Windshield wiper

Details Windshield wiper Windshield wiper

1989-11-07

1991-01-15

Simone, Timothy F.

Brushing, scrubbing, and general cleaning

Attachments

Optical-member-attachable cleaner

1525035, A47L 100

Patent

active

049843257

ABSTRACT:
A windshield wiper including an arm head rotatably connected to a stationary part of a vehicle, a main arm rotatively supported on the arm head and having a wiper blade thereon, and a sub-arm supporting a wing and being rotatively supported on the arm head. The axis of the rotative movement of the sub-arm and that of the main arm make an acute angle therebetween whereby a part of the air force acting on the wing is transmitted to the main arm as determined by a partial force defined by the acute angle.

REFERENCES:
patent: 4464808 (1984-08-01), Berry

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