US3207357A - Foldable container from plastic material - Google Patents

Foldable container from plastic material Download PDF

Info

Publication number
US3207357A
US3207357A US254075A US25407563A US3207357A US 3207357 A US3207357 A US 3207357A US 254075 A US254075 A US 254075A US 25407563 A US25407563 A US 25407563A US 3207357 A US3207357 A US 3207357A
Authority
US
United States
Prior art keywords
container
sheet
portions
cover
plastic material
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US254075A
Other languages
English (en)
Inventor
Schmitt Alois
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DEF35879A external-priority patent/DE1174253B/de
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of US3207357A publication Critical patent/US3207357A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D5/00—Rigid or semi-rigid containers of polygonal cross-section, e.g. boxes, cartons or trays, formed by folding or erecting one or more blanks made of paper
    • B65D5/20—Rigid or semi-rigid containers of polygonal cross-section, e.g. boxes, cartons or trays, formed by folding or erecting one or more blanks made of paper by folding-up portions connected to a central panel from all sides to form a container body, e.g. of tray-like form
    • B65D5/24—Rigid or semi-rigid containers of polygonal cross-section, e.g. boxes, cartons or trays, formed by folding or erecting one or more blanks made of paper by folding-up portions connected to a central panel from all sides to form a container body, e.g. of tray-like form with adjacent sides interconnected by gusset folds
    • B65D5/241—Rigid or semi-rigid containers of polygonal cross-section, e.g. boxes, cartons or trays, formed by folding or erecting one or more blanks made of paper by folding-up portions connected to a central panel from all sides to form a container body, e.g. of tray-like form with adjacent sides interconnected by gusset folds and the gussets folds connected to the inside of the container body
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D1/00—Containers having bodies formed in one piece, e.g. by casting metallic material, by moulding plastics, by blowing vitreous material, by throwing ceramic material, by moulding pulped fibrous material, by deep-drawing operations performed on sheet material
    • B65D1/22—Boxes or like containers with side walls of substantial depth for enclosing contents
    • B65D1/225—Collapsible boxes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D11/00—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of plastics material
    • B65D11/10—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of plastics material of polygonal cross-section and all parts being permanently connected to each other
    • B65D11/12—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of plastics material of polygonal cross-section and all parts being permanently connected to each other of drawer-and-shell type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D11/00—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of plastics material
    • B65D11/18—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of plastics material collapsible, i.e. with walls hinged together or detachably connected
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D5/00—Rigid or semi-rigid containers of polygonal cross-section, e.g. boxes, cartons or trays, formed by folding or erecting one or more blanks made of paper
    • B65D5/20—Rigid or semi-rigid containers of polygonal cross-section, e.g. boxes, cartons or trays, formed by folding or erecting one or more blanks made of paper by folding-up portions connected to a central panel from all sides to form a container body, e.g. of tray-like form
    • B65D5/28—Rigid or semi-rigid containers of polygonal cross-section, e.g. boxes, cartons or trays, formed by folding or erecting one or more blanks made of paper by folding-up portions connected to a central panel from all sides to form a container body, e.g. of tray-like form with extensions of sides permanently secured to adjacent sides, with sides permanently secured together by adhesive strips, or with sides held in place solely by rigidity of material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D5/00—Rigid or semi-rigid containers of polygonal cross-section, e.g. boxes, cartons or trays, formed by folding or erecting one or more blanks made of paper
    • B65D5/42—Details of containers or of foldable or erectable container blanks
    • B65D5/4212—Information or decoration elements, e.g. content indicators, or for mailing
    • B65D5/4233—Cards, coupons, labels or the like formed separately from the container or lid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D5/00—Rigid or semi-rigid containers of polygonal cross-section, e.g. boxes, cartons or trays, formed by folding or erecting one or more blanks made of paper
    • B65D5/42—Details of containers or of foldable or erectable container blanks
    • B65D5/4279—Joints, seams, leakproof joints or corners, special connections between panels
    • B65D5/4283—Connections formed by separate elements, e.g. clips, bands, straps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D5/00—Rigid or semi-rigid containers of polygonal cross-section, e.g. boxes, cartons or trays, formed by folding or erecting one or more blanks made of paper
    • B65D5/42—Details of containers or of foldable or erectable container blanks
    • B65D5/4279—Joints, seams, leakproof joints or corners, special connections between panels
    • B65D5/4283—Connections formed by separate elements, e.g. clips, bands, straps
    • B65D5/4287—Connections formed by separate elements, e.g. clips, bands, straps the container being formed by folding-up portions connected to a central panel from all sides, adjacent sides being interconnected by gusset folds and the container being maintained in erected condition by means of the separate connectors coacting with the gusset folds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D5/00—Rigid or semi-rigid containers of polygonal cross-section, e.g. boxes, cartons or trays, formed by folding or erecting one or more blanks made of paper
    • B65D5/42—Details of containers or of foldable or erectable container blanks
    • B65D5/4295—Ventilating arrangements, e.g. openings, space elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D5/00—Rigid or semi-rigid containers of polygonal cross-section, e.g. boxes, cartons or trays, formed by folding or erecting one or more blanks made of paper
    • B65D5/42—Details of containers or of foldable or erectable container blanks
    • B65D5/44—Integral, inserted or attached portions forming internal or external fittings
    • B65D5/46—Handles
    • B65D5/46008—Handles formed separately from the container body
    • B65D5/46024—Straps used as handles with anchoring elements fixed in slots
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D5/00—Rigid or semi-rigid containers of polygonal cross-section, e.g. boxes, cartons or trays, formed by folding or erecting one or more blanks made of paper
    • B65D5/42—Details of containers or of foldable or erectable container blanks
    • B65D5/64—Lids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D5/00—Rigid or semi-rigid containers of polygonal cross-section, e.g. boxes, cartons or trays, formed by folding or erecting one or more blanks made of paper
    • B65D5/42—Details of containers or of foldable or erectable container blanks
    • B65D5/64—Lids
    • B65D5/68—Telescope flanged lids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D2301/00—Details of blanks
    • B65D2301/20—Details of blanks made of plastic material

