Molded container

A container, particularly for liquids, consisting of at least two coaxial parts manufactured from synthetic material, wherein each part has a ring which is concentrically connected with the peripheral edge thereof. In the two interconnected parts, both the end edges concerned and the facing edges of...     

Locking means for a deformable plastic container having a top and bottom, such as foamed plastic food containers, which provides a positive closure but which does not interfere with stacking of empty containers, said means comprising on one part (generally the top) a protruding edge or lip which can...     

A container for relatively heavy articles such as folded newspapers including a receptacle defining an article receiving chamber therein with an open mouth thereto, a pair of handles on opposite sides thereof, and reinforcing means in alignment with the handles to prevent the collapse of the receptacle...     

A plastic drum comprising a bottom portion, a generally cylindrical side wall extending upwardly from the bottom portion, and a top portion closing the upper end of the side wall. The top portion has an elongated channel formed therein which extends completely thereacross. A support means is secured...     

A lightweight preformed environment resistant display block adapted to provide a display means of a plurality of like modular display blocks for exhibiting various articles in a number of different display arrangements. A modular display block of integral homogeneous polyhedral hollow form including...     

A cup-shape container of relatively thin plastic material having non-sinuous or non-corrugated body wall provided with reinforcing zones extending at least in part with a directional component adapted to intersect the upper open edge or lip, and having a width substantially less than the remaining wall...     

Molded and or cast cylindrical container of suitable plastic or the like of the standard 55 gallon (U.S.) tight head universal drum outward dimensional appearance that has lifting recesses and yokes provided for handling by trolley, fork lift vehicle or the like, nozzles arranged for total container...     

A cooking vessel and method for its manufacture wherein the cooking vessel has a thick base and a lateral wall thinner than the base whose inner surface is generated by a straight line, except at its ends, with the vessel, including at the base of the lateral wall a large external collar whose outer...     

A lightweight shipping container of thin tough plastic material which consists of a one-piece receptacle having an open mouth bounded by an upwardly facing mouth rim surface with spaced high and low areas each having an inwardly facing abutment surface and a one-piece lid having an outer continuous peripheral...     

This invention concerns plastic lids and pails having improved resistance to leakage upon impact. The lids and pails are fastened together by mating threads molded into each.

A symmetrical container of desired cross-sectional polygon configuration having a floor and a plurality of upstanding side walls, at least one side wall having a flange of predetermined dimensions extending a predetermined distance above the upper end of the one side wall, and at least one other side...     

This invention concerns plastic pails having reinforcement members about their top section. When in combination with plastic lids, these assemblies have increased resistance to deflection from impact forces.

A blow molded synthetic thermoplastic barrel one end wall of which has an eccentric opening surrounded be a ring-shaped mouth which, in turn, is surrounded by an arcuate groove having two open ends. The opening can be closed by a cover whose outer side is then flush with the outer surface of the major...     

A circlet or lift ring is loosely affixed between the annular roll ridges of a conventional polyethylene drum to enable the drum to be secured to a conventional hand truck utilizing the standard hand truck hook. The circlet is formed with a diameter greater than the diameter of the drum, but smaller...     

This invention concerns plastic lids and pails having improved resistance to leakage upon impact. Upstanding elements dissipate impact forces from the assembled pail and lid.

A package for protecting an object enclosed therein from mechanical shock comprising two sections having approximately vertical sidewalls. The sections are molded from a resiliently compressible material in two-part molds, the parting lines of which are located at about the midpoint of the section sidewalls.

A single piece semi-rigid plastic carrier for glass containers is provided with the carrier comprising a planar top panel, which includes gripping means and a plurality of apertures adapted to supportingly receive a plurality of containers for holding same in a multipack assemblage, a generally sinusoidal...     

A container having side walls mounted on a bottom panel for swinging movement between an upright position and an inclined position. Latch members movably mounted near the upper end of each side wall co-operate with the latch members of the adjoining walls normally to retain the latter walls in the upright...     

A composite steel-jacketed plastic barrel comprises a blow-molded inner container of synthetic resin that has external peripheral ribs molded integrally thereon and projecting flanges at its opposite ends. The side wall of the inner container is thinnest adjacent its midsection and progressively increases...     

Plastic stackable crates for transportation and storage of goods, e.g. packages containing fluids and the like, and particularly for milk carton containers, comprising main and bottom portions, the former with front, rear and side walls that are open to the bottom, while the bottom portion is of the...     

A container which has a body portion, a neck portion and a radially outwardly extending flange intermediate and integral with the body and neck portions is blow-molded in a mold which has at least two mold elements one of which is mounted on the other for displacement in the axial direction of the mold....     

