Machine element or mechanism – Mechanical movements – Rotary to or from reciprocating or oscillating
Patent
1997-01-23
1998-11-10
Herrmann, Allan D.
Machine element or mechanism
Mechanical movements
Rotary to or from reciprocating or oscillating
152503, F16H 2140, B60S 124
Patent
active
058327754
ABSTRACT:
A windshield wiper drive assembly including a mounting bracket having a central motor support portion, a first bracket end connecting portion having a first mounting aperture formed therethrough, and a second bracket end connecting portion having a second mounting aperture formed therethrough; a reduction gear motor assembly mounted to the central motor support portion and having a motor assembly output shaft; a wiper shaft support secured to the central motor support portion and having a wiper shaft support bushing provided within a bushing aperture; a wiper shaft having a first wiper shaft end rotatably entrapped within the wiper shaft support bushing and a second wiper shaft end; a rotating crank wheel centrally mounted to the gearbox output shaft by a central shaft connection aperture and having a push rod connecting pin extending outward from a planar surface thereof; and a push rod linkage including a rigid push rod pivotally connected to the push rod connecting pin at one end thereof and pivotally connected at a second push rod end thereof to a wiper shaft arm that extends radially from the wiper shaft. In a preferred embodiment, the motorcycle windshield wiper drive assembly further includes a variable speed control mechanism for allowing the user to adjust the speed of the wiper movement as desired.
REFERENCES:
patent: 1839175 (1931-12-01), Hueber
patent: 3415132 (1968-12-01), Druseikis
patent: 4027354 (1977-06-01), Burpee
patent: 4529242 (1985-07-01), Watanabe et al.
patent: 4958405 (1990-09-01), Kuhbauch
patent: 5274876 (1994-01-01), Wehrspann
Galloway Jim
Turbessi Timothy
Breaux Joseph N.
Herrmann Allan D.
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