Page 326 - Practical Machinery Management for Process Plants Major Process Equipment Maintenance and Repair

306 Major Process Equipment Maintenance and Repair

Figure B-9. Extremexi high speed (input pinion speed of over OOO
RPM) double reduction gear unit (cover removed) utilizing single helical
gearing in a “foldback” design to conserve space. Intensive engineering
design analysis and the incorporation of several specialized features en-
able this speed reducer to perform efficiently as well as satisfactorily at
high speeds.