Abstract: This construction is one type of water filled crystal ball with driven steel balls. The main parts include, a water filled crystal ball and fixed base. On the top periphery of this round fixed base is placed a continuous track. This track is filled with steel balls. On the bottom face of the above mentioned fixed base is a rotatable flexible base which is driven by a music box spindle located in the fixed flexible base. The rotation of this base, causes the rotation and thus movement of the above mentioned steel balls which circulate within the track. Decorative objects then move within the space above the fixed base.

Abstract: An apparatus 30 and method for displaying a representation of the outline 44 of a wheeled vehicle in various poses with respect to a pictorial scene 38. The apparatus 30 comprises a pictorial scene 38 disposed upon a substantially planar background element 32. Two spaced straps 58 serve as the vehicle's wheels 40 and 42 and are engaged by T-shaped slots 64 and 66 in outline 44 so that outline 44 may be selectively slidably moved along straps 58 thereby assuming a plurality of poses with respect to the pictorial scene 38 and the wheels 40 and 42.

Abstract: A gun trigger mechanism that helps prevent accidental discharge of a gun, including a spring-loaded hammer retainable in a fully-cocked position, from which it may be fired, or a half-cocked position, at which it may be loaded and unloaded, but not fired, by engagement between a trigger sear and a hammer sear or a half-cocked notch, respectively, preferably including an interlock, hidden within the gun's frame, a trigger spring biasing the interlock towards a locked position, where it provides a blocking interface between the hammer and the gun's frame. A hammer blocking arm, on the interlock swinging end, rides generally between and against two frame shoulders when the hammer is near a firing position and the trigger is not being pulled. The hammer blocking arm and the swinging end of the interlock are moved down and forward, away from the frame shoulders when the trigger is pulled.

Abstract: A universal firearm disabling and alarm signalling system is attained by providing a construction which is easily mounted to any firearm to prevent its unwanted use while also incorporating an automatic alarm signal which is immediately activated whenever the protected firearm is accessed by unauthorized persons. By employing the present invention, any movement of the firearm, or attempt to remove the disabling and alarm signalling system of the present invention from the firearm, causes an alarm signal to be continuously generated, preventing any unauthorized or unwanted use of the firearm. In the preferred embodiment, the universal, combined firearm disabling and alarm system of the present invention incorporates lock means cooperatively associated with the alarm signal generator which is quickly and easily mounted to any desired firearm for preventing unwanted use of the firearm and remains in secure locked interengagement therewith until disengaged by the user.

Abstract: A pressure limit valve for well tools where a valve member is moveable between a first closed portion, an open position and a second closed position. A spring for closing the valve is separated from a locking chamber which contains locking elements. The locking elements are located in a locking chamber and are held deactivated by a release sleeve which separates from the valve member in an open position. When the valve moves to the second closed position it is locked by engagement of the locking elements with a stop shoulder. In use between closely coupled inflatable packers, the valve prevents trapped pressure between the packers from affecting operation of the packer valve.

Abstract: A prod or teaser or tickle stick used by a diver to urge a lobster from a hole includes an elongate, small diameter distal end for probing in the holes. The proximal, or handle end, includes a portion with a density less than that of sea water. The overall density is greater than that of sea water. When the device is dropped, it will fall to the bottom and not drift off. The handle end will be upright, off the bottom. It can be easily seen above the bottom growth and retrieved. Along the side of the device is a gauge including a recess for receiving the carapace of a lobster that is not of legal size. This takes the place of a separate gauge and is safer and easier to use while also holding the lobster in a net.

Abstract: A system and process for allowing a fisherman to remove kinks and twists from a fishing line by selectively applying and releasing pressure on the fishing line is provided. The system includes a fixed restraining member which members have depending opposed surfaces that are disposed under the fishing pole in the line of the fishing line support eye loops. Both members have extensions extending above the pole with the movable member pivotally connected to an actuator rod that is supported above the pole and terminates at a position substantially opposite to and above the spool and reel. The rod includes a lever arm at its end remote form the restraining members to form an extension suitable to be reached and acted upon by preferably the thumb of the fisherman. When so acted upon, the movable member can exert a restraining pressure on the fishing line by movement toward the fixed member, causing kinks and twists in the line to be spun off toward the water.

