Optical: systems and elements – Protection from moisture or foreign particle – Optical element rotates
Patent
1991-01-08
1991-11-05
Henry, Jon W.
Optical: systems and elements
Protection from moisture or foreign particle
Optical element rotates
359509, 359507, 359877, G02B 7198, G02B 508, B60S 134, B60S 146
Patent
active
050627007
ABSTRACT:
A novel rearview directional control device for a rearview mirror, either a conventional rearview mirror or a self-cleaning rearview mirror, is provided. The present rearview directional control device for a conventional rearview mirror includes a mirror body mounting therein a spherical plain bearing having an inner ring securing therein a sleeve coaxially fixing thereto a mirror disk having a mirror, an eccentrical wheel engaging with the sleeve and having a rotating axis non-parallel to the shaft axis in a manner that when rotated, the shaft axis will be inclined.
REFERENCES:
patent: 3459430 (1969-08-01), Hahn
patent: 3575496 (1971-04-01), Pollock
patent: 3799658 (1974-03-01), Pignatelli
patent: 4136925 (1979-11-01), Menzies et al.
patent: 4699478 (1987-10-01), Tsui et al.
patent: 4834522 (1989-05-01), Janowicz
patent: 4925289 (1990-05-01), Cleghorn et al.
Sheu Shyh-Her
Tsui Yu-Ming
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