A drive control device for a hybrid vehicle is provided with a differential device including four rotary elements; and an engine, a first electric motor, a second electric motor and an output rotary member which are respectively connected to the four rotary elements. One of the four rotary elements is constituted by a rotary component of a first differential mechanism and a rotary component of a second differential mechanism which are selectively connected to each other through a clutch, and one of the rotary components of the first and second differential mechanisms which are selectively connected to each other through the clutch is selectively fixed to a stationary member through a brake. The drive control device comprises: a clutch engagement control portion configured to place the clutch in an engaged state when a warm-up operation of the hybrid vehicle is required.

Claims

5 · 1 independent · depth 2

5 granted claims

›1.independentA drive control device for a hybrid vehicle provided with: a differential device which includes a first differential mechanism and a second differenti…+4

›2.↳ 1The drive control device according to claim 1, further comprising a brake engagement control portion configured to place said brake in a released stat…d2

›3.↳ 1The drive control device according to claim 1, further comprising a brake engagement control portion configured to place said brake in a released stat…d2

›4.↳ 1The drive control device according to claim 1, further comprising a brake engagement control portion configured to place said brake in an engaged stat…d2

›5.↳ 1The drive control device according to claim 1, wherein said first differential mechanism is provided with a first rotary element connected to said fir…d2

Classifications

8 codes

IPC · International Patent Classification

Section B — Performing operations; transporting

B60W20/00
B60K6/387
B60W10/12
B60W10/02
B60K6/38
B60K6/445
B60W10/08
B60W10/196

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File wrapper

Pendency

3.6 y

1,303 days filing → grant

Office actions

none on record

Responses

no RCE

Examiner

Dirk Wright

art unit 3659 · TC 3600

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Citations: 22 back · 0 forward

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Priority chain

1 priority documents

›Priority documents — 1

Type	Document	Date
related publication	US 20150094188 A1	2 Apr 2015

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