Machine element or mechanism – Gearing – Interchangeably locked
Reexamination Certificate
2005-08-31
2008-11-11
Le, David D. (Department: 3681)
Machine element or mechanism
Gearing
Interchangeably locked
C074S340000, C477S906000
Reexamination Certificate
active
07448291
ABSTRACT:
To improve the safety of automated gearboxes, it is proposed that terminal positions of internal gearshift members and external actuation members be so defined separately from each other that one can recognize whether the engagement of a speed is accompanied by the attainment of a terminal position of an internal gearshift member or an external actuation member. Error analysis is possible in this way. For dual clutch gears, it is additionally proposed that one can, at least in gearshift operations that are critical in terms of safety, disengage on speed of a subgear in a separate procedure, before a new speed of this subgear can be engaged.
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Ehrlich Matthias
Fuss Martin
Hirt Joachim
Martin Jens
Nazari Behzad
Le David D.
LuK Lamellen und Kupplungsbau Beteiligungs KG
Simpson & Simpson PLLC
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