Abstract: A closure is used for selectively closing an opening of a container, the container including a tubular collar defining an opening and surrounded at the opening by an annular collar flange. An embossment includes a tubular collar retainer having an outer diameter slightly less than an inner diameter of the container collar and defining a through passage. A cap is threaded into the through passage to close the same. An annular retainer flange extends outwardly from an outer wall of the collar retainer and is seated on the collar flange incident to the retainer being inserted in the container collar. The retainer flange is secured to the collar flange by vibration welding so that the cap closes the container opening.

Abstract: A container with a plug is described, with at least one plug hole, sealable n a liquid-tight manner by means of the plug. The container with plug is characterized by the plug hole surrounded by a collar made from the material of the container, the collar having at least one locking element to secure the plug, and having a sealing surface provided thereon, between which surface and the plug a sealing element for sealing the plug hole tightly is insertable.

Abstract: A container for a solar heater includes two barrels received in a housing for containing liquid and a sealing material filled between the barrels and the housing so as to seal the barrel. A pair of couplers are oppositely engaged in the upper portion of the barrel, and a connector is connected between the barrels. The barrels are coupled together by clamping rings.

Abstract: A tank assembly stores hydraulic oil in a system for actuating hydraulically operated cylinders, specifically on Class VI, VII and VIII trucks. A pump draws the fluid from the tank to force the hydraulic cylinder to an upright position. When the pump valve is shifted to the down position, the hydraulic fluid is returned to the storage tank at a reduced velocity without the reduction of the rate of flow in gallons per minute below the rated pump capacity, thus preventing the aeration of the fluid.

Abstract: A one-piece plastic drum is formed with a top, bottom and sidewall. The top is profiled to form a sump around an access opening so that when the drum is turned upside down, all the liquids are dispensed from the drum.

Abstract: A trash receptacle including a vent means mounted in the bottom therefore for eliminating the formation of a vacuum when a filled flexible trash bag liner is removed from the receptacle. The air vent holes are placed superiorly in a central vertical stalk. The base has one or more air channels that allow air ingress and egress from the outside atmosphere to the raised central stalk area. The central vertical vent stalk has a dome shaped roof with an overhang to channel spilled liquids away from the air vent holes onto a sloping floor which in turn diverts the liquid to the outer corners of the inner receptacle base.

Abstract: A filling and discharge bunghole bunghole (9) and an aerating and venting bunghole (10) are arranged in protected fashion in depressions (11, 12) of the lid portion (4) of the bunghole barrel. The stacking surface (8) of the lid portion (4) passes over into two webs (17, 18) extending in the circumferential direction and encompassing the bottom surface of the depression (11) for the filling and discharge bunghole (9), these webs running with a slight slope from the stacking surface (8) toward the bottom surface of the depression (11) and forming, in the slightly tilted upended position (1') of the bunghole barrel, drainage channels (21, 22) for the residual fluid (24) collecting on the inside (27) of the lid portion (4) and flowing off through the bunghole opening (15) of the filling and discharge bunghole (9).

Abstract: A widemouthed, open topped steel drum of conical shape, having a large filling and emptying opening capable of being closed, in liquid-tight condition, by means of a lid and a tension ring. The sidewall of the drum has an encircling bead which, upon nesting of two empty drums, rests on the top edge of the drum beneath. The bottom of the drum has at least one closeable bunghole through which the upper drum can be engaged to remove it from the lower drum of a stacked pair.

Abstract: A drum pump adapter which provides for the return of spilled fluid to the drum interior. The drum pump adapter includes a hollow body having a substantially cylindrical interior with an inlet and an outlet opening. The lower portion of the body is provided with a threaded exterior adjacent the inlet opening. An upper portion of the body is provided with a threaded interior adjacent the outlet opening with an inner diameter substantially equal to the lower portion's outer diameter. At least one fluid return hole is positioned between the upper portion's threaded interior and the lower portion's threaded exterior and extends through the body into the body's interior.

