US 3178018 A
Description (OCR text may contain errors)
0. J. BRUUN April 13, 1965 PACKAGING Filed May 21, 1963 rw NR M m num 7 1mm m HY. .2 I. 0 1F W United States Patent lCe I U Patented l 5 3 173 ms The preferred form of the invention is shown in the s accompanying drawing, in which: PA JKAGrNG FIGURE 1 is a side view 01' the completed package;
FIGURE 2 is an end view thereof;
l lGURE 3 is a sectional view on a larger scale of one end portion of the package; and
FEGURE 4 is a fragmentary sectional view on a still Hollow conical articles, such as overseal bottle caplarger scale. sules, or hoods, made of thin sheet material such as Tie package illustrated comprises a plurality of simipaper, metal foil or the like, are commonly packed and lar hoods l of thin sheet material, such as are used as shipped in nested stacks. If these stacks are subjected overseal capsules for bottles, each hood being of frustoto axial pressure or shocks, as may happen in transit, conical form, closed at its smaller end and open at its the nested hoods are compressed into one another, so larger end. The hoods are nested loosely to form a that it becomes dificult if not impossible to separate stack, and Within the endrnost hood there may be inserted them. if the length of the stack is shortened by axial an inner support 2, which may be of cardboard, cork compression, empty space will be left in the package conor other suitable material. raining it; this increases the risk that the stack will be The stack of nested hoods is so tightly wrapped in a tossed about in transit, causing the stack to become still sheet of paper 3, coated on the inside with a layer 2 of more compressed and the hoods to jam. If the hoods a rubber latex compound, that the exposed edges of the are lacquered on the surface, the danger of jamming is hoods are embedded in said layer, as indicated in FIGURE increased by the risk that the lacquer may stick the bonds 4. The longitudinal end margins of the Wrapping sheet together if they are pressed tightly against one another. are brought together, inner face to inner face, and pressed For these reasons it is extremely important that nested together so that the latex coatings adhere to one another, conical hoods or" thin sheet material should be kept only thus forming a sleeve with a projecting flap 5. The loosely nested, that is only just in contact with one anwrapping sheet is thus held tightly around the stack of other, or spaced slightly apart. It is known to keep the nested hoods, over the Whole length of the stack, or at nested hoods apart by inserting sheets of waxed paper least the portion which contains all the exposed edges between the hoods, but this is expensive and absorbs of the hood, with the edges of the hoods embedded in much labour. it is also known to shape the hoods with the resilient layer of latex compound, thereby resisting protruding bulge or grooves, which prevent the hoods relative axial movement of the hoods and keeping them when nested from coming into contact over large areas in their original loosely nested condition, either lightly of their surface, but this is not satisfactory either. engaged with one another, or spaced very slightly apart In accordance with the present invention separate from one another. means are provided which in conjunction with a stack 1 claim: or" nested hoods will prevent relative axial movement of i. A package comprising, in combination, a plurality the hoods in the stack and retain the hoods loosely nested of hollow conical hoods made of thin sheet material in spite of the shocks which the stack may receive in loosely nested one Within another to form a stack, and transit. a sheet of pliable material coated on one side with a soft The invention consists broadly in a package compristacky material tightly wrapped about said stack, comi g a plurality of hollow, conical hoods made of thin pletely encircling the same with the coated side facing sleet material, loosely nested one within another to form inwardly, the peripheral rim of each hood biting into said a stack and a sheet of flexible material such as paper soft coating, thereby preventing axial displacement of wrapped tightly around the stack, 50 that its inner surface the hoods in reference one to another and the Wrapped engages the exposed edge of each or the stacked hoods, sheet material. wherein the inner surface of the wrapping sheet is pro- 2. A package comprising, in combination, a plurality vided with a sufiiciently heavy coating of soft, yielding of hollow conical hoods made of thin sheet material material having high-friction, non-slip properties, so that loosely nested one within another to form a stack, and the exposed edges or" the larger open ends of the hoods a substantially rectangular sheet of pliable material coatare embedded in the coating and the stacked hood; are ed on one side with a soft tacky material tightly wrapped restrained against relative axial movement. about said staclr, completely encircling the same, with The coating material on the Wrapping sheet should be the coated side of the sheet facing inwardly, the lengthsuch that it Will not stick to the hoods, so that it Will wise attiacent end portions of said sheet extending outallow easy removal of the Wrapping sheet without damagwardly in adhering engagement with each other to secure in the hoods. in the preferred form of the invention the sheet in position and to form a grip, the peripheral it is further provided that the coating material has the rim of each hood biting into said soft coating, thereby property of sticking firmly to itself. This allows the preventing axial displacement of the hoods in reference wrapping sheet to be held tightly around the stack of one to another and the Wrapped sheet material. nested hoods with ut the need for using str ng, elastic @tto ,lohannes Bruno, The White House, Stoke Parlr, Slough, England Filed May 2t, 1963, Ser. No. 282,030 2 Claims. (6i. seees bands or other securing means. Opposite longitudinal GO Beaming @5953 the Exam-5m:
margins of the sheet wrapped around the stack are brought UNETED ST PATENTS and pressed together coated face to coated face, so as 2,432 975 12/47 jemlings to provide a tight Wrap around the stack h ld together 2575 5 11 51 sonnmfberg 205 5 by the adhesion of the overlapping margins. The ad- 2,796,939 55 Springate 5* hered margins form a projecting flap which provides a (35 convenient hand grip for grasping the package Without FOREIGN PAiENTS risk of damage to the hoods. Suitably, the coating on 615,262 2/61 Canadathe Wrapping sheet consists of a compound containing rubber latex, which possesses all the above mentioned THERON CONDONI' Prmary Exammer' properties. GEORGE O. RALSTON, Examiner.