Brushing – scrubbing – and general cleaning – Attachments – Optical-member-attachable cleaner
Patent
1979-06-20
1981-10-27
Roberts, Edward L.
Brushing, scrubbing, and general cleaning
Attachments
Optical-member-attachable cleaner
15245, B60S 138
Patent
active
042965225
ABSTRACT:
A reversible dual windshield wiper having a blade holder with a flexible wiping blade mounted on each side thereof. One or more retaining clips are mounted to a wiper arm to accept and hold the blade holder with either wiping blade in the active position. Stops are also provided to prevent the wiper from moving longitudinally with respect to the arm.
REFERENCES:
patent: 2230489 (1941-02-01), Grossfeld et al.
patent: 2322312 (1943-06-01), Osborn
patent: 2852798 (1958-09-01), Grossfeld
patent: 3930279 (1976-01-01), Arman
patent: 3961395 (1976-06-01), Journee
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