Invention Application
- Patent Title: APPARATUS FOR CONTROLLING LIFT PIN MOVEMENT
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Application No.: US17233213Application Date: 2021-04-16
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Publication No.: US20220336258A1Publication Date: 2022-10-20
- Inventor: Anubhav SRIVASTAVA , Bhaskar PRASAD , Kirankumar Neelasandra SAVANDAIAH , Thomas BREZOCZKY , Nitin Bharadwaj SATYAVOLU
- Applicant: Applied Materials, Inc.
- Applicant Address: US CA Santa Clara
- Assignee: Applied Materials, Inc.
- Current Assignee: Applied Materials, Inc.
- Current Assignee Address: US CA Santa Clara
- Main IPC: H01L21/687
- IPC: H01L21/687

Abstract:
Embodiments of the present disclosure generally relate to lift pins and to apparatus for controlling lift pin movement. In an embodiment, an apparatus for positioning a substrate in a chamber is provided. The apparatus includes a chamber component, a lift pin having a top surface for supporting the substrate and a lift pin shaft and a stopper. The apparatus further includes a compressible element positioned between the chamber component and the stopper, the compressible element further positioned around the lift pin shaft, the lift pin being moveable relative to a substrate transfer plane by movement of a substrate support in contact with the compressible element.
Public/Granted literature
- US12100614B2 Apparatus for controlling lift pin movement Public/Granted day:2024-09-24
Information query
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