Patent ID: 7559331

Claim:
A liner tool for aiding in cutting hair, said liner tool comprising: a handle portion; at least one guide portion workably coupled to said handle portion, wherein said at least one guide portion is curved in order to circumscribe a section of a head; a level connected to said liner tool, wherein said level describes the angle of the at least one guide portion; and a constricting mechanism coupled to said handle portion, said constricting mechanism comprising, a link connected to said at least one guide portion, a first gear connected to said link, an engaging member configured to engage said first gear, a shaft connected to said engaging member, a first biasing member workably coupled to said shaft, a cam workably coupled to said shaft, a lock workably coupled to said cam; wherein activating said lock fixedly couples said engaging member to said first gear and thereafter rotating said handle portion tightens the curve of the at least one guide portion.