Patent attributes
A holding device includes a frame module and an accommodation unit. The frame module includes a plate body and two lateral plates oppositely disposed on the first plate body. A placement area is collectively defined by the plate body and the lateral plates. Two protrusions are respectively provided on the lateral plates. The accommodation unit includes a tray and two elastic plates. The tray is slidably located within the placement area, and an accommodation space is defined between two opposite sides of the tray. Each elastic plate is elastically connected to one of opposite sides of the tray. When the tray is moved after a load is placed within the accommodation space, the protrusions respectively push the elastic plates towards the accommodation space so that the load is toollessly fastened between the elastic plates.