving section with none circular cross-section, a locating section with circular cross-section and a stopper section formed as an annular groove. The grinder can be easily and quickly assembled with or disassembled from the mold-graving device. Also, the grinder can be accurately located on the mold-graving device coaxially with the rotary shaft thereof.

REFERENCES:
patent: 2211216 (1940-08-01), Oster
patent: 4525111 (1985-06-01), Gutsche
patent: 4527449 (1985-07-01), Sydlowski et al.
patent: 4818157 (1989-04-01), Kouvelis
patent: 4850758 (1989-07-01), Morgan
patent: 5152642 (1992-10-01), Pitts et al.
patent: 5271697 (1993-12-01), Johnson et al.

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