Machine element or mechanism – Control lever and linkage systems – Multiple controlled elements
Reexamination Certificate
2011-04-12
2011-04-12
Hannon, Thomas R (Department: 3656)
Machine element or mechanism
Control lever and linkage systems
Multiple controlled elements
C074S473210, C074S473240
Reexamination Certificate
active
07921746
ABSTRACT:
An actuating device (1) for a technical system, especially for selecting gears of a shift-by-wire speed-change gear includes an actuating element (2) with at least two shift positions and a locking device (8). The locking device (8) has at least one actuator (7) driven with auxiliary energy and is used to reduce the shifting path of the actuating element (2) or to lock the actuating element (2). The actuator (7) has at least three different shifting states to make it possible to embody the necessary locking functions of the actuating lever with a reduced number of actuators and hence with a comparatively low design effort. Space, weight and costs can thus be saved.
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Giefer Andreas
Meyer Jörg
Hannon Thomas R
Krause Justin
McGlew and Tuttle , P.C.
ZF Friedrichshafen AG
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