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Патент USA US3044469

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July 17, 1962
R. BROWN
3,044,459
COOKING UNIT
>Filed Feb. 15, 1961
4 Sheets-Sheet l
INVENTOR.
366069 ßf'owfz,
BY
July 17, 1962
3,044,459
R. BROWN
COOKING UNIT
Filed Feb. 15, 1961
4 Sheets-Sheet 2
INVENToR.
EeeaegsE/'Ow/a
BY
[um /Úáav
July 17, 1962
_
R. BROWN
‘
3,044,459
COOKING UNIT
Filed Feb. 15, 1961
4 Sheets-Sheet 3
INVEN TOR.
Ñ
@96066 ßfow/z,
BY
July 17, 1962
R. BROWN
3,044,459
COOKING UNIT
Filed Feb. 15, 1961
4 Sheets-Sheet 4
INVENToR.
Beez/65 5mg/fz,
United States Patent (Milice
3,044,459
Patented July 17, 1962
1
Z
3,044,459
accompanying drawings, it being understood that the in
vention is limited only within the scope of the appended
Reeves Brown, Cleveland, Tenn., assignor to Hardwick
Stove Company, Cleveland, Tenn., a corporation of
claims and not to the particular embodiment selected
for illustration.
CGOKING UNIT
Delaware
In the drawings:
y
FIG. 1 is a perspective view of a cooking uni-t embody
ing the present invention showing the same positioned
above one schematically illustrated supporting structure
Filed Feb. 15, 1961, Ser. No. 89,523
6 Claims. (Cl. 126-39)
This invention relates, in general, to cooking units of
the type adapted to be installed in a kitchen counter or
the like as, for example, on the top of a wood, plastic,
in which it is adapted to be installed;
n
FIG. 2 is a perspective view showing a cooking unit
embodying the present invention installed in a fragmen
metal or other cabinet, or on a kitchen -cabinet work or
tarily illustrated kitchen counter with the hinged cover
drainboard or any other suitable supporting structure.
parts of the unit in closed positions;
The broad concept of the present invention resides in ’
FIG. 3 is a perspective view similar to FIG. 2, with
the provision of a unit having an open box top or hous 15 one of the cover parts swung upwardly to open position;
ing within which the burners or heating elements and the
FIG. 4 is a perspective view similar to FIGURES 2
valves or other controls for the burners or heating ele
and 3, with both cover parts swung upwardly to open
ments are disposed, and a pair of complementary hinged
positions;
cover or top parts, one for the open top of the box where
FIG. 5 is a fragmentary end View partially in section>
the burners or heating elements are disposed, and the other
showing one of the hinge connections for the cover part
for the open top of the box where the valves or other
for the burner portion of the box;
controls are disposed.
FIG. 6 is a fragmentary view showing the inner sideA
The provision of a hinged cover or top part for the `~
of the strut, or arm, for limiting upward swinging move
burner portion of the box, and a supplemental hinged
ment of the cover part for the burner portion of the box
cover or top part for vthe portion of the box within which 25 and for holding this cover part in raised position;
` v
the valves or other controls are disposed, reduces the size
of each cover or top part so that it will be of less weight
FIG. 7 is a fragmentary view showing the pin on one
of the burners which lits removably in an opening in the
and therefore may be more easily swung upwardly. In
burner bracket; and
FIG. 8 is a fragmentary view showing the gas supply
addition, better strength and rigidity and less tendency
toward warping of each cover or top part are thus pro
vided, due to the reduced sizes thereof.
e
30 tube extending from one of the control valves into one
of the burner tubes.
Another feature resides in hinging one cover or top
part along one margin of the open top of the box for a
ing to the present invention, comprises a box or housing
swinging movement in one direction, and in hinging the
10 of generally rectangular `form having an open top 11,
Referring now to the drawings, the cooking unit, accord
other cover or top part along another margin of the open 35 end walls 12 and 13, a back wall 14, a front wall 15, and
top of the box for swinging movement in another direc
a -bottom wall 16.
tion, so that when the cover part for the portion of the
The end walls 12, 13, back wall 14 and front wall 15
box where the valves or controls are disposed is swung to
have mounting flanges 17 formed about the upper por-_
open position, all of the valves or controls are conveniently
tions thereof. In installing the unit in the supportingl
accessible, whereas when the other cover part is swung to 40 structure, as shown, for example, at 18 in FIG. 1, the
open position, convenient access is permitted to the re
box 10 is dropped into the opening 2t) in the structure 18
maining interior of the box for cleaning, adjustment, re
and the iianges `17 rest on the adjacent portions of the-
pairs, removal of burners, and the like.
structure 18 to support the box in the desired position.
