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Geroter type internal combustion engine — Harley-Davidson patent US6907855B2 (2005)

PatentUS6907855B2
TypeUtility patent
Filed2003-10-21
Granted2005-06-21
InventorMatthew James Mueller
SystemEngine

“An internal combustion engine including a housing, an intake port defined in the housing, an exhaust port defined in the housing, and a generally cylindrical combustion chamber defined in the housing. The combustion chamber communicates with the intake port and the exhaust port and a combustion…”

Full patent textDownload PDFShop engine parts

Drawings (3 sheets)

Geroter type internal combustion engine — sheet 1Geroter type internal combustion engine — sheet 2Geroter type internal combustion engine — sheet 3

Parts for this system

32-0064
Magneto to Crankcase Oil Seal Ring and Gasket Kit
$6.35
14-0555
Rear Caliper Piston O-Ring
$10.64
15-1380
Rear Master Cylinder Gasket Kit
$10.64
23-0825
Handlebar Master Cylinder Piston Cup
$10.64

Check fitment first — add your bike and we flag what fits.

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Drawing from the US patent record (via Google Patents). A patent shows the invention as filed, not necessarily the production part on your motorcycle — confirm fitment for your model and year. Independent aftermarket retailer, not affiliated with Harley-Davidson, Inc.