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Frey Scientific Model 70 Jensen Oscillating Cylinder Steam Engine

  • Steam engine for demonstrating principles of steam energy
  • Electrically heated boiler generates steam pressure to drive the double-acting oscillating cylinder and two-speed pulley
  • Heating unit is 400W and operates on 110V
  • Pulley has a 1/2″ bore and 5/8″ stroke
  • Equipped with a water gauge safety valve (pop valve), whistle, and throttle

Product Description
The Frey Scientific Model 70 Jensen Oscillating Cylinder Steam Engine has an electrically heated boiler that generates steam pressure to drive the double-acting oscillating cylinder and two-speed pulley for demonstrating principles of steam energy. The heating unit is 400W and operates on 110V, and the pulley has a 1/2″ bore and 5/8″ stroke. The steam engine is equipped with a water gauge safety valve (pop valve), whistle, and throttle. Its base is approximately 9″ … More >>

Frey Scientific Model 70 Jensen Oscillating Cylinder Steam Engine

Be the first to comment - What do you think?  Posted by - June 2, 2017 at 10:39 pm

Categories: Vintage Steam Engines   Tags: , , , , , , ,

Oscillating Steam Engine-How it works!


A look at how the oscillating steam engine works. This is likely the most popular beginner style steam or air pressure engine. This type of engine is easy to build and very forgiving for the beginning builder.

9 comments - What do you think?  Posted by - February 20, 2011 at 9:37 pm

Categories: Vintage Steam Engines   Tags: , , ,

Oscillating Steam Engine


Showing off my Oscillating Steam Engine built from Part #3485 from www.littlemachineshop.com. This kit is a lot of fun to make and a great lesson in precision turning on the lathe. Check out www.nyccnc.com for more!

11 comments - What do you think?  Posted by - December 13, 2010 at 1:05 am

Categories: Vintage Steam Engines   Tags: , ,