Hinge arrangement

A hinge arrangement preferably for a window comprising a frame member 20, a sash arm 30, a first support arm 40 having a first pivotal connection 101 to the sash arm; a link member 60; and a second support arm 50 having a second pivotal connection 102 to the first support arm and a third pivotal con...

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Bibliographische Detailangaben
1. Verfasser: Terence James Dolman
Format: Patent
Sprache:eng
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Zusammenfassung:A hinge arrangement preferably for a window comprising a frame member 20, a sash arm 30, a first support arm 40 having a first pivotal connection 101 to the sash arm; a link member 60; and a second support arm 50 having a second pivotal connection 102 to the first support arm and a third pivotal connection to the link member 103; the link member having a fourth pivotal connection 104 to the sash arm, the link member being rotatable relative to the second support arm via the third pivotal connection and the sash arm being rotatable relative to the link member via the fourth pivotal connection, wherein: the hinge has a closed and open configurations and in the closed configuration, a first line 91 through the first and second pivotal connections and a second line 92 extending through the third and fourth pivotal connections are both angled relative to the sash arm. The first support arm and the second support arm are preferably pivotally connected to the frame member, the second support arm mounted on a slidable carriage (70 Fig 1).