DRIVE ASSEMBLY FOR HAIR TRIMMERS

摘要

A hair trimmer has a base housing and a blade set having a stationary blade and a reciprocating blade. The base housing has a blade set support at one end. The support has a pair of spaced blade set support projections. A cam follower has spaced spring retainers near a bottom of the cam follower, and spaced spring end catches near an upper edge of the cam follower. A spring has elongated legs and a tension arm. The elongated legs extend under the spring retainers and into the spring end catches in the cam follower. A spring tensioner is secured in the base housing by a latch that engages a tensioner catch. The spring tensioner secures the tension arm so that the spring is under tension.

主权项

1. A hair trimmer comprising:
a base housing, a motor and a blade set, the blade set having a stationary blade and a reciprocating blade, the base housing having a blade set support at one end, the blade set support having a pair of spaced blade set support projections, a cam follower having spaced spring retainers near a bottom of the cam follower, and spaced spring end catches near an upper edge of the cam follower, a spring having elongated legs, the elongated legs extending under the spring retainers and being secured by the spring end catches in the cam follower, the reciprocating blade being operably secured to the cam follower by a drive device driven by the motor, and the stationary blade being secured to the base housing, wherein movement of the spring elongated legs is limited by the blade set support projections and the cam follower spring retainers when the blade set is removed.