Shaving razors and other hair cutting assemblies

Details Shaving razors and other hair cutting assemblies Shaving razors and other hair cutting assemblies

B - Operations, Transporting

26

B

B26B 21/40 (2006.01) B26B 21/42 (2006.01)

Patent

CA 2557864

A shaving razor blade unit including a housing (20) having a primary guard (22) at a front of the housing (20) and a primary cap (24) at an upper surface at a back of the housing, one or more primary shaving blades (28) between the primary guard and the primary cap, a rear wall (506) having a rear exterior surface extending downward from the upper surface at the back of the housing to a terminating surface, and a trimming blade (504) mounted on the rear wall and having a trimming cutting edge (536) extending at least partially beyond the terminating surface inside of an imaginary extension of the rear exterior surface, the rear exterior surface defining a secondary cap for the trimming blade. The back of the housing can include trimming guard including spaced guard segments. The trimming blade (504), trimming guard (528) and trimming cap (535) can be provided as an assembly that is attached to the rest of the housing. The assembly can include a sheet metal support with a blade welded to the support.

Cette invention concerne une unité de rasoir comprenant un boîtier doté d'une protection primaire à l'avant et d'une coiffe primaire sur une surface supérieure à l'arrière, une ou plusieurs lames de rasoir entre la protection primaire et la coiffe primaire, une paroi arrière dont la surface extérieure arrière s'étend vers le bas entre la surface supérieure au dos du boîtier et une surface terminale, et un lame de taille montée sur la paroi arrière, dont le bord de coupe dépasse au moins partiellement de la surface terminale à l'intérieure d'une extension imaginaire de la surface extérieure arrière, ladite surface extérieure arrière définissant une second coiffe pour la lame de taille. Le dos de la protection de taille comprend des segments de protection espacés. La lame de taille ainsi que sa protection et sa coiffe peuvent former un tout fixé au reste du boîtier. L'ensemble peut être assorti d'un support en tôle métalliques avec une lame soudée sur le support.

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