Device for unlocking a door
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United States of America Patent
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May 2, 2017
Grant Date -
Sep 11, 2014
app pub date -
Aug 8, 2012
filing date -
Oct 5, 2011
priority date (Note) -
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Abstract
Device for unlocking a door, comprising at least one operating element; a bolt; a coupling which can be placed in the door and which is coupled between the bolt and the operating element, wherein the coupling comprises a pair of scissor arms mounted rotatably around a fixed shaft, and a pair of pivot arms, wherein each pivot arm is connected at a first end for pivoting around a first shaft to a scissor arm and connected at a second end for pivoting around a second shaft to a push part intended to engage against the bolt, such that a tilting of the operating element brings about a movement of the push part, and thus of the bolt.
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