Patent ID: 11881392
Assignee: APPLIED MATERIALS, INC.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  C | IPC H

Claim 19:
20. An epitaxial processing apparatus, the apparatus comprising:
a processing chamber, the processing chamber defined by an upper dome and a lower dome;
a susceptor within the processing chamber, the susceptor being configured to support a substrate;
a plurality of lamps positioned over the upper dome and positioned under the lower dome, the lamps comprising:
a bulb;
a filament; and
a plurality of filament supports disposed in spaced-apart relation to the filament, the plurality of filament supports comprising at least a first filament support and a second filament support, each of the filament supports further comprising a hook support and a hook, wherein the hook comprises:
a connector, the connector being configured to fasten the hook to the hook support;
a first vertical portion, the first vertical portion extending from the connector toward the filament;
a rounded portion extending from an end of the first vertical portion distal from the connector and configured to wrap around the filament; and
a second vertical portion, the second vertical portion extending from an end of the rounded portion distal from the first vertical portion, wherein the second vertical portion of the first filament support has a length between 60% and 100% of the length of the first vertical portion of the first filament support; and

wherein the first vertical portion of the first filament support is longer than the first vertical portion of the second filament support.