Патент USA US2411187код для вставки
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.