Brushing – scrubbing – and general cleaning – Attachments – Optical-member-attachable cleaner
Patent
1989-10-10
1993-01-05
Hornsby, Harvey C.
Brushing, scrubbing, and general cleaning
Attachments
Optical-member-attachable cleaner
1925013, 403243, 403293, 174138D, 17413812, 174152R, B60S 134, B60S 104
Patent
active
051759039
ABSTRACT:
A drive connection for the arm (2) of a windscreen wiper comprises a metallic wiper arm (2), a spindle (5) by which it is driven and means (7) for electrically insulating the wiper arm (2) from the spindle (5), thus electrically isolating the arm (2) and blade of the wiper from the rest of the vehicle.
REFERENCES:
patent: 2892503 (1959-06-01), Hood, Jr. et al.
patent: 3033624 (1962-05-01), Biesecker
patent: 3085821 (1963-04-01), Ryck
patent: 3193335 (1965-07-01), Wing
patent: 4564971 (1986-01-01), Pethers et al.
patent: 4685467 (1987-08-01), Cartmell et al.
patent: 4716617 (1988-01-01), Noack et al.
patent: 4856137 (1989-08-01), Palu 15250.31
Graham Gary
Hornsby Harvey C.
Nauman Joseph G.
Trico Products Corporation
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