Abstract: An edge reinforcement for a sandwich-type building panel comprises a sheet-metal reinforcing member which extends along the edge of the panel between the two outer plates thereof and is of laterally open box shape. This reinforcement member is formed with a groove adapted to receive a spline that connects together the two like panels. In addition, the reinforcement member is formed on a section extending transverse to the two plates with a plurality of holes so that synthetic resin may be injected through this reinforcement member into the space between the two plates which are separated and held apart by the reinforcement member. The member may comprise a pair of like profiles each lying against a respective outer plate and in turn embracing a single sound-deadening inner plate formed with a plurality of foam-passing holes.

Abstract: A wall, such as a load bearing wall, and method for forming same. The wall comprises a core member having a substantial void therein and reticulated sheets of reinforcing material positioned on both sides of the core and spaced therefrom. The wall is formed as by spraying cementitious material through and around the sheet material thus to produce a composite wall comprising first and second panels of reinforced cementitious material in spaced relation, having a hollow core therebetween, said panels being joined together as a unitary structural member.

Abstract: An insulation strip made of closed cell plastic foam is formed in the center of a building block transverse to the webs thereof and parallel to the side walls. The insulation strip extends beyond the edge of the sidewalls by 1/4 inch on all four side edges of the block so as to provide a 1/2 inch space for mortar joints between blocks when the blocks are stacked to form a wall. In one embodiment, the edges of the insulation strip are grooved in a cross-hatched pattern which tends to make the edges compressible, thereby permitting minor dimensional changes in the size of the mortar joint to keep the blocks aligned.

Abstract: A wall system having removable panels characterized by each panel having a parallel row of magnetic units with a row adjacent each longitudinal edge for holding the panel to magnetically attractive vertical studs of the wall system. In assembling the wall structure, an upper plate or track member and a lower plate or track member are attached to the structure of the building and then the studs are positioned therebetween with equal spacing for the centers of the studs to form a frame. A first panel is mounted on the frame by having an upper edge engaged in the upper track or plate member with the rows of magnetic units disposed over studs and then the panel is moved toward the studs to be held by the magnetic units. The second and subsequent panels are mounted in a similar manner utilizing the previously mounted panel as a guide for positioning during mounting thereof.

Abstract: A panel holding structure for a panel such as a glass window pane that includes a frame, a retaining step on the frame against which the panel is pressed, an elongated glazing stop engaging a side of the panel that is opposite the step with the glazing stop having a rigid stem positioned in a groove in the frame and extending therefrom adjacent to the surface of the panel that is opposite the step, pressure devices on the stem both within the groove and externally thereof and engaging both the panel and the groove surface for aid in retaining the stem in the groove and the panel against the step and a rigid flange on this stem extending away from the panel and overlying and engaging a portion of the frame that is adjacent the groove for resisting outward movement of the glazing stop by the pressure of the window thereagainst. The disclosure also includes the device including the elongated glazing stop that engages the panel and retains it upon a frame.

Abstract: A facade wall plate is provided on its back face with a steel stranded-wire loop into which is hooked the lower end of a hanger whose upper end is hooked over a similar such loop projecting from the front face of a support wall. The hanger may be a turnbuckle wherein rotation of a central sleeve shortens the distance between the hanger ends for positioning the facade, or at least one end of the hanger may be slidable along the hanger by a rotatable nut for varying the hanger length. Each such loop is formed by a continuous loop of cable imbedded in the respective facade plate or wall and looped therein around the reinforcement thereof.

Abstract: A standing rib roof structure made up of a plurality of panels joined along adjacent edges, the adjacent edges each being formed as half a standing rib so that the seam between each adjacent pair of panels becomes a standing rib, each edge having a locking means thereon, one edge having a female locking member and the opposite edge having a male locking member that is lockable to the female locking member by being received therein, and a panel clip for fixing the panels to a building, the panel clip being receivable between the male locking member and the female locking member, and having a base for securing the clip to the building.