A dishwashing apparatus which includes a generally perforate silverware basket for holding silverware during washing, rinsing and drying operations. The basket side and end walls include vertical and diagonal intersecting ribs forming a lattice-work of perforations which promotes natural, gravitational...     

A novel food container for the storage and transport of food, particularly hot food such as pizza. The container comprises an identical upper and lower portion, each portion having a flat, base surface, outwardly extending side walls with a circumferential lip therearound. A locking means is carried...     

The container has four walls and a base plate. The walls join at vertical double-walled corners. The base plate has corrugations running diagonally thereacross, which corrugations are of trapezoidal cross section. Vertical ribs extend between the corrugations on the underside of the base plate. Along...     

The specification discloses a removable paint can accessory for mounting on the rim of a paint can. An annular ring is dimensioned to cover the rim channel of a conventional paint can. A pouring spout integral with the ring extends radially therefrom. The spout includes a substantially planar surface...     

A storage vault is disclosed herein having an integral container including opposite sides, opposite ends and an inter-connecting top and bottom. A central column is integrally joined at its opposite ends to the top and bottom respectively and an encircling rib integrally forms with the opposite sides...     

A lightweight collapsible shipping container is provided having a unitary molded construction in which a bottom panel is hingedly joined to four peripheral side panels and a top panel is hingedly joined to one of said side panels in a manner to provide an essentially co-planar and stackable association...     

An open container which is nestable with an underlying similar container and which is provided with wedge members and one or more locking members. Each locking member on the overlying container, in response to a relative rotation of the two nested containers, will engage and ride upon a guide surface...     

A protective carrier for fragile containers which includes a domed lid which snap-fits onto a ribbed, generally cylindrical carrier body, a ribbed, flattened bottom, and an interlocking handle, and method of manufacture.

A thin-walled, one-piece plastic tank for subterranean storage and transmission of sewage or other materials. The tank comprises a bottom wall, an arched top wall and opposed end walls. The top wall is substantially semi-circular in cross-section with a plurality of corrugations therearound. Along the...     

A drum capable of being molded in 55 gallon size from high density, cross-linked polyethylene. The drum body or shell has substantially cylindrical walls closed at both ends, respectively, by top and bottom end pieces or heads integral with the sidewalls. The drum includes an integrally molded hollow...     

A resealable, cylindrical plastic container assembly formed from high density thermoplastic includes a novel rim and lid interlock construction which provides an improved rim-to-lid seal. The container includes a plurality of circumferential and longitudinal reinforcement ribs adjacent the rim which...     

A tank including a bottom portion, sidewall portions and endwall portions forming a unitary structure with a top opening, a plurality of support sections spaced about the periphery of the structure, the support sections including buttress sections extending from the bottom portion upwardly toward and...     

A large light-weight bottle made of plastic of the type used on water dispensers instead of the heavy glass bottle. Each bottle is made of rectangular or square transverse cross-section with spaced reinforcing ribs or bands extending therearound. On opposed flat faces or sides, each bottle is provided,...     

A resealable, cylindrical plastic container assembly formed from high density thermoplastic includes a rim and lid interlock construction which provides an improved rim-to-lid seal. The container includes a plurality of circumferential and longitudinal reinforcement ribs adjacent the rim which are inset...     

A corrugated, thin walled plastic tank is ideally suited for subterranean storage and transmission of sewage and other materials. The tank has a bottom wall which terminates in a peripheral edge disposed in a horizontal plane. A corrugated, peripheral wall extends upward from the peripheral edge to an...     

An anti-theft packaging device is disclosed, according to the teachings of the present invention as including a generally closed enclosure having an open side allowing insertion of the article to be packaged such as a recording tape. The preferred embodiment of the present invention then further includes...     

A lightweight plastic container having improved strength and rigidity characteristics for a given amount of plastic material is provided. The container is of one-piece thin-walled construction having four generally flat sidewalls interconnected by curved corner portions and having a bottom portion interconnected...     

A step-wall nestable cup provided with off-set thin sidewall portions which overlap to define an annular intermediate thickened wall portion which strengthens the cup while permitting the use of relatively thinner wall portions thereabove and therebelow. The use of off-set overlapping thin wall sidewall...     

A straight sided injection molded plastic container and lid combination wherein the cylindrical sidewall of the container exhibits a neck section of reduced interior diameter and structure in said neck section for reinforcement thereof in a direction parallel to the longitudinal axis of the container.

A magnetic tape cassette has an outer peripheral rib for partitioning a part of a bottom plate, said rib being formed near the head receiving portion of an upper half casing wherein the inside portion of said bottom plate defined by said outer peripheral rib is tapered to have the thickness of said outer...     

