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Патент USA US3021840

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Feb- 20, 1962
D. H. WITCHER
3,021,830
REFLECTOR-SNUFFER F OR BARBECUE
Filed Aug. 5, 1960
37
INVENTOR.
DONALD H W/TCHER
H/S ATTORNEYS
nite
ts
> atent
3,d2l,83®
Patented Feb. 20, 1962
1
2
3,021,830
a grate (not shown) upon which food is supported over
burning embers in the ?re pot 11, the grate being adjust
Donald H. Witcher, 3682 Randolph Ave.,
able up and down as desired for barbecuing the food.
All of the foregoing is of Well known construction and
operation and forms no part of the present invention
other than environmentally to the device of the present
REFLECT?R-SNUFFER FOR BARBECUE
Santa Clara, Calif.
Filed Aug. 5, 1960, Ser. No. 47,805
2 Claims. (Cl. 126-25)
invention as will now be explained.
This invention relates to heat re?ectors and ?re dampers
Referring to FIG. 3 the device of the present inven
and snu?‘ers.
tion consists of an accessory 30 in the form of a metal
‘This invention is particularly directed to an accessory 10 spinning con?gurated to provide a central hub-like por
for use in combination with a well-known brazier such
tion 31 from which the body 32 of the spinning extends
as is shown in US. Letters Patent No. 2,747,567.
radially to terminate in an annular peripheral bead 33
Braziers of this type are formed of a dish-like ?re pan
of rolled back metal. In this connection the body 32
having a central elevator bar normally used for raising
of the spinning is con?gurated as an inversed or sinuous
and/or lowering a grate or grille upon which food is 15 curve consisting of a cone-like concaved curve 34 struck
supported during cooking over charcoal embers in the
between the hub 31 and the medial portion 35 of the
brazier.
body 32. From thence the curve of the main body 32
It is one object of this invention to provide a single
reverses and‘ merges with the peripheral bead 33 so that
unit dimensioned to overlay the ?re pan of a brazier
the accessory 30 provides an annular upswept re?ecting
for either re?ecting heat radially therefrom or for put 20 surface 36 on its external side thereof and a dish-like
ting out the burning embers therein by cutting off oxy
cover surface 37 on its opposite or internal side.
gen supply thereto.
The hub-like portion 31 has an annular inset recess
Another object is to provide a re?ector facilitating re
38 formed thereon in spaced relation to its open end
?ection of infra red rays eminating from the burning
39, to provide an annular internal shoulder 40 within
25 the hub portion 31. The otherwise hollow center of the
embers in a brazier for distribution around the latter.
Another object is to provide a means for extinguish
hub portion 31 is closed by a plug 41 which is press ?t
ing the burning embers in a brazier so as to save the fuel.
into the‘open end 3‘) of the hub and against the annular
In this connection it should be kept in mind that al
internal shoulder 4d as best seen in FIG. 3. The bal
though genuine charcoal is often used, a considerable
ance 42 of the hub portion 31 is tapered down to Wedging
savings is realized by extinguishing the burning thereof
1y secure the plug 41 against the shoulder 40 and the
before it is completely consumed by ?re. While this may
open end of the hub 31 is ?nished off by the provision
be accomplished by spraying the coals with water this
of an inwardly extending flange 43 which is normal to
manner of extinguishing a charcoal ?re is often objection
the axis of the hub portion 31.
able because of the steam created, the possibility of rust
The plug 41 is provided within the hub portion with
to the equipment and the ?re pan. Moreover, with 35 a central recess orseat 44 exposed to the open end of
manufactured charcoal, such as briquetts made from
said hub portion to receive the upper end of the elevator
sawdust and/or wood chips and a binder, water would
rod 19 of the barbecue apparatus 19 when the open
disintegrate the binder leaving only a mushy muddy mass
end 39 of the hub is placed over the elevator rod 19.
which could not again be used as fuel.
For stabilizing the accessory 3% relative to the rod is I
40
These and other objects and advantages of the present
provideremovable spring pronged snap type centering
invention will become apparent from a reading of the
cap 45 having an aperture 46 which has sliding ?t upon
following description in the light of the drawings in
the rod 19.
which:
In connection with the foregoing it will be appreciated
FIG. 1 is a perspective view of a conventional bowl
that due to variations of designs different manufacturers
type portable barbecue showing the device or" the present 45 of barbecue braziers provide elevator posts of different
invention in use therewith.
diameters. Consequently, for universal application I
FIG. 2 is a fragmentary perspective view similar to
that of FIG. 1 and showing the present invention used
have provided the plug 41 With a tapering recess 01' seat
44 having a mouth 47 adapted to receive elevator rods
therewith.
19 of the largest diameter, the tapered edge 48 of the
,
FIG. 3 is an enlarged sectional detail view of the heat 50 seat 44 facilitating receipt and centering'of the smallest
re?ector and snuffer of the present invention taken sub
as well as the largest known elevator rods 19 on conven
stantially along line 3~3 in FIG. 1.
The barbecue apparatus with which the present inven
tion is to be used will be explained at the outset.
tional braziers.
