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|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||312/319.5 ; 312/223.3 ; 312/312|
|발명자 / 주소||
|대리인 / 주소||
|인용정보||피인용 횟수 : 54 인용 특허 : 0|
A desk selectively used as a reading or computer desk is disclosed. The desk has a liftable monitor case that is movably received in the desk and selectively moves in vertical direction between monitor visible and nonvisible positions. In order to vertically move the above monitor case between the two positions, the desk according to an embodiment has an automatic case lifting device including a motor-driven pantographic link work. In the case lifting device, a movable nut along with a contact bracket engages with the output shaft of a reversible motor a...
[ What is claimed is:] [1.] A desk comprising:a monitor case compartment defined in said desk and opening outside a top panel of said desk through an opening formed on said top panel, said compartment being provided with a pair of guide rails vertically extending on both side walls thereof, respectively;a liftable monitor case received in said compartment to vertically move between monitor-visible and nonvisible positions, each side wall of said case having a guide groove engaging with an associated guide rail of said compartment to guide said case while...