Patent ID: 7905198

Claim:
An ascent and descent apparatus for a liquid material spray printer, comprising: a sliding member having a pair of sliders selectively reciprocating in opposite directions by a driving unit; a frame installed above the sliders and having an elongated guide hole formed at a position corresponding to a reciprocating range of the sliders; and a pair of crosslink members installed to an upper surface of the frame to be respectively coupled with the pair of sliders through the elongated guide hole, the crosslink members having an upper end that supports a predetermined flat table, wherein the crosslink members include a pair of unit links that are hinged at a substantial center thereof, in which a lower end of one of the pair of unit links is coupled to the slider and a lower end of the other of the pair of unit links is hinged to the frame, in which an upper end of one of the pair of unit links is hinged to the flat table and an upper end of the other of the pair of unit links supports the flat table rotatably, whereby the flat table is lifted by means of reciprocation of the sliders.