Abstract: An apparatus for discharging to the atmosphere, combustion gases containing sulphur trioxide, means are provided for injecting into the stream, prior to venting to the atmosphere, a selected quantity of diluting gas. The diluting gas and sulphur containing combustion gases are turbulently mixed to provide dilution of the sulphur trioxide in the combined effluent from the stack. In one embodiment, the diluting gases are injected through a pipe positioned axially in the stack, below the top. A column of diluting gas is injected at high velocity into the upwardly moving combustion gases to entrain, mix with, and dilute the sulphur trioxide in the combination gases prior to escape from the stack to the atmosphere. In an improved embodiment, an annular plenum is constructed around the stack at a point upstream of the top of the stack, and a plurality of pipes are directed inwardly radially and upwardly through the wall of the stack.

Abstract: A drip coffeemaker basket and filter assembly is provided comprising a cup-shaped basket supporting a matching water permeable filter and the basket is generally funnel-shaped with a substantially flat bottom wall of spaced supporting means defining a fixed opening water passage where the supporting means may be spaced radiating ribs. A second adjacent and larger cross-section supporting shelf is spaced above the bottom wall and supports the filter thereon. A convex curved surface connects the shelf and the supporting means whereby the filter seals on the convex surface inversely to the coffee quantity in the filter and automatically varies the effect of filtering area directly with the coffee quantity in the filter providing a single molded unit with non-movable or replaceable parts that automatically adjusts itself for larger and smaller quantities for the correct brew.

Abstract: Disclosed herein is an apparatus for cooking which enjoys the duality of not only accommodating conventional cooking, but also provides a specific apparatus for the efficient cooking and preparation of various kinds of conventional and exotic pop corn recipes. When used in conventional cooking, the apparatus without the translucent lid according to the present invention corresponds to conventional cookware, but for the cooking of pop corn, the apparatus provides a translucent cover portion, insulating means between this cover and the lower pan portion, and an air gap disposed therebetween. The stirring attachment is suitably formed to not only stir the pop corn while it is being cooked, but also features a removable handle in which a forked extremity of a portion of the stirring attachment serves to provide a nesting area to remove the hot stirrer from the lid.

Abstract: A hard-boiled egg peeler, including a cylindrical housing defining sidewall openings through which prongs extend. The prongs are anchored at their outermost extent and protrude inwardly to a point proximate the center of the housing, terminating thereat in hook-like end portions. The prongs have a sufficient width and are in sufficient number to substantially retain the peeled egg shell after a hard-boiled egg is pushed through the cylinder, past the prongs and with its shell removed by the hook-like portions. Resilient material is placed between each prong and the inner sidewall of the housing to provide additional resilience to the prongs.

Abstract: A baler for car bodies using a simultaneous compression and cutting of the car body to produce in a working chamber of the baler a partly compressed bale which is then reduced to final dimensions in the working chamber by further compression stages.

Abstract: A fixed data printer is associated with a variable transaction data printer to print a customer receipt and includes a pivoted tape guide member having a tear-off edge by which the tape is severed after passing through the transaction data printer. When the tape is severed over the tear-off edge, a platen section on the guide member presses the tape against a printing member having type thereon representing fixed data, such as a store name, advertising material, etc. to transfer an impression of such fixed data to the tape.

Abstract: A self-inking hand stamp incorporating an oscillating motion of the printing assembly which produces an effective printing action even when the hand stamp is not carefully aligned perpendicular to the printing surface. A wiping action of the printing assembly removes excessive ink from the printing characters prior to the printing stroke.

Abstract: A printing device for use with a hand labeler including a pair of juxtaposed frames spaced from each other and fixed to the body of the hand labeler; between these frames, there are juxtaposed rotatably to one another a plurality of rings which carry bar code types on their printing surfaces; a bar code ring selecting mechanism having a selecting shaft which is made rotatable and axially movable for selectively turning one of the bar code rings to bring the desired one of the bar code types into its printing position; thrusting means interposed between one of the frames and the bar code rings and is made movable between a first position for thrusting the bar code rings to the other frame so as to effect frictional contact of the bar code rings and a second position for releasing the bar code rings in order to allow their independent rotation; actuating means which are coactive with the moving means for turning the thrusting means independently of the ring selecting mechanism to effect movement thereof.

