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US 2006/0219691 A1Published application
Igniter shields
AssigneeSaint-Gobain Ceramics & Plastics, Inc.
InventorsScott Hamel, Thomas Chodacki
Life of this patent
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Abstract
New igniter systems are provided that comprise a ceramic igniter element and an affixed encasing shield element. The shield element may be engaged or affixed to the igniter element in a variety of configurations, including by direct attachment to the igniter element or through another structure interposed between the igniter and shield elements. In preferred systems, a proximal end of an igniter element may be engaged in a mounting structure and a shield element that encases the igniter element is affixed to the mounting structure.
Claims17
An igniter system comprising:
- a igniter element adapted for igniting gaseous fuel;
- and
- a shield element for protecting the igniter element,
- the igniter and shield elements being lockingly engaged.
1 more element
An igniter system comprising:
- (a) a ceramic igniter element having a conductive potion and adapted for igniting gaseous fuel, the conductive portion i) coupled to a resistive hot zone of the igniter and ii) connected to an electrical lead;
- and
- (b) a shield element for protecting the igniter element, the igniter element being disposed along the longitudinal axis of the shield element,
- wherein the shield element comprises a plurality of openings, and the igniter and shield elements are lockingly engaged.
1 more element
Dependencies are inferred from the claim text.