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US Patent: 239,703
Hand circular saw
Patentee:
Albert A. Bennett - Harveysburg, OH

USPTO Classifications:
30/276, 30/372, 30/374, 83/489

Tool Categories:
woodworking machines : circular saws : handheld circular saws
woodworking machines : human powered machines
woodworking machines : handheld power tools : handheld circular saws

Assignees:
None

Manufacturer:
A. A. Bennett - Harveysburg, OH

Witnesses:
Solon C. Kemon
Charles A. Pettit

Patent Dates:
Applied: Aug. 28, 1880
Granted: Apr. 05, 1881

Patent Pictures:
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"Vintage Machinery" entry for A. A. Bennett
Description:
"The object of my invention is to provide a circular saw which shall be in the nature of a hand-tool for cutting thin lumber; and it consists in a plate having near its middle and at its lower edge a small circular saw loosely revolving in a bearing, and having in front and rear of the same, and slightly projecting below the lower edge of the blade, a gear-wheel which, as the plate is steadily pushed over the surface of the board, bits the latter, and through a train of gear-wheels imparts a rotary motion to the saw, which, as the plate advances, cuts a kerf through the board with a circular sweep..."

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