Abstract: A trolling assembly is shown using a single planar board having a buoyant body with weights that are adjustable for fishing on the port or starboard side of the boat. The fishing line is used to tow the assembly and to retrieve it when the catch is brought in. The fishing line is adjustably rigged for water conditions, matching the attack to the conditions.

Abstract: A fishing lure comprises an elongated main shank made of a thin wire having a hook suspended from one end and a line attachment eyelet located at the other end. A plurality of beads and a spoon are slidably and loosely received on the main shank to be located adjacent the line attachment eyelet during use. A bait holding shank is attached to the main shank adjacent the hook, but slightly spaced therefrom, and faces forwardly towards the line attachment eyelet. The bait holding shank is resilient and in an untensioned state has the free outer end thereof spaced away from the main shank. The bait holding shank can be bent inwardly against the bias therein to allow the free end of the bait holding shank to be received in the central bore of the innermost bead, thereby conveniently securing the bait holding shank to the main shank after the bait has been installed on the bait holding shank.

Abstract: A system and method for gassing an animal, such as a gopher, within an underground burrow (52) comprises a probe (2) having a shaft (6) with first and second ends (8, 10) and a tip (14) on the first end. A shallow hole (54) is formed in the ground with the tip of the probe to locate the burrow and dry solid chlorine material is introduced into the burrow. Water is then poured into the hole onto the dry chlorine material to generate chlorine gas and the hole is closed to seal the gaseous poison within the burrow, thereby allowing the gaseous poison to expand throughout the burrow and gas the animal. Since chlorine gas is heavier than air, the gas will naturally follow the gopher to the deepest recesses of its underground dwelling, killing the gopher without endangering agriculture or other life above the ground.

Abstract: An insect bait station for offering a liquid insect bait to targeted insects and a method of offering liquid insect bait to targeted insects. The insect bait station includes a hollow body having a base and a cover joined in liquid-tight relation. The base has a floor and the cover has a stage positioned generally parallel to and above the floor of the base. The cover has an ascending ramp, that extends upwardly from the cover rim to a cover mount, and a descending ramp that extends downwardly from the cover mount to the stage. Interiorly facing surfaces of the floor and cover define a holding chamber wherein liquid insect bait may be confined. Spill-resistant access means provides a targeted insect located on the stage access to liquid insect bait confined within the holding chamber. Preferably, the spill-resistant access means includes a capillary liquid transport means for transporting the liquid insect bait upwardly from the floor of the base to a location where it is accessible to a targeted insect.

Abstract: An adjustable collar apparatus and method to encircle a post or botanical item at its base, which collar apparatus comprises a plurality of at least three separate, identical, flat sheet panel elements. Each panel element has a generally arcuate, involute curved inner edge, a generally arcuate outer edge, a top and bottom surface, and first and second side edges, and is characterized by a dimple means positioned toward the first side edge and an elongated depressed area positioned toward the second side edge. The flat panel sheet elements are adjustably arranged in a side-edge, overlapping relationship, with the dimple means of one flat panel sheet element aligned with the elongated depressed area of an adjacent flat panel sheet element to form a collar apparatus about a post or the base of a botanical item. The dimple means is fastened in a snap-fit manner into the elongated depressed area by means of a blister edge formed at the bottom portion of the protruding area of the dimple and depressed area.

Abstract: A method of growing tissue culture callus on a nutrient substrate comprises the steps of preparing a semi-solid slab of the nutrient substrate and placing it on top of a honeycomb-like forming plate, which defines a plurality of hollow passages surrounded by thin walls. A series of the callus is deployed on the slab, so that each callus is located in alignment with one of the passages. The callus are allowed to grow to a desired extent under conventional conditions. A pneumatic pressure is then applied to the slab so that it becomes pushed through and sliced by the walls of the forming plate into a respective number of blocks, each carrying a single plant, and ejected out of the bottom side of the forming plate for further plantation thereof.

