Classroom on demand

Welcome to Classroom on demand, your source for educational materials related to the vertical transportation industry. This site represents the knowledge and expertise of the best engineers and mechanics in the elevator industry, and will help those new to the elevator industry learn about the basic workings of elevator systems, and also will serve as a reference for people with more experience.

Showing Results for Tag: plunger Return to Home

1 Glossary

JackAssembly of cylinder, packing and plunger of a hydraulic elevator. The dev...
Jack – BabbittA soft metal used in the guide to reduce scratching of the plunger...
Jack – CylinderThe part of the hydraulic jack mechanism which contains the plung...
Jack - Drip RingA flange on the guide used to collect oil from the plunger so it...
Jack – GuideAn assembly bolted to the upper end of the cylinder which centers th...
Jack – PlungerThe inner piece of the jack which supports the car.
Jack – SealA device mounted on the guide to minimize oil escaping around the plu...
Jack HoleA man-made opening in the earth for the placement of the cylinder for a...

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