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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 11305840 B1

PDFFull Text
Date of Patent:
Apr. 19, 2022

Filed:

Oct. 30, 2018

Electric drive motorcycle

Applicant:

Piaggio & C. S.p.a., Pontedera, IT;

Inventors:

Luca Carmignani, Pontedera, IT;

Paolo Capozzella, Pontedera, IT;

Jury Cantini, Pontedera, IT;

Walter Mariotti, Pontedera, IT;

Assignee:

Piaggio & C. S.P.A., Pontedera, IT;

Attorney:

Patterson Intellectual Property Law, P.C.

Primary Examiner:

Kevin Hurley

Assistant Examiner:

Hosam Shabara

Int. Cl.
CPC ...
B62M 23/02 (2010.01); B62J 1/12 (2006.01); B62K 19/46 (2006.01); B62J 43/16 (2020.01); B62J 43/20 (2020.01); B62M 7/06 (2006.01); B62M 7/08 (2006.01);
U.S. Cl.
CPC ...
B62M 23/02 (2013.01); B62J 1/12 (2013.01); B62J 43/16 (2020.02); B62J 43/20 (2020.02); B62K 19/46 (2013.01); B62M 7/06 (2013.01); B62M 7/08 (2013.01); B62K 2202/00 (2013.01);
Abstract

An electric drive motorcycle () allows a suitable and effective cooling of the battery unit when the electric motor is operated, and comprises: a front portion comprising one or more front wheels () and a handlebar (); a rear portion comprising a saddle (), a shell body () arranged below said saddle (), and a rear wheel () arranged below said shell body (); an intermediate portion extending as a connection between said front portion and said rear portion; an electric drive unit () connected to said rear wheel (); and a hybrid supply unit supplying said electric drive unit (), comprising at least a battery unit () and a combustion engine () actuating an electric generator () apt to feed said battery unit () and/or said electric drive unit (), wherein the combustion engine () drives a cooling fan () arranged so that, when this is drawing a flow of cooling air through an inlet mouth (), such flow wets the battery unit (), before being drawn, wherein the combustion engine () comprises a crankshaft which is arranged transversally to said front-rear direction, said crankshaft having a first end keyed to an electric generator () arranged adjacent to the wall of the shell body (), and a second end thereto said cooling fan () is keyed, and wherein the sucking mouth () of the cooling fan () is faced towards the battery unit ().

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