noun
or traversing jack
: a screw jack that besides the raising and lowering device has a base piece with a slideway along which the jack proper can be traversed — called also swing jack
noun
or traversing jack
: a screw jack that besides the raising and lowering device has a base piece with a slideway along which the jack proper can be traversed — called also swing jack
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012