Definitions

  • the present invention relates to container and more specific-ally to foldable containers made from plastic material.
  • the container of the present invention mainly comprises a sheet of plastic material having a plurality of peripheral edge portions and being formed inwardly of the edge portion thereof with folding grooves defining in the sheet a central polygonal portion and between the edge portions and grooves a plurality of outer portions.
  • the outer portions are f'oldable along the folding grooves relative to the central portion between a fiat position in which all portions of the sheet are located substantially in a plane and a folded position in which the outer portions extend transverse and to one side of the plane of the central portion and abut with side edges thereof against each other to form a continuous side wall of the container, one end wall of which is formed by the central portion.
  • Means are also provided integral with the outer portions for releasably holding the same in the folded position.
  • These means preferably include snap fasteners which may be integrally molded likewise from plastic material during the molding of the aforementioned sheet, or the snap fasteners may be, subsequently to the molding of the sheet, fastened thereto by heat sealing or otherwise and in this case the snap fasteners may also be made from metal.
  • the sheet may also include a plurality of substantially triangular connecting portions extending between adjacent side edges of the outer portions integral therewith and in this case the folding grooves are also formed along the side edges of the outer portions and an additional folding groove is formed in each of said triangular portions ex tending from corners of the central portion of the sheet to the periphery thereof and dividing each of said triangu'lar connecting portions into two substantially equal triangular portions which will abut against each other when the sheet is folded from the flat to the folded position.
  • cooperating snap fasteners are provided on the equal triangular portions for holding the same after folding in abutting relationship.
  • the means for releasably holding the sheet in folded position may also comprise a flap integral with one of the side edge-s of each outer portion which extends over and beyond the side edges of the outer portion adjacent thereto and which is folded against the outer portion adjacent thereto and in this case a pair of cooperating snap fasteners are respectively arranged on each flap and on the outer portion adjacent thereto for releasably connecting each flap to the outer .portion adjacent thereto so as to hold the sheet in its folded position.
  • the outer portions which form the endless side wall of the container may be provided with reinforcing ribs integral-ly molded with the sheet, or the outer portions may be formed with corrugations which may be formed either during molding of the sheet or subsequent thereto.
  • the fol-ding grooves which define in the sheet narrow elongated portions of thinner wall thickness than the remainder of the sheet may be formed directly during the molding of the sheet, or these grooves may be subsequently formed for instance by a drawing or embossing operation after the sheet has been molded or otherwise formed with uniform thickness.
  • the necessary cover for the container may be formed in the same manner from a f-oldable sheet as described above and obviously in this case the central portion of the cover has to be made to slightly larger dimensions than the bottom part of the container so that the side wall of the cover may extend over the upper portion of the side wall of the bottom part of the container.
  • the cover is very shallow it may be molded from plastic material in finished nonfoldable form.
  • the reinforcing ribs on the bottom part of the container may extend along the free edges of the outer portions of the sheet which form in the folded position there-of the endless side wall so that in the. folded position the reinforcing ribs form flanges which extend outwardly from the upper edges of the side wall.
  • the cover is preferably formed with corresponding flanges and the flanges of the bottom portion as well as those of the cover are formed with corresponding bores therethrough through which connecting means, for instance screws may extend to fasten in this way the cover to the bottom :portion of the container.
  • sealing means may also be provided between cover and bot-tom portion of the container and in this case the flanges of bottom portion and cover may be formed in the engaging faces thereof with an elongated endless groove into which a sealing means of compressible material may be inserted.
  • the bottom part of the container and the cover may also be provided with cooperating means which engage each other with a snap action when the cover is pressed on the bottom part of the container to releasably fix the cover to the bottom part of the container.
  • the bottom part of the container as well as its cover are formed from plastic material such as polystyrene or similar plastic material.
  • FIG. 1 is a plan view showing a plastic sheet or blank from which the container of the present invention may be formed;
  • FIG. 2 is a partial perspective view of the sheet shown in FIG. 1 in partly folded position
  • FIG. 3 is a perspective view similar to FIG. 2 and showing part of the blank in finished folded position;
  • FIG. 4 is a perspective view of part of a cover for the container and showing the same in finished folded position
  • FIG. 5 is a partial cross sectional view showing the cover of FIG. 4 in engagement with the bottom part of FIG. 3;
  • FIG. 6 is a partial perspective view showing a modification of a container part in flat position
  • FIG. 7 is a partial perspective view showing the part of FIG. 6 in folded position
  • FIG. 8 is a perspective view showing a finished container according to the present invention preferably used as a shoe box or the like and provided with ventilating openings;
  • FIG. 9 is a perspective view of a container according to the present invention and provided with means for connecting a label thereto;
  • FIG. 10 is a partially perspective view of a modified form of the container according to the present invention and showing reinforcing ribs in form of flanges on the bottom part and on the cover of the container;
  • FIG. 11 is a partial perspective view of a further modification of a container according to the present invention in which the bottom part and cover of the container are provided with connecting bosses.
  • FIG. 1 of the drawings shows a sheet or plate of plastic material from which the foldable container, respectively the bottom part of the container, of the present invention can be formed.
