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.

Date of Patent:
Dec. 29, 2020

Filed:

Sep. 25, 2017
Applicant:

Bayerische Motoren Werke Aktiengesellschaft, Munich, DE;

Inventors:

Berndt Roehrig, Eichenau, DE;

Norbert Pitzer, Karlsfeld, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B62M 25/06 (2006.01); F16H 63/50 (2006.01); F16H 63/34 (2006.01); F16H 59/02 (2006.01); F16H 61/22 (2006.01); F16H 63/30 (2006.01);
U.S. Cl.
CPC ...
B62M 25/06 (2013.01); F16H 63/34 (2013.01); F16H 63/502 (2013.01); F16H 2059/0234 (2013.01); F16H 2061/223 (2013.01); F16H 2063/3089 (2013.01);
Abstract

A transmission shifting assistance device, in particular for a motorcycle, which allows shifting when the clutch is closed, includes a housing, a piston arranged in the housing, and at least one pressure spring provided in the housing. The piston may be moved relative to the housing by compressing at least one pressure spring. Furthermore, transmission shifting assistance device further includes a locking device separate from the at least one pressure spring. The locking device fixes the piston in a neutral position relative to the housing below a predetermined unlocking force exerted on the piston or the housing.


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