Wiper assembly having impact action

Details Wiper assembly having impact action Wiper assembly having impact action

2006-03-21

2006-03-21

Graham, Gary K. (Department: 1744)

Cleaning and liquid contact with solids

Processes

Miscellaneous

C134S006000, C015S250190, C015S250351, C015S250352

Reexamination Certificate

active

07014717

ABSTRACT:
A wiper assembly having impact action includes a wiper shaft cap, a first pivotal yoke, a second pivotal yoke, an actuation device and a wiper arm. The actuation device is formed in one end of the wiper arm. One end of the first pivotal yoke is pivotally attached to the wiper shaft cap. The other end of the first pivotal yoke is pivotally attached to one end of the second pivotal yoke. The other end of the second pivotal yoke is secured to an actuation end of the actuation device. In a second embodiment of a wiper assembly having impact action, the actuation device is formed in the wiper shaft cap. The actuation device in either embodiment is actuated to lift the wiper arm and drop thereof suddenly to remove sleet, ice or snow off a wiper blade.

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patent: 6842938 (2005-01-01), Genick et al.
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patent: 3731921 (1988-12-01), None
patent: 4-85150 (1992-03-01), None

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