Back pack grinding apparatus

Details Back pack grinding apparatus Back pack grinding apparatus

1977-05-09

1980-07-22

Godici, Nicholas P.

Abrasive tool making process, material, or composition

With carbohydrate or reaction product thereof

30296R, 224225, B24B 2302, A45F 304

Patent

active

042132762

ABSTRACT:
There is disclosed a portable grinding apparatus which includes a frame with straps and the like for mounting on the back of an operator. The frame supports a base plate carrying an electric motor which is connected through a flexible shaft to a hand-held abrating device, such as a grinding wheel and the like. The base plate, which supports the grinding motor, is rotatably mounted on the frame to permit shifting the abrating device between the operator's hands and the motor is covered with a housing which includes an exhaust fan for circulating a flow of air across the motor to provide comfort to the operator.

REFERENCES:
patent: 1486140 (1924-03-01), Hickey
patent: 1981076 (1934-11-01), Sells
patent: 2062520 (1936-12-01), Mall
patent: 3214869 (1965-11-01), Stryker
patent: 3219129 (1965-11-01), Yamada

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