Brushing – scrubbing – and general cleaning – Attachments – Optical-member-attachable cleaner
Patent
1979-11-21
1981-02-24
Feldman, Peter
Brushing, scrubbing, and general cleaning
Attachments
Optical-member-attachable cleaner
403374, B60S 132
Patent
active
042518997
ABSTRACT:
A wiper arm for transmitting moment from drive to a wiping element for wiping a vehicle window has a hub member connected with a drive, a U-shaped body member pivotally connected with the hub member and having two lugs connected with one another by a web so as to form a space closed at its three sides, a wiper rod accommodated in this space of the body member and arranged to support the wiping element and to move in direction of elongation of the body member, a structural member accommodated in the space of the body member and connectable with the wiper rod, a prestressed spring member accommodated in the space of the body member and mounted on the hub member and the structural member so as to urge the wiper rod, and a cover member which is arranged pivotally relative to the body member so as to pivot to a closed position in which the cover member closes the space of the body member at its fourth side and arrests the wiper rod.
REFERENCES:
patent: 2528258 (1950-10-01), Zaiger
patent: 3006015 (1961-10-01), Zury
patent: 3042955 (1962-07-01), Oishei
patent: 3366989 (1968-02-01), Ludwig
patent: 3939525 (1976-02-01), Stratton
Feldman Peter
Robert & Bosch GmbH
Striker Michael J.
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