Abstract: An apparatus and method for continuously forming and filling tampon overwraps or sacks wherein a web of pouch forming material is unwound from a supply roll, passed through an adhesive printer which applies spaced apart transverse stripes of heat activatable adhesive which ultimately form end seals for the sacks, the adhesive being dried on a drying drum having raised portions which coincide with the transverse stripes of adhesive. The web proceeds to a hollow tube forming mandrel and is formed around the mandrel with the longitudinal edges of the web overlapped and sealed to form the longitudinal seam of the tubing. The formed tubing is tangentially received by a rotating turret having a plurality of pleating and sealing stations spaced about its periphery, the spacing between adjoining stations corresponding to the spacing of the transverse stripes of adhesive on the tubing.

Abstract: A method and an apparatus are disclosed for wrapping a two-piece foil blank about a group of articles, such as cigarettes, as the group is moved along a given path. The two-pieces, a main blank and a flap blank, are both cut from a single web of wrapping material and transported along different paths to the group of articles. The flap blank is placed on the group of articles as it moves along its path, and as the group contacts the main blank which is placed across its path of travel, it causes the main blank to be wrapped around the group of articles such that it overlaps a portion of the flap blank.

Abstract: A filling and sealing process and apparatus for retort foods, in which a plurality of retort pouches are treated at the same time. The retort pouches are gripped by a plurality of grippers fixedly connected to an endless transfer chain and fed through first, second, third, fourth, fifth, sixth, seventh and eighth stations. The endless transfer chain is arranged to be intermittently movable around the outer periphery of a platform mounted on a base. At the first station, a plurality of retort pouches are gripped by the grippers and opened and dilated at the second station. The opened retort pouches are fed to third station where a defectively opened retort pouch is sensed and released from the gripper. The retort pouches gripped by the grippers are fed to the fourth station, where solid food materials are introduced into the retort pouches. At the fifth station, the retort pouches are supplied with viscous liquid.

Abstract: Apparatus for automatically covering an item, such as a garment on a hanger, with a bag closed at the top and sides, and open at the bottom. The bagging material is supplied from a continuous roll in tubular form and is automatically fed from the roll, pulled over the item, cut to the proper length for the item to be covered, and heat sealed along the top edge. Unique means are provided for holding, cutting and sealing the bagging material, preferably a thermosensitive plastic, as well as for re-opening the end after cutting to begin a new cycle. Three stations for holding items to be covered, i.e., loading, bagging and discharge stations, are positioned on a rotating base and automatically indexed through each position in a continuous manner as the operations are performed.

Abstract: A vortex tube construction in which the cold and hot fluids are recirculated to the inlet and energy is extracted from or added to the fluids either by heat exchange or by mechanical removal. This concept is adapted for other devices in which a flow of substantially homogeneous fluid is divided into separate flows at different energy levels.

Abstract: A body of water is confined in a closed vessel and heated to above 100.degree.C. This water is then drawn in a liquid state from this vessel and passed through a first expander where it is separated into steam and condensate. The steam from this first expander is used to drive the first stage of a load and the condensate is passed to another expander where it is again transformed into steam and condensate, the steam being used to drive the second stage of the load. Several such expanders are provided and the condensate from the last expander is fed to a low-pressure storage vessel. The high-pressure vessel is filled almost to the top with water during periods of low power consumption and the water is drawn off during peak-power periods. Superheaters may be provided in the outlet conduits of the expanders and the water at above 100.degree.C may be fed directly into the lower-pressure expanders to maintain their operating efficiency.

Abstract: A device for controlling the sealing of thermoplastic wraps comprises contrivances for heat-sealing each wrap, at a speed compatible with individual speed levels of a wrapping machine; cams for causing the heat-sealing contrivances to operate with a reciprocating motion; means sensitive to variations in the speed levels of the machine and which trip the cam linkage so that the sealing action of the heat-sealing contrivances is suitably put into and out of operation; and a heat-sensor so-connected to the heat-sealing contrivances that, following the switching in of the heat-sealing contrivances, follow-up means respond to the reciprocating motion of the cams through differentiated operating time multiple tracks, in such a way as to operate the heat-sealing contrivances in a differentiated operating time to suit the temperature detected in them by the heat-sensor.

