枢轴,舵栓
Pintle \Pin"tle\, n. [A diminutive of {Pin}.]
1. A little pin.
2. (Mech.) An upright pivot pin; as:
(a) The pivot pin of a hinge.
(b) A hook or pin on which a rudder hangs and turns.
(c) A pivot about which the chassis swings, in some kinds
of gun carriages.
(d) A kingbolt of a wagon.
pintle
n : a pin or bolt forming the pivot of a hinge