Veeder Industries, Inc.

Arthur Coleman

Ronald M Garland

Andrew Swan

David Doig

A key operated switch device in which any one of a set of different keys may be utilized to operate a particular combination of sets of electrical contacts unique to that key, the sets of electrical contacts being provided by reed switches located adjacent a keyway adapted to receive any one of the keys in said set, and the keys incorporating different arrangements of magnets or magnetized zones adapted to actuate different combinations of said reed switches.

Key-operated switches

A modified mechanical gasoline pump computer with an input gear box mounted on the underside of the base of the computer variator. A depending gear box input shaft is coupled to be driven by the gasoline meter and is axially shiftable for axially shifting gear box output gearing mounted on the variator center shaft upwardly from a gallon unit volume measure gear ratio setting to an alternate quart or liter unit volume measure gear ratio setting.

Growing community of inventors

Dundee, United Kingdom

Arthur Coleman