US 12,344,487 B2
Stage-stacking lift
Jae Hyung Um, Daejeon (KR); and Bong Cheol Park, Daejeon (KR)
Assigned to LG Energy Solution, Ltd., Seoul (KR)
Appl. No. 18/570,298
Filed by LG Energy Solution, Ltd., Seoul (KR)
PCT Filed Oct. 13, 2022, PCT No. PCT/KR2022/015498
§ 371(c)(1), (2) Date Dec. 14, 2023,
PCT Pub. No. WO2023/063745, PCT Pub. Date Apr. 20, 2023.
Claims priority of application No. 10-2021-0136138 (KR), filed on Oct. 13, 2021.
Prior Publication US 2024/0270515 A1, Aug. 15, 2024
Int. Cl. B65G 57/30 (2006.01); B66F 7/02 (2006.01)
CPC B65G 57/303 (2013.01) [B65G 57/301 (2013.01); B65G 2201/0258 (2013.01); B66F 7/02 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A stage-stacking lift comprising:
a lift unit; and
a stage-stacking unit mounted in the lift unit,
wherein the stage-stacking unit is configured to stack multiple trays therein, each tray configured to receive a respective accommodation target therein,
wherein the lift unit is configured to elevate the multiple trays together,
wherein the stage-stacking unit comprises a Z-axis movable part configured to move the multiple trays in a Z-axis direction that is a vertical direction and a position fixing part configured to fix a position of one of the trays in the vertical direction,
wherein the Z-axis movable part comprises a support stage configured to support a lower portion of the one of the trays and a vertically movable means configured to move the support stage in the vertical direction, and
wherein when the one of the trays is disposed at an upper portion of the support stage within the Z-axis movable part, the support stage is configured to move the one of the trays upward while moving upward.