Brushing – scrubbing – and general cleaning – Attachments – Optical-member-attachable cleaner
Patent
1987-06-12
1989-01-31
Feldman, Peter
Brushing, scrubbing, and general cleaning
Attachments
Optical-member-attachable cleaner
1525023, 1525034, B60S 134
Patent
active
048006106
ABSTRACT:
A windshield wiper includes an arm head connected to a driving motor and rotatably connected to a pivot shaft, and a wiper arm supported on the arm head and connected to a wiper blade. The arm head has a first head portion rotatably supported on the pivot shaft, and a second head portion connected to the first head portion and rotatable around an axis which is generally perpendicular to the axis of the pivot shaft. A mechanism is provided for rotating the second head portion with respect to the first head portion in response to the rotation of the first head portion around the pivot shaft.
REFERENCES:
patent: 2691186 (1954-10-01), Oishei et al.
patent: 2781540 (1957-02-01), Deibel
patent: 2878506 (1959-03-01), Krohm
patent: 2915771 (1959-12-01), Ryck
patent: 2941230 (1960-06-01), Scriven et al.
patent: 3999241 (1976-12-01), Mafnas
Arai Masaru
Saita Itsuro
Feldman Peter
Nippon Wiper Blade Co., Ltd.
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