Mach.
an overhead oscillating lever, pivoted at the middle, for transmitting force from a vertical connecting rod below one end to a vertical connecting rod, pump rod, etc., below the other end.
[ 1835-45, Amer. ]
Mach.
an overhead oscillating lever, pivoted at the middle, for transmitting force from a vertical connecting rod below one end to a vertical connecting rod, pump rod, etc., below the other end.
[ 1835-45, Amer. ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012