  • the sheet has a plurality of straight peripheral edge portions 3, 4' and the sheet is formed inwardly of the edge portions with folding grooves 1 extending respectively parallel to edge portions 3', 4' and forming in the sheet narrow strip portions of a thickness smaller than that of the remainder of the sheet and defining in the sheet a central polygonal portion 2, shown in FIG. 1 as rectangular portion, and between the folding grooves 1 and the peripheral edge portions 3', 4' respectively outer portions 3 and 4.
  • FIG. 1 shows a sheet or plate of plastic material from which the foldable container, respectively the bottom part of the container, of the present invention can be formed.
  • the sheet has a plurality of straight peripheral edge portions 3, 4' and the sheet is formed inwardly of the edge portions with folding grooves 1 extending respectively parallel to edge portions 3', 4' and forming in the sheet narrow strip portions of a thickness smaller than that of the remainder
  • the sheet includes further a plurality of substantially triangular connecting portions 5 extending between adjacent side edges of the outer portions 3 and 4, integral therewith, and in this case folding grooves 1' are also provided along the side edges of the outer portions 3 and 4, which folding grooves 1' form continuation of the folding grooves 1 defining the central portion 2.
  • An additional folding groove 1" is provided in each of the triangular connecting portions 5 extending from the respective corner of the central portion 2 to the periphery of the sheet and dividing each of the triangular connecting portions 5 into two substantially equal triangular portions 5', 5'.
  • each triangular connecting portion 5 will be folded along the folding groove 1" so that in the folded position the equal triangular portions 5', 5' will abut against each other as shown in FIG. 3.
  • FIG. 2 shows an 4 intermediate step during the folding in which the outer portions 3 and 4 are partly bent upwardly with respect to the central portion 2 and in which the equal triangular portions 5, 5 are partly bent along the folding grooves 1 and 1".
  • Means are provided for holding the triangular portions 5, 5 in fully folded abutting relationship as shown in FIG. 3 and these means are shown in FIGS. 1-3 as cooperating snap fasteners 6 provided on the equal triangular portions 5', 5'.
  • the snap fasteners 6 may be made integral with the equal triangular portion 5 from the same plastic material as the remainder of the sheet and such snap fasteners may be molded directly during molding of the sheet.
  • the cover 8 for the container which is shown partly in the perspective view of FIG. 4 may be made in a similar manner from a foldable sheet as described above and in this case the central portion of the cover has to be made to slightly larger dimensions than that of the bottom part of the container so that the side wall of the cover may extend around the side wall of the bottom part of the con tainer in abutting relationship with the outer surface thereof as shown in part in FIG. 5.
  • Means are also provided for releasably connecting and holding the cover 8 to the bottom part of the container.
  • This means may include thickened portions 7 formed on the outer portions 4 of the foldable sheet shown in FIG. 1 tapering respectively from the peripheral edge portion 4' toward the central portion 2 so as to form wedge-shaped noses 7 as clearly shown in FIG. 2.
  • Cooperating portions 7' are provided on the cover 8 extending from the end wall thereof and defining with the side wall of the cover 8 a groove having spaced from the end wall of the cover a width smaller than the maximum thickness of the thickened portion or nose 7 on the side wall portion 4 of the bottom part of the container.
  • the triangular connecting portions 5 may also be omitted and a flap 9 may be integrally formed extending from a side edge of the outer portion of a foldable sheet as shown in a partial perspective view of FIG. 6.
  • the sheet partially shown in FIG. 6 is provided with folding grooves as described before in connection with FIG. 1 which define in the sheet a central rectangular portion and four outer portions.
  • FIG. 8 shows in a perspective view a finished box according to the present invention, which comprises a main portion 1 made from a foldable sheet as described in connection with FIGS. 1-3 and a cover 8 which may for instance be formed as described in connection with FIG. 4.
  • the box shown in FIG. 8 is intended to serve as a shoe box and this box is formed in one or two opposite wall portions thereof with a plurality of slat-shaped openings 10 and/or a plurality of small round openings 10 so that air may pass into and out of the closed box.
  • small side wall portion shown in FIG. 8 as the upper side wall portion, may also be provided with keyhole-shaped openings 11 in which the opposite ends of a cord 12 may be anchored in a known manner by providing at the opposite ends of the cord 12 enlarged rigid portions which can be respectively pushed through the circular portions of the keyhole-shaped openings 11 to slide beneath the slotshaped portion of the openings when the central portion of the cord 12 is lifted, to thus anchor the opposite ends of the cord 12 to the container.
  • a gripping member 13 may also be provided on the cord 12 and if the container shown in FIG. 8 is used as a shoe box the gripping member is preferably in the form of a shoe horn which can be used when the cord 12 is disconnected at one end thereof from the container and slit out of the openings formed in the shoe horn 13.
  • FIG. 9 shows in a perspective view a container similar to that shown in FIG. 8, at least the bottom part thereof is formed from a foldable sheet as described in connection with FIG. 1, and this container is provided on one of the side wall portions thereof with guide rail means 14 which form a frame open at one side into which a label 15 may be pushed to specify the contents placed in the container.
  • the guide rail means 14 may be molded in one operation with the molding of the foldable sheet, or the guide rail means may also be subsequently connected to the sheet, for instance by a heat sealing operation.
  • FIG. shows in a partial perspective view a part of a container provided with reinforcing ribs and in the modification shown in FIG. 10 the reinforcing ribs form, when the sheet is in the folded position as shown in the partial view of FIG. 10, outwardly extending flanges 16, a part of one is shown in FIG. 10, and the cover 8 is provided with corresponding flanges 17, part of one is shown in FIG. 10, engaging the opposite flange 16 on the bottom part 1 of the container.
  • the flanges 16 and 17 may be provided only on the upper edges of two opposite side wall portions of the lower part as well as on the cover of the container, or the flanges 16 and 17 may extend all around these upper edges.