Abstract: A pull bar connector for a shutter bar of a shutter having blades with a hollow interior and a pull bar, and having, a body, a locking device interengagable with the pull bar, to secure the body to the pull bar, the body having a free end, a first integral toggle rigidly extending on one side of the body and, a second toggle rigidly extending on a second side of the body aligned on common axis with the first toggle, for insertion into and rotation within the hollow interior of a blade.

Abstract: A hinge arrangement for hinging a sliding element (2) movable in guidance of, and carried by, a pair of fixed guide sections (1.sup.1, 1.sup.2) for turning about a hinge axle (3) affixed to the sliding element. The hinge arrangement comprises a first coupling member (4), connected to the hinge axle (3), and a second coupling member (5), connected to the guide section (1.sup.1, 1.sup.2), and the first coupling member and the second coupling member are arranged to become coupled with each other when the first coupling member is in register with the second coupling member, and thus to lock the hinge axle (3) relative to the guide section to be substantially immovable, for the turning of said sliding element.

Abstract: A door opening and closing apparatus which enables the opening and closing of a door in either direction as desired, and includes hinge shafts which are installed on the left and right sides of a main body to which the door is affixed, left-hand and right-hand hinge accommodation members having shaft receptacles for accommodating the hinge shafts so as to allow the hinge shafts to enter and exit via passages in the accommodation members, and cam plates for mutually interlocking the hinge accommodation members and a connection member for connecting the cam plates with each other, so that when on hinge shaft is released from one hinge accommodation member binds the other hinge shaft.

Abstract: A door structure includes at least one hinge member having a first leaf fixedly mounted on one side plate of a mounting frame, and a second leaf pivotally engaged with the first leaf. A panel module includes at least two vertical side panels on one of which the second leaf is fixedly mounted. At least two horizontal side panels are each fixedly mounted between the two vertical side panels. At least two horizontal retaining members each include a first outer snapping portion mounted on one of the two horizontal side panels and a first inner snapping portion. At least two vertical retaining members each include a second outer snapping portion mounted on one of the two vertical side panels and a second inner snapping portion. At least two central panels are each fitted in the two first inner snapping portions, and are each fitted in the two second inner snapping portions. At least one reinforced beam is fixedly mounted between the two holding members and is rested between the two central panels.

Abstract: A window seal assembly for attachment to a vehicle door around the door's window opening is provided. The window seal assembly includes a glass run channel and an inner flock seal both formed from extruded rubber or plastic and including metallic reinforcements. The glass run channel portion is attached to the frame along the pillars via a plurality of fasteners and the inner flock seal fits over a flange extending from the frame. Both the glass run channel and the inner flock seal include lips extending relatively toward the other to form a window pane receiving channel.

Abstract: A vehicle door equipment plate incorporating the window winder function and at least one other function is characterized in that it is built into a conventional door structure consisting of a press-formed shell having an outer metal panel connected to an inner metal panel provided with at least two openings separated by a strengthening metal sheet connecting piece placed substantially transversely with respect to a longitudinal direction of the door. One of the openings provides a passage for a window guide element integrated at one end of the equipment plate, the latter being made from moulded plastic.

Abstract: A quick cleaning gutter system that attaches to the fascia of a building to collect and channel water from the roof to the building base. A shelf prevents damage to the gutter system. The gutter comprises several independently rotatable channels that are supported by several fixtures. The channels form a downwardly sloping liquid flow path. Rotatable connectors seal the junctures between the channels. The channels periodically intersect downspouts that redirect the water downwardly into drains. The downspouts may also be attached to the channels by connectors to facilitate channel rotation. The downspouts may be fixed or rotatable. The fixtures comprise a bracket assembly that captivates a rotatable inner collar. Preferably, a tongue and groove captivates the collar within the bracket assembly while permitting collar rotation. The collars revolve to rotate the channels. Spaced apart actuating cables extend from selected fixtures.

Abstract: A support system for a cable tray has a plurality of support rods supported between adjacent pedestals. Each pedestal can provide support for a respective support rod at various locations along the length of the pedestal thus providing for the adjustability of the cable trays. The various locations for supporting the support rods along the length of the pedestal can also be used to provide the support for multiple cable trays.

