Brushing – scrubbing – and general cleaning – Attachments – Optical-member-attachable cleaner
Patent
1995-08-28
1997-05-06
Graham, Gary K.
Brushing, scrubbing, and general cleaning
Attachments
Optical-member-attachable cleaner
15250451, 1525033, 15250361, B60S 138
Patent
active
056259190
ABSTRACT:
A dual articulated spline windshield wiper assembly for use in a conventional windshield wiper yoke and claw assembly comprises a relative high durometer plastic upper spline and a high durometer plastic lower spline that are coupled for relative rotation about a first axis, the lower spline having a low durometer wiping blade mounted thereon for limited rotation relative to the lower spline about a second axis parallel to said first axis.
REFERENCES:
patent: 2025888 (1935-12-01), Olivero
patent: 2834976 (1958-05-01), Oishei
patent: 3040359 (1962-06-01), Deibel
patent: 3099031 (1963-07-01), Ludwig
patent: 3405421 (1968-10-01), Tomlin
patent: 3414930 (1968-12-01), Kodama
patent: 4698874 (1987-10-01), Fritz, Jr.
patent: 5243731 (1993-09-01), Yang
patent: 5257436 (1993-11-01), Yang
patent: 5392488 (1995-02-01), Li
patent: 5465454 (1995-11-01), Chang
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