The flanges 17 have apertures 21 for receiving wood
y
Another feature resides in the provision of rubber or
other suitable stops on ythe cover parts, which stops are
screws 22 which are screwed into the structure 13 and.
engageable, for example, with rim portions or flanges
along the open top of the box, to provide air spaces
hold the box in position in the opening 20.
The box 10 is similarly installed in the kitchen counter"
as illustratedfragmentarily in FIGS. 2, 3 and 4. In
FIGS. 2, 3 and 4, the kitchen counter 24 is shown pro
around the margins of the cover parts for entry of air
into the box.
Another feature resides in providing one of the cover 50 vided with drawers 25 and with a back part illustrated
fragmentarily at 26. l
`
parts with a flange which when the cover parts are closed
underlies the adjacent margin of the other cover part for
Disposed within the box 10 and extending generally
obstructing vision into the box through any slight space
parallel with the right hand end wall 13 is a gaseous fuel
between the cover parts.
’
manifold 27 to which control valves 28, 29, 30 and 31,
Another feature resides in the provision of a hinged 55 one for each of the burners32, 33, 34 and 35 are suitably
cover part for the control portion of the box, wherein
connected. Each burner has a gaseous fuel supply tube,
this cover part is provided with apertures or openings,
i.e., pipes 36, 37, 38 and 39 respectively, and these pipes
which, when the cover part is closed, are positioned over
have suitable air inlets 40, 41, 42 and 43 and air control
rotatable valve stems or controls to which knobs or the
shutters 44, 45, 46 and 47 respectively. Each burner is
like are removably applied above a portion of this closed 60 supported, for example, on a bracket 48 and, as shown in
cover part, and in which the entire interior of 4the box
FIG. 7, has a downwardly depending pin 49 which fits
removably in an opening 50 in the bracket to maintain
may be cleaned and the burners and other parts may be
the desired positioning ofthe burners and to permit their
removed without removing the knobs and without swing
convenient removal.
ing this cover part to open position. Removal of the
The burners 32 and 33 are joined together, for exam
control knobs and swinging of this cover part to open 65
ple, lat 52 and constitute a unitary structure for placement
position enables full and convenient access to the control
valves, air shutters and the like.
.
.
'
within 'and removal from the- box 1l). The burners 34 and .
35 are joined together, for example, at 53, and constitute
Further features and numerous advantages and adapta
unitary structure for placement within and removal
tions of the invention will be apparent from the follow 70 afrom
the box 1l).
ing detailed description taken in connection with the.
Each burner tube 36, 37, 38 and 39 has an open end
3,044,459
3
which, as shown in FIGURE _8, extends over a gas sup
9‘7. The plate '97 has openings 98 which are positioned
ply ltube 55 extending from the «adjacent valve. Gaseous
fuel is thus discharged under pressure into the burner
over rotatable valve stems S6~59 `for the respective
valves 28, 29, 39 and 31 when ‘the cover part 69 is closed.
The cover part 69 is hinged ‘along the upper margin of
the end wall 13 of «the box 118 for swinging downwardly
to closed position, as illustrated in FIG. 2, and upwardly
to closed position, as illustrated in FIG. 2, and upwardl
tubes when `the valve stemsâá, 57, S8 and 59 are ro
hated to open positions.
A lighter 60 is supplied with fuel from the manifold 27
by -a tube 60’ and has tubes 62 tele-scoping over exten
sion tubes 63 for delivering fuel -Srom the respective
burners 32, 33, 34 yand 35 `to a pilot light at 64 when the
, to open position .as illustrated «in FlG. 4.
This hinged
mounting is accomplished, for example, by `a pair of
burners are :turned on. The outer ends of the tubes V`63» lO brackets 1% secured at 18d to the inner surface of the
end wall 13. Similar to the brackets 78, each bracket 186
have tips 65, which may be injection tips, and which tit re-
movably in openings in the main burner bodies or adja
cent portions of the «burner pipes 36, 37, 38 and 39. The
gas .thus conveyed .through tubes 62, 63 from the respec
has ya longitudinally extending arm 182, turned upwardly
at 103, :and carrying a hinge `or pivot pin 184, -which ex
tends into `or through yan opening 165 in »the depending
tive burners is ignited by fthe pilot light and the flame
flashes back through the tubes 62, 63 and ignites 'the main
`arm 196 of a bracket 107 secured to Ithe under side of
the cover part 69.
