Contemporary Battery-Powered 4-Cylinder Driveshaft Demonstrator Model violin 25"D x 40"H

25"D x 40"H

The archive includes multiple large-format patent sheets with detailed technical illustrations

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5" W x 2" D x 6" H

Contemporary Battery-Powered 4-Cylinder Driveshaft Demonstrator Model violin 25"D x 40"HBattery powered mechanical demonstrator model illustrating the operation of a four cylinder engine and driveshaft system. Constructed primarily from finished hardwood, the piece features four simulated cylinder blocks with reciprocating pistons connected via rods to a central crankshaft. As the unit runs, the pistons move in sequence, transferring motion through the crank to demonstrate rotational output. A compact motor housing with a small toggle