Flame monitoring and ignition device

- John Zink Company, LLC
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FIG. 1 is a front, left, top perspective view of a flame monitoring and ignition device showing the new design;

FIG. 2 is a rear, right, bottom perspective view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a left side elevation thereof; and,

FIG. 8 is a right side elevation thereof.

The broken lines of uneven length illustrate the boundary of the claimed design, and form no part thereof. The broken lines of even length illustrate portions of the flame monitoring and ignition device that form no part of the claimed design.


The ornamental design for a flame monitoring and ignition device, as shown and described.

Referenced Cited
U.S. Patent Documents
4245977 January 20, 1981 Morese
4525138 June 25, 1985 Snyder
D851505 June 18, 2019 Grillotti et al.
Foreign Patent Documents
202004006644 August 2004 DE
879482 October 1961 GB
Other references
  • Platvoet et al., “Process Burners 101”, American Institute of Chemical Engineers, Aug., 2013, pp. 35-39.
  • John Link Hamworthy, “LPMW Radiant Wall Burner”, 2016, pp. 1-2.
Patent History
Patent number: D883811
Type: Grant
Filed: Apr 29, 2019
Date of Patent: May 12, 2020
Assignee: John Zink Company, LLC (Tulsa, OK)
Inventors: Dominique Grillotti (Guénange), Gilles Theis (Dudelange), Clement Bresillion (Metz)
Primary Examiner: Antoine Duval Davis
Application Number: 29/689,240