Abstract: A fixed roof flammable liquid storage tank with a fire extinguishing device is disclosed. The tank has a hydraulically leakproof base, a conical slope ranging from 30.degree. to 60.degree. relative to the base, and a conical circular wall made of a plurality of metal plates joined together to form an upwardly tapered conical wall. The conical wall reaches up to a height where the top diameter reduces in the range of one-third to two-thirds of the base diameter of the tank to form a frustum. The tank is provided with a fire extinguishing device comprising one or more annular pipe rings connected by cross-member pipes with vertical discharge pipes attached at the junctions therebetween. The pipes extend above the highest level of the liquid in the tank and are configured to distribute either foam or dry chemical powder to extinguish a fire.

Abstract: A firestop apparatus that allows substantial longitudinal and radial movement of a pipe that extends through an opening in a partition. The firestop includes a thermal insulator assembly that surround the pipe, is positioned to slidably engage with a surface of the partition, and is sized to substantially cover the opening even when the pipe is moved to the edge of the opening. A first seal is interposed between the insulator and the pipe to permit longitudinal movement of the pipe through the insulator. A second seal is interposed between the insulator and the partition to permit radial movement of the pipe and insulator relative to the opening. A securing structure allows radial movement of the insulator relative to the opening while maintaining engagement of the insulator against the side of the partition.

Abstract: A composite comprising two glazed angled masonry building units. Each masonry building unit includes a glazed front face including a planar portion that is opposed a back face and a second segment that intersects the planar portion. The second segment forms an obtuse angle with the planar portion and has a length that is equal to or shorter than the length of the planar portion. A side face of the building unit is angled and intersects the second segment and the back face. This side face forms an obtuse angle with the back face and an angle with the second segment of the front face. Also provided is a mold and method for producing glazed masonry building units. In addition, a wall corner composite comprising one of the glazed angled masonry units and a mitered stretcher is provided.Also included is a masonry building unit for use in constructing a structurally reinforced corner that includes a cut out portion.

Abstract: A method of jointing members and a jointing structure capable of simplifying the jointing operation and facilitating jointing of members firmly together without exposing jointed portions on jointing surfaces of the members. A recessed portion is formed in the jointing surface of one member and a bag body made of a flexible material is attached to the jointing surface of the other member wherein the jointing surfaces of both members are brought into contact with each other while the bag body is inserted into the recessed portion and a filler is introduced into and fills the bag body so as to expand the bag body into a shape corresponding to the inner peripheral shape of the recessed portion. Tensile strength is generated in the bag body that has been expanded by the fillers in the jointing direction, whereby both members can be firmly jointed with each other while they are fastened by the filled body bag.

Abstract: A set of masonry blocks comprises a rectangular basic block having a basic length dimension L, a width B and a height H and including lateral end sides comprising a joining portion including a recess which defines a portion of a first cylinder, and being adapted to contact adjacent masonry blocks at matching joining portions thereof. The set further includes rectangular end blocks one lateral end side of which comprises a joining portion identical to the joining portion of the basic block, and another lateral end side of which comprises a closed masonry-wall termination surface.

Abstract: An insert for casting in a body of concrete to provide for attachment to a building structure. The insert is formed of a slotted face plate welded to a channel with enclosed ends and an access opening for insertion of an attachment device for attachment to the building structure. The insert is also provided with anchors for anchoring the insert in the concrete body.

Abstract: A method for rolling a rigid vinyl siding elongated sheet of selective dimensions into a convenient transportable compact coil for easier handling and shipping, and products derived from practicing the method. The method includes rolling the sheet onto a spool having a particular axle shape and diameter which varies with the thickness and design of the siding. The shape of the coil may be determined by the shape of the spool axle. For example. the use of a tapered-shaped axle diameter for the spool may produce a substantially conical-shaped coil. Thus, a predetermined length of siding can be rolled with an appropriate spool size to produce a coil product of a desired shape. A method step relates that the granular side of the siding initially contact the surface of the spool and that the smooth side of the siding face outwardly. Fasteners hold the compact coil in a secured manner before the coil is boxed for shipment.

