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 ...

The (unloaded) gear pump could pump about 0.32 L/minute, demonstrating its basic functionality. For the hydraulic cylinder, mostly non-3D printed parts were used, with a brass cylinder forming the ...

Hydraulic excavators represent a major investment for construction firms, rental companies, and utility contractors. These machines are built to last thousands of hours and perform under tough ...

In this restoration project, I dismantled the jack, removing all axles, clips, and major components. After degreasing, I used paint stripper to remove the old red paint and an old warning sticker. I ...