Wiper linkage system
AssigneesHyundai Motor Company, Kia Motors Corporation, DY AUTO Corporation
InventorsSu-Hak Gwon, Il-Soo Kim, Seong-Jin Hong, Jung-Kwan Choi
Life of this patent
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Abstract
A wiper linkage system directly transmits rotating force of a motor to one wiper arm. The wiper linkage system includes: a gear housing installed on a wiper motor, a pipe rod installed on the gear housing, a crank arm installed on an output shaft of the wiper motor, a first wiper arm installed on a first end of the crank arm by a rotating shaft, a pivot housing assembled with the pipe rod, and a second wiper arm operated by a link structure including a link unit coupled to a second end of the crank arm and the pivot housing. In particular, a first end of the pipe rod is fixed to a vehicle body by a pipe mounting.
Claims3
A wiper linkage system, consisting of:
- a gear housing installed on a wiper motor;
- a pipe rod installed on the gear housing;
- a crank arm directly coupled to an output shaft of the wiper motor;
- a first wiper arm installed on a first end of the crank arm by a rotating shaft;
- a pivot housing coupled to the pipe rod;
- and
- a second wiper arm operated by a link structure including a link unit coupled to a second end of the crank arm and the pivot housing,
- wherein a first end of the pipe rod is fixed to a vehicle body by a pipe mounting, and
- wherein the rotating shaft is positioned below a window glass of a vehicle and an arm head part of the first wiper arm is covered by a bonnet of the vehicle during operation.
Dependencies are inferred from the claim text.