Abstract: A lithographic printing press having the usual plate cylinder, blanket cylinder and impression cylinder in pressure engagement with one another, the bearings having at least a normal amount of play so that the journals are supported in normal elevated positions in the bearings depending upon the direction of the pressure vectors, at least the blanket and impression cylinders having phased gaps in the surfaces thereof, tending to cause cyclical, momentary loss of support accompanied by dropping of the blanket cylinder from the normal journal position in the bearing as the region of the gap is traversed, followed immediately by lifting of the blanket cylinder back to normal position resulting in cyclical impact.

Abstract: A constant pressure mechanism for the printing operation of a label printing machine; the machine has a hand lever, a printing lever, a printing head attached to the printing lever, a constant pressure spring secured between the hand lever and the printing lever and a platen to carry a label strip; when the hand lever is squeezed, the printing lever is turned by the force of the constant pressure spring to strike the printing head against the label strip on the platen, and immediately after the printing operation, the printing head is slightly released from the platen by means of releasing members.

Abstract: An ink feeding apparatus used for an offset printing press being adapted to provide simultaneous ink agitation substantially along the entire length of the ink supply line so that ink can be fed little by little continuously in operation as soon as it starts, thereby enabling the smooth feeding of ink for the next operation and to prevent droplet falling of ink.

Abstract: An improved two printing step process for reproducing visual subject matter including the making of a secondary printing plate with a positive image random pattern screen and printing a substrate sequentially and in registry with the secondary printing plate and a master printing plate made with a conventional half tone screen. The random pattern screen is a positive image phototransparency having a large plurality of irregularly shaped highlight areas and constrasting shadow areas per square inch, an optical density from about 0.17 to about 1.6, a contrast factor from about 0.75 to about 1.5 and a transparency factor from about 0.25 to about 0.60. The random pattern screen is made from a transparent plate having light disruptive projections on its surface. A negative and a positive phototransparency of the transparent plate are made while controlling exposure and developing conditions to produce a positive image screen having the desired characteristics.

Abstract: A cartridge is provided in which a tubular element extends axially of the cartridge from the primer through the powder charge in the cartridge. The tubular element can be made of a combustible material such as paper or plastic, or an explosive material or one which fragments readily.

Abstract: An explosive device comprises an explosive charge and an initiator, the initiator having a discharge lamp optically coupled with said explosive charge and connected to a voltage source via a first switch. According to the invention said discharge lamp has a series resistor shunted via a second switch which is open before and closed when the explosive charge is initiated. The glow discharge evoked through said series resistor cannot initiate the explosive charge, but it shortens the time delay of the avalanche discharge and makes it independent of the stochastic natural ionization.

Abstract: An adjustable time fuse includes an electrolytic cell with the anode and cathode connectible in two circuits with opposite polarity and a battery connected in the circuits. One of the circuits causes an element of the electrolyte to be deposited on one of the electrodes to activate the cell and the other causes the same element to be removed from the electrode. When this element is completely removed, the internal resistance of the cell increases rapidly. This increase in resistance triggers a thyristor to allow a condenser to discharge through a primer to produce the desired action.

Abstract: A bogie slide for re-positioning the rear wheels of a tractor trailer unit includes a carriage movably mounted on tracks for movement between stops. The trailer is backed onto the carriage, i.e. the rear wheels of the trailer are positioned on the carriage against a pair of wheel chocks, the pins holding the rear wheel bogies of the trailer are removed, and the trailer is moved with the carriage against one of the stops. As the trailer continues to move rearwardly, the wheels, bogies and carriage remain stationary, so that the wheels and bogie are moved forwardly along the base of the trailer.

Abstract: A braking and stabilizing system for a boat in a water channel, including boat lifting apparatus in the water channel engageable with the bottom of the boat, and including inflatable bags connected to the boat lifting apparatus for moving same upwardly to lift the boat while stabilizing same.

Abstract: A water tight hopper gate has a support and control system enabling limited vertical movement of the gate whereby unwanted liquid may be drained from a solids load and enabling subsequent horizontal movement of the gate for the discharge of the solids load.

