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US 2015/0090348 A1Published application
Removable isolation valve shield insert assembly
AssigneeApplied Materials, Inc.
InventorBrian WEED
Life of this patent
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Abstract
An improved isolation valve is provided, along with removable shield insert assemblies for an isolation valve. In one embodiment, a shield insert assembly for an isolation valve is provided that includes a graphite first shield insert having a flat ring shape. The first shield insert has a circular outer diameter. An elongated aperture is formed through the first shield insert. At least two fastener holes are formed through the first shield insert configured to couple the first shield insert to a first shield support.
Claims20
A shield insert assembly for an isolation valve comprising:
- a graphite first shield insert having a flat ring shape, the first shield insert comprising:
- a circular outer diameter;
- an elongated aperture formed through the first shield insert;
- and
- a least two fastener holes are formed through the first shield insert configured to couple the first shield insert to a first shield support.
2 more elements
An isolation valve comprising:
- a valve housing having an aperture and a closure member movably disposed therein;
- a first shield insert assembly coupled to a first side of the housing, the first shield insert assembly having a first shield support coupled to the housing and a first shield insert removably coupled to an aperture of the first shield support, the first shield insert having an elongated aperture;
- a second shield insert assembly coupled to a second side of the housing, the second shield insert assembly having a second shield support coupled to the housing and a second shield insert removably coupled to an aperture of the second shield support, the second shield insert having an elongated aperture aligning with the elongated aperture of the first shield insert, the second shield insert sized to fit through the aperture of the first shield support;
- and
- a closure member disposed in the housing and movable between positions closing and clear of the elongated apertures.
2 more elements
Dependencies are inferred from the claim text.