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Патент USA US3094000

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June 18, 1963
J. A. GODDARD
3,093,990
SMOKERS’ OR THE LIKE LIGHTERS
Filed March 5, 1957
2 Sheets-Sheet 1
A Horney:
June 18, 1963
J. A. GODDARD
3,093,990
SMOKERS’ OR THE LIKE LIGHTERS
J65»?
lnvenlor
Goddard
A tforney:
United States Patent 0 "ice
3,093,990
Patented June 18, 1963
2
1
?ed form of smokers‘ lighter according to the present in
3,093,990
vention,
SMOKERS’ OR THE LIKE LIGHTERS
FIG. 3 is a longitudinal cross sectional view of a fur
John A. Goddard, Ashtead, England, assignorhby mesne
assignments, to Ronson Corporation, Woodbridge, N.J.,
ther modi?ed form of smokers’ lighter according to the
present invention,
a corporation of New Jersey
FIG. 4 is a schematic view illustrating a still further
Filed Mar. 5, 1957, Ser. No. 644,051
Claims priority, application Great Britain Mar. 6, 1956
7 Claims. (Cl. 67-71)
modi?ed form of smokers‘ lighter according to the
present invention and
FIGS. 5, 6, 7 are shematic views illustrating yet another
The present invention relates to smokers’ or the like 10 modi?ed form of smokers’ lighter according to the present
lighters of the kind in which a fuel, such as butane, which
invention.
is gaseous at normal temperature and pressure, is used.
Forms of inlet valves for lighters of the kind referred to
For use in such lighters the fuel is normally supplied in
have been proposed in which a part of the valve has im
containers or cartridges under pressure in liqui?ed form
parted to it a rectilinear, rotary or both a rectilinear and
and is fed to the fuel chamber of the lighter in that form 15 a rotary movement upon connection to the valve of a fuel
through a suitable inlet valve. However, unless appro
container or cartridge and in some contemplated forms of
priate provision is made dil?culty is experienced in ad
the present invention it is proposed to utilize such move
equately ?lling or re?lling the fuel chamber of the lighter
ment of a part of the inlet valve to actuate an auxiliary
due to the back pressure created by expansion of some of
valve for venting the interior of the fuel chamber. One
the fuel in the chamber. Furthermore, if too much fuel 20 such form of the present invention is shown in FIG. 1
of the accompanying drawings in which the auxiliary
can be persuaded to enter the fuel chamber a dangerous
condition may be created if the lighter is heated subse~
quently. An additional disadvantage is that over?lling of
the fuel chamber tends to impair the efficiency of the
outlet or burner valve.
valve 1 is provided on the fuel chamber 2 of the lighter
below but on the same side thereof as the inlet valve 3
so that its plunger 4 may be directly operated by the
25 movable, in this case, rectilinearly movable, part 5 of the
To overcome these disadvantages it has been proposed
to supply the fuel in containers or cartridges containing
just su?icient fuel for one ?lling of the fuel chamber of
the lighter and a pressurising medium for forcing the fuel
inlet valve 3. The plunger 4 has an enlarged head 6
reciprocable in an opening 7 in the valve body and is
biased, e.g. by a helical spring 8, into engagement with
the movable part 5 of the inlet valve 3. The reciprocat
into the fuel chamber. It has also been proposed to sup 30 ing movements of the enlarged head 6 control the open~
ply the fuel in containers or cartridges made of a medium,
ing and closing of a port 9 connected to a tube 10 the out
such as a transparent plastic material, which will transmit
let from is located at an appropriate position in the fuel
heat, for example, from the hand, to cause the fuel to
chamber 2. The opening 7 in the valve body also has a
expand thereby generating enough pressure to force it
port 11 connected by a passage 12 to atmosphere and the
into the fuel chamber. It has further been proposed to
arrangement is such that upon connection of a fuel con
provide the lighter with a complex inlet valve of critical
tainer or cartridge to the inlet valve 3 the movable part
manufacturing tolerances and of such construction that
5 of the inlet valve 3 moves to the left and through the
the interior of the fuel chamber is vented to atmosphere
plunger 4 moves the enlarged head 6 to the left su?iciently
during the ?lling operation.
to interconnect the ports 9 and 11 with the result that
The chief object of the present invention is to provide
the fuel chamber is connected to atmosphere via the tube
an improved lighter of the kind referred to with simple
10, the interior of the opening 7 and passage 12. On
venting means such that the operation of ?lling or re?lling
withdrawal of the fuel container or cartridge from the
the fuel chamber with fuel may be e?iciently controlled
inlet valve 3 the plunger 4 and its head 6 are returned to
in a simple and inexpensive manner.