The cover part 69 has secured to the under surface
burners.
~
The open top of the ‘box 19 is provided with a pair
of complementary hinged cover parts 68 ‘and 69. The
thereof, rubber stop members 103, «two being illustrated,
which when the cover part 69 is swung tto a closed posi
cover part 68 has downwardly extending marginal flanges 20 tion, engage rim portions 93 around the open top of the
box. The engagement of «the stop members 108 with the
rim portions 93 spaces the edges lor marginal flanges 94
from the »adjacent surface of lthe counter, similar to the
spacing of ithe cover part 68, to provide lair spaces around
when the cover part 68 is in closed position.
the margins of the cover part 69 for entry of air into the
Y Grates 73 have «annular bars 74 removably supported
box 10.
in the upper ends of the depressions V71. ' The bars 74 are
The valve `stems 99 are, for example, split at 1110 and
provided with integral general-ly radial grate lbars 75.
when the cover part 69 is closed project upwardly through
Each forward and rearward bar 7S «of each grate has an
the openings 98 `and above «the plate 97. Control knobs
integral pin 76', which lits removably in an opening in
the cover part to maintain the desired positioning of the 30 112 are applied tothe stems 99 above ‘the plate 97 and
'are rotatable to control the respective 'valves 28, 29, 30
gratos 73. The pins 76 are of suflicient length to prevent
:and 31. The knobs 112 may be removed by merely pull
displacement of the grates 73 when the cover part 68 is
ing them from the valve stems.
’
swung tok the open position, .as illustrated lin FIGS; 3 and
The hinging of 'the cover part 69 for swinging move
4». At 4the same time, the pins ‘76 provide conveniently
ment `at right angles to the path of swinging movement of
removable mountings which permit the grates’to be re
the cover part 68 land its arrangement at the end where
moved by merely lifting »them upwardly from the cover
the manifold and valves 'are disposed, enables full ‘and
part 68.
complete access to all of .the control valves (and «all air
ì The cover part 68 is hinged along theupper margin of
shutters ’and the like, when .the knobs 112 are removed
rthe back wall 14 of the box 1d for swinging downwardly
or edges 79; also depressed or downwardly rounded an
nular portions 71 provided with openings 72 which are
positioned over the respective burners 32, 33, 34 and 35
' to closed position, as illustrated in FIG. 2 and upwardly 40 and the cover part 69 is swung ‘to open position.
This
With the structure described, the entire interior yof the
hinged mounting'is accomplished, for example, by a pair
box may be cleaned and the burners and other parts
An arm or strut 86 is pivoted at 87 to a bracket 83
unit by merely lifting them from the, box, and burners
to open position as illustrated in FIGS. 3 and 4.
may be conveniently removed by merely opening they
of brackets 78 »secured at 79 to the inner sur-face of the
cover part 68 and without removing the knobs 112 and
back wall 14. Each bracket 78 has =a longitudinally ex-l
K
tending arm 80, turned upwardly «at 81 and carrying a 45 opening the complementary cover part l69.
Since the ends of the burner tubes 36, 37, 38 'and 39
hinge lor pivot pin 82, which extends through or into a
ñt removably over- the gas supply tubes 55 of the respec
suitable opening 83 in .the depending arm of a bracket 84
tive valves, burners 32 and 33 may be removed as a
secured yto the underside of ythe cover par-t 68.
secured to the under side of «the cover par-t 68. This arm 50 34 and 35 may be similarly removed, the ends of the
burner tubes being merely Withdrawn from positions
has a slot 89 in which a pin 9i) secured to the inner sur
over the tubes 55 in the course of such removal.
face of the end wall 12 engages. The end of the slot 89
The lighter 68 is likewise conveniently removable with
opposite the end .toward »the cover part 68 is turned lat
only the cover part 68 in open position.
’
erally at 91, so that the arm 86 will shift to engage the
The edge of marginal flange 94 of the cover part 69,
which is presented toward the cover part 68, has a liange
114 which, when the cover parts are closed, underlies
the adjacent edge or marginal ñange 70 of the cover part
68 and obstructs vision into the -box through any slight
closed position. The pin 98 moves yalong .the slot 89Min 60 space between .these edges of theV cover parts 68 and 69.
laterally turned end `91 of the slot 89 with the pin 98 55
to lock the cover part 68 in raised or open position.