Abstract: The gondola for an aerial ropeway comprises on a same lateral side two access openings extending from top to bottom and adapted to be cleared by pivotal movements of two portions of the gondola wall. It comprises a central ring rigid with the carrier frame and a pair of molded plastic half-shells constituting these two portions and adapted to pivot about separate axes away from a narrow side of the central ring while surrounding the opposite wide side thereof in order to clear two apertures on each side of a pair of bench seats disposed back to back. This arrangement is applicable to automatic opening and closing gondolas.

Abstract: A railway car comprises a plurality of vertically disposed decks above the floor of the car. The first deck includes a rigid deck section having at opposite ends thereof hinged deck sections which may be moveable from a load carrying position upwardly to a raised position to facilitate loading of the car floor. The hinged deck sections are provided with counterbalancing means and a lock is provided for locking the sections either in the raised or lowered positions whereupon vehicles may be driven onto the deck sections.

Abstract: A shelving assembly comprises two side pieces, a back plate positioned between the side pieces, a plurality of adjustable shelves, and a plurality of edge strip members. The latter connect rear edge portions of the side pieces to vertical side edges of the back plate. Each edge strip member is securely attached to the back plate and is positioned along the side edges of the back plate. Each edge strip member includes a forwardly directed channel which slidingly engages around at least a part of an associated vertical rear edge of a side piece in a manner binding the side piece to the side edge of the back plate independently of separable fasteners.

Abstract: A passbox type dispensing system designed for food dispensing to motorists at drive-in type restaurants but usable in banks, liquor stores and similar applications, includes a fixed longitudinal way with a rectangular-shape tubular longitudinal housing on the dispensing end, a movable way adapted for passage along the fixed way and carrying with it on a transverse pivotal-axis a handle-equipped quarter-cylinder proportioned for near sliding fit within the tubular housing; a money clip, a change recess, a pin lock, weather seals and an end buffer are supplied; the housing and quarter cylinder are preferably transparent, and an exterior door may be provided.

Abstract: Seed drill has a row of coulters which are raised and lowered by a beam positioned above the coulters and connected to the coulters by spring assemblies. The beam is journalled for pivotal movement about its longitudinal axis and the spring assemblies are connected to the beam so that some exert reaction forces on the beam having clockwise moments about the beam's pivot axis, and others anticlockwise moments, whereby changes in loading of the coulters can be distributed between the coulters by angular movement of the beam about its pivot axis.

Abstract: A twin needle memory device for an electronically controlled sewing machine having a variety of patterns and sewing condition capabilities selectable by means of proximity switch devices. A non-volatile external storage having a one bit capability is provided to retain information as to the last state of the sewing machine, relative to twin needle, upon power interruption; and to provide for proportionate reduced amplification of the bight analog signal in the event that the twin needle mode of operation is selected. Upon reinitiation of power, the state of the external storage is ascertained and used to determine the state of a twin needle flip flop part of the electronic control system of the sewing machine. Subsequent change in twin needle condition is implemented through the proximity switch devices and an additional one second delay count to alter the state of the twin needle flip flop.

Abstract: A hardened wear spot on a textile element is formed by applying high energy heat to a selected small area of the element which has been previously hardened and tempered to provide the proper spring characteristics for an operating textile element. The intensity and time of application of the high energy heat and the cooling after heat cut-off are carefully controlled to provide a small area of full hardness which is completely separated from the remaining tempered portion by a buffer zone of less hardness than either the tempered portion or the full hardness area.The new textile element made by this new method is a textile element with the major portion having a predetermined spring characteristic for an operating textile element. A small area of full hardness is located at a predetermined location to provide wear resistance. A buffer zone having less hardness than either the full hardness area or the major tempered portion completely separates the full hardness area from the major portion.

Abstract: A device for orienting a chain of stitches severed from a completed workpiece to a position where the severed chain will be taken and sewn with the initial stitches into the seam formed on the following workpiece.

