Spring devices – Torsion
Patent
1993-12-17
1996-08-27
Oberleitner, Robert J.
Spring devices
Torsion
267136, 1525030, F16F 114
Patent
active
055492860
ABSTRACT:
A windshield wiper device generally comprises a shaft supported by a fixed element, such as the base of a housing of a geared motor, this shaft being rotatable around an axis by a reduction gear system and connecting rod assembly; an angle damping device is disposed between the fixed element and the shaft. According to the invention, the angle damping device comprises at least one elastic washer axially compressed along the axis of the shaft. The axial compression of the elastic washer is controlled by a cam having a variety of angular sectors for moving axially along the shaft.
REFERENCES:
patent: 3282120 (1966-11-01), Compton
patent: 4043546 (1977-08-01), Ashfield et al.
patent: 4546518 (1985-10-01), Harbison et al.
patent: 4688662 (1987-08-01), Correll
patent: 4711434 (1987-12-01), Haag
patent: 4768761 (1988-09-01), Kramer
patent: 4826145 (1989-05-01), Moore et al.
Oberleitner Robert J.
Schwartz Chris
Valeo Systemes D'Essuyage
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