Lifting device for lowering a substrate
AssigneeVAT Holding AG
InventorClemens Kühne
Life of this patent
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AssigneeVAT Holding AG
InventorClemens Kühne
Estimating the term…
A lifting device for lowering a substrate onto and for lifting it off from a substrate carrier in a process chamber. The lifting device had a lifting rod and a linear drive, for moving the lifting rod along a linear lifting movement path, and a plurality of adjustment screws for adjusting the position of the lifting movement path. The lifting device has a drive housing for the linear drive, and a drive housing flange and a passage opening surrounded by this flange. The lifting rod is guided through the passage opening, and the adjustment screws are each screwed through an adjustment screw receiving opening in the drive housing flange. The adjustment screw receiving openings are spaced apart in the drive housing flange, and a protrusion of the respective adjustment screw over the drive housing flange is adjustable by screwing that adjustment screw through the respective receiving opening at differing depths.
A lifting device for lowering a substrate onto a substrate carrier and for lifting off the substrate from the substrate carrier in a process chamber, the lifting device comprising:
Dependencies are inferred from the claim text.