Abstract: An apparatus for periodically forming transverse seams in a longitudinally advanced wrapper hose for transversely sealing the wrapper hose between articles previously arranged therein, has cooperating rotary upper and lower sealing shoes between which the wrapper hose passes and which periodically pinch the wrapper hose walls together and transversely seal them to one another. There is further provided a flexible bar grate arranged to support the wrapper hose in the zone of the sealing shoes. The bar grate is formed of a plurality of parallel-spaced interconnected bars which include two end bars, each articulated to a connecting rod. The connecting rods, in turn, are articulated to one another by a joint pin. A drive arm is affixed to the shaft of the lower sealing shoe spaced from and aligned with the latter. The drive arm has a radial guide groove into which projects the joint pin of the connecting rods. The lower sealing shoe projects into the space between the two end bars.

Abstract: A packaging machine which includes article buckets and leaflet clamps mounted on the buckets, each clamp having a spring loaded jaw which, in the open position, allows a leaflet to be inserted between the jaw and bottom plate of its respective article bucket, and, in the closed position, is effective to clamp a leaflet between the jaw and bottom plate to deflect a portion of it into the exit end opening of the bucket. Means are provided for opening the clamp jaw, inserting a leaflet between the open clamp jaw and bottom plate, closing the clamp jaw to clamp the leaflet and opening the clamp jaw to allow the leaflet to be carried into a carton by the article as it is transferred from the article bucket to the carton.

Abstract: A self-propelled combine has a forwardly extending, vertically adjustable crop-feeding housing and a transversely elongated, cutter bar type harvesting platform mounted on the forward end of the housing. The platform includes a transversely elongated frame with a transverse flexible cutter bar disposed along the leading edge of the platform floor. The cutter bar is mounted on the platform by a plurality of transversely spaced parallel type linkages that permit independent vertical adjustment of different areas of the cutter bar so that the cutter bar is free to follow the contour of the ground.

Abstract: A self-propelled combine has a forwardly extending housing with a row crop header mounted on the front end of the housing. The header has a transversely elongated frame, a transversely elongated floor, a transverse auger immediately above the floor for converging the crop laterally along the floor and discharging it rearwardly into the combine crop feeding housing, and a plurality of transversely spaced row units mounted on and extending forwardly from the header frame, each row unit being adapted to sever the crop standing in a row as the machine advances and discharge the crop rearwardly onto the header floor forwardly of and below the auger. Each row unit has a forwardly and downwardly inclined frame, with a top surface and a central fore and aft trough, which forms the bottom of a fore and aft passageway.

Abstract: A corn harvester header attachable to a forage harvester and provided with a plurality of shield units spaced apart to form passage ways to receive corn stalks and including endless flexible means respectively on each side of said passage to positively feed corn stalks along said passage relative to a narrow slot formed by opposed stripping members which accommodate the stalks but prevent the ears from passing therethrough, and a pair of stalk rolls extending longitudinally below said slot at opposite sides thereof and rotated in opposite directions in a manner to pull said stalk, downward through said slot and thereby strip the ears from said stalk. The present invention concerns the shape of elongated flutes which are attached to the stalk rolls for improved engagement of the stalks thereby.

Abstract: A small recess is provided in a plate surface portion of each of numerous watch movements, the surface portion being visible during service and repair of the watch movement. A similarly small plaque, carrying microscopic sequential marking numbers, is stuck in each recess. The placques are cut from a transparent film carrying the microscopic sequential markings on one face thereof. Each placque is applied in its recess with the marked surface downwards.

Abstract: A solid state electronic timepiece has a second time display section comprised of a plurality of second display elements disposed on the surface of the watch face. The display elements are energized in sequence in a certain time interval so that the elapsed time is recognized by watching the sequential shift of the display pattern in combination with flashing, continuous lighting and lights out modes of energization of the second display elements.

Abstract: An instantaneous or step by step display mechanism for a time-keeper, including a constantly rotating driving wheel, a toothed wheel fixed to a first indication disc, a ratchet wheel also fixed to the indication disc, and a lever pivoted at one end, and carrying a dog engaging with the ratchet wheel, and an intermediate toothed wheel, at the other end. The intermediate wheel meshes with both the driving and indication disc wheels and when in use constantly runs up the indication disc wheel, carrying its end of the lever with it until the dog frees one tooth of the ratchet wheel, whereupon the lever falls back, advancing the display by one figure. The stem of the watch, when pulled, disengages the dog from the ratchet wheel and allows correction of the display, forwards or backwards. Minute, hour or date wheels may be provided.

