Curved slit valve door with flexible coupling
First Claim
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1. A chamber, comprising:
- a chamber body having a substrate transfer port;
a door member having a curved sealing face positionable to selectively seal the substrate transfer port;
a lever arm; and
a flexible coupling connecting the lever arm to the door member, the flexible coupling configured to allow lateral movement of the door member relative the lever arm, wherein the flexible coupling further comprises;
a first resilient bushing; and
a linking member passing through the first bushing, the door member, and the lever arm.
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Abstract
Embodiments of an apparatus for sealing a substrate transfer passage in a chamber are provided. In one embodiment, an apparatus for sealing a substrate transfer passage in a chamber includes an elongated door member having a concave sealing face coupled to an actuator by a flexible coupling. The flexible coupling configured to allow movement of the door member relative to the lever arm in at least two planes.
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Citations
9 Claims
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1. A chamber, comprising:
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a chamber body having a substrate transfer port; a door member having a curved sealing face positionable to selectively seal the substrate transfer port; a lever arm; and a flexible coupling connecting the lever arm to the door member, the flexible coupling configured to allow lateral movement of the door member relative the lever arm, wherein the flexible coupling further comprises; a first resilient bushing; and a linking member passing through the first bushing, the door member, and the lever arm. - View Dependent Claims (2, 3, 4, 5)
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6. A chamber, comprising:
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a chamber body having a substrate transfer port; a door member having a curved sealing face positionable to selectively seal the substrate transfer port; a lever arm; and a flexible coupling connecting the lever arm to the door member, the flexible coupling configured to allow lateral movement of the door member relative the lever arm, wherein the flexible coupling further comprises; a bolt passing through a first hole formed through an end portion of the door member and a second hole formed through the lever arm; a first resilient bushing disposed around the bolt and separated by the door member from the lever arm; and a second resilient bushing disposed around the bolt and separated by the lever arm from the door member. - View Dependent Claims (7, 8, 9)
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Specification