Two-piece crucible cover for coating with an electron beam source

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Description

FIG. 1 is a front, right, perspective view of a two-piece crucible cover for coating with an electron beam source showing my new design.

FIG. 2 is a top plan view of FIG. 1 showing the cover body and the cover insert.

FIG. 3 is a bottom plan view of FIG. 1.

FIG. 4 is a left side plan view of FIG. 1.

FIG. 5 is a right side plan view of FIG. 1.

FIG. 6 is a front end view of FIG. 1.

FIG. 7 is a back end view of FIG. 1.

FIG. 8 is a front, right, perspective view of FIG. 1 on top of a crucible.

FIG. 9 is an enlarged, right side, partial view of FIG. 1 showing the cover insert in a down position; and,

FIG. 10 is an enlarged, right side, partial view of FIG. 1 showing the cover insert in an up position.

The broken line showing of the two-piece crucible cover for coating with an electron beam source in FIG. 8 illustrates the environment of the claimed design and forms no part thereof.

Claims

I claim the ornamental design for a two-piece crucible cover for coating with an electron beam source, as shown and described.

Referenced Cited
U.S. Patent Documents
2482329 September 1949 Dimmick
4748935 June 7, 1988 Wegmann
4944245 July 31, 1990 Stoessl et al.
4983806 January 8, 1991 Harper
5190590 March 2, 1993 Suzuki
D347644 June 7, 1994 Bezdicek
6012413 January 11, 2000 Tsujimoto
6342103 January 29, 2002 Ramsay
D909439 February 2, 2021 Kroneberger
20100116198 May 13, 2010 Hirose
Patent History
Patent number: D939461
Type: Grant
Filed: Nov 30, 2018
Date of Patent: Dec 28, 2021
Assignee: Ferrotec (USA) Corporation (Santa Clara, CA)
Inventor: Cris Kroneberger (Livermore, CA)
Primary Examiner: Keli L Hill
Assistant Examiner: Harold E Blackwell, II
Application Number: 29/671,855