  • a plurality of aligned bores are provided in the flanges 16 and 17 extending therethrough and screws 18 or other connecting members may be placed into the bores to securely fasten the cover 8 to the bottom portion 1 of the container.
  • the bores in flange 16 may be formed with internal screw threads or self-tapping screws may also be used.
  • the bottom part of the container 1 and the cover 8 may also be provided on each of the corners thereof with outwardly extending bosses 19 and 20 as shown in FIG. 11 for one of the corners and the bottom part 1 and the cover 8 may be held together by a screw and wing nut connection 21 extending through bores formed in the bosses 19 and 20.
  • sealing means may also be provided between the bottom part and the cover of the container.
  • the cooperating flanges 16 and 17 as shown in FIG. 10 will preferably extend all around the container and grooves may be formed in the engaging faces of the flanges 16 and 17 into which an annular sealing member for instance a cord of compressible material may be placed.
  • the side wall portions may also be strengthened by forming corrugations into the same and such corrugations may be formed during molding of the sheet in flat condition or subsequent thereto.
  • the plastic sheet shown in FIG. 1 is formed in flat condition from polystyrene, polyvinyl chloride or similar plastic material. If desired, coloring material may be added to the plastic to give the container any desired color.
  • plastic sheet may be injection molded in its finished form as shown in FIG. 1 and in this case the folding grooves 1, 1' and 1" with a slightly smaller thickness than the remainder of the sheet may be directly molded in one operation with the forming of the sheet. In this case the snap fasteners and the nose portions 7 may also be formed simultaneously in one operation. It is also possible to stamp out the configuration of the sheet as shown in FIG. 1 from a large plastic sheet which may be formed by any process well known in the art.
  • the folding grooves are subsequently formed in an additional drawing, stamping or embossing operation and the snap fastener 6 and nose portions 7, if desired, may be subsequently connected to the sheet by a heat sealing operation or may be fastened thereto by any other means well known in the art, for instance by cementing.
  • the sheet is preferably injection molded and such reinforcing ribs, flanges or bosses are preferably molded in one operation with the remainder of the sheet. If the side wall portions of the finished container are corrugated to strengthen the same, such corrugations may be formed during molding of the sheet or subsequently thereto by a separate stamping, drawing or embossing operation.
  • the corrugations may be wave-shaped or of substantially triangular cross section.
  • the flanges 16 and 17 may be formed as mentioned before with grooves for the reception of a sealing member, or the flanges may be formed respectively with cooperating groove-and-tongue joints which may serve as sealing means.
  • the sheet shown in FIG. 1 may be formed with any thickness sufficient to give the finished container the necessary rigidity andfor larger containers thicknesses up to 5 to 6 mm. are used.
  • the folding grooves are preferably formed with beveled or inclined side faces which will properly abut against each other when the sheet is folded from the flat to the folded position.
  • the cover When the cover is very shallow, it may also be formed from plastic material in one piece, not foldable, for instance by an injection molding or drawing operation.
  • the container according to the present invention has the great advantage that it can be folded from a flat position to a folded position in extremely simple manner and this foldng operation can be carried out by any unskilled person.
  • the container will be maintained in the folded position by the snap fasteners in the manner as described above or by any other connecting means formed in the side wall portions of the container.
  • the container can be used for storage or shipment not only of solid articles or dry material, but also moist material or material in paste form or even liquids can be stored and shipped in the container according to the present invention, especially if the container is provided with sealing means as described above.
  • the container When the container is not in use it may evidently be opened up to a flat position in an extremely simple manner by opening the snap fasteners and by unfolding the various portion-s of the sheet.
  • the container In this flat position the container may be stored when not in use or a plurality of containers may be shipped in flat position to their destination whereby storage and shipment of the containers are greatly simplified.
  • the cover may be connected to the bottom part of the container in an extremely simple manner as described especially in connection with FIG. 5 in which cover and bottom part of the container engage each other with a snap action, or if a more secure connection between cover and bottom part of the container is desired, connections as shown in FIGS. 10 or 11 may also be used.
  • the plastic material from which the containers are preferably made will stand up under extended use and the plastic material will permit storage or shipment of all kinds of material, even certain acids, in the container.
  • the container of the present invention can be mass produced in a very efficient manner and therefore at very reasonable cost.
  • a sheet of plastic material having a plurality of straight peripheral edge portions and being formed inwardly of said edge portions with folding grooves extending substantially parallel to said straight peripheral edge portions respectively equally spaced therefrom and defining in said sheet a central polygonal portion and between said edge portions and said grooves a plurality of outer portions, each of said outer portions having a pair of side edges extending substantially normal to said folding grooves between the latter and said peripheral edge portions, said outer portions being foldable along said folding grooves relative to said central portion between a flat position in which said portions are located substantially in a plane and a folded position in which said outer portions extend transverse and to one side of the plane of said central portion and abut with said edges thereof against each other to form a continuous side wall of a container, one end wall of which is formed by said central portion, said sheet including further a plurality of substantially triangular connecting portions extending between adjacent side edges of said outer portions integral therewith and folding grooves being also formed along said side edges and an additional folding groove being formed in each of said

