US PATENT SUBCLASS 431 / 277
.~.~ Mounted on fuel tank adjacent flame holder

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


431 /   HD   COMBUSTION

267  DF  FRICTIONAL, CHEMICAL OR PERCUSSIVE TYPE IGNITER {3}
273  DF  .~ Spark projecter, e.g., flint and abrasive striker, etc. {3}
277.~.~ Mounted on fuel tank adjacent flame holder

DEFINITION

Classification: 431/277

(under subclass 273) Apparatus wherein both the element and the abrasive member are supported by a fuel tank which supplies fuel to a burner being lighted by the projected particles from the element.