Brushing – scrubbing – and general cleaning – Attachments – Optical-member-attachable cleaner
Patent
1994-10-31
1995-07-11
Graham, Gary K.
Brushing, scrubbing, and general cleaning
Attachments
Optical-member-attachable cleaner
1525035, B60S 132
Patent
active
054309077
ABSTRACT:
A specially designed turnbuckle is serially connected to a tension coil spring located in the recessed portion of a windshield wiper arm. Rotation of the turnbuckle allows to adjust the tension of the coil spring and therefore the force with which the wiper blade is pressed against the windshield surface.
REFERENCES:
patent: 2156505 (1939-05-01), Marcolivio
patent: 2752626 (1956-07-01), Oishei
patent: 2782450 (1957-02-01), Nesson
patent: 2799039 (1957-07-01), Oishei
patent: 3366989 (1968-02-01), Ludwig
patent: 3427675 (1969-02-01), Tibbet
patent: 4777695 (1988-10-01), Okuda et al.
Graham Gary K.
Leserance Pierre
Martineau Francois
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