Abstract: A method of forming a removable section in a metal wall portion of a container is disclosed herein. A first, area of reduced cross-section is coined the wall portion outside the first coined area and most of the displaced metal is forced inside the first area so that the portion inside the first area is in compression and is substantially dish-shaped in cross section, a weakened line is then produced in the first area to define a removable section.

Abstract: A barge for receiving dredged materials and water comprising a hull defining a hold and overflow apparatus for discharging excess water from the hold; the overflow apparatus comprises a separate discharge passage having a discharge outlet below the water line of the barge, a port defining an overflow opening communicating the hull and the discharge passage at a fixed position above the predetermined level to which solids are to be collected in the hold and below the predetermined levels of water in the hold and in the discharge passage, and a control valve in the discharge outlet for regulating the water level in the discharge passage. The method of dredging comprises maintaining the water level as aforesaid to prevent aeration of overflowing water.

Abstract: This sail mast supporting brace structure of Y or T configuration is intended for a single-hull boat and comprises three arms adapted to be secured one to the bow and the other two to the lateral portions of an inflatable hull; the side arms are adapted to cooperate with telesopic elements engaging the holes of rowlocks carried by said lateral portions. The arrangement is such that the boat can easily be operated with or without sails, without having to deflate the hull.

Abstract: A sleeve is rotatably mounted on the hull of a vessel on a generally vertical axis and contains and completely supports the mainsail rollably furled or partly furled about a generally vertical axis. The sleeve is aerodynamically formed with a forward curved nose and opposite aerodynamic sides extending rearwardly from the nose and converging toward each other with a slot at the aft end between the sides through which slot a sail may be movable to furl within the sleeve or may be pulled out at the aft end of the sleeve through the slot various extents for providing the desired area of sail exposed to the wind, thus providing a roller reefing arrangement by rolling the luff of the mainsail to partly furl it within the sleeve.

Abstract: A device to be towed through the water by a boat and which in turn is adapted to tow a person through the water, the body of the device having a constant buoyancy and being equipped with steering means whereby it can be maintained on the surface of the water while being towed, can be submerged while towing a person with scuba gear, and which can be maneuvered under water to partially or completely roll the device and its user.

Abstract: A cutting apparatus for severing portions of identical length from a strip. This cutting apparatus comprises a feed means which is coupled to a drive means and which is adapted to feed the strip to a pair of advancing rolls located between the feed means and a cutting element. One of these advancing rolls is coupled to the drive means and is provided with a cam surface having a larger radius than the remaining roll surface. This cam surface, together with the other advancing roll, is adapted to engage the strip to move the strip forward towards a pair of receiving rolls through a distance determined by said cam surface. The central axes of the receiving rolls lie in a plane that is parallel to the plane through the central axes of the advancing rolls.

Abstract: Liquid is applied onto the circumference of a transfer roller by an applicator and thereby onto the circumference of an operating roller. The coefficients of friction in the apparatus are selected so that the transfer roller will be rotated by the operating roller to pick up liquid from the applicator when the thickness of the liquid on the transfer roller is below a selected value, and the transfer roller is prevented from rotating by the applicator when the thickness of the liquid slightly exceeds the selected value so that a uniform liquid film is applied onto the circumference of the operating roller.

Abstract: In an electrostatographic imaging apparatus, comprising, an imaging member with a surface capable of retaining an electrostatic latent image, a donor member with a surface capable of supporting a layer of particulate image-developing material, and means for maintaining the surface of said donor member in close proximity to the surface of said imaging member, the improvement which comprises a donor member having permanently disposed on its surface a plurality of raised, granular elements for self-spacing the donor member from the imaging member.

Abstract: A reproduction machine for producing copies incorporating a control for varying, infinitely over a given range copy shading. The control operates to change the fixed bias potential applied to the magnetic brush type developing rolls by providing through a variable voltage circuit, varying biasing potentials.

Abstract: A toner feeding assembly for feeding a developer mixture of a toner and carrier particles to an intermediate carrier which has been electrostatically charged, the feeder mechanism employing magnetic brushes of the rotating cylinder type, at least one of the brushes being adjacent the intermediate carrier. An excess toner deflecting guide member is positioned adjacent the magnetic brush-intermediate carrier nip having one long side edge projecting towards the nip and an opposite long side edge positioned away from the nip and below the one edge. The guide is effective to direct a film of developer mixture away from the nip area and back to a developer mixture reservoir.

