Cutlery – Razors – With cooperating shearing blades
Patent
1989-12-20
1991-04-16
Watts, Douglas D.
Cutlery
Razors
With cooperating shearing blades
30 435, 30 436, 30 415, B26B 1920, B26B 1914, B26B 1916, B26B 1944
Patent
active
050071688
ABSTRACT:
The invention is directed to an electric dry shaving apparatus with a housing, a movably carried shaving head, a shaving assembly including at least one circular upper cutter and rotary lower cutter and having its axis of rotation at right angles to a shearing plane extending parallel to the outer surface of the upper cutter. The movable shaving head axis of symmetry intersects the shearing plane in any direction in the geometric center of the shaving assemblies. The geometric center is provided as the stationary pole.
REFERENCES:
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patent: 3844033 (1974-10-01), Yonkers
patent: 4001932 (1977-01-01), Herrick
patent: 4038747 (1977-08-01), Upton
patent: 4168570 (1979-09-01), Bakker et al.
patent: 4896421 (1990-01-01), Gertsma et al.
patent: 4910869 (1990-03-01), Labrijn
Messinger Werner
Tewes Bernd
Trolltsch Karl
Braun Aktiengesellschaft
Heyrana Sr. Paul M.
Watts Douglas D.
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