In this insightful video, you will learn how to create an efficient 12v electric hydraulic car jack using a car window motor.

If you're trying to lift something heavy, a jack can be incredibly useful, if not necessary, but do you need a screw jack or ...

Electric jacks almost always just add an electric motor to a scissor or ... in a bottle jack raises as you pump. There are also air jacks, which can either use compressed air to do the same pumping ...

In comparison to traditional DC power supplies, linear-motor type flux pumps present a number of advantages, including a reduction in dimensions, a lower cost, and decrease in energy consumption.