Containers, particlarly for food material such as margarine, are provided with fillets between the wall of the cup portion and the pedestal base portion to resist lidding forces. The containers are especially made from plastic film by thermoforming.

A container comprises an open-mouthed receptacle and a lid. The receptacle has side walls and a base, and is formed with an outwardling-extending rim which surrounds the open mouth of the receptacle. The receptacle is formed by vacuum moulding a sheet of plastics material whose external dimensions correspond...     

An integrally-formed plastic basket, moldable in a two-piece injection mold, combines light weight, strength, and large carrying capacity. Thin side walls with a draft no greater than 3.degree. are formed with overlapping cross-members. Between a pair of unslotted, substantially planar cross-members...     

A plastic bobbin consisting of a hollow cone defined by a thin-walled sheath includes an inner skeletal frame of longitudinally-spaced circumferential ribs and radially-spaced longitudinal ribs defining an inner support surface for a mandrel with a sheath having segments of varying wall thickness and...     

A molded plastic crate for transporting and storing five-gallon water bottles having differing external configurations has the general form of an open-ended square box with reinforced internal corner struts nested within each of the four box corners adjacent a centrally apertured box bottom. Exterior...     

A combination solar collector, thermal storage and heating module for mounting in a building framework comprising a hollow panel member for receiving a thermal storage mass, including an outer wall and an inner wall; opposed pairs of sidewalls and end walls sealed to the inner and outer walls for connecting...     

A plastic cap has a tearable outer skirt depending from a top disc, the interior of the skirt having means engaging with cooperating means on a container neck to hold the cap in place until the lower portion of the skirt is torn. To prevent dishonest persons from defeating the tamper resistant character...     

A unitary molded citrus crate ideally suited for the storage and transport of citrus is disclosed. The citrus crate is specifically configured to provide a combination of flat and convex surfaces in the internal fruit holding portion to prevent damage to the fruit therein to the maximum extent possible....     

A vault for secure underground storage of valuables, comprising a one-piece molded container of a non-magnetic material and a removable lid for the container which, when in place on the container, prevents entry of moisture thereinto. An integral flange projecting outwardly from the container around...     

A molded thin-walled hollow, stackable plastic product, having an open top, a closed bottom and side walls; wherein the side walls include a series of circumferential sections joined by circumferential strips, with the upper of two adjacent wall sections having a greater diameter than the lower adjacent...     

An assembly tray is injection molded with an open bottom to provide access to articles supported by the tray during manufacturing. Gear teeth are included on the bottom of the tray in the shape of a timing belt for indexing the tray during manufacturing. Stacking ledges are provided in the rim on top...     

A stackable and nestable beverage case is provided. A rib structure to afford rigidity and durability, tapered sides to facilitate removal of containers from the case and tapered surfaces to provide secure nesting of cases are provided.

A fluid container has a housing arranged in a box-like fashion with two square side walls, each having four edges and four corners, two top walls adjoining one another at a corner and extending between adjacent corresponding edges of the sidewalls, and two bottom walls adjoining one another at an opposite...     

A thin-walled plastic bottle has hand-grip indentations each of which are formed by a pair of vertical surfaces unitarily joined together along a common edge and inclined with respect to each other at an obtuse angle, generally greater than about 145.degree.. A plurality of horizontal reinforcing ribs...     

A beverage case is provided with two longitudinal and two lateral sides formed with enlarged central openings that will not serve to contain or confine articles smaller then milk cartons or beverage bottles. Further, the beverage case of the invention is provided with a reinforcing rib structure to react...     

An integral double wall hopper adapted for use in the manufacturing of pharmaceutical tablets comprises an outer shell which forms outer walls, four legs and two runners, and an inner shell which forms inner walls, and has a frustoconical lower portion with a discharge opening molded in the bottom of...     

A blow molded container which is formed of a polyester resin which has formation and shape characteristics wherein it may be hot filled with a liquid at a temperature on the order of 180.degree.-185.degree. F. with a maximum volumetric shrinkage of no greater than 1 percent. The container is formed from...     

A display container for amusement games being made of a clear plastic, cylindrical in shape with hemispherical ends, a circumferential, longitudinal flange and a plurality of horizontal circumferentially, inwardly-depending ribs for frictional engagement to secure the container in the closed position,...     

The present invention relates to a food packaging cover for use with a compatible tray. The cover includes a top section, a wall section, a shoulder section interconnecting the top section and the wall section and a bottom peripheral edge formation designed to lockably engage the tray. The wall section...     

