cat-and-mouse engine

cat-and-mouse engine

[¦kat ən ′mau̇s ‚en·jən]
(mechanical engineering)
A type of rotary engine, typified by the Tschudi engine, which is an analog of the reciprocating piston engine, except that the pistons travel in a circular motion. Also known as scissor engine.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.