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Cartons (AREA)
  • Packages (AREA)
  • Rigid Containers With Two Or More Constituent Elements (AREA)
US254075A 1962-01-29 1963-01-28 Foldable container from plastic material Expired - Lifetime US3207357A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF35879A DE1174253B (de) 1962-01-29 1962-01-29 Vielzweck-Kunststoff-Behaelter

Publications (1)

Publication Number Publication Date
US3207357A true US3207357A (en) 1965-09-21

Family

ID=7096200

Family Applications (1)

Application Number Title Priority Date Filing Date
US254075A Expired - Lifetime US3207357A (en) 1962-01-29 1963-01-28 Foldable container from plastic material

Country Status (8)

Country Link
US (1) US3207357A (ru)
AT (1) AT240247B (ru)
BE (1) BE627710A (ru)
CH (1) CH402722A (ru)
DK (1) DK104288C (ru)
GB (1) GB981105A (ru)
LU (1) LU43066A1 (ru)
NL (1) NL288152A (ru)

Cited By (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3288347A (en) * 1965-01-15 1966-11-29 Mobil Oil Corp Support tray for produce packaging
US3462208A (en) * 1966-12-27 1969-08-19 William Horace Black Drawer form
US3592344A (en) * 1968-12-26 1971-07-13 Nat Blank Book Co Collapsible sectional bookcase unit
US3752512A (en) * 1972-01-24 1973-08-14 Simpson Co Single-thickness seat hanger
US3955703A (en) * 1973-05-14 1976-05-11 Zebarth Ralph S Collapsible shipping container
US4091852A (en) * 1977-04-11 1978-05-30 Jordan Charles P Inflatable box
US4708911A (en) * 1986-07-18 1987-11-24 Mage Allen B Three dimensional display device folded from a single sheet of material
US4725463A (en) * 1985-03-05 1988-02-16 Ulv Pty. Limited Selectively foldable elongated member
US4788109A (en) * 1986-07-18 1988-11-29 Mage Allen B Three-dimensional display device folded from a single sheet of material
US4919982A (en) * 1989-05-12 1990-04-24 Hayes George K C Three dimensional toy structure
US5016813A (en) * 1990-03-01 1991-05-21 Simons Einar L E Fold-up container and construction method
WO1992018392A1 (en) * 1991-04-11 1992-10-29 Midwest Plastic Fabricators, Inc. Foldable electrical component enclosures
US5555989A (en) * 1991-04-11 1996-09-17 Qube Corporation Plastic enclosures
US20020105093A1 (en) * 2001-02-07 2002-08-08 International Business Machines Corporation Encapsulant composition and electronic package utilizing same
US6574841B1 (en) * 1998-02-04 2003-06-10 Batesville Services, Inc. Lightweight burial casket
EP1642841A2 (en) * 2004-08-19 2006-04-05 British Polythene Limited Stretchable cover for receptacles
US20060124498A1 (en) * 2004-12-14 2006-06-15 Flanagan Patrick M Collapsible crate
US20060144913A1 (en) * 2004-12-30 2006-07-06 Wen-Tsan Wang Rectangular box cover
US20060226746A1 (en) * 2005-03-18 2006-10-12 Niki Kopenhaver Collapsible storage system
US20070087089A1 (en) * 2005-10-18 2007-04-19 Gerroplast Gmbh Bacon package and foam stiffner for use therein
WO2007048055A2 (en) * 2005-10-19 2007-04-26 Francis Bartow Fite, Iv Foldable utensil set
US20070164024A1 (en) * 2006-01-17 2007-07-19 Pyle Michael L Container system having a base convertible from a flat sheet to a three-dimensional receptacle
US20080173703A1 (en) * 2007-01-19 2008-07-24 Westerman Frank E Folded corrugated container with reinforced quick-locking handles
US20110068024A1 (en) * 2009-09-18 2011-03-24 Nike, Inc. Method of Custom Fitting an Article of Footwear and Apparatus Including a Container
US20140217161A1 (en) * 2013-02-07 2014-08-07 Paul R. Chalifoux Foldable sealing container apparatus
US20150067983A1 (en) * 2013-09-12 2015-03-12 The Plastics Group, Inc. Multi-segmented living hinge
US9206594B1 (en) 2014-09-04 2015-12-08 Columbia Insurance Company Hanger with locator tooth
US10576666B2 (en) 2016-01-07 2020-03-03 Nike, Inc. Portable customization system for articles of footwear
US10646039B2 (en) * 2016-07-04 2020-05-12 Peka-Metall Ag Storage compartment that can be inserted into a cabinet element
US11108115B2 (en) * 2018-12-29 2021-08-31 Contemporary Amperex Technology Co., Limited Battery case and battery module
US20220048666A1 (en) * 2018-11-26 2022-02-17 Gamma-Wopla Sa Foldable container
US11357297B2 (en) * 2016-10-03 2022-06-14 Numerus Holding Aps Bag, in particular a shopping bag, and a method for forming said bag

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3214873A1 (de) * 1982-04-22 1983-10-27 Weber, Jürgen, 8561 Happurg Verpackungshohlkoerper
GB2269528B (en) * 1992-08-11 1996-06-12 David Arthur Bates Overflow protection for washing machine
CN107672930A (zh) * 2015-07-22 2018-02-09 吴红平 一种可换标签的新型瓦楞纸箱及其使用方法
CN110844255B (zh) * 2019-12-16 2023-08-11 山西祥隆智能环保科技有限公司 可折叠充气式循环使用智能周转箱

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2907513A (en) * 1956-06-25 1959-10-06 Robert M Thiolat Cardboard boxes and the like
US2917218A (en) * 1955-06-22 1959-12-15 Waldorf Paper Prod Co Combination carton and cooking receptacle
US2967654A (en) * 1958-12-29 1961-01-10 Charles E Palmer Plastic container blank
US2989226A (en) * 1957-06-04 1961-06-20 Henry D Swartz Collapsible containers
US3032939A (en) * 1958-02-10 1962-05-08 Andersen Roland Conditioners for electric shavers and the like
US3058645A (en) * 1959-04-07 1962-10-16 Diced Cream Of America Co Carton for ice cream or the like

