Abstract: A one piece container end member of metallic sheet material having an exterior rim portion for mounting on an open ended container member; a central wall portion surrounded by the exterior rim portion and extending generally radially inwardly relative thereto for closing the open end of the container body member; an integral inwardly severable and displaceable tab portion in the central wall portion extending generally radially inwardly from the exterior rim portion; the tab portion being hingedly integrally connected to the central wall portion by a generally arcuately extending hinge portion; the tab portion being defined by at least one continuous score groove extending from arcuately spaced points adjacent the interior rim portion on opposite sides of the hinge portion generally radially inwardly therefrom toward the central axis of the container end member with intermediate score groove portions extending along substantially straight lines and being connected adjacent the central axis by a curved interme

Abstract: Apparatus and methods for testing printed metallic can body members for defects by the use of light involving gravity infeed apparatus for locating can body members in separate pockets on a continuously rotating transfer wheel, seating apparatus for seating the can body members in the pockets, testing the exterior surface of the can body member for the presence of printed ink thereon, axially displaceable can body member support apparatus for axial displacement of the can body members relative to the pockets and the transfer wheel to locate a flange portion in sealed association with a resilient deflectable sealing member, application of vacuum to the bottom of the can body member to hold the can body member on the support apparatus until release of the vacuum, application of pressure to and pressurization of the sealing member and the inside of the can body member; location of the pressurized can body member in a zone of florescent light, location of the can body member relative to light detecting apparatus

Abstract: Apparatus and methods for simultaneously necking and flanging an unformed end portion next adjacent a rim portion of a cylindrical side wall portion of a sheet metal can body member to form a curved necked-in wall portion in the unformed end portion next adjacent and connected to the side wall portion and to form a radially and axially outwardly extending flange portion between the formed curved necked-in portion and the rim portion comprising:Means for rotatably supporting the can body member during the necking and flanging operation;Outer forming means mounted without the can body member in radially outwardly spaced relationship to and in axial alignment with the unformed end portion and having a curved annular outer forming surface extending therearound for engaging the outer peripheral surface of the unformed end portion to form the curved necked-in portion;Inner forming means mounted within the can body member in radially inwardly spaced relationship to and in axial alignment with the unformed end portio

Abstract: A method and apparatus for measuring times for leading and trailing curtains of a camera shutter apparatus to traverse a focal plane aperture, an exposure time determined by the initial width between the two curtains, a photoflash delay time measured between the time the leading curtain begins the traverse and the time a photoflash apparatus is energized, and a change in exposure time between the beginning and the end of the traverse of the curtains. The invention may also measure certain bladed type shutter apparatus performance time characteristics. The invention involves a display means for displaying the times measured and a selection means for selecting among the various times measured for display.

Abstract: An apparatus for transporting and stacking, by use of a support device of a lift truck, an array of containers in a predetermined stacked configuration, comprising a pallet member made of one piece of relatively thin plastic sheet material having flap portions permanently formed in an upwardly outwardly extending position, and a divider member made of one piece of relatively thin plastic sheet material having flap portions in a downwardly extending position, the flap portions of the pallet member and of the divider member providing protection for the containers and defining an outwardly diverging slot providing access for insertion of the support device of the lift truck.

Abstract: A metallic container having an outwardly flexible bottom wall adapted to flex to an outwardly generally convex position under pressure from within the container is provided with integral tripod-type support structure for the container in the bottom wall comprising an inwardly concave center portion of compound curvature having a generally equilateral triangular shaped bottom wall area extending generally radially outwardly therefrom and providing three equilaterally spaced support areas in the outwardly flexed convex position.

Abstract: This vas cautery apparatus includes a bipolar needle electrode, a pencil hand control, and a cautery electronic circuit. The bipolar needle electrode comprises a unitary center conductor and tip and the center conductor may be effectively insulated from an outer conductor by an insulating tubing. A relatively easily manipulated electrical connector joins the bipolar needle electrode to the pencil hand control. An output waveform from the cautery electronic circuit has an alternating potential characteristic during periods of the waveform.

Abstract: A method and system for use with rotary vacuum filters having a plurality of circumferentially spaced filter segments, for selectively applying blower air to the filter segments at predetermined rotational positions at which relatively unrestricted openings to the valve ports are provided to thereby blow the filter segments, and for bypassing the stream of blower air to the atmosphere when the filter segments are not blown. The apparatus for practicing the invention may also include a blow-back trap for trapping excessive amounts of residual blow-back filtrate during blowing of the filter segments.

Abstract: Used oil and water emulsion coolant recovered from can bodies in a can manufacturing process is processed to form reconstituted emulsion coolant by washing emulsion coolant adhering to can bodies off of the cans with an aqueous solution having a pH less than about 2.

Abstract: Respiration of sucrose to carbon dioxide and water is reduced and the formation of invert sugar is inhibited in the storage of sugar beets which have had an effective amount of ethylene introduced into the ground near the roots of the growing plants.

