Contemporary Battery-Powered 4-Cylinder Driveshaft Demonstrator Model violin A central pull-out writing or

A central pull-out writing or sorting surface extends from the midsection

• Type: Wooden tube console radio

5" W x 2" D x 6" H

JM - 020923 - 105696

a Portuguese line of wine

Contemporary Battery-Powered 4-Cylinder Driveshaft Demonstrator Model violin A central pull-out writing orBattery 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