Control element for control functions
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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May 21, 2002
Grant Date -
N/A
app pub date -
Apr 7, 2000
filing date -
Apr 9, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A control element for control functions within a passenger area of a vehicle having several turning knobs whose positions are indicated by an illumination display, includes an LED (Light Emitting Device) and a light-guide coupled directly with the LED and having a light-exit surface that is coupled with a light-entry surface leading to at least one turning knob, a light-conducting plate (7) adjacent the light-guide, and a housing. The light guide (4) is connected with the turning knob (2) and has, on axial surfaces (8,9) at an outer rim (10), indexing bumps and indexing indentations (11, 12), respectively, that cooperate with retaining catches (13) of a retaining spring (14) that is pushed onto the light-conducting plate (7) within retaining ribs (15) and is locked between an edge of the light-conducting plate (16) and a housing rib (17) in the push-on
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