Patent No. 3 · Filed 25 November 1975

Air Conditioning System

A variable-volume system using booster fans and pressure sensors instead of throttling dampers, recovering energy conventional systems waste at part load.

Original Filing & Drawings

Air Conditioning System — original document, page 1

Air Conditioning System — original document, page 2

← Patent No. 2

Improvements in Air Conditioning Terminal Units

Patent No. 4 →

Boat Propelling Apparatus