When it is desired to lower or close the cover part 68 the
arm 86 -is pressed to disengage the laterally turned end
of the slot from the pin 9i?, and the cover is lowered to
closing the cover part 68. i
'
'
, The embodiment ofthe invention disclosed in the draw
«thereof rubber stop members 92, three being illustrated,
ings and the specification is for illustrative purposes only,
and it is to be expressly understood that said drawings
«which when the cover part 68 is swung to closed position
engage rim por-tions 93 laround the open top of the box.
The engagement yof ythe stop members 92 with the rim
tion of the limits or scope of the invention, reference being
had to the )appended claims for that purpose.
The cover part 68 has secured »to the under surface
portions 93 space the edges br marginal flanges 7d of the
cover part 68 from lthe adjacent >surf-ace of the counter,
for example, about 1/16 inch, and thus provide air spaces
around the margins ot the cover part 68 for entry of air
and the specification are not to be construed fas a deñni
I claim:
Y
l. A cooking unit for installation in a supporting struc
ture comprising a box open at the top and providing a
chamber for cooking top burners and control valves for
said burners, cooking top burners disposed in said cham
ber, control valves disposed in said chamber and having
upwardly extending valve stems, said cooking top burners
tending marginal llanges or edges 94 and yau opening 95
and said control valves being disposed within the areaV
beneath which is secured at »96 tothe under Surface Vof
the cover pant 69, a suitably ñnished or embossed plate 75 of the open top of said chamber, a ñrst cover part hinged
into the» box 10.
' .
, The complementary cover part 69 has downwardly ex
m
5
3,044,459
to the top of said box `and provided with openings lo
cated to register with said cooking top burners when said`
ñrst cover part is in closed position disposed horizontally
6
stems over a portion of said second cover part when
said second cover pant is in closed position.
4». A cooking unit according to claim 1, wherein one
of the first and second cover parts has yalong the margin
disposed in adjacent relation to the margin of the other
cover part -a liange which underlies `the ladjacent margin
over vthe cooking top burner `area of said chamber, said
ñrst cover part being of an area to cover the cooking
top burner area of said chamber when in closed position
and adapted to be swung upwardly to open position for
of said other cover pant when said cover parts are
access to the cooking top burner »area of said chamber,
closed.
and a second cover part hinged yto »the top of said box
5. A cooking unit according to claim 1, wherein each
and provided with openings which 'are positioned over 10 of said ñrst and second cover parts has on the under
said valve stems when said second cover part is in closed
portion thereof stop members engageable with rim por
position disposedhorizontally over the control valve tarea
tions along the open top of the box to provide air spaces
of the open top of said chamber, said second cover part
around the margins of said cover parts for ent-ry of air
being of an area to cover the :control valve area of the
into «the box.
,
open top of said chamberv when in closed position :and 15
6. A cooking unit according to claim l, wherein each
adapted to be swung upwardly to open position >for access
of said íirs't and second cover parts has on the under
to the control valve area of said chamber, said íirst and
second cover parts having margins disposed in adjacent
relation when said cover parts are closed »and the entire
portion thereof rubber stop members engageable with
rim portions along the open top of the vbox to provide
air spaces around the margins of said cover parts for
open -top of said chamber being open and unobstructed 20 entry of air into the box.
~
over the cooking top burner area and the control valve
«area when said cover parts are swung to open positions.
References Cited in the lile of this patent
2. A cooking unit according to claim 1, wherein the
UNITED STATES PATENTS
first cover part is hinged to the top of the box along its
longitudinal Arear margin and said second part is hinged 25 1,742,660
Maclnnes _____________ __ Ilan. 7, 193()
to the top of the box along its outer side margin for
2,107,972
Antrim et ral. _________ __ Feb. 8, 1938
swinging movement in a direction Iat right angles to the
2,712,818
Chambers __________ __ July 12, 1955
path of swinging movement of said ñrst cover part.
2,806,464
' Williams et al ________ __ Sept. 17, 1957
3. A cooking unit according to claim 1, wherein there
2,939,453
Kamin ______________ __ June 7, 1960
are control knobs for removable application to the valve 30
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