Brushing – scrubbing – and general cleaning – Attachments – Optical-member-attachable cleaner
Patent
1983-06-27
1984-10-09
Hornsby, Harvey C.
Brushing, scrubbing, and general cleaning
Attachments
Optical-member-attachable cleaner
1525016, B60S 104
Patent
active
044752636
ABSTRACT:
A windshield wiper system having a wiper blade movable across the windshield through a wiping arc and through a parking arc to a depressed park position below the lower edge of the windshield, a pair of guide links on the body movable between extended and retracted positions in a plane forming an acute angle with the windshield, and a pair of cams on the wiper blade engageable on the guide links as the blade moves toward the depressed park position to lift the wiper blade off of the windshield, the torque of the wiper drive motor thereafter holding the wiper blade against the guide links as the latter move to their retracted positions so that the wiper blade is guided in the plane of the guide links to the depressed park position.
REFERENCES:
patent: 2284844 (1942-06-01), Rappl
patent: 2895157 (1959-07-01), Kocourek
patent: 3314195 (1967-04-01), Ziegler
patent: 3421174 (1969-01-01), Reese
patent: 4040141 (1977-08-01), O'Steen
patent: 4095308 (1978-06-01), Blaiklock et al.
General Motors Corporation
Hornsby Harvey C.
Peterson Christine A.
Schwartz Saul
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