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Патент USA US2411187

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Nov. 19, 1946.
H. BooGHER
2,411,187 '
HIGHWAY REFLEGTOR SIGN
Filed May 2o, ¿1942
¿bij
2,411,187
Patented Nov. 19, 1946
UNiTED STATESPATENT OFFICE y
2,411,187
HIGHWAY REELECTOR SIGN
Howard Boogher, Hillsboro, Ill.
Application May 20, 1942, Serial No. 443,700 .
s claims.` (c1. «1o-_125)
1
2
be molded or pressed individually. It has been
This invention relates to highway signs, either
found that glass plates 1/8 inch in thickness are
those intended for traflic regulation or those
satisfactory.
provided for advertising, and more particularly
In order to avoid breakage where glass reflect-`
ones which include reflecting elements by which
they are luminous under the influence of vehicu 5 ing elements are used the thickness of these ele
ments, as shown in Fig. 2, should be less than
lar headlamps or neighboring lights.
the thickness of the ply 2. Thereby the outer
An object of the invention is to provide such
surface of the elements are depressed below the
a highway sign of ply wood or its equivalent hav
outer surface of the sign. Allowance should also
ing incorporated therein reflecting units, which
be made in the relative thickness of the plates 4
10
will be economical in construction, efficient in
and the ply 2 for cement E. The plates I4 should
operation, neat in appearance, and durable in
also be formed slightly smaller than the cut outs
service.
3 so that the cement may be interposed between
Another object of the invention is to provide a
the
edges of the plates and the inner walls of
highway sign having reflecting glass units set in
the out outs. This cement should be waterproof
a frame by means and with the frame material
and has preferably an asphaltio base. It serves
such that breakage of the glass in service will be
to hold the reflector plates in position :and also
reduced to a minimum.
prevents moisture from gathering back of the
While the invention is dei-ined in the appended
plates.
claims, the exact construction of a preferred em
The embodiment specifically illustrated in the
bodiment is illustrated in the accompanying
drawing is a conventional “Stop” sign which is
drawing and described below.
hexagonal, having its face surface painted yellow
Fig. 1 is a face view of a traffic sign embodying
and with the letters S-T-O-P provided by the
this invention;
refiecting plates 4 secured within the cut outs
Fig. 2 is an enlarged sectional view on line 2--2,
3 of the face ply 2.
Fig. l; and
In making and assembling the sign, the cut
. Fig. 3 is an exploded view showing the dilferent
outs 3 are formed in the face ply 2 before it is
secured to the base I. These cut outs may be
made readily by any one of several operations.
this invention has a frame comprising two super
They may be cut out with a jig saw, they may
imposed plies, one a continuous base l and the 30 be punched, or they may be formed with a rout~
other a face 2. The face 2 has cut outs 3 cor
ing tool. Because they are cut out only from
responding to symbols. In the specific embodi
the ply 2, the flat surface of the ply l insures a
ments shown, these cut outs are in the form of
plane surface as a backing for the reflecting ele
the letters of the word “Stop” Reñecting ele
ments. After the cut outs are formed in the
ments 4 are of a form fitting the cut outs 3 and r.. face ply 2, the plies l and 2 may be secured to
are secured againstJ the base l within the cut outs.
gether by an adhesive or cement 1. The re
The plies l and 2 are preferably of a material
flector plates 4, which are formed corresponding
parts of the sign.
A sign as specifically illustrated and embodying
including ply wood and pressed board. By
to the out outs 3, are then secured in position
pressed board is meant a substance including fi
by cement‘ß as previously described,
brous material formed with a resin or other 40
From the foregoing description it is obvious
binder under pressure. Two examples of ma
that the invention accomplishes its objects. The
terial which have been found satisfactory for
material for the plies l and 2 is inexpensive.l
this purpose are those known commercially as
The cut outs 3 may be formed readily and ac
“masonite” and “hard board.”
»
curately before the plies are laminated together
It will be understood that each of the plies I 45 and the final assembly of the sign is a simple
and 2 may consist of two or more plies, depending
matter. The sockets for the reñectors, having
upon the material used and the thickness de
the surface of the base i as their botto-m and
sired.
the internal edges of the cut outs 3 as their side
The reflecting plates may be of a wide variety
of constructions. Preferably they are of glass, 50 walls,` may be formed accurately and economical
ly. In service the plates are relatively free from
pitted on the front surface and mirrored on the
breakage, because their outer faces are depressed .
bottom, as shown at 5. The mirroring material
below the face of the sign. Furthermore the ce
may be silver or aluminum. The plates may be
ment 6 prevents water from entering behind the
cut from sheet stock which is obtainable on the
plates where it might otherwise collect and freeze,
65
market under the name “Diffusex,” or they may
2,411,187
3
4
thereby breaking the plates. A cement, as indi
cated, which is somewhat yielding is used and
the nature of the material in the plies I and 2
2. A highway sign comprising two superim
posed plies, one a continuous base and the other
aV face, the face ply having cut outs with un
broken perpendicular walls extending from one
side to the other of said face ply and corre
is such that the elements can be broken gener
ally only by a direct blow. That is to say, if the
sign is struck, as ‘by gravel from the roadway, the
sponding in outline to symbols, and reflecting
Vibrations will be dampened before they reach the
elements ñtting and within the vcutouts and se
glass. In brief, the invention produces a sign
cured against the base by waterproof cement be
which is economical, and which lends itself to
easy production methods. At the same time a 10 tween the elements and the base and between
the edges of the elements and the walls of the
sign is produced in which glass reflecting ele
cut outs. ’
`
`
ments are Well protected and in which
breakage
.t .
n in service will be small.
I
claim:
Y
t
_
,
1. A highway sign comprising two superim
posed plies, one a continuous base andthe other
a face, the face ply having cut outs with un
broken perpendicular walls extending from one
side to the other of said face ply and correspond
ing in outline to symbols, and reñecting elements
ñtting and within the cut outs and secured against
the base, the elements being of less thickness
than the face ply whereby the outer surfaces of
4the elements are depressed below the outer sur
face of the face ply.
l5
.
`3. A highway sign comprising two superim
posed plies, one a continuous base and the other
a face, the face ply having cut outs with un
Y
broken perpendicular walls extending from one
side to the other of said face ply and correspond
ing in outline to symbols, and reflecting ele
ments ñtting and within the cut outs and se
cured against the base, the plies being of a ma
terial selected from a class including ply wood
and pressed board andthe elements comprising
glass plates having a mirroring coating. '
HOWARD BOO'GHER.
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