Abstract: An electronic fuel control for a gas turbine with a power turbine engine includes a power turbine actual speed transducer, a power turbine desired speed control and a control circuit including an output difference amplifier the output of which determines the quantity of fuel supplied to the engine. To guard against failure of the transducer a "high wins" gate receives signals from the transducer and the amplifier and a second difference amplifier has its two inputs connected to the gate and to the transducer via an attenuator so that in normal running conditions the output of the output amplifier is less than that of the transducer but more than that of the difference amplifier.

Abstract: A device to produce engine braking on a two-shaft gas turbine engine including an air brake compressor on the power turbine shaft for absorbing energy from the power turbine shaft thereby to control power transfer to a power output shaft. The system includes a variable control assembly to throttle inlet air flow to the air brake compressor so as to regulate the amount of power absorption from the power turbine shaft.

Abstract: Apparatus comprising a combustion engine having a combustion zone for burning acetylene with an oxygen-containing gas to produce mechanical power and exhaust gases including H.sub.2 O and oxides of carbon, fuel input means, exhaust output means and power output means; a first structure defining a reaction zone containing a compound selected from the group consisting of sodium peroxide, potassium peroxide, lithium peroxide, sodium superoxide, potassium superoxide and lithium superoxide for reacting H.sub.2 O with the compound to produce oxygen and for reacting oxides of carbon with by-products of the reaction of the H.sub.2 O with the compound; a first conduit connecting the exhaust output means to the first structure for supplying exhaust gases, including H.sub.2 O and oxides of carbon, thereto; a second conduit connecting the first structure to the fuel input means for supplying oxygen thereto; a second structure defining a reaction zone containing calcium carbide for reacting H.sub.

Abstract: A combustion apparatus for gas turbine engines employs a combustion liner structure adapted to promote complete combustion of liquid hydrocarbon fuel and minimize undesired combustion products. Compressed primary air flows radially inward with swirl into a prechamber into which fuel is sprayed. Except during start-up, the air is heated. Normally, the air mixes with and evaporates the fuel and the mixture flows through a throat into a reaction chamber. The upstream end of the reaction chamber is bounded by a conical annular wall. The liner wall downstream of the throat defines the reaction zone to which additional primary air is fed and a dilution zone to which secondary air is admitted. The area of the primary air entrance is variable to maintain a lean fuel-air ratio in the reaction zone throughout the operating regime.

Abstract: Rich and lean air-fuel mixtures can be alternately supplied into engine cylinders in response to engine load to effectively operate an afterburner.

Abstract: A control installation for the proportioning of a secondary air quantity employed for achieving optimum combustion or after-burning in internal combustion engines. The installation provides for stabilization of the measuring receptivity of sensors employed for the measurement of the oxygen content or carbon monoxide content of the exhaust gases, and to reduce the load on a subsequently switched-in after-burner. Upstream of the sensor employed for the measurement of the oxygen content or carbon monoxide content of the exhaust gases, there is located a catalytically operative element for effecting the conversion of the deleterious materials into other harmless materials or compounds. The catalytically operative element may be combined in a unitary structure with a mixing chamber.

Abstract: An exhaust system for multi-cylinder internal combustion engines, which is directed to the so-called proportional exhaust gas recirculation (EGR) for improving engine exhausts. The system comprises an exhaust gas recirculating circuit connected to one engine cylinder for recirculating to an intake pipe of the engine the entire amount of exhaust gas which is discharged from said one engine cylinder. Switching means is provided in said exhaust gas recirculating circuit for switching the flow of the recirculating exhaust gas in response to a value of a predetermined parameter indicating particular operating conditions of said engine.

Abstract: The thermal reactor comprising a shell, a core in the shell, an inlet pipe being fixed at one end to the shell and extending sealingly through the core, and an outlet pipe. A convex portion on the periphery of the core is slidably supported in a concave portion formed in the shell and the outlet pipe is fixed thereto and to the core, thereby permitting relative movements therebetween due to thermal deformation and preventing generation of noise and vibration of each member.

