Patent ID: 9637964
Date: 2017-05-02
CPC Classifications: A47B,E05F,E05Y,E06B

Claim:
1. A cupboard with an up-down louvered door, comprising: a cupboard body, a door configured in the body; the door having a plurality of louvers, and a lift rack in which the louvers are mounted; wherein when opening the door, the lift rack lifts and folds up, causing the louvers to fold up, and the door is open; wherein when closing the door, the lift rack descends and extends, causing the louvers to extend, and the door is closed; the lift rack comprising a plurality of first lift units, and a plurality of second lift units in which each is connected to two adjacent first lift units; the louvers being connected to the first lift units, and each louver being secured to each corresponding first lift unit; each of the first lift units comprising a first connective element securing to the louvers and a second connective element hinged to the first connective element; and each of the second lift units comprising a third connective element hinged to the first connective element and a fourth connective element hinged to the second connective element; both the third connective element and the fourth connective element being hinged to each other.