Патент USA US2412798код для вставки
Dec. 17, 1946. ' . s. A. BLACKMAN 2,412,798 MULTISIDED SHIPPING CONTAINER WITH AUTOMATICALLY LOCKING SLIP COVER Filed Oct. 1a, 1944 2 Sheets-Sheet 1 Maw-roe. Dec. '17, 1946., 2,412,798 s. A. BLACKMAN MULTISIDED SHIPPING. CONTAINER WITH ‘AUTOMATICALLY LOC KING Filed Oct. 16, 1944 SLIP COVER 2 Sheets-Sheet 2 "?g/0, / / 1/11 11/ 1 1111 M/Ekfoa 7 2,412,798 I Patented Dec. 17, 1945'. UNITED STATES PATENT OFFICE 2,412,798 ' MULTISIDED SHIPPING CONTAINER WITH AUTOMATICALLY LOCKING sup coven Smith A. Blackman, Kirkwood, Mo., assignor to Gaylord Container Corporation, St. Louis, Mo., a corporation of Maryland Application October 16, 1944, Serial No. 558,817 1 Claim. (Cl. 229—45) 1 This invention‘ relates to containers, particu 2 means of score lines 9_ and folded or rebent down wardly on the outer sides of said flaps to con larly multi-sided shipping cartons. The princi- . ‘ stitute locking ?aps. ~Similar extensions or con pal object of the invention is to provide a car tinuations I0 .at the upper or outer endsiof the ton of the above type witha slip cover which. side wall ?ap 3 are marked off by means of becomes automatically locked permanently to the score or crease lines and folded or rebentdown body when telescoped over the open end thereof. wardly on the outer sides of these ?aps to con Other objects are to simplify and cheapen the stitute locking ?aps. As shown in the drawings, carton construction and to increase the strength the locking ?aps or ?anges H] of the side wall ' and rigidity thereof. The invention consistsin the cover locking arrangement and in the parts 10 flaps 3 are secured ?atwiseto the outside faces thereof ‘by the staples l which secure the side and combinations and arrangements of parts wall flaps 2 and 3 together in side wall forming 1 hereinafter described and claimed. relation, while the locking ?aps or ?anges 8 of In the accompanying drawings, which form ‘ the side wall flaps 2 are left free and tend to part of this speci?cation and wherein like sym bols refer to like parts wherever they occur, Fig. 1 is a side elevational view of a shipping carton embodying my invention, 15 spring outwardly away therefrom. By this ar rangement, the ?xed locking ?aps Ill alternate with the loose locking ?aps 8 around the open end of the body A. _ Fig. 2 is a top plan view of said carton, a por The slip cover B for the top of the body com tion of the slip cover being shown broken away, Fig. 3 is a side elevational view of the slip 20 prises a top portion or panel of polygonal shape with side marginal flaps l l alternating with side cover, ' marginal ?aps l2 that are bent downwardly Fig. 4 is a side elevational‘view of the body, along score lines [3 and are permanently secured Fig. 5 is a side elevational view showing the together side edge to side edge in angularly dis-= body and cover before assembly, Figs. 6 and 7 are enlarged fragmentary verti 26 posed relation to form the multi-sided or paneled rim portion of said cover. The securing means cal sectional views on the lines 6-6 and‘ 1-1, for the rim flaps II and I2 of the cover A pref respectively, in Fig. 5, Figs. 8 and 9 are enlarged fragmentary vertical I erably comprises wing'tabs It on both side edges of the flaps II that are bent along score lines 30 l5 and secured by staples It or other suitable spectively, in Fig. 1, _ fasteners ?atwise to the outer side faces of the Fig. 10 is an enlarged fragmentary vertical flaps l2. The flaps II have continuations I‘! at sectional view on the line Iii-I0 in Fig. 2, their outer or lower ends that are marked off Fig. 11 is a plan view of the cover blank; and by means of scores or creases I8 and folded or Fig. 12 is a plan view of the body blank. My carton comprises an open-top multl-sided 35 rebent upwardly on the‘ inner sides of said flaps to constitute locking ?aps. The flaps I2 have body A and a multi-sided slip cover or closure similar extensions l9 that are marked off by B therefor. The body A comprises a bottom I scores or creases 20 and folded or rebent upwardly of polygonal shape with side marginal ?aps 2 on the inner sides of said ?aps to form ‘locking alternating with the side marginal ?aps 3. The side marginal flaps 2 and 3 are bent upwardly 40 ?aps. The locking ?aps l9 are secured flatwise along score lines 4 and permanently secured~ to the rim ?aps l2 by the staples it, while