Stoves and furnaces – Stoves – Heating
Reexamination Certificate
2001-09-26
2003-04-22
Bennett, Henry (Department: 3743)
Stoves and furnaces
Stoves
Heating
C126S08500R, C126S277000
Reexamination Certificate
active
06550470
ABSTRACT:
BACKGROUND OF THE INVENTION
The present invention relates to a portable gas burner and, more specifically, to such a portable gas burner, which has a detachable reflector and a detachable base.
FIG. 9
shows a portable gas burner according to the prior art. This structure of gas burner
3
comprises a base
33
, a burner body
31
supported on the base
33
, and a reflector
32
suspended above the burner body
31
. This structure of portable gas burner is functional, however it still has drawbacks. In order to effectively reflect the light and heat downwards from the burner body
31
and to support the portable gas burner stably on a flat surface, the reflector
32
and the base
33
must have a broad area (diameter). However, because the base
33
and the reflector
32
are not detachable, the portable gas burner occupies much storage space when not in use or during its delivery.
SUMMARY OF THE INVENTION
The present invention has been accomplished to provide a portable gas burner, which eliminates the aforesaid drawbacks. It is one object of the present invention to provide a portable gas burner, which has a detachable reflector and a detachable base. It is another object of the present invention to provide a detachable base and a detachable reflector for a portable gas burner that are inexpensive to manufacture. It is still another object of the present invention to provide a detachable reflector and a detachable base for a portable gas burner that have a strong structural strength. According to one aspect of the present invention, the base for the portable gas burner is comprised of a hollow disk-like shell and a plurality of sector plates detachably fastened to one another and to the periphery of the disk-like shell by screws. According to another aspect of the present invention, the reflector for the portable gas burner is comprised of a reflector disk and a plurality of sector plates detachably fastened to one another and to the periphery of the reflector disk by screw rods and wing nuts, which screw rods being respectively formed integral with the sector plates of the reflector. According to still another aspect of the present invention, the sector plates of the reflector each have a scrolled outer end portion and reinforcing ribs to reinforce the structural strength.
REFERENCES:
patent: 805637 (1905-11-01), Craig et al.
patent: 4319125 (1982-03-01), Prince
patent: 5964233 (1999-10-01), Clark et al.
patent: 6164273 (2000-12-01), Waters
patent: 6446623 (2002-09-01), Resmo et al.
patent: 0 976 979 (2000-02-01), None
patent: 2 764 677 (1998-12-01), None
Bennett Henry
Cocks Josiah
Rosenberg , Klein & Lee
LandOfFree
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