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2917218A (en) * 1955-06-22 1959-12-15 Waldorf Paper Prod Co Combination carton and cooking receptacle
US2907513A (en) * 1956-06-25 1959-10-06 Robert M Thiolat Cardboard boxes and the like
US2989226A (en) * 1957-06-04 1961-06-20 Henry D Swartz Collapsible containers
US3032939A (en) * 1958-02-10 1962-05-08 Andersen Roland Conditioners for electric shavers and the like
US2967654A (en) * 1958-12-29 1961-01-10 Charles E Palmer Plastic container blank
US3058645A (en) * 1959-04-07 1962-10-16 Diced Cream Of America Co Carton for ice cream or the like

Cited By (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3288347A (en) * 1965-01-15 1966-11-29 Mobil Oil Corp Support tray for produce packaging
US3462208A (en) * 1966-12-27 1969-08-19 William Horace Black Drawer form
US3592344A (en) * 1968-12-26 1971-07-13 Nat Blank Book Co Collapsible sectional bookcase unit
US3752512A (en) * 1972-01-24 1973-08-14 Simpson Co Single-thickness seat hanger
US3955703A (en) * 1973-05-14 1976-05-11 Zebarth Ralph S Collapsible shipping container
US4091852A (en) * 1977-04-11 1978-05-30 Jordan Charles P Inflatable box
US4725463A (en) * 1985-03-05 1988-02-16 Ulv Pty. Limited Selectively foldable elongated member
US4708911A (en) * 1986-07-18 1987-11-24 Mage Allen B Three dimensional display device folded from a single sheet of material
US4788109A (en) * 1986-07-18 1988-11-29 Mage Allen B Three-dimensional display device folded from a single sheet of material
US4919982A (en) * 1989-05-12 1990-04-24 Hayes George K C Three dimensional toy structure
US5016813A (en) * 1990-03-01 1991-05-21 Simons Einar L E Fold-up container and construction method
US6110086A (en) * 1991-04-11 2000-08-29 Moran, Jr.; Thomas F. Method of manufacturing plastic enclosures
US5555989A (en) * 1991-04-11 1996-09-17 Qube Corporation Plastic enclosures
WO1992018392A1 (en) * 1991-04-11 1992-10-29 Midwest Plastic Fabricators, Inc. Foldable electrical component enclosures
US5316165A (en) * 1991-04-11 1994-05-31 Qube Corporation Foldable electrical component enclosures
US20050028333A1 (en) * 1998-02-04 2005-02-10 Batesville Services, Inc. Lightweight burial casket
US6574841B1 (en) * 1998-02-04 2003-06-10 Batesville Services, Inc. Lightweight burial casket
US7321005B2 (en) 2001-02-07 2008-01-22 International Business Machines Corporation Encapsulant composition and electronic package utilizing same
US20020105093A1 (en) * 2001-02-07 2002-08-08 International Business Machines Corporation Encapsulant composition and electronic package utilizing same
US7560501B2 (en) 2001-02-07 2009-07-14 International Business Machines Corporation Encapsulant of epoxy or cyanate ester resin, reactive flexibilizer and thermoplastic
US20080227902A1 (en) * 2001-02-07 2008-09-18 Papathomas Konstantinos I Encapsulant composition
US7192997B2 (en) 2001-02-07 2007-03-20 International Business Machines Corporation Encapsulant composition and electronic package utilizing same
US20070185227A1 (en) * 2001-02-07 2007-08-09 Papathomas Konstantinos I Encapsulant composition and electronic package utilizing same
US7384682B2 (en) 2001-02-07 2008-06-10 International Business Machines Corporation Electronic package with epoxy or cyanate ester resin encapsulant
EP1642841A2 (en) * 2004-08-19 2006-04-05 British Polythene Limited Stretchable cover for receptacles
EP1642841A3 (en) * 2004-08-19 2006-04-19 British Polythene Limited Stretchable cover for receptacles
