EP 2126628 A2 20091202 - CEILING INSTALLATION LIFT FOR A MULTIMEDIA PROJECTOR
Title (en)
CEILING INSTALLATION LIFT FOR A MULTIMEDIA PROJECTOR
Title (de)
DECKENEINBAULIFT FÜR EINEN MULTIMEDIA-PROJEKTOR
Title (fr)
APPAREIL ÉLÉVATEUR ENCASTRÉ AU PLAFOND, DESTINÉ À UN PROJECTEUR MULTIMÉDIA
Publication
Application
Priority
- EP 2008001641 W 20080301
- CH 3772007 A 20070309
Abstract (en)
[origin: US2008217499A1] A ceiling mounted lift for a multimedia projector that can be installed into a hollow ceiling. The same is equipped with a frame-shaped base plate ( 2 ) that can be fitted to an original ceiling, and with a platform ( 5 ) receiving the projector that can be lowered in relation to the base plate ( 2 ) from a non-usage position into a usage position. For lowering and lifting the platform ( 5 ) lifting spindles ( 3 ) that can be driven equally in both rotation directions and co-operatively connected with spindle nuts ( 4 ) are provided. The lifting spindles ( 3 ) as well as the spindle nuts ( 4 ) are equipped with a circular thread, whereby the spindle nuts ( 4 ) consist of Nylon thread nuts.
IPC 8 full level
G03B 21/54 (2006.01)
CPC (source: EP US)
G03B 21/54 (2013.01 - EP US)
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR
DOCDB simple family (publication)
US 2008217499 A1 20080911; US 7963495 B2 20110621; AU 2008226089 A1 20080918; AU 2008226089 B2 20130905; AU 2008226089 B9 20130919; CA 2589669 A1 20080909; EP 2126628 A2 20091202; RU 2009137374 A 20110420; RU 2464609 C2 20121020; UA 100977 C2 20130225; WO 2008110273 A2 20080918; WO 2008110273 A3 20090129; ZA 200906547 B 20100630
DOCDB simple family (application)
US 69159407 A 20070327; AU 2008226089 A 20080301; CA 2589669 A 20070523; EP 08716163 A 20080301; EP 2008001641 W 20080301; RU 2009137374 A 20080301; UA A200909738 A 20080301; ZA 200906547 A 20090918