normal position as shown in FIG. 1 under the in?uence
With this object in view the present invention consists
of the bias imposed on them by spring 8. In this posi
in a smokers’ or the like lighter of the kind referred to
tion the head 6 seats against the resilient sealing ring 13
comprising a valve separate from the normal inlet valve
at the right hand end of the opening 7 and interconnec
tion between the ports 9 and 11 is interrupted.
for venting the interior of the lighter to atmosphere during
In the modified form of the invention shown in FIG. 2
the operation of ?lling or re?lling the fuel chamber of the
lighter. This separate venting valve, when open, ensures 50 the auxiliary valve 1 comprises a rotatable member 14
provided With a transverse hole 15 for connecting together
an effective pressure differential between the fuel in the
and disconnecting the tube 10 and the passage 12 in the
fuel container or cartridge-which is at the vapour pres
auxiliary valve casing. The rotatable member 14 is con
sure of the fuel—and the interior of the fuel chamber
nected eg by engagement of a square shank l6 thereon
which, due to the venting passage, remains at a pressure
55 with a suitably shaped portion of a part 17 of the inlet
lower than the vapour pressure.
The separate venting valve may be brought into opera
valve 3 which in this case has rotary movement imparted
tion automatically as the inlet valve is moved to its open
to it when the fuel container or cartridge is connected
thereto.
position to permit fuel to flow from a fuel container or
cartridge into the fuel chamber of the lighter or may be
In the further modi?ed form of the invention shown in
operated entirely independently of the operation of the
inlet valve, for example manually or automatically upon
actuation or manipulation of another part of the lighter,
FIG. 3 the auxiliary valve 1 has a valve member 18
having a conical head 19 which is normally maintained
in engagement with its seat 20, i.e. in closed position
by means of a helical spring 21. In the form of the
e.g. removal or rotation of a bottom plate.
In order that the present invention may be more clearly
invention shown the spring 21 bears at one end against
understood and readily carried into effect reference may 65 the head 19 of the valve member 18 and at its other
now be had to the accompanying drawings in which
end against a plug 22 screw threaded into engagement
several forms of the present invention are illustrated by
with the casing of the valve and provided with a passage
way of example, and in which:
23 connecting the interior of the valve casing to atmos~
FIG. 1 is a longitudinal cross sectional view of a
phere. Conveniently in this case the valve 1 is located
smokers’ lighter according to the present invention,
FIG. 2 is a longitudinal cross sectional view of a modi
70
on the same Wall of the lighter as, but to one side of the
inlet valve 3.
A lever 24 is pivotally connected at 25
3,093,990
3
4
on the casing of the valve 1 as shown and one end thereof
ported thereon a burner valve, said burner valve includ
ing means for selectively controlling the flow of gas
co-operates with the rectilinearly movable part 26 of
inlet valve 3 and the other end co-operates with the stem
of the valve member 18. It will thus be seen that when
a fuel container or cartridge is connected to the inlet
valve 3, the part 26 thereof moves rectilinearly to the
left to rock the lever 24 about its pivot 26 and cause
the other end of the lever 24 to push the stem of the
under pressure from said casing, a second wall of said
casing having supported thereon an inlet valve including
an outer valve member in communication with the in
terior of said casing whereby liquid gas under pressure
in excess of atmospheric pressure may be selectively intro
duced into said casing, said inlet valve including means
for preventing the escape of gas and liquid from the
interior of said casing, a venting valve including an outer
valve member mounted in said casing at a position spaced
from said outer valve member of said inlet valve, said
venting Valve having a hollow portion of its outer valve
valve member 18 to the right against the bias of spring
21, thereby moving the conical head 19 away from its
seat 20 and placing the fuel chamber 2 of the lighter
into communication with the atmosphere.
In the still further modi?ed form of the invention shown
member extending within said casing a predetermined
schematically in FIG. 4 the auxiliary valve 1 is entirely
separate from the inlet valve 3 and is adapted for oper 15 distance to limit the level of liquid gas in said casing,
and said hollow portion of said venting valve being
ation manually at the appropriate times. In this case the
in communication with the interior of said casing and
auxiliary valve 1 is provided on the same wall, e.g., the
the atmosphere whereby the interior of said casing may
base of the lighter as, but to one side of, the inlet valve 3.
be selectively vented to atmosphere during the charging
As shown the valve 1 comprises a stem 27 provided at
thereof with liquid gas under pressure in excess of atmos
its opposite ends with plate like enlargements 28, 29.
pheric pressure.
