DIFFERENTIAL ASSEMBLY WITH TWO JOINTLY ACTUATED AXIAL ADJUSTMENT DEVICES
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Jun 25, 2009
app pub date -
Dec 2, 2006
filing date -
Dec 20, 2005
priority date (Note) -
Abandoned
status (Latency Note)
![]() |
A preliminary load of PAIR data current through [] has been loaded. Any more recent PAIR data will be loaded within twenty-four hours. |
PAIR data current through []
A preliminary load of cached data will be loaded soon.
Any more recent PAIR data will be loaded within twenty-four hours.
![]() |
Next PAIR Update Scheduled on [ ] |

Importance

US Family Size
|
Non-US Coverage
|
Abstract
A differential assembly 2 for variable torque distribution in the drive line of a motor vehicle. A differential gear 21 with a rotationally drivable differential cage 4 and two output shafts 3, 3', which are drivingly connected to the differential cage 4 by means of a differential gear set 7, 9, 9', wherein a first drive train is formed. A gear stage 14, 14' per output shaft 3, 3', which gear stage is drivingly connected on one side to the differential cage 4 and on the other side to one of the output shafts 3, 3' is part of a second drive train which is functionally parallel to the first drive train. Friction clutch 15, 15' are provided for each gear stage 14, 14' and ball ramp assemblies are provided for actuating the friction clutches, the ball ramp assembly having a plurality of ball grooves 44, 45; 44', 45' of variable depth. A single electric motor 52 is drivingly connected to rotatably driveable discs 43; 43' of axial setting devices 16, 16'.
First Claim
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
GKN DRIVELINE INTERNATIONAL GMBH | 53797 LOHMAR |
International Classification(s)
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Gassmann, Theodor | Siegburg , DE | 70 | 646 |
# of filed Patents : 70 Total Citations : 646 | |||
Mertens, Ralph | Kaarst , DE | 3 | 34 |
# of filed Patents : 3 Total Citations : 34 | |||
Muller, Kurt | Merzenich , DE | 53 | 546 |
# of filed Patents : 53 Total Citations : 546 | |||
Schmidt, Mark | Konigswinter , DE | 191 | 7259 |
# of filed Patents : 191 Total Citations : 7259 | |||
Sorge, Kai | St. Augustin , DE | 6 | 33 |
# of filed Patents : 6 Total Citations : 33 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 13 Citation Count
- F16H Class
- 74.04 % this patent is cited more than
- 16 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|
Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
Full Text

Legal Events
- No Legal Status data available.

Matter Detail

Renewals Detail