Abstract: An apparatus for afterburning the combustible pollutants from the exhaust gases of an internal combustion engine in a reactor, in which secondary air is introduced. Upstream of the reactor, a chamber in the form of a torus is provided, through which the exhaust gases from a maximum number of cylinders flow before entering the reactor. A first obstacle, acting as a flame holder is disposed inside the torus. The reactor comprises a chamber whose inner surface is approximately a surface of revolution, and mounted inside of which is a second obstacle, acting as flame holder, substantially along the axis of revolution. The second flame holder has a diameter large enough to provide a contact time of 1 to 3 .times. 10.sup.-.sup.3 seconds of the gas flow in a recirculation zone surrounding the second flame holder, the diameter of the second flame holder being 15 to 40% of the reactor diameter.

Abstract: A thermal actuator has a pair of means for containing a vaporizable liquid which communicate with each other, and means within one of the containing means effects only the transfer therefrom of vapor toward the other of the containing means upon the vaporization of at least a portion of the liquid in the one containing means under preselected conditions.Another thermal actuator has a pair of means for containing a vaporizable liquid which communicate with each other. Means within one of the containing means permits displacement of only a portion of the liquid in its liquid state therefrom to the other of the containing means and effects transfer of at least a portion of vapor vaporized from the remaining liquid in the one containing means under other preselected conditions toward the other containing means.Methods of controlling the thermal actuators and actuating systems including the thermal actuators are also disclosed.

Abstract: The method of purging entrained air or vapor from fuel stored in two or more tanks in an aircraft, and more particularly in multi-engine aircraft during crossfeed fuel delivery when the aircraft is climbing to altitude, which method consists of reversing the fuel booster pump, or pumps, in the temporarily unused tank, or tanks, while all fuel is withdrawn from one tank to supply the engines, whereby the fuel agitation produced by the reversed pump or pumps effectively frees the entrained air or vapor from the fuel to escape to atmosphere through the fuel tank vent system.

Abstract: One or more domed valve closure members are operable to open and close ports in the side walls of irrigation channels. Each closure member is cantilevered by a semi-flexible arm from a frame that has a pivot point lying in a plane substantially coincident with the plane of the sealing surface of the valve. A pneumatic bellows, which may be remotely controlled, exerts pressure to close the closure member against the sealing surface of the wall about the port. An adjustable limit stop fixes the degree of opening of the closure member as it swings arcuately away from the valve port to open. A manual control lever with an adjustable limit stop and an over-center locking arrangement replaces or supplements the pneumatic closure arrangement.

Abstract: Semisubmersible marine structure for operation in offshore waters, comprising a work deck which is supported by a buoyant substructure. The latter includes a separably connected anchor unit which can be controllably lowered to the floor of the offshore site and thereafter weighted, to regulate the position of the floatable structure. Tensioning lines extending between the anchor and the structure draw the latter downward below its normal floating disposition. Similarly, outboard anchor lines are actuated to locate the structure laterally with respect to its position over a drill site.

Abstract: This invention relates to a method and to an apparatus for use in laying a submarine pipeline from a pipe-laying vessel. According to one aspect of the present invention, there is provided a reel pipe-laying method for continuously laying a pipeline of up to 24-inch diameter without a stinger by (1) aligning a pipe portion as it is being paid out from the reel, (2) straightening the aligned pipe portion, (3) tensioning the pipe, (4) discharging the straightened pipe under tension into the body of water, and (5) changing for different water depths and pipe conditions the lift off angle of the pipe relative to the horizontal by pivoting a diverter about a horizontal pivot, the diverter supporting at least the straightener and the tensioner and extending from the horizontal pivot mounted near the aft end of the vessel, upwardly toward the reel.

Abstract: A method of laying a flexible member below the bed of a body of water comprising forming a trench in the bed and laying in it a line having a greater strength and/or a lower cost than the flexible member; and then in a separate second operation laying the flexible member from a cable-laying ship in substantially the same trench by submerged apparatus caused to follow the path of the line. Usually the line will be buried before the second operation commences, and the submerged apparatus then takes the form of a submerged plough which re-forms a trench, on substantially the same route as the original trench. The technique allows the flexible member to be laid on a route known to be free of obstruction.

