Reciprocating drive system for improved fair attractions. (Machine-translation by Google Translate, not legally binding)

摘要

System with variable vaiven for improved funfair characterized in that structure consists of a fixed tubular (1) rectangular shape which is provided of focal crossbars (2) and (3) support for serving system movement (fin. 3), united by four handles (5), located at the corners of the rectangle, equipped rotatability as a result of bearing (6) having at their ends; a drive system (fig. 3) providing the move circular and system ac power through a frequency converter (13). (Machine-translation by Google Translate, not legally binding)