The plate like enlargement 28 normally bears on a seal
3. A gas lighter comprising a casing constructed to
ing ring 30 located in a recess in the valve casing under
hold gas in liquid form under pressure in excess of at
the in?uence of spring 31 which bears at one end against
mospheric pressure, a ?rst wall of said casing having sup
the enlargement 29 and at the other end against the valve
ported thereon a burner valve, said burner valve includ
casing. Upon exerting pressure on the enlargement 29
ing means for selectively controlling the flow of gas un
to move it against the action of spring 31 the enlarge
der pressure from said casing, a second wall of said casing
having supported thereon an inlet valve including an outer
valve member in communication with the interior of said
and its enlargements 28, 29 are a loose ?t in the valve 30 casing whereby liquid gas under pressure may be selec
tively introduced into said casing, said inlet valve includ
casing. If desired a cover or false bottom plate 32 may
ing means for preventing the escape of gas and liquid
be snapped into position over the bottom plate of the
from the interior of said casing, a venting valve includ
lighter to hide the valves 1 and 3 in normal use of the
ing an outer valve member mounted in said casing at a
lighter.
position spaced from said outer valve member of said
In yet another modi?ed form of the invention shown
ment 28 is moved away from the sealing ring 3% and
the fuel chamber 2 is placed in communication with the
atmosphere, it being understood that the valve stem 27
schematically in FIGS. 5, 6 and 7, the auxiliary valve 1
comprises a ball 33 which co-operatcs on the one hand
with an aperture 34 of appropriate form e.g. a square
inlet valve, said venting valve having a hollow portion
of its outer valve member extending within said casing
a predetermined distance to limit the level of liquid gas
in said casing, said hollow portion of said venting valve
aperture, in the base of the lighter to vent the fuel
chamber 2 to atmosphere and on the other hand with a 40 being in communication with the interior of said casing
and the atmosphere whereby the interior of said casing
sealing ring 35 and a member 36 pivotally mounted on
may be selectively vented to atmosphere during the charg
the base of the lighter to seal the fuel chamber. A helical
ing thereof with liquid gas under pressure in excess
spring 37 acts on the ball 33 so that when the pivoted
of atmospheric pressure and lever means interconnecting
member 36 is moved to the position shown in FIG. 6
the ball is pressed by the spring 37 into engagement with 45 said inlet and venting valves whereby said venting valve
is opened upon actuation of said inlet valve to vent the
the edge of the aperture 34 and the fuel chamber 2 is
placed in communication with the atmosphere via the
interior of said casing to the atmosphere.
4. A gas lighter comprising a casing constructed to
passage 38 in the valve casing and the spaces between
hold gas in liquid form under pressure in excess of at
the surface of the ball 33 and the edges of the aperture
34. However, when the member 36 is moved into align 50 mospheric pressure, a ?rst Wall of said casing having
supported thereon a burner valve, said burner valve in
ment with the base of the lighter as shown in FIG. 7
cluding means for selectively controlling the ?ow of gas
the ball is pressed against the sealing ring 35 by the
under pressure from said casing, a second wall of said
member 36 and communication between the fuel cham
casing having supported thereon an inlet valve including
ber 2 and the atmosphere is interrupted.
55 an outer valve member in communication with the in
I claim:
terior of said casing whereby liquid gas under pressure
1. A smokers’ lighter of the kind referred to compris
may be selectively introduced into said casing, said inlet
ing a casing constructed to hold fuel of the butane type
valve including means for preventing the escape of gas
under pressure, an inlet valve and a valve separate from
and liquid from the interior of said casing, a venting
said inlet valve for venting the interior of the lighter
to atmosphere during the operation of ?lling or re?lling 60 valve including an outer valve member supported on said
second wall of said casing at a position spaced from said
the fuel chamber of the lighter through said inlet valve,
outer valve member of said inlet valve, said venting valve
said venting valve being mounted on said casing at a
having a hollow portion of its outer valve member ex
point physically displaced with respect to the structure
tending within said casing a predetermined distance to
of said inlet valve, and having a fuel venting passage
communicating with the outer atmosphere at a point also 65 limit the level of liquid gas in said casing and said hol
low portion of said venting valve being in communication
physically displaced from the structure of said inlet valve,
with the interior of said casing and the atmosphere
said casing having a wall portion mounted thereon so
whereby the interior of said casing may be selectively
as to be movable between positions respectively overly
vented to atmosphere during the charging thereof with
ing and exposing said inlet valve, said Wall portion and
venting valve including means whereby said last men 70 liquid gas under pressure in excess of atmospheric pres
sure.
tioned valve is moved to its venting position when said
5. A gas lighter comprising a casing constructed to
wall portion moves to inlet valve exposing position.
