Wiper arm

Details Wiper arm Wiper arm

1984-11-13

1986-10-07

Feldman, Peter

Brushing, scrubbing, and general cleaning

Attachments

Optical-member-attachable cleaner

1525035, B60S 132

Patent

active

046150676

ABSTRACT:
A windshield wiper arm of conventional construction, i.e. having a mounting head, a channel portion pivoted to the mounting head, and an arm extension connected to the channel, and has at least one spring made of an elastomer. The elastomer spring is mounted in the channel of the wiper arm to operate in compression tension or as a leaf spring to urge a wiper blade affixed at the outer end by the arm toward the windshield. The elastomer spring may be in the shape of a cylinder or pseudo-cylinder and may operate in linear or volumetric compression.

REFERENCES:
patent: 1371363 (1921-03-01), Gillet
patent: 2230596 (1941-02-01), Horton
patent: 2257692 (1941-09-01), Kellogg
patent: 2619668 (1952-12-01), Sivacek
patent: 3131412 (1964-05-01), McClain et al.
patent: 3344458 (1967-10-01), Deibel
patent: 4463471 (1984-08-01), Zorn

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