Invention Grant
- 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.: US12100614B2Publication Date: 2024-09-24
- 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
- Agency: Patterson & Sheridan LLP.
- 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
- US20220336258A1 APPARATUS FOR CONTROLLING LIFT PIN MOVEMENT Public/Granted day:2022-10-20
Information query
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