the locking ?aps I'l'of the rim forming flaps I! are together side edge to side edge in angularly dis left free to spring outwardly away therefrom, posed relation to form the multi-sided or paneled the ?xed locking flaps alternating with the loose side wall of said body. The securing means for the side wall ?aps 2 and 3 of the body A pref 45 locking ?aps around the rim of the slip cover. a In applying the slip cover B to the body A, the erably comprises outstanding wing tabs 5 that cover is preferably positioned with its loose look extend on opposite sides of the flaps 2 and are ing ?aps ll opposite the'?xed locking flaps ‘III bent along score line 6 and permanently secured sectional views on the lines 8-8 and 9-9, re- of the body and then telescoped over the open " by staples 'l or other suitable fasteners ?atwise to the inner faces of the flaps 3. The two wing 50 end of the body. During this operation, the loose outstanding locking ?aps ll of the cover B are tabs 5 secured to each flap 2 are preferably dis forced against the rim portion thereof by the posed in endwise abutting relation midway of the sides thereof. The side wall ?aps 2 of the body ‘ ?xed locking ?aps ll) of the body A and then snap beneath the lower edges of said ?xed body A have extensions ‘or continuations 3 at their upper or outer ends that are marked of! by 55 ?aps, while the ?xed locking ?aps I! of thecover 2,412,798 ._ g 3 '7 - ride over the loose body ?aps 8 which yield in ~ ' 4v I What I claim is: I wardly and then spring outwardly across the A carton comprising a body having a bottom upper ends of the ?xed cover ?aps It. By this . ' 'panel with a plurality of upstanding side mar arrangement, the substantially continuous inter ginal ?aps forming a multi-sided wall, alternate , nal shoulder formed in the rim of the slip cover B by the locking ?aps l1 and I9 abuts against the under side of the substantially continuous external shoulder formed on the body A by thev ?aps having outstanding side tabs that overlap ' and are secured ?atwise to the inside faces of the ?aps therebetween, all of said ?aps having downturned exterior locking ?aps at the upper locking ?aps 8 and I0, thus permanently locking ends thereof, the locking ?aps of the wall flaps said slip cover to said body. ‘ ’ 10 between said alternate wall ?aps being rigidly The hereinbefore described construction has ?xed ?atwise to‘ the outside faces thereof and' several important advantages. It is simple and the locking ?aps of said alternate wall ?aps being ‘economical and permits the slip cover of the car left free, and a slip cover for said body compris- _ . ton to be quickly and easily secured permanently the cover, are rigidly connected together to main ing a top panel having a plurality of depending; side'marginal ?aps forming a multi-sided rim for said cover, alternate rim forming ?aps having outstanding side tabs that overlap and are se cured ?atwise to the outside faces of the rim ?aps tain the polygonal shape thereof; and the joints therebetween, all of said rim forming ?aps hav to the body thereof merely by telescoping said The side wall ?aps of, the body, as well as the rim ?aps of ' cover over the open end of said body. between adjacent side walls flaps of the body and 20 ing upturned internal locking ?aps at the lower between adjacent rim ?aps of the cover are cov ends thereof, the locking ?aps of the rim ?aps ered by the wing tabs of alternate flaps. The between said alternate rim ?aps being rigidly ?xed locking v?aps of the body and cover con ?xed ?atwise to the inside faces thereof and the tribute greatly to the strength and rigidity there locking ?aps of said alternate rim ?aps being left of; and the free locking ?aps are adapted to' free, said cover being telescoped over said body spring into locking position despite side play oc with the upper edges of its free locking ?aps dis casioned by a loosely ?tting cover. posed in abutting relation to the lower edges of" e Obviously, the hereinbei‘ore described carton the ?xed locking ?aps of said body and with the construction admits of considerable modi?cation upper edges of its ?xed locking ?aps disposed in ' without departing from the invention. ' Therefore, 30 abutting relation to the lower edges of the free I do not wish to be limited to the precise arrange ‘locking ?aps of‘ said body. ment shown and described. SMITH A. BLACQKMAN.