The present invention relates to an oil supply device for use in an automatic transmission mounted on a vehicle, and is applied to a vehicle in which an idle reduction control or the like is performed. The oil supply device includes an oil pump which is driven by a driving motor of a vehicle and a motor separate from the driving motor, and an engagement and disengagement element which transmits a driving force of the driving motor to the oil pump, and the oil pump is driven by the motor without using a drive system of the driving motor.

Claims

20 · 1 independent · depth 4

20 granted claims

›1.independentAn oil supply device, comprising:nan oil pump which is driven by a driving motor of a vehicle and a motor separate from the driving motor; anda first …+19

›2.↳ 1The oil supply device according to claim 1,nwherein the first clutch is a first one-way clutch.d2+2

›4.↳ 1The oil supply device according to claim 1,nwherein the first clutch is a mechanical clutch which is in an engagement state when the oil pump is drive…d2+1

›7.↳ 1The oil supply device according to claim 1,nwherein the motor assists the driving force of the oil pump generated by the driving motor, according to a…d2+1

›8.↳ 1The oil supply device according to claim 1,nwherein when a driving load of the driving motor increases, the motor assists the driving force of the oil…d2

›9.↳ 1The oil supply device according to claim 1, further comprising:na flow rate and oil pressure increase prediction device for predicting increases of a …d2+1

›11.↳ 1The oil supply device according to claim 1, further comprising:na gear which decelerates a rotation of the motor and drives the oil pump.d2

›12.↳ 1The oil supply device according to claim 1, further comprising:na second clutch which transmits a driving force of the motor to the oil pump.d2+5

›18.↳ 1The oil supply device according to claim 1,nwherein the motor assists the driving force of the oil pump generated by the driving motor in at least one…d2

›20.↳ 1The oil supply device according to claim 1,nwherein generation is performed in at least one of when a vehicle normally travels and when a vehicle is d…d2

Classifications

4 codes

IPC · International Patent Classification

Section B — Performing operations; transporting

B60R17/02
B60K1/02

Section F — Mechanical engineering; lighting; heating; weapons

F16H57/04
F16H61/00

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File wrapper

Pendency

2.4 y

879 days filing → grant

Office actions

none on record

Responses

no RCE

Examiner

Dirk Wright

art unit 3659 · TC 3600

Law firm

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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 20160025207 A1	28 Jan 2016

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