The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 24, 2018

Filed:

Feb. 21, 2014
Applicant:

Varian Semiconductor Equipment Associates, Inc., Gloucester, MA (US);

Inventors:

Roger B. Fish, Bedford, MA (US);

Steven Anella, West Newbury, MA (US);

Todd Lewis MacEachern, Raymond, NH (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 37/20 (2006.01); H01J 37/317 (2006.01); H01L 21/683 (2006.01);
U.S. Cl.
CPC ...
H01J 37/20 (2013.01); H01J 37/3171 (2013.01); H01L 21/6833 (2013.01); H01J 2237/20 (2013.01); H01J 2237/2001 (2013.01); H01J 2237/31701 (2013.01);
Abstract

A platen support structure adapted to thermally insulate a heated platen portion from a cold base plate while providing substantially leak-free gas transport therebetween and while allowing thermal expansion and contraction of the platen portion. Various examples provide of the support structure provide a tubular flexure having an internal gas conduit, a platen portion mounting tab connected to the flexure and having an internal gas input slot that is in fluid communication with the internal gas conduit of the flexure, the platen portion mounting tab being adapted for connection to a platen portion of a platen, and a base plate mounting tab connected to the flexure and having an internal gas output slot that is in fluid communication with the internal gas conduit of the flexure, the base plate mounting tab being adapted for connection to a base plate of the platen.


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