Abstract: A chemical spray tank comprising a bottom wall, front wall, back wall, opposite side walls and a top wall. The top wall of the tank is provided with a fill opening defined by a vertically disposed annular wall member adapted to receive a lid, or cover. An annular channel, or recessed area, extends around the annular wall member and has a bottom wall which is disposed between the upper and lower ends of the annular wall member. The bottom wall of the annular recessed area has one or more closable openings formed therein, so that chemical collected therein may be drained into the interior of the tank to prevent the chemical from flowing on to the ground, which would result in a chemical spill required to be reported.

Abstract: A plastic tank fitting having a circular flange portion molded integrally with the exterior surface of the plastic tank side wall adjacent to the tank bottom wall, and concentric with a drain opening in the tank side wall. Approximately 240.degree. of the upper portion of the flange is flush with the tank side wall, while approximately 120.degree. of the lower portion of the flange extends downwardly from the tank side wall adjacent the tank bottom wall. A flange and associated pipe fitting are bolted to the molded circular flange portion.

Abstract: A method for forming a threaded dispensing opening for a cylindrical drum container having a generally flat circular closed bottom, a generally flat circular closed top, and a cylindrical side wall comprising the steps of forming an aperture in the drum top and drawing the drum metal adjacent the aperture upwardly to define an upwardly extending annular shoulder. The shoulder is then compressed downwardly to thicken the shoulder and a female threaded portion is formed on the inside of the annular shoulder which is receptive of a threaded closure member.

Abstract: An improved drum draining apparatus is provided through forming a lowered sump in the bottom panel of the drum opposite the bunghole and forming a channel along the inside wall of the drum which connects the sump to the bunghole. When the drum is nearly empty, the remaining fluid inside the drum can be drained by tilting the drum from a vertical position over onto the side where the channel is located.

Abstract: An apparatus for the storage and transport of used and unused beverage containers is provided, wherein a matrix of tubular housings are arranged in a plurality of rows, including a central web directed orthogonally and medially of the tubes to secure the tubes together, with the web including a handle at a forwardmost end thereof. The web includes a rear projection, wherein the rear projection includes a plurality of tether lines, with the tether lines fixedly mounting lid members at equal spacings therealong for securement removably to upper terminal end portions of each tube. Lower portions of each tube include bottom lids, wherein the bottom lids are provided for containment of the beverage containers therewithin.

Abstract: A composite container comprises lateral walls composed of laminar composite material sealed along at least one seam to produce a cylindrical or polyhedral body, a conical top member composed of plastic material joined to the lateral walls by adhesive means, and a bottom member of any suitable construction. Particular embodiments include containers for toxic chemical snad petroleum products.

Abstract: A barrel of thermoplastic material has at least one connecting portion having an emptying opening and arranged in a trough-like depression in the upper end part of the barrel. In the region of the connecting portion the barrel has at least one inclined surface which extends between the upper end part of the barrel and the side wall of the barrel. The inclined surface is of such a configuration that in a barrel emptying position the emptying opening forms the lowest part of the interior of the barrel to permit at least almost complete emptying of the barrel.

Abstract: A table receptacle is for use in a restaurant or banquet hall. The receptacle has a dish body and a refuse retention cap. The retention cap adjoins the dish body and is separable from it. An opening in the cap extends over an area that is less than a parallel area over which the cap extends. Paper refuse from unwrapped packages containing complements to a meal may be pushed through the opening into an interior of the receptacle and retained therein by the retention cap. The receptacle with its refuse contents may be disposed of as a unit.

Abstract: A method for forming a threaded dispensing opening for a cylindrical drum container having a generally flat circular closed bottom, a generally flat circular closed top, and a cylindrical side wall comprising the steps of forming an aperture in the drum top and drawing the drum metal adjacent the aperture upwardly to define an upwardly extending annular shoulder. The shoulder is then compressed downwardly to thicken the shoulder and a female threaded portion is formed on the inside of the annular shoulder which is receptive of a threaded closure member.