Invention Grant
US08606475B2 Shift range switching apparatus, parking lock apparatus and engagement switching apparatus for use in vehicle
有权
换档范围切换装置,驻车锁定装置和用于车辆的接合开关装置
- Patent Title: Shift range switching apparatus, parking lock apparatus and engagement switching apparatus for use in vehicle
- Patent Title (中): 换档范围切换装置,驻车锁定装置和用于车辆的接合开关装置
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Application No.: US12791192Application Date: 2010-06-01
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Publication No.: US08606475B2Publication Date: 2013-12-10
- Inventor: Kouji Yasui
- Applicant: Kouji Yasui
- Applicant Address: JP Kariya
- Assignee: Denso Corporation
- Current Assignee: Denso Corporation
- Current Assignee Address: JP Kariya
- Agency: Nixon & Vanderhye P.C.
- Priority: JP2009-135154 20090604; JP2010-005008 20100113
- Main IPC: G06F7/00
- IPC: G06F7/00

Abstract:
The shift range switching apparatus includes a switching mechanism driven to switch a shift range of an automatic transmission, a drive section which drives the switching mechanism, an operating member operated to switch the shift range, a control section to control the drive section such that the shift range is switched in accordance with a switching operation by a vehicle driver, an abnormality detection section configured to cause the drive section to drive the switching mechanism when a predetermined abnormality detection condition is satisfied indicating that the vehicle driver is unlikely to operate the operating member, a driving state detection section to detect a driving state of the drive section after the abnormality detection section causes the drive section to drive, and an abnormality determination section to determine whether the drive section is abnormal in accordance with a detection result by the driving state detection section.
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