A pressure resistant bottle-shaped container having a body including panels surrounded by outer sheaths, characterized in that each panel has stress absorbing strips comprising vertexes recessed from the outer surface of the panel toward the interior of the container and bending lines formed in V shape...     

An enclosure having a self-supporting side wall formed of a plurality of laterally spaced ribs with non-self-supporting thin weebs therebetween whereby the ribs and webs cooperate one with the other to provide an enclosure having shape-retaining characteristics. A bottom wall is provided constituting...     

The invention relates to a bunged vessel of thermoplastic synthetic material having bungs arranged in the head end area. At least one of the bungs is arranged laterally outwardly of the center of the head end with the interior wall surface thereof generally flush with the interior wall surface of the...     

An all purpose crate for transporting and storing a variety of objects. The crate consists of two longitudinal sides, two lateral sides, a bottom surface, an array of attachment holes and a detailed rib structure and is provided with at least one insert divider with pins that insert into the attachment...     

A blow-molding method and its apparatus and a molded drum thereby are improved in that: a lower mold is divided into two pieces, i.e., a split-type mold having a ring-like configuration and a lower mold itself, so that the molding operation of a chime of the molded drum is facilitated.

A speaker box for housing a radio speaker unit and intended for mounting within a vehicle door is formed of plastic by a monobloc molding method such as blow molding thus providing a seamless speaker box that is free from air leakage. The speaker box has an irregular configuration matching a space within...     

A culture vessel for improving culture or cell yield of anchored cell or suspension cultures has a fluted body wall to provide the vessel with internal ribbing. The internal ribbing of the vessel increases the surface area available for anchorage-competent cell growth and also enhances the agitation...     

A fluid container has a housing arranged in a box-like fashion with two square side walls, each having four edges and four corners, two top walls adjoining one another at a corner and extending between adjacent corresponding edges of the sidewalls, and two bottom walls adjoining one another at an opposite...     

A septic tank is formed from a plurality of tank modules each of which comprises a substantially closed container. Each tank module is bolted to a next adjacent tank module at a flat end wall thereof with the bolts being of large diameter and in some cases including a central longitudinally extending...     

A videocassette case which has traylike upper and lower sections connected by a living hinge along one side of the case, components at the opposite sides thereof and integral with the upper and lower case sections for latching them together, bosses extending upwardly from the bottom wall of the lower...     

A portable box comprises a box body including a bottom and a circumferential, upright wall defining at its upper rim an opening, a cover closing the opening as well as a handle means in form of a preferably hoop-shap=ed handle. The handle is pivotally hinged relative to the box body and the cover, a...     

A two-part drum includes a blow molded self supporting plastic liner with circumferential reinforcing grooves, and a shell. The shell and the liner have matching cross-sections defined by curved sidewalls and curved sections cooperating to form a nominally rectangular or square cross-section.

A display container includes a receptacle housing defining an enclosure therein, the receptacle housing including a front wall, rear wall, side walls and a bottom wall, the receptacle housing including an upper opening through which articles can be deposited into and removed from the enclosure; the front...     

Vessel of thermoplastic material having a rolling ring projecting from the shell of the vessel near the bottom of the vessel, which ring has the approximate cross-sectional shape of the trapezoid whose narrowest point is located at the bottom of the groove of the ring and whose axial end face ends in...     

Bunged vessel having solid carriage and transport rings formed in one piece with the shell of the vessel near the head surfaces of the vessel, wherein the horizontal lower edge of the ring and the vertical inner wall of the ring form the bearing surfaces for the vessel lifter. Each carriage and transport...     

A dobule-walled plastic box 20 is molded from a single parison 50 in an unlimited depth by closing the bottom of parison 50 and draping it downwardly over a core 60 so that a leading part of the parison forms an inside wall of the box and a following part of the parison forms an outside wall of the box....     

A plastic can, having a cylindrical sidewall with circumferential beads and a flange at each end is disclosed. The material of construction preferably includes a structural layer and a barrier layer; the thickness and dimensions of the wall permit lidding with metal lids and retorting of the filled can...     

A water tumbler or the like having a smooth interior and ribs on the exterior, the ribs extending in spaced relation from top to bottom of the tumbler and being deeper at a central area vertically of the tumbler to disperse heat or cold from the surface of the outside of the tumbler.

A tank for use with a portable sprayer. The tank is made of plastic and is elliptical in shape to provide increased strength for the tank when pressurized. The elliptical configuration also makes less visible the harmless distortions which tend to occur in plastic tanks when pressurized.

A blow molded storage container which is at least 20 inches wide and thirty inches long. The container is blown through an end wall with at least two blow bins. Also the rear section of the door rim is at least twice the width of the front section.

