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Патент USA US2409643

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‘
22, 1946.
w. D. O’QUINN
'
2,409,641
VENTILATING A'II‘TAGHMENT'FOR WELDER’S HELMETS
Filed Aug. 8, 1945
‘ '
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2 Sheets-Sheet l
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WWW
Oct. 22, 1946.
_
w. D. O’QUINN
’ .
2,409,541
VENTILATINGVAT'ILACHMENT FOR WELDER’S HELMETS
Filed Aug. 8, 1945
'
'2 Sheets-Sheet 2
3’
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Inventor
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EZZZM ?anzeZ @azzm,
Patented ‘Oct. 22, 1946
2,409,641
UNITED STATES PATENT OFFICE
2,409,641
VENTILATING ATTACHMENT FOR WELDERS’
HELMETS
Wilbur Daniel O’Quinn, Wilmington, N. 0.
Application August 8, 1945, Serial No. 609,616
3 Claims.
1
The present invention relates to new and useful
improvements in welders’ helmets, and more par
ticularly to means for ventilating the inside of
the helmet and thus to cool the head of the person
Wearing the same.
An important object of the present invention
is to provide means for attaching an air hose to
the head band to which the helmet is pivotally
attached and without interfering with the move.
ment of the helmet into its raised or lowered
(Cl. 2-8)
2
A pair of ?exible hose l4 and I5 extend from
the sides of the ?tting l9 and are attached in a
forwardly extending position at the sides of the
A further object is to provide a device of this
horizontal head band 6 by means of clamps l6.
Accordingly, in the operation of the device, air
is admitted into the hose II by the opening of
the valve I3 and is discharged forwardly at the
inside of the helmet 5 at opposite sides of the
horizontal head band 6 for circulation around
the head of the wearer and thus serve to cool the
head of the ‘person wearing the helmet.
In view of the foregoing description taken in
character of simple and practical construction,
conjunction with the accompanying drawings, it
position.
which is efficient and reliable in operation, rela
is believed that a clear understanding of the con
tively inexpensive to manufacture and attach in 15 struction, operation and advantages of the device
position to the helmet without necessitating any
will be quite apparent to those skilled in this art.
material changes or alterations therein and which
A more detailed description is accordingly deemed
otherwise is well adapted for the purpose for
unnecessary.
which the same is intended.
It is to be understood, however, that even
Other objects and advantages reside in the de 20 though I have herein shown and described a pre
tails of construction and operation as more fully
ferred embodiment of my invention that the
hereinafter described and claimed, reference
same is susceptible to certain changes fully com
being had to the accompanying drawings form
prehended by the spirit of the invention as herein
ing part hereof, wherein like reference numerals
described and the scope of the appended claims.
refer to» like parts throughout, and in which:
What I claim‘ is:
Figure l is a side elevational View with parts
l. A ventilating attachment for welders’ hel
broken away and shown in section,
mets of a type including a horizontal and a ver
Figure 2 is a rear elevational View, and
tical head band, a T ?tting attached to the ver
Figure 3 is a fragmentary sectional view taken
tical head band, an air hose attached to said T
substantially on a line 3-3 of Figure 2.
?tting and extending downwardly behind the hel
Referring now to the drawings in detail,
met, and a pair of hose sections attached to said
wherein, for the purpose of illustration, I have
?tting at the sides thereof and extending down
disclosed a preferred embodiment of the inven
wardly into the helmet at the sides of the hori
tion, the numeral 5 designates a welder’s helmet
zontal head band.
of conventional construction and which includes 35 2. A ventilating attachment for welders’ hel
horizontal and vertical head bands 6 and 1. One
mets of a type including a, horizontal and a ver
of the sides of the helmet is pivotally attached
tical head band, a T ?tting attached to the ver
by means of a pin 8 to the vertical head band 1
tical head band, an air hose attached to said T
to provide for the raising and lowering of the
helmet in front of the face of a person.
The helmet 5 and head bands 6 and ‘l are of
conventional construction, and accordingly a de
tailed explanation thereof is not believed neces
?tting and extending downwardly behind the
helmet, a pair of hose sections attached to the
sides of said ?tting and extending downwardly
and forwardly at the sides of the horizontal head
band and means for attaching said hose sections
sary.
to the sides of the horizontal head band.
To the vertical band ‘I is secured a pair of split 45
3. A ventilating attachment for welders’ hel
clamps 9 by means of which a pipe T is clamped
mets of a type including a horizontal and a ver
in position on top of the head band.
tical head band,‘ a T ?tting attached to the ver
A hose H is attached at one end to the rear
tical head band, an air hose attached to said T
end of the T I0 and extends downwardly at the
?tting and extending downwardly behind the hel
back of the helmet and is attached to the belt
met, a pair of hose sections attached to the sides
or other suitable garment of the welder at the
of said ?tting and extending downwardly and
waist thereof by means of a conventional form
forwardly at the sides of the horizontal head
of resilient fastener I2. The hose H leads to a
band, and means for attaching said hose sections
suitable source of compressed air, and at its point
to the sides of the horizontal’head band, means
of attachment to the belt or other garment of 55 for attaching the ?rst-named air hose to the
the welder, the hose II is provided with a man
back of a person, and a valve in said air hose.
ually controlled valve I3.
WILBUR DANIEL O’QUINN.
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