Flame retention head for a waste oil-burning system

Information

  • Patent Grant
  • D447554
  • Patent Number
    D447,554
  • Date Filed
    Monday, August 14, 2000
    23 years ago
  • Date Issued
    Tuesday, September 4, 2001
    22 years ago
  • US Classifications
    Field of Search
    • US
    • D23 416
    • D23 421
    • D23 418
    • 126 247
    • 126 372
    • 126 3792
    • 242 372
    • 242 3792
    • 431 208
    • 431 11
    • 431 90
  • International Classifications
    • 2399
    • Term of Grant
      14Years
Abstract
Description




FIG. 1 is a perspective view of a flame retention head for a waste oil-burning system showing our new design;




FIG. 2 is a side elevational view thereof, as seen generally from the right in FIG. 1, the opposite side view being a mirror image thereof, the top view being identical thereto when the FIG. 2 view is rotated counter-clockwise through ninety degrees, and the bottom view being identical thereto when the FIG. 2 view is rotated clockwise through ninety degrees;




FIG. 3 is a front elevational view thereof;




FIG. 4 is a rear elevational view thereof; and,




FIG. 5 is a cross-sectional view taken about along line 5—5 of FIG. 4.



Claims
  • The ornamental design for a flame retention head for a waste oil-burning system, as shown and described.
US Referenced Citations (6)
Number Name Date Kind
D. 34676 Best Jun 1901
D. 434487 Moroi et al. Nov 2000
4285329 Moline Aug 1981
4487571 Robertson et al. Dec 1984
5553802 Park et al. Sep 1996
5879149 Briggs et al. Mar 1999
Continuation in Parts (1)
Number Date Country
Parent 09/575279 May 2000 US
Child 29/127906 US