(under subclass 196) Shears in which the cutter is provided with some means by which the length of cut may be regulated. The majority of the patents are hair clippers and the length of cut is regulated by means of the regulator contacting the head of the person whose hair is being cut.
SEE OR SEARCH THIS CLASS, SUBCLASS:
233.5, for shears of the single position type combined with hair combs where the comb comprises a guide, guard or gauge for the material being cut.
286, and see the notes thereto for other cutlery with guards and/or guides.