Actuator or adjusting drive

US5148715A · kind A · utility

Assignee

• Heidelberger Druckmaschinen AG · DE

Inventors

• Peter T. Blaser · Dielheim, DE
• Walter Hofheinz · Heidelberg, DE

Key dates

• Filing date: Nov 19, 1990
• Grant date: Sep 22, 1992
• Expiry date: Nov 19, 2010

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T74/19684
• WIPO field: Textile and paper machines
• WIPO sector: Mechanical engineering

Abstract

An actuator or adjusting drive having an electric drive motor connected to an actuating shaft and a position transmitter, comprising a reduction gear unit intermediately connected to the drive motor and the actuating shaft, and a gear drive intermediately connected to the drive motor and the position transmitter, at least one of the reduction gear unit and the gear drive having two bearing shafts extending parallel to one another, and reduction gearwheels formed of a pinion and a spur gear connected thereto so as to be fixed against relative rotation therewith, the reduction gearwheels being exchangeably mounted on the two bearing shafts for selectively varying at least one of quantity and diameter of the reduction gearwheels so that the pinions and the spur gears of the reduction gearwheels are disposed in meshing engagement with one another on different ones of the bearing shafts.