2. A gas lighter comprising a casing constructed to
hold gas in liquid form under pressure in excess of atmos
hold gas in liquid form under pressure in excess of at
mospheric pressure, a first wall of said casing having sup
pheric pressure, a ?rst wall of said casing having sup 75 ported thereon a burner valve, said burner valve includ
3,093,990
5
ing means for selectively controlling the flow of gas un
der pressure from said casing, a second wall of said casing
having supported thereon an inlet valve including an
outer valve member in communication with the interior of
said casing whereby liquid gas under pressure may be
selectively introduced into said casing, said inlet valve
including means for preventing the escape of gas and liq
uid from the interior of said casing, ‘a venting valve in
cluding an outer valve member supported in said casing
5
ing said ori?ce whereby the interior of said casing may
be selectively vented to the atmosphere during the charg
ing of said casing with liquid gas under pressure in ex
cess of atmospheric pressure to thereby control the ratio
of liquid to gas Within the interior of said casing by actuat~
ing said inner valve member.
7. A gas lighter comprising a casing constructed to
hold gas in liquid form under pressure in excess of at
mospheric pressure, said casing having supported there
at a position spaced from said outer valve member of said 10 on a burner valve, said burner valve including means
for limiting the ?ow of gas under pressure from said
inlet valve, said venting valve having its outer valve mem
casing, said casing also having supported thereon at a
ber ?xed with respect to said casing, a terminal portion
position spaced from said burner valve an inlet valve
of said outer valve member of said venting valve extend
including an outer valve member in communication with
ing Within said casing and including an ori?ce spaced
from said second wall a predetermined distance to de 15 the interior of said casing whereby liquid gas under pres
sure may be selectively introduced into said casing, said
?ne a cushioning gas chamber in said casing, sealing
inlet valve including means for preventing the escape of
means in said venting valve for selectively venting the
gas and liquid from the interior of said casing, a venting
interior of said casing to the atmosphere during the
valve including an outer valve member mounted in said
charging of said casing with liquid gas under pressure
20 casing at a position spaced from said outer valve member
in excess of atmospheric pressure.
of said inlet valve and from said burner valve, said vent
6. A gas lighter comprising a casing constructed to
ing valve having a hollow portion of its outer valve mem
hold gas in liquid form under pressure in excess of at~
ber extending within said casing a predetermined distance
mospheric pressure, a ?rst Wall of said casing having
to limit the level of liquid gas in said casing and said
supported thereon a burner valve, said burner valve in
munication with the interior of said casing whereby liq
hollow portion of said venting valve being in communica
tion with the interior of said casing and the atmosphere
whereby the interior of said casing may be selectively
vented to atmosphere during the charging thereof with
venting the escape of gas and liquid from the interior of
said casing, a venting valve supported in said casing at
a position spaced from said inlet valve, said venting
References Cited in the ?le of this patent
UNITED STATES PATENTS
cluding means for selectively controlling the ?ow of gas
under pressure from said casing, a second wall of said
casing having supported thereon an inlet valve in com
liquid gas under pressure in excess of atmospheric pres
uid gas under pressure may be selectively introduced into
said casing, said inlet valve including means for pre 30 sure.
valve having an outer valve member ?xed with respect
Re. 24,163
to said casing, a terminal portion of said outer valve 35
146,594
member extending within said casing and including an
ori?ce spaced from said second wall to de?ne a cushion
ing gas chamber in said casing, sealing means in said
venting valve for selectively venting the interior of said
casing to the atmosphere during the charging of said 40
casing with liquid gas under pressure in excess of atmos
pheric pressure, the outer valve member of said venting
valve being removably secured to said casing, said sealing
means comprising a spring biased inner valve member
axially disposed within said outer valve member for seal
1,145,252
1,669,022
1,968,141
2,064,584
2,465,643
2,529,275
2,594,755
2,720,098
2,769,325
Zellweger ____________ __ June 15,
Kennedy ____________ __ Jan. 20,
Mathews ____________ __ July 6,
Root ________________ __ May 8,
Green ________________ __ July 31,
Aronson ____________ __ Dec. 15,
Goss ______________ __ Mar. 29,
Blumer ______________ __ Nov. 7,
Felt ________________ __ Apr. 29,
Wagner ______________ .. Oct. 11,
Storch ______________ __ Nov. 6,
1956
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