In addition to the foregoing snap type centering caps
45 having axial apertures of various diameters are made
The barbecue apparatus 1% includes among other things 55 available so that such a cap with aperture of a diameter
a ?re box 11 supported on legs 12 of tripod fashion, two
to ?t a particular elevator rod 19 can be easily inserted
of such legs having an axle shaft 13 provided with wheels
into the open end 39 of the hub portion 31. Thus it
14 to facilitate portability of the apparatus.
will be appreciated that when the accessory 30 is placed
In the present disclosure the ?re box 11 is of circular
upon the upper end of an elevator rod 19 it will be ?rmly
shape brazier providing a dish or bowl having a shallow 60 stabilized concentrically of and above the dish-like ?re
concaved bottom 16 surrounded by a low upstanding wall
pan 11 of the apparatus id as illustrated in FIG. 1. In
17 at its periphery. The ?re box bowl 3.1 is provided
this manner the heat rising from the embers in the ?re
with a guide sleeve 18 at its very center having an eleva
pan 11 in striking the annular upswept surface 36 of
tor rod 19 arranged for sliding up and down guided
the member 30 will be re?ected radially and outwardly
movement therein. The lower end of the rod 19 rests
from the center of the brazier. The heat thus radiating
upon one end of a lever 20 pivotally mounted on a brack
from the hot coals will warm a Zone of some 200 square
et 21 on the underside of the ?re box and actuatable by
feet surrounding the brazier. By raising and/or lower
ing the elevator rod 19 the range of re?ection of heat
a screw shank 22 on a crank handle for raising and/ or
lowering the elevator rod relative to the sleeve and ?re
from the surface 36 of the member 3i? can be extended
70 and/or diminished. To put it another way a concentra
box.
The elevator rod 19 is adapted to receive and support
tion of heat radiation can be attained by lowering the
3,021,830
4
3
the beaded periphery of said metal body rests upon said
?re pan to completely cover the ?re therein, said plug
having a central recessed seat exposed to the open end
of said hub portion to receive the upper end of said
completely over the ?re pan 11 as a cover therefore as Cl elevator rod for supporting thereon the said metal body
in inverted condition for re?ecting infra red rays from
best seen in FIG. 2. In this connection it will be noted
burning embers in said ?re pan radially outward there
that the overall diameter of the member 31} is such that
from.
>
the beaded peripheral edge 33 thereof ?ts within the
2. An accessory for use on a conventional barbecue
upstanding wall 17 of the brazier and that the sinuous
re?ector Whereas a greater spread and distribution of
heat is attained when the reflector is raised relative to
the embers in the ?re pan 11.
The accessory 3t’? thus con?gurated when inverted ?ts
curve of the inner side 37 thereof is such as to overlay 10 brazier of the type having a dish-like ?re pan with a
crank operated elevator rod extending upwardly through
the burning embers Within the ?re pan 1'1. In addition
thereto the hub portion 31 at the center of the member
30 provides a central cavity 56 high enough to clear
its bottom for raising and lowering a food support above
and cover the upper end of elevator rod 19 so that the
fuel in said ?re pan comprising a cone shaped metal
body having an annular outer peripheral bead from
accessory 30 is disposed with its beaded periphery rest
ing entirely upon the perimeter of the fire pan 11. Thus
which the body extends radially inwardly in a sinuous
curve con?guration terminating in a central hub portion
it will be seen that the beaded edge 33 has sealing con~
tact with the perimeter of the ?re pan to thereby cut
off the supply of oxygen to the embers in the ?re pan
open at its apex end, and means for adapting said hub
portion for mounting on said elevator rod ‘comprising an
annular inset recess formed around said hub portion to
provide an annular internai shoulder Within the same in
spaced relation to the open end thereof, a plug between
said shoulder and said open end and secured against said
11.
Moreover the plug 41 in the hub portion 31 like
wise cuts oif the supply of oxygen to the ?re
covered
by the unit 30 with the result that the ?re will be snuffed
out of the charcoal remaining in the ?re pan 11 and
internal shoulder within said hub portion for closing the
This saves the fuel that has
same to snuff out ?re in fuel in said ?re pan when the
not been consumed and keeps the latter in a dry state
beaded periphery of said metal body rests upon said
?re pan to completely cover the ?re therein, said plug
combustion thereby cease.
for immediate use, even the same day upon reignition.
While I have explained my novel accessory for braziers
in speci?c detail it will be appreciated that it may be
susceptible to modi?cation, variation and/or alteration
without deparing from the spirit of my invention. I
therefore desire to avail myself of all modi?cations, varia
having a central recessed seat exposed to the open end
of said hub portion to receive the upper end of said
1. An accessory for use on a conventional barbecue
brazier of the type having a dish~like ?re pan with a
hub portion in spaced relation to said plug and having
elevator rod for supporting thereon the said metal body
in inverted condition for re?ecting infra red rays from
burning embers in said ?re pan radially outward there
tions and/ or alterations as fairly come within the purview
from, and stabilizing means within the open end of said
of the appended claims.
hub portion for adapting the same to ?t various sizes
of elevator rods comprising a spring pronged snap type
What I claim as new and desire to protect by Letters
35 centering cap removably secured in the open end of said
Patent is:
an aperture dimensioned to slidingly ?t said elevator rod
for cooperating with the recessed seat in said plug to
maintain said metal body co-axial relative to the said
crank operated elevator rod extending upwardly through
its bottom for raisingand lowering a food support above
fuel in said ?re pan comprising a cone-like metal body
having an annular peripheral head from which said cone
like body extends radially inwardly in a sinuous curve
con?guration terminating in a central hub portion open
at its apex end, and means for adapting said hub portion
for mounting on said elevator rod comprising an annular
internal shoulder formed within said hub portion in spaced
relation to the open end thereof, a plug between said
shoulder and said open end and secured against said
internal shoulder within said hub portion for closing the
same to snuff out the ?re in fuel in said ?re pan when
elevator rod.
'
References Cited in the ?le of this patent
UNITED STATES PATENTS
50
931,557
1,120,219
1,667,133
1,778,855
2,180,190
Barney ______________ __ Aug.
Mudge ______________ __ Nov.
Schrader ____________ __ Apr.
Hine et a1. ___________ .._ Oct.
17,
14,
24,
21,
Baro ________________ -_ Nov. 14,
1909
1939
1928
1930
1939
2,747,567
Goodwin ____________ __ May 29, 1956
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