Abstract: An I.Q.F. system for deep freezing of food articles and the like employing a deep bed fluidization second stage freezer and an article conditioning first or input stage wherein the initially moist unrefrigerated articles massed in a relatively thin deposit are subjected to through-flow of subfreezing gas, preferably under fluidization conditions, for a predetermined period which removes substantially all of the sensible heat above freezing without removing the latent heat from the articles, whereupon, articles thus in condition compatible for deep bed fluidization freezing in the second stage are delivered from the first to the second stage.

Abstract: An air conditioner suitable for use in a hazardous environment. The air conditioner, which may be of the conventional window type, is modified in such a manner that sparks are either eliminated, suppressed or contained to the extent that there is no danger of igniting an atmosphere that may contain an excess of dangerous particles. Any switching required in the electrical circuit is done by solid state devices, or with open contacts that carry such low power that sparking cannot occur, with the main load of the air conditioner being carried by the solid state device. The air conditioner is designed to withstand hostile elements such as salt spray from the ocean without excessive corrosion. A bypass valve is included to prevent frost collection on the evaporator coils if the air conditioner is unattended for long periods of time.

Abstract: A refrigerator cabinet having a chilled water dispensing service area accessible from the exterior of the cabinet with a vertically extending water supply storage tank and filter cartridge assembly located in the fresh food compartment with the filter cartridge coextensive with one vertical edge of the tank positioning the cartridge upper inlet adaptor integral tube positioned adjacent an upper outlet of the tank. The tank has a serpentine storage volume comprising a plurality of substantially horizontal extending passes connecting the tank inlet and outlet with the tank uppermost pass extending at an inclined axis toward the tank outlet. The adaptor tube axis is inclined downwardly so as to be complementary to the upwardly inclined axis of the tank outlet whereby chilled water from the tank is purged of air and filtered just prior to being dispensed at the service area.

Abstract: A garbage container unit is used for storing individual garbage can members, wherein the exterior facing of unit simulates the color and texture of a picket fence. The unit is placed between two sections of the picket fence. The unit comprises an open top rectangular box having a hingably mounted cover wherein the base of the unit has a plurality of drainage opening therethrough. A refrigerant unit is contained within the unit for slowing down the organic decomposition of the garbage. The interior chamber of the unit is subdivided into a plurality of smaller compartments by vertically placed partition boards. The individual garbage can members insert into the compartments of the unit. Each garbage can member comprises an open top cylindrical member having a closed bottom. The closed bottom has a plurality of drainage holes therethrough. A dome shaped cover is hingably mounted to a top rim of the cylindrical member.

Abstract: Herein disclosed is a flexible gear type coupling for connecting a pair of substantially coaxially aligned shafts to transmit torque therebetween. The flexible coupling comprises a hub having external gear teeth surrounding an outer portion thereof and rotatably connected to one of the shafts. A sleeve surrounds the hub and has internal gear teeth surrounding an inner portion thereof and in meshing engagement with the external gear teeth of the hub. A shear spacer is connected between the sleeve and the other of the shafts for transmitting torque from the one shaft to the other shaft. The shear spacer is adapted to shear when excessive torque is applied thereto for protecting the coupling from being damaged from the excessive torque. A capturing device is interposed between the hub and the sleeve for maintaining the sleeve substantially concentric about the hub upon shearing of the shear spacer.

Abstract: A weft-knitting apparatus is provided with an axially nondisplaceable but rotatable loop-forming element having an upper end cut off at an oblique angle and formed with a spur. Each loop-forming element is periodically rotated 360.degree. so as to pick up a filament with its spur to pull it through a loop previously formed, thereby forming another loop that can thereafter slip up over another loop so formed by the spur. The support carrying a plurality of such rotatable elements may be exchanged for another such support having elements differently spaced in order to use the same knitting machine for different gauges or cuts.