Abstract: A method and apparatus for separating a generally rectangular array of containers into a single file line of similarly oriented single file containers. The array is comprised of a plurality of rectangular containers, some having transverse orientations and some having longitudinal orientations. The method of the invention includes advancing all the containers of the array into a number of lines of advancing containers, turning the containers with transverse orientations to longitudinal orientations, and converging the various transversely spaced and longitudinally oriented containers into a single file line of longitudinally oriented containers. The apparatus for practicing the invention may include a number of successive conveyor stations each having various conveyor means such as belts or rollers which sequentially advance the containers generally in a longitudinal path of movement.

Abstract: Sugar is continuously crystallized from a sugar bearing solution in a single stage vacuum pan by a method and apparatus comprising means for and the steps of continuously supplying a sugar bearing solution of a constant, desired purity to the vacuum pan by combining a relatively low purity sugar bearing solution flow stream with a relatively high purity sugar bearing solution flow stream while regulating the ratio of relatively low to relatively high purity sugar bearing solution in the combined flow stream, continuously supplying sugar seed crystals having a relatively uniform crystal size distribution to the vacuum pan, continuously boiling at least a portion of the sugar bearing solution and sugar seed crystals in the vaccum pan to form a boiling massecuite, and continuously removing at least a portion of the massecuite from the vacuum pan.

Abstract: There is herein disclosed an air gun having a breech block assembly, including a plurality of mating molded plastic members defining a guideway for a pivotally mounted projectile transfer member, movable during cocking of the gun from a firing position holding a projectile in alignment with the gun barrel to a loading position to receive another projectile and back to the firing position, with sealing means being provided to effect sealing engagement between the projectile transfer member and the molded plastic members of the breech block assembly in the firing position whereat the projectile is transferred from the projectile transfer member to a firing chamber provided in one of the molded plastic members by air pressure at the beginning of a firing cycle and held in the firing chamber in sealing engagement therewithin during an intermediate portion of the firing cycle and then discharged from the firing chamber through the gun barrel upon application of predetermined high pressure air toward the end of the

Abstract: A method and apparatus for forming individual containers from a length of an unexpanded continuous tube of expandable net-like material having an open end portion and a length several times longer than the length of the individual containers to be formed therefrom wherein a working length of the unexpanded continuous material is expandably opened by expansion means defining a container forming cavity; a container forming length portion of the continuous material, including the open end portion which is closed, is turned inside-out by placing goods to be packaged in the container forming cavity to cause the container forming portion to be located and expanded in the cavity with the closed end at the bottom of the cavity; and the end of the container forming portion containing the goods opposite the closed end is then severed from the continuous tube of material to form a separate individual package of goods.

Abstract: A method of continuous precipitation of insoluble solids formed by the reaction of a liquid solution and a reactant by hydrodynamic agitation of the solution and the reactant in a continuous hydrodynamic precipitation apparatus.

Abstract: A one piece container end member of metallic sheet material having an exterior rim portion for mounting on an open ended container body member; an interior rim portion axially and radially inwardly offset relative to the exterior rim portion; an axially outwardly domed central wall portion surrounded by the interior rim portion and extending generally radially inwardly relative thereto for closing the open end of the container body member; an integral inwardly severable and displaceable tab portion in the central wall portion extending generally radially inwardly from the interior rim portion; the tab portion being hingedly integrally connected at the interior rim portion by a generally arcuately extending hinge portion; the tab portion being defined by at least one continuous score groove extending from arcuately spaced points adjacent the interior rim portion on opposite sides of the hinge portion generally radially inwardly therefrom toward the central axis of the container end member with intermediate sco

Abstract: An automatic control is disclosed to keep rotary vacuum filter slurry feed below an upper overflow level and above a lower prime level in a continuous operation in closed circuit with at least one rotary separation stage comprising the slurry feed supply and into which excess filtrate is returned to maintain a predetermined slurry level at filtration. An operator regulates speed of separator rotation in accordance with measurement of level to provide selected speed of rotation for longest dry time for lowest cake moisture.

Abstract: Disc filter assembly in which a plurality of filter discs are mounted on common shaft for rotation to selectively dispose disc surfaces under vacuum in a confined body of slurry through a portion of said rotation and to discharge formed cake from said surfaces by "blow" action through another portion of rotation. Each disc has plurality of sectors in sequential arrangement circumferentially of shaft mounted on a hollow center shaft and communicating with passage-defining means controlled by a valve at the end of the shaft. A connector having a curved passage establishes communication between a disc sector and the passage-defining means which it connects by externally applied welding.

Abstract: A wrapper of plastic material for wrapping produce such as lettuce having a central expandable slit pattern with uniformly spaced rows of uniformly shaped and spaced slits of step shape comprising first and second elongated slit portions extending parallel to the longitudinal direction of the slit pattern and offset from one another both in the longitudinal and transverse directions of the slit pattern and a third short length slit portion extending transversely to the longitudinal direction of the slit pattern and interconnecting adjacent ends of the first and second elongated slit portions.

Abstract: There is herein disclosed oil and insecticide dispensing apparatus for livestock comprising a one-piece plastic valve housing frictionally retained in a mounting wall with an outlet opening in a rounded end wall cooperably receiving a one-piece plastic spring biased valve plunger movable by animal contact between a closed position and an open position relative to the outlet opening and sealed within the housing of an O-ring made of fluorocarbon plastic material.