ballhead


Also found in: Idioms.

ballhead

[′bȯl‚hed]
(mechanical engineering)
That part of the governor which contains flyweights whose force is balanced, at least in part, by the force of compression of a speeder spring.
References in periodicals archive ?
Cabbages include Early Jersey Wakefield (1840) and Danish Ballhead (1887), and carrots such as Danvers Half Long (1871) and Nantes (1850).
Other vegetable successes have been the new courgette Alexander F1 and new ballhead lettuce Soleison, both from D.
During the drift phase he uses a 1/8-ounce ballhead jig, then switches to a 5/16-ouncer when heading upcurrent.