| US 7,512,426 B2 | ||
| Mobile communications device with synchronising hinge | ||
| Esa-Sakari Maatta, Farnborough (United Kingdom); Herman Scherling, Kokkedal (Denmark); Ilpo Kauhaniemi, Vantaa (Finland); Mads Stefansen, Copenhagen (Denmark); Matti Kosonen, Jarvenpaa (Finland); Mikko Ukonaho, Nokia (Finland); and Nikolaj Bestle, Copenhagen (Denmark) | ||
| Assigned to Nokia Corporation, Espoo, Fla. (US) | ||
| Filed on Apr. 21, 2005, as Appl. No. 11/111,485. | ||
| Prior Publication US 2006/0238968 A1, Oct. 26, 2006 | ||
| Int. Cl. H04Q 7/20 (2006.01) | ||
| U.S. Cl. 455—575.1 [16/354; 361/681] | 48 Claims |
| 1. A hinge comprising:
a first hinge member having a first axis of rotation with a first element connected to the hinge;
a second hinge member having a second axis of rotation offset from said first axis of rotation with a second element connected
to the hinge; and
synchronizing members configured to transfer rotational movement of the first element relative to the hinge to rotational
movement of the second element relative to the hinge; and
wherein the synchronizing members comprise four conical or truncated conical gears connected to each other.
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