Definition of ball float in English:

ball float

noun

  • The spherical float attached to a hinged arm in the ballcock of a water cistern.

    • ‘If there is no valve, you maybe able to keep the water shut off by propping up or tying or holding the copper-ball float in its highest position.’
    • ‘Cement fill 45, is used to fill the internal void in base 42, to hold the device down, under the ball float in the main water tank.’
    • ‘The identical spherical shapes of the ball float and seats 32,34 will insure such static seals for all rotative positions of the ball float’