Automatic Planetary Transmission

Number of patents in Portfolio can not be more than 2000

United States of America Patent

SERIAL NO

15699217

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An automatic transmission with housing, input shaft, output shaft, four planetary gear sets, and six shift elements. Second element of second planetary gear set forms first shaft; second element of third planetary gear set forms second shaft; first elements of first and second planetary gear sets form third shaft; third element of third planetary gear set forms fourth shaft; second element of first planetary gear set and third element of second planetary gear set form fifth shaft; third element of first planetary gear set forms sixth shaft; first elements of third and fourth planetary gear sets form seventh shaft; and third element of fourth planetary gear set forms eighth shaft. First shift element is between third shaft and housing; second shift element is between fourth shaft and housing; third shift element is between second and eighth shafts; fourth shift element is between fourth and fifth shafts; fifth shift element is between fifth and seventh shafts; sixth shift element is between sixth and seventh shafts.

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Patent Owner(s)

Patent OwnerAddress
ZF FRIEDRICHSHAFEN AGGERMAN FRIEDRICH J HAFEN FRIEDRICHSHAFEN BADEN-WURTTEMBERG

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Beck, Stefan Eriskirch, DE 271 5428
Gierling, Armin Langenargen, DE 42 518

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