Razor handle assembly

Claim 1

A razor handle assembly comprising a grip portion, a head portion at one end of said grip portion, the head portion having first and second arms movable toward and away from each other, a first shell bearing mounted on said first arm and a second shell bearing mounted on said second arm, said shell bearings being adapted to receive a razor blade assembly and to permit pivotal movement of said razor blade assembly on said handle assembly, a spring-biased plunger disposed in said head portion and extending between said first and second shell bearings, said plunger being reciprocally movable in said head portion, a free end of said plunger being adapted to engage an underside cam portion of said blade assembly to exercise a bias on said blade assembly and thereby urge said blade assembly to a given position on said shell bearings, first and second extensions protruding outwardly from said plunger, a detent upstanding from each of said extensions, each of said shell bearings having an opening therein adapted to receive, respectively, said detents, said spring being adapted to urge said detents into said openings when said arms are moved toward each other, to lock said arms in close proximity to each other, engagement of said plunger with said blade assembly being operative to remove said detents from said openings to permit said arms to move away from each other and said shell bearings to engage said blade assembly.