Abstract: A valving system is disclosed that is useful for milking of animals such as cows. A stimulator, that includes one or more stimulator units each of which has biased elements, is releasably positioned on one or more teats of the animal to be milked and a warm liquid such as water is conducted through the stimulator units and ejected therefrom onto the associated teat or teats in order to induce milk let down. Each biased element has resilient gripping teeth to engage the teats of the animal to be stimulated. After the supply of liquid is terminated and the teat cups of a milking apparatus have been positioned on the animal, milk is withdrawn from the animal through a valve under the control of a control unit that has an input responsive to the temperature of the milk being withdrawn.

Abstract: Improved poultry watering apparatus and an improved method of causing the birds to water effectively is described. The principle of operation is to provide means for bubbling small jets of air bubbles through the watering basin or reservoir to create the sound of gurgling or bubbling water. The combined sight and sound of the moving, bubbling water surface has been found to provide very great attractive powers to all sorts of poultry and, in particular, to turkeys, causing them to water steadily and effectively for proper weight and growth performance.

Abstract: A watering apparatus for hogs, sheep, goats and the like includes a thermally insulated water storage tank, means for maintaining water at a predetermined level in the tank and a drinking device extended through the side wall of the tank below the level of the water in the tank. The drinking device has an elongated water delivery tube extended through the side wall with a normally closed valve mechanism at its inner end and a mouthpiece on its outer end. An elongated valve stem extends through the water delivery tube for operative connection with the mouthpiece. When the mouthpiece is received within the mouth of an animal and pushed inwardly, the valve mechanism is actuated to initiate a flow of water through the delivery tube and directly into the mouth of the animal.

Abstract: A remote release leash for a dog collar including a hand held actuator at one end, a latch at the other end, and a tube joining the actuator and latch. The latch includes a bolt, spring biased to the closed position. The actuator includes a plunger spring biased to the released position. A wire running through the tube joins the plunger to the bolt. A button in the actuator holds the plunger in the armed position, allowing the spring biased bolt to remain closed. Depression of the button releases the plunger for rearward translation, thereby to draw on the wire and pull the bolt open to release the dog. The independent biasing of the actuator and the latch allows multiple dog operation wherein a single actuator may control two or more latches. Furthermore, a transition piece may be provided to allow a single actuator to be used with any of a series of single, multiple, or elongated latching elements.

Abstract: A method of operating an internal combustion engine having one or a plurality of cylinders with piston means movable therein wherein a controlled quantity of compressed air is introduced into the combustion chamber when the piston is substantially in its bottom dead center position and about to begin a compression stroke or an exhaust stroke or only before the beginning of an exhaust stroke. The quantity of compressed air supplied is varied in dependence upon the load or output power of the engine. At lower engine speeds or lower output power a greater quantity of compressed air is introduced before each compression stroke. At higher engine speeds or higher output power a smaller quantity of compressed air is supplied prior to each compression stroke and each exhaust stroke. The scavenging and/or supercharging air is supplied at a pressure from about 7 to 43 psig, and at a temperature below 1470.degree. F., or lower.

Abstract: Disclosed herein is an air quantity metering apparatus for use in internal combustion engines including a fuel injection system having an air intake manifold provided with a barrier flap which is mounted on a shaft to which is attached, exteriorly of said manifold, a spring loaded mechanism that serves to pretension the barrier flap in dependence upon conditions that exist in said manifold.

Abstract: Disclosed is an internal combustion engine with an auxiliary chamber which is connected to the main chamber via a connecting passage. The connecting passage is tangentially connected to the inner wall of the auxiliary chamber. A raised portion is formed on the inner wall of the auxiliary chamber at a position located opposite the inner wall of the auxiliary chamber, to which the connecting passage is tangentially connected. A recess is formed in the auxiliary chamber beneath the raised portion. The nozzle of the fuel injection valve is directed toward the recess for forming a rich air-fuel mixture therein. The spark gap of the spark plug is located in the recess for igniting the rich air-fuel mixture therein.

