GB777975A - Dry shaver - Google Patents

Abstract

777,975. Dry shavers. BOBKOWICZ, E. Nov. 8, 1954 [Sept. 23, 1954], No. 32300/54 Class 131. A traction-operated dry shaver comprises a curved perforated screen fixedly mounted in a casing forming a handle, an annular traction drive member mounted for rotation within the casing and having part of its periphery extending beyond the casing, and a cutting element mounted in the casing for rotation in cutting co-operation with the screen, and operatively connected by resiliently biased gear means with the traction drive member. As shown, a traction drive member 30, mounted in an eccentric recess in a nylon casing 10, has skinengaging teeth 34 and teeth 32 meshing with a pinion 60, mounted in a bridge member 50, and driving a pinion 73 on a shaft 70 to rotate cutting wheels 104, in cutting co-operation with screens 40 also mounted on the bridge 50. The shaft 70 is supported on a resiliently biased standard 84, preferably moulded from nylon, having integral or metal springs 88, bearing on shoulders 96 of the casing, and a slot 90 housing an eccentric cam 92 rotatable to raise or lower the standard 84 to vary the pressure of the cutting wheels on the screens 40. Each cutting wheels preferably comprises a toothed steel annulas 104, and an inner part 106, of a plastic such as nylon. Specification 761,265 is referred to.