Abstract: An apparatus for the continuous treatment of an advancing web such as a cotton fabric with one or more reactive gases comprises one or more reaction chambers, each including fluid dicharge means for directing a treating gas onto the web in the chamber and evacuation means disposed on both ends of the chamber to prevent both the fluid from escaping from the chamber and the fluid outside the chamber from entering the chamber. Heating means adapted to heat the continuously advancing web of fabric material may also be provided, if desired.Such an apparatus may be used for the application of gases such as ammonia to a fabric impregnated with monomeric tris (hydroxymethyl) phosphine to form on the fabric a polymerized phosphorus-containing material and to impart flameproofing properties thereto. The apparatus can also be used to apply gases such as formaldehyde or sulfur dioxide or both to a cellulose fiber-containing fabric at an elevated temperature and in the presence of controlled amounts of moisture.

Abstract: A wet treatment device for dyeing textile materials in the form of an endless rope comprising a pressure tank consisting of a horizontal storage portion having one end curved upwardly with a vertical deflection portion rising from such curved end, a driving tube being provided having the mouth end thereof leading into the deflection portion and its other end leading into the other end of said horizontal portion. The rope is advanced continuously, at first in stretched form, through the driving tube by means of jets of treatment liquid, into the other end of the horizontal storage portion in which it floats in loops through the treatment fluid therein in the direction of the deflection portion where it rides over a rotating wheel which guides the rope in stretched form into the mouth of the driving tube.

Abstract: This invention relates to a device for the transfer and the treatment of textile yarns comprising a pneumatic means comprising a body pierced from top to bottom with a channel of transversal section, preferably oblong the surface of said body increasing from upstream to downstream, said body being slit in the forepart to make the channel communicate with the outside on substantially its whole length along the generatrix of channel, and a higher part provided with at least a tubular member allowing a fluid to be fed to at least two orifices, parallel to the axis of the nozzle channel, said tubular members communicating with the higher part of said channel by means of a chamber, and a slot for permitting the passage of yarn from the outside towards said channel.

Abstract: This is a lock which can be quickly and easily attached to the locking groove of the king pin of a trailer to block entrance of the king pin into the attaching slot of the "fifth wheel" of a tractor, the lock having a pair of pivotally connected pin-surrounding locking segments with a snap-in lock element to hold the segments in closed position and also incorporating a safety warning sign to indicate the presence of the lock on the king pin and prevent inadvertent damage to the lock or the tractor unit.

Abstract: Corrugated, flexible, metal duct formed of a helically wound strip of lightweight metal characterized by a pair of interlocked U-shaped seam elements which constitute one leg of a common corrugation of contiguous convolutions of the strip and extend radially throughout the length of that leg so that the areas at the base of each U-shaped seam element abuts against the adjacent corrugation leg and is locked against separation thereby. Apparatus which makes such duct through the use of rollers only and void of any mandrel means is also shown.

Abstract: A method and machine for splining a power transmission member by rolling are disclosed as well as the resultant splined member. An externally toothed pinion-type mandrel of the machine is rotatably mounted between a pair of elongated dies. An unsplined member is supported by the mandrel so that sliding movement of the elongated dies from an end-to-end relationship to an overlapping relationship meshes teeth on the dies and the teeth on the mandrel with a thin-walled annular sleeve portion of the member therebetween. The meshing of the die and mandrel teeth deforms the sleeve portion of the member radially to form the splines and also rotates the mandrel to complete the spline forming operation about the total circumference of the member. The mandrel may be removably mounted in a manner that permits a pair of the members to be simultaneously splined by a single stroke of the elongated dies.

Abstract: The invention is directed to a wedge actuating drive for reciprocating cold reducing tube mills. The wedge drive is driven in common with the main crank which reciprocates the roll carriage, so as to be synchronized therewith. Upper and lower roll positioning wedges are arranged to be cyclicly inserted in and withdrawn from roll-closing positions, by means of eccentric drive shaft means associated with each of the wedges, one above and one below the pass line for the workpieces.Indexing drive means is provided for the eccentric shaft means, whereby during continuous rotation of the main drive shaft for the system, the eccentric drive shaft means for the wedges are actuated intermittently, so that wedge actuation occurs, as desired, only during the periods when the crank-driven roll carriage nears the end extremities of its reciprocating stroke.