A lightweight plastic jar having outwardly convex front end and back walls, each having a relatively large radius of curvature, and a pair of side walls having relatively large planar portions capable of controlled inward deflection to accommodate decreases in the interior volume of the jar. The jar...     

A polyethylene shipping drum especially suited for shipping hazardous materials is disclosed. The drum comprises a molded container and closure which are threadably connected to each other to form a seal therebetween. A thread lock is provided for the threaded connection between the container and closure....     

A multi-layer co-extrusion blow molded plastic container adapted to be filled with a heat-sensitive nutrient and then retorted at relatively high temperatures to sterilize the contents thereof, the contents being agitated by rotating the container while it is being retorted and certain of the side walls...     

A blow molded box having (1) corner structures including hollow post-like supports against an outer polymeric sheet defining the corner, which supports are formed in inner polymeric sheets defining the inner surfaces of the intersecting walls at the corner; (2) dust resistant hinge that has central parts...     

A five or six gallon blow molded plastic water bottle has a regular hexagonal cross-section. The bottle is preferably made of polycarbonate and has a wall thickness of between 0.040 and 0.060 inch. An integral protrusion is formed on one face of the bottle and a depression is formed in a second diametrically...     

A mixing bowl of generally arcuate configuration and including laterally spaced stabilizing ribs extending along the outer surface thereof between the base and a mouth-defining rim. The ribs, upon an inclination of the bowl, continuously define a laterally extending support plane. The interior of the...     

A bulk container comprises a base and sidewalls and the base includes openings for the times of a forklift truck. Each opening has edge portions which slope up to the sidewalls to form an entrance. Such entrance includes a vertical height being greater than the rest of the opening below the base and...     

The invention provides commercial-size refuse containers preferably formed from a thermoplastic polymer. In front loading versions, the container includes metal lifting sleeves fastened horizontally on the exterior of each side wall and there is a portion of each side wall above the lifting sleeve which...     

A crate for the storage and transport of a water bottle is provided, which includes two pairs of opposed side walls joined at their adjoining longitudinal edges to define a square box, a back wall, joined to rear widthwise edges of the side walls, closing one end of the box, at least one of said side...     

Method and apparatus are provided for forming a collapsed and folded thin-walled container. In collapsed and folded form, the container has first and second folded portions concentrically adjacent one another in generally surrounding relationship to tapered shoulder and reduced diameter neck portions...     

An improved open-top container which is reinforced by ribs which wrap around the container side walls to supply reinforcement in both the axial and radial directions, while also providing for nesting into a similar container for improved transport and durability.

A survival container kit adapted for deployment in water to hold items for human survival and provide buoyant support, has strap means extending from end portions for engagement about a person, and a tubular container having an access opening intermediate its ends for access to items therein such as...     

A food product container comprising upstanding front and back walls, a pair of upstanding side walls, a generally horizontal bottom and an upper mouth portion having a shoulder area sloping downwardly therefrom, wherein the front and back walls have recesses therein which are configured to cooperate...     

A containment tank assembly for the safe storage of liquids wherein an enclosed storage tank is positioned within an open-top containment tank. A space is provided between the adjacent side walls of the storage and containment tanks for receiving any leakage from the storage tank, and a roof extends...     

A container for liquids is disclosed. Overall, the container has a recessed portion extending across the top and a hollow handle overlying it. There is a raised hollow neck section, a raised hollow rear portion, and a handle that is integral, and in fluid connection, with both. The raised hollow neck...     

A squeezable container with a paneled side wall which resists permanent deformation or denting when squeezed, and which preferably can be hot-filled. The container can be made substantially thinner than known hot-fill containers and includes a stepped vacuum panel profile for greater flexibility and...     

An injection molded container having a generally circular bottom panel, a side wall extending from the bottom panel, and lid receiving lip structure extending about the projecting wall end defining a container end opening opposite the bottom panel. The side wall extends about a central axis through the...     

The meter box has an inside wall defining a cavity and having upper and lower ends, with upper and lower openings respectively leading to the cavity whereby the cavity may receive a meter by way of the lower opening. An outside wall having upper and lower ends is spaced from and surrounds the inside...     

A plastic blow molded containr and lid combination wherein the double-walled lid is screwed to the top of the container and a parallel pair of horizontal recesses are provided on opposite sides of the container wall for receiving forks of a forklift for lifting and otherwise manipulating the container...     

A bulk shipping and storage container for liquids or dry powders comprising a rigid, round, plastic vessel, molded in one piece, and a lid for the vessel. Preferably, these parts are molded of poly(dicyclopentadiene), using the reaction injection molding (RIM) process. The lateral wall of the vessel...