Heavy duty wiper arm

Details Heavy duty wiper arm Heavy duty wiper arm

1983-08-18

1984-10-23

Feldman, Peter

Brushing, scrubbing, and general cleaning

Attachments

Optical-member-attachable cleaner

B60S 134

Patent

active

044779402

ABSTRACT:
A windshield wiper arm assembly is provided and has a mounting head connected to an oscillatably driven pivot shaft. The assembly has an outer arm section pivotally connected to the head, the outer arm section being adapted to support a wiper blade. A link is pivotally supported at one end to the mounting head. A tension spring is connected at one end to the arm section. A lever is pivotally supported on the outer arm section and defines a pivot which is connected to the other end of both the link and the spring. The lever is H-shaped with a pair of spaced legs and an interconnecting support, one end of the legs being pivotally supported to the outer arm section and the other end having a pin which defines the pivot.

REFERENCES:
patent: 2295621 (1942-09-01), Zaiger
patent: 2312279 (1943-02-01), Zaiger
patent: 2684258 (1954-07-01), Krohm
patent: 2736053 (1956-02-01), Oishei et al.
patent: 2804639 (1957-09-01), Oishei
patent: 2844838 (1958-07-01), Krohm
patent: 3009186 (1961-11-01), Lenz
patent: 4050832 (1977-09-01), Stratton et al.
patent: 4318201 (1982-03-01), Rogers et al.

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