Cutting head assembly for hair trimmers

Details Cutting head assembly for hair trimmers Cutting head assembly for hair trimmers

1990-10-11

1992-03-03

Watts, Douglas D.

Cutlery

Cutting tools

Plural cooperating blades

30208, 30221, B26B 1902, B26B 1908, B26B 1912

Patent

active

050920480

ABSTRACT:
A cutting head selectively engageable with a first support tongue having by a pair of ribs disposed on the bottom of the tongue, and selectively engageable with a second support tongue having a substantially planar bottom surface, the cutting head comprising a bottom plate having an upper surface, an upper plate supported by the upper surface, a spring fixed to the bottom plate for biasing the upper plate against the upper surface, and a single tongue-receiving socket for snugly receiving the first support tongue and for snugly receiving the second support tongue.

REFERENCES:
patent: 1956042 (1934-04-01), Oster
patent: 2182597 (1939-12-01), Oster
patent: 2542378 (1951-02-01), Armbruser et al.
patent: 2928171 (1960-03-01), Oster
patent: 3279062 (1966-10-01), Andis
patent: 4081905 (1978-04-01), Urbush
patent: 4694575 (1987-09-01), Boerger
patent: 4765060 (1988-08-01), Veselaski et al.

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