Title:
VEHICULAR GEAR-SHIFTING DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/103232
Kind Code:
A1
Abstract:
The present invention relates to a vehicular gear-shifting device connected to a shift rod installed on a vehicular transmission by a cable so as to manipulate the transmission, the vehicular gear-shifting device comprising: an input portion for inputting a gear-shifting signal; a housing having a rotating shaft, both ends of which are installed on both side surfaces of the interior of the housing to be able to axially rotate; a stepping motor installed on one side of the housing to be connected to one end of the rotating shaft; an auxiliary motor installed on the other side of the housing to be connected to the other end of the rotating shaft; a driving portion coupled to the rotating shaft to be able to move in the axial direction of the rotating shaft, the driving portion comprising a moving block having a cable coupled to a side surface thereof; a main control portion for receiving information input from the input portion, generating a gear-shifting signal corresponding to the inputted information, and conducting CAN-communication with the stepping motor so as to drive the stepping motor such that the cable is operated by the stepping motor; and an auxiliary control portion for receiving a gear-shifting signal from the main control portion, when the stepping motor malfunctions, or when the communication between the stepping motor and the main control portion fails, and driving the auxiliary motor such that the cable is operated by the auxiliary motor, wherein, when the auxiliary motor is operated by the auxiliary control portion, the main control portion blocks power supply to the stepping motor.
Inventors:
CHOI SEONGJAE (KR)
SEO JUNG HO (KR)
SEO JUNG HO (KR)
Application Number:
PCT/KR2017/014791
Publication Date:
May 31, 2019
Filing Date:
December 15, 2017
Export Citation:
Assignee:
KAR CO LTD (KR)
International Classes:
F16H61/28; F16H59/10; F16H61/36
Foreign References:
| JP2015098894A | 2015-05-28 | |||
| KR20090049258A | 2009-05-18 | |||
| KR101547267B1 | 2015-08-26 | |||
| KR20070032484A | 2007-03-22 | |||
| KR19990043379A | 1999-06-15 |
Attorney, Agent or Firm:
PARK, Sangyoul et al. (KR)
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