US20060124498A1 (en) * 2004-12-14 2006-06-15 Flanagan Patrick M Collapsible crate
US20060144913A1 (en) * 2004-12-30 2006-07-06 Wen-Tsan Wang Rectangular box cover
US20060226746A1 (en) * 2005-03-18 2006-10-12 Niki Kopenhaver Collapsible storage system
US20070087089A1 (en) * 2005-10-18 2007-04-19 Gerroplast Gmbh Bacon package and foam stiffner for use therein
WO2007048055A2 (en) * 2005-10-19 2007-04-26 Francis Bartow Fite, Iv Foldable utensil set
WO2007048055A3 (en) * 2005-10-19 2007-11-08 Francis Bartow Fite Iv Foldable utensil set
US20070164024A1 (en) * 2006-01-17 2007-07-19 Pyle Michael L Container system having a base convertible from a flat sheet to a three-dimensional receptacle
US20080173703A1 (en) * 2007-01-19 2008-07-24 Westerman Frank E Folded corrugated container with reinforced quick-locking handles
US7841512B2 (en) * 2007-01-19 2010-11-30 Wes Pak, Inc. Folded corrugated container with reinforced quick-locking handles
US20110068024A1 (en) * 2009-09-18 2011-03-24 Nike, Inc. Method of Custom Fitting an Article of Footwear and Apparatus Including a Container
WO2011035002A3 (en) * 2009-09-18 2011-06-30 Nike International Ltd. Method of custom fitting an article of footwear and apparatus including a container
US8033393B2 (en) 2009-09-18 2011-10-11 Nike, Inc. Method of custom fitting an article of footwear and apparatus including a container
US8136190B2 (en) 2009-09-18 2012-03-20 Nike, Inc. Method of custom fitting an article of footwear and apparatus including a container
US8595877B2 (en) 2009-09-18 2013-12-03 Nike, Inc. Method of custom fitting an article of footwear and apparatus including a container
US8997291B2 (en) 2009-09-18 2015-04-07 Nike, Inc. Method of custom fitting an article of footwear and apparatus including a container
US10045593B2 (en) * 2009-09-18 2018-08-14 Nike, Inc. Method of custom fitting an article of footwear and apparatus including a container
US9238547B2 (en) 2009-09-18 2016-01-19 Nike, Inc. Method of custom fitting an article of footwear and apparatus including a container
US9409701B2 (en) 2009-09-18 2016-08-09 Nike, Inc. Method of custom fitting an article of footwear and apparatus including a container
US20160286907A1 (en) * 2009-09-18 2016-10-06 Nike, Inc. Method Of Custom Fitting An Article Of Footwear And Apparatus Including A Container
US9788612B2 (en) 2009-09-18 2017-10-17 Nike, Inc. Method of custom fitting an article of footwear and apparatus including a container
US20140217161A1 (en) * 2013-02-07 2014-08-07 Paul R. Chalifoux Foldable sealing container apparatus
US20150067983A1 (en) * 2013-09-12 2015-03-12 The Plastics Group, Inc. Multi-segmented living hinge
US9206594B1 (en) 2014-09-04 2015-12-08 Columbia Insurance Company Hanger with locator tooth
US10576666B2 (en) 2016-01-07 2020-03-03 Nike, Inc. Portable customization system for articles of footwear
US10646039B2 (en) * 2016-07-04 2020-05-12 Peka-Metall Ag Storage compartment that can be inserted into a cabinet element
US11357297B2 (en) * 2016-10-03 2022-06-14 Numerus Holding Aps Bag, in particular a shopping bag, and a method for forming said bag
US20220048666A1 (en) * 2018-11-26 2022-02-17 Gamma-Wopla Sa Foldable container
US11108115B2 (en) * 2018-12-29 2021-08-31 Contemporary Amperex Technology Co., Limited Battery case and battery module
EP3800695A4 (en) * 2018-12-29 2021-10-27 Contemporary Amperex Technology Co., Limited BATTERY BOX AND BATTERY MODULE