Abstract: In a throttle body injection apparatus of the type having a throttle body housing including a throttle body portion with spaced apart valve controlled throttle bores therein and a fuel body operatively connected to the throttle body portion, the fuel body is of substantially open, diamond like configuration and has a pair of socket cavities therein adjacent opposite corners thereof with electromagnetic fuel injectors positioned therein to discharge fuel from spray tip ends of the injectors into the throttle bores upstream of the valves therein, each electromagnetic fuel injector forming with a socket cavity an annular fuel chamber in flow communication with opposed inlet and outlet ports of the injector, the fuel body having a support port at one apex thereof connectable to a source of low pressure fuel and a drain port at the opposite apex thereof connectable to a fuel drain conduit, the fuel body having inlet passages therein connecting the supply port to the fuel chambers, and drain passages therein connec

Abstract: A fuel delivery system for an internal combustion engine of the compression ignition-fuel injected type, in which the fuel delivery system includes an arrangement for externally vaporizing the fuel before injection, the arrangement comprising a mixing chamber within which is directed a quantity of compressed air or other gas, and into which is atomized a variable proportion of fuel to form a vaporized fuel-gas mixture. A constant volume of the vaporized fuel-gas mixture is injected into the engine cylinders with the ratio of the vaporized fuel-gas mixture injected into the chambers varied to control the power output of the engine, so that the fuel injectors can be of constant volume design.

Abstract: An internal combustion engine is provided that has a stationary cylinder block in which cylinders contain reciprocating pistons that are sequentially actuated to impart torque to a revolving rotor. A unique rotor is provided that includes a cam surface that controls the reciprocation of the pistons through followers. Ports in the rotor conduct working fluids to and from the cylinders. An exhaust blow-down nozzle is provided in the rotor that transforms kinetic energy in the exhaust into additional torque. There is no residual gas fraction present during combustion and the engine operates with true constant volume combustion.

Abstract: Ignition timing control apparatus for an internal combustion spark ignition engine employs a vacuum actuator having a movable element positioned between first and second vacuum chambers and arranged to advance or retard the spark timing. A single three-way control valve, electrically operated, serves to connect one of the vacuum chambers to engine intake vacuum pressure and to vent the other vacuum chamber to atmosphere, depending on speed of the vehicle driven by the engine. A temperature responsive valve cuts off engine intake vacuum pressure to the three-way control valve when the ambient temperature drops below a predetermined level.

Abstract: Two diaphragms divide a vacuum motor which controls the flow of exhaust gases from the exhaust passage to the induction system into three chambers, the first is fed a modulated vacuum signal from the induction passage, the second either an uncontrolled signal from substantially the aforementioned part of the induction passage or a VC vacuum created immediately upstream of the position assumed by the throttle valve in a fully closed position and the third exposed to atmospheric pressure. A relief valve disposed in the conduit through which the modulated vacuum is fed opens upon the pressure therein falling to a predetermined level to further modulate the vacuum in the first chamber.

Abstract: An exhaust gas recirculating (EGR) valve is provided in a line connecting engine exhaust gases to the intake manifold to control the flow; a positioning servo is attached to the EGR valve and is operated by the pressure from an engine driven air pump; a position regulator servo is actuated by a modified air pump pressure to move an air bleed device normally bleeding the air pump pressure so that the EGR valve does not open; the air bleed device minimizes the hunting of the positioning servo and fixes the EGR valve in the position called for by the positioning regulator.

Abstract: A closed loop fuel control system is described for an internal combustion engine having two cylinder banks and an air/fuel mixture supply means for supplying a combustible mixture to each of the cylinder banks with the air/fuel ratio of the mixture supplied to each of the cylinder banks having relative values determined by the characteristics of the engine and the mixture supply means. Two exhaust gas sensors are provided, each being located at the exhaust discharge point of a respective one of the cylinder banks and sensing the oxidizing/reducing conditions of the exhaust gases from the respective cylinder bank. A controller adjusts the air/fuel mixture supply means to obtain a specified air/fuel ratio in response to combinations of exhaust gas oxidizing/reducing conditions as sensed by the exhaust gas sensors.