IP Library Granted Patent US 7,640,829
Granted Patent B2
US 7,640,829 · App. 11/370,836 · Granted Jan 5, 2010

Drive unit for a motor vehicle

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Quick Facts
Patent No.
US 7,640,829
App. No.
11/370,836
Granted
Jan 5, 2010
Kind
B2
Abstract

A drive unit for a motor vehicle, having an engine unit and an axle differential arranged on the engine unit, as well as having drive shafts for the vehicle wheels disposed at least partially in the crankcase. The separating plane between the crankcase bottom part and the oil bearing housing of the crankcase acts as the bearing for at least one drive shaft.

Claims (8)

1. Drive unit for a motor vehicle, comprising an engine unit, an axle differential arranged on the engine unit, having drive shafts for vehicle wheels disposed at least partially in a crankcase of the engine unit,

a separating plane defined between a crankcase bottom part and an oil bearing housing of the crankcase provided to constitute a bearing plane for at least one of the drive shafts, and

an opening that intersects the separating plane and is defined on both the crankcase bottom part and the oil bearing housing of the crankcase such that the at least one drive shaft is disposed within the opening.

2. Drive unit according to claim 1 , wherein the housing of the axle differential includes a fastening flange configured as a bearing point for the crankcase.

3. Drive unit according to claim 1 , wherein on a side of the crankcase situated opposite the axle differential, one of the drive shafts is additionally supported by a bearing console operatively secured to the crankcase.

4. Drive unit according to claim 2 , wherein on a side of the crankcase situated opposite the axle differential, one of the drive shafts is additionally supported by a bearing console operatively secured to the crankcase.

5. Drive unit according to claim 3 , where the bearing console has a fastening flange configured as a second bearing point for the crankcase.

6. Drive unit according to claim 5 , wherein the housing of the axle differential includes a fastening flange configured as a bearing point for the crankcase.

Assignments (4)
MERGER Recorded Jun 16, 2010
From: DR. ING. H.C. F. PORSCHE AKTIENGESELLSCHAFT
To: PORSCHE ZWISCHENHOLDING GMBH
Reel/Frame 024546/0631 →
CHANGE OF NAME Recorded Jun 16, 2010
From: PORSCHE ZWISCHENHOLDING GMBH
To: DR. ING. H.C. F. PORSCHE AKTIENGESELLSCHAFT
Reel/Frame 024546/0651 →
MERGER Recorded Jun 30, 2008
From: DR. ING. H.C.F. PORSCHE AKTIENGESELLSCHAFT
To: DR. ING. H.C.F. PORSCHE AKTIENGESELLSCHAFT (COMPANY NUMBER 722287)
Reel/Frame 021184/0926 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 3, 2006
From: APEL, CHRISTIAN; KRAEMER, MATTHIAS; KRAXNER, DIETER; ESSER, JOACHIM; TIEDE, KLAUS; NETZKER, RALPH-MARIA; FUCHS, ROBERT
To: DR. ING. H.C.F. PORSCHE AKTIENGESELLSCHAFT
Reel/Frame 017861/0426 →