Also Published As

Publication number Publication date
AT240247B (de) 1965-05-25
BE627710A (ru)
LU43066A1 (ru) 1963-03-23
CH402722A (de) 1965-11-15
GB981105A (en) 1965-01-20
NL288152A (ru)
DK104288C (da) 1966-04-25

Similar Documents

Publication Publication Date Title
US3207357A (en) Foldable container from plastic material
US4199098A (en) Container polygonal in cross-section collapsible to flat condition
US2341762A (en) Container
US2327529A (en) Connected container
US2531255A (en) Container and display insert
US2306328A (en) Container
US2695129A (en) Flexible container support
US2347422A (en) Octagonal box
US3623651A (en) Trays for the storage of articles
US3878980A (en) Plastic reinforced produce container
US4042169A (en) Container cover
US3468469A (en) Double-wall folding box with a locking closure therefor
US3568916A (en) Locking mechanisms for egg cartons
US3542281A (en) Box and handle for same
US1990788A (en) Reenforced container
US2576708A (en) Container with integral snapping closure fastener
US2364267A (en) Carton
US2290749A (en) Container
US2893622A (en) Display package
CA2136554A1 (en) Collapsible Container
US1950168A (en) Storage chest
KR102523660B1 (ko) 박스용 테두리 부재보강부재와 에셈블리컨테이너 원터치크립이 포함된 박스
US3485433A (en) Knockdown box or crate
US2310136A (en) Container
US3281049A (en) Pallet container