RACK AND PINION WHEEL DRIVE FOR AN INDUSTRIAL SLIDING BLADE DAMPER

This invention discloses improvements to a damper of the type used in industrial applications to open and close ducts carrying noxious or corrosive materials, such as combustion by-products. The improvements include a liner rack and wheeled pinion system to raise and lower a damper blade plate and i...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	PERKINS GREGORY A, MAXWELL RONALD K, MCGRATH DAVID F
Format:	Patent
Sprache:	eng
Schlagworte:	ACTUATING-FLOATS BLASTING COCKS DEVICES FOR VENTING OR AERATING ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MECHANICAL ENGINEERING TAPS THERMAL INSULATION IN GENERAL VALVES WEAPONS
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