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US 10,504,671 B2Granted
Rotary actuator comprising a homogeneously illuminated display area
AssigneeSiemens Aktiengesellschaft
InventorJean Jacques Faurie
Life of this patent
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Abstract
A rotary actuator includes a cylindrical main body and an actuating handle which is placed on the cylindrical main body. The actuating handle includes a display area that can be illuminated. A light source is arranged in the cylindrical main body and emits light that is reflected via a first reflection surface onto a first section of the display area.
Claims5
A rotary actuator, comprising:
- a cylindrical main body extending in an axial direction;
- an actuating handle placed on one axial end of the cylindrical main body and having an illuminatable display area with a first section and a second section;
- a first reflection surface;
- a second reflection surface,
- wherein the first section of the display area extends transversely to the axial direction and the second section of the display area extends along the axial direction so that the first section and the second section extend at an angle of substantial 90 degrees in relation to one another,
- wherein the cylindrical main body has two oval recesses formed therein and spaced from each other in a direction which is transverse to the axial direction and each having oval side edges situated closest to the display area and forming the first reflection area and the second reflection area correspondingly
- wherein the first reflection surface is formed behind the second reflection surface when viewed from the display area and is spaced from the second reflection surface in a direction which is transverse to the axial direction;
- and
- a light source arranged in the cylindrical main body, said light source emitting light which is reflected via the first reflection surface onto the first section of the display area and via the second reflection surface onto the second section of the display area.
6 more elements
Dependencies are inferred from the claim text.