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Патент USA US2411831

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Nov. 26, 1946.
Filed June 19, 1946
Patented Nov. 26, 1946
William H. Lehmberg, Riverside,‘ Conn., and
Ernest L. Johnson, Port Chester, N. Y.
Application June 19, 1946, Serial ‘No. 677,724 ~'
3 Claims.
This invention comprises a detachable sweat
band of new and improved construction for use
in connection with protective head guards, hel
mets, shields and the like worn by industrial work
ers such as welders and foundry men.
(Cl. 2-181)
at opposite sides thereof is a visor I3 carrying
a transparent shield I4. As indicated in this ?g
ure, the visor may be swung from an inoperative
position as shown in full lines to an operative
position before the eyes of the wearer as shown
in dotted lines.
In general it is the object of the invention to
The forepart of the band 10 is equipped with
provide a sweat band having large capacity for
an absorbent sweat band comprising the elements
absorption and of such construction that it may
shown in Fig. 2. These include a straight strip
be easily and rapidly attached to and detached
from a bowed supporting member so that replace 10 of felt I5 preferably treated with a wetting agent
such as Alkanol (alkylnaphthalene-sodium-sul
ment is made convenient for the wearer, contact
fonate). The wetting agent substantially in
with the face is made comfortable, and construc
creases the rapidity and capacity of the felt strip
tion of the article inexpensive. All these and
for absorption. Any suitable wetting agent hav
other advantages are achieved in the band of our
invention which is characterized by a felt body 15 ing the general properties of Alkanol may be
successfully employed. To the body strip I5 are
having cover strips attached to the two edges
united two cover strips I6 and I1, shown in Fig.
of one face and extending oppositely in overlap
2 as being of the same length as the body strip
ping relation so that they tend to conform in ?at
and scalloped at one edge. The cover strips may
condition to the felt body. When a band of this
construction is applied to a bowed supporting 20 be of thin felt or other textile material. They
are secured to the body strip I5 by being stitched
member, the cover strips are immediately placed
to the opposite edges of one face, that is to say,
in tension and the band as a whole is thus held
the face that is outermost in the assembled de
securely in place by the resulting friction. We
vice. As shown in Fig. 3, the strip I6 is stitched
thus eliminate the necessity for studs, snap fas
teners Or the like which have been heretofore 35 to the lower edge of the body strip I5 and lies
in contact with its surface. The strip I1 is
considered necessary, and have not only added to
stitched to the upper edge of the body strip I5
the expense of the bands which have been avail
and overlaps the strip I6. Both of the cover
able but take up room and present objectionable
strips are slightly narrower than the body strip
projections and irregularities in the contour of
so that they may lie naturally in ?at overlapping
the band.
We have also discovered that the capacity of
In order to attach the composite band thus
the felt body of a sweat band and the rapidity
provided, it is necessary only to fold back the
of its absorption may beadvantageously increased
two cover strips. apply the inner face of the body
by treating the band with a suitable wetting agent,
directly to the inner face of the band I 0,
and this step constitutes another important but
and then fold the cover strips down upon the
optional feature of our invention.
outer face of the band It]. The composite textile
These and other features of the invention will
is thus supported with a pronounced convex
be best understood and appreciated from the fol- ,
curvature so that the cover strips I6 and I1 are
lowing description of a preferred embodiment
thereof, selected for purposes of illustration and 40 subjected to substantial tension thus developing
friction between each other and also between the
shown in the accompanying drawing, in which:
textile band and the supporting band In which
Fig. 1 is a View in perspective of a head guard
holds the textile band ?rmly in place. At the
and shield equipped with our detachable sweat
same time it may be easily detached and removed
Fig. 2 is a plan view of the component parts 45 by merely folding the cover strips up and down
to clearthe supporting band I0.
It will be understood that the shield shown in
Fig. 3 is a View in perspective of the band as
Fig. 1 is only one of the devices in which we
shown in ?at condition, and
contemplate employing the composite textile sweat
Fig. 4 is a fragmentary sectional view on the
50 band herein illustrated. It may be usefully em
line 4-—4 of Fig. 1 and on an enlarged scale.
ployed in any device having a bowed supporting
The head guard shown in Fig. 1 comprises a
member carrying an‘ absorbent pad in contact
circular adjustable band IQ of hard ?bre or the
with the face of the wearer.
like having its rear ends adjustably connected
Any wetting agent having the general charac
by a curved sleeve II in which is set a clamping
screw I2. Pivotally mounted upon the band I0 55 teristics of Alkanol may be employed in treat
ing the felt body strip I5, for example, the fatty
attached to the body strip at opposite edges of
alkali sulphate known commercially as “Teel”
one face thereof, extending oppositely in over
lapping relation, and arranged to be tensioned
when the band is longitudinally curved.
Having thus disclosed Our invention, we claim
as new and desire to secure by Letters Patent:
1. A detachable sweat band in combination
protective head guard, comprising a ?at straight
body strip of felt of uniform width and thick
with a bowed resilient supporting member, the
ness from end to end and having a wetting agent
or the sulphonated compound marketed as “Aero
3. A detachable sweat band for use with a
’ band comprising a feltbody strip, and cover strips
distributed therein, and a pair of cover strips
sewn to the two edges of one face of the said 10 both of less width than the said body strip and
body strip, extending oppositely in overlapping
being attached respectively to opposite edges of
relation and being tensioned upon the convex
one face of the body strip and overlapping each
face of the supporting member while the ‘felt
' body strip is conformed to its. concave face.
2.‘, A detachable sweat band adapted to be con 15
formed to a bowed resilient supporting member
and‘ comprising a felt body strip, and cover strips
other, thus developing frictional engagement
when the band as. a whole is longitudinally bowed.
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