Windshield wiper arm with adjustable pressure

Details Windshield wiper arm with adjustable pressure Windshield wiper arm with adjustable pressure

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.

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