Abstract: A method of feeding a continuous packing machine with groups of tobacco items, in particular cigarettes, composed of at least one layer of items, whereby a continuously-moving conveyor with pockets for respective groups is supplied successively with the groups, each of which is expelled from a feedbox in a substantially transverse direction in relation to the items by arresting the items inside the feedbox and over the expelled items.

Abstract: The packaging of a roll of material is achieved by coating at least one side of a packaging sheet with a water soluble adhesive. At least a portion of one side of the packaging sheet is wetted after the coating step and the packaging sheet is wound about the roll of material after the wetting step. The apparatus for packaging the roll of material includes an unwinding station, pulling equipment, a sheet severer, gluing equipment and a winding station. A packaging sheet is disposed in the unwinding station. The packaging sheet is coated on at least one surface with a water soluble adhesive. The pulling equipment has a device for pulling the packaging sheet from the unwinding station. The sheet severer has a device for severing the packaging sheet. The gluing equipment has a device for applying liquid to at least one surface of the packaging sheet. The winding station has a device for winding the packaging sheet about the roll of material.

Abstract: This invention has as its subject a dispensing device for fluid-like products, composed of a container having a cylindrical drum, of which one end is provided with a movable base and the other end includes a neck which is capped by a distributor assembly including a pump with axial intake which is fitted onto a plunger sleeve. The lower face of the sleeve penetrates into the neck of the container during the fixing of the distributor assembly in the neck of the container, coming into position in sliding sealing engagement with a bearing surface of the neck.

Abstract: A vacuum operated processing station having a liquid separating system is set forth. The liquid separating system includes a separator tank disposed between a vacuum operated processing apparatus and an under-pressure source. The separator tank prevents liquid from reaching the under-pressure source. The system may be controlled to automatically drain the separator tank when the liquid level within the tank reaches a predetermined level.

Abstract: A device for packing packs of filled tea bags has a channel for collecting filled tea bags to form a stack. The channel has a first stack holder for securing the leading tea bag and a first stack pusher for advancing the completed stack. A rotary device has two cassettes for receiving the completed stack. A transporting device has a second stack holder and a second stack pusher for transporting the completed stack from the rotary device after rotation into a position above the box for packing. A pushing device for pushing the completed stack into the box is provided. A tea bag feeding device feeds individual tea bags to the channel for forming the stack. Two oppositely arranged retaining fingers are positioned at an upstream end of the channel. A tea bag holder is positioned in an initial position at the beginning of forming a new stack at the upstream end of the channel and is displaceable in the longitudinal direction of the channel.

Abstract: Flowpacker with unilaterally supported cross sealing shafts, on which one or more cross seal tools are disposed, distributed over the radial periphery. For rapid resetting and simple maintenance, the cross seal tools are disposed on a casing part, which casing part is pushed onto the cross seal shaft, and is retained thereon. The casing part is, for example, held clamped on all sides on the cross seal shaft.

Abstract: Packets are produced by forming a continuous web (W) of packaging material into a tubular form around a tube (4) through which the packet filling material is delivered, the individual packets being sealed and severed from the web as each dose of filling material is delivered. A valve (24) to control the dosing is provided at the exit end of the delivery tube. The sealing and severing of the packets is performed by mutually transverse pairs of rotors (36, 38) the arms (92) of which interdigitate to make successive seals in mutually transverse directions, so forming tetrahedral packets.

Abstract: An inflatable saddle support apparatus which is characterized in a first preferred embodiment by an inflatable saddle bladder that fits beneath a saddle and serves to equalize the pressure applied by the saddle and rider to a horse. In a most preferred embodiment of the invention the saddle bladder is shaped to effectively fill the voids between the saddle and the horse and is attached to a felt pad by a seam or by means of loop-pile fasteners. A segment of a conventional saddle blanket is first placed on the horse and receives the saddle bladder, with the felt pad positioned on top of the saddle bladder. The saddle blanket is then folded over the felt pad to receive a saddle. The saddle bladder may be inflated without dismounting by squeezing an inflation bulb which communicates with the inflation chamber of the saddle bladder to provide a selected degree of pressure equalization between the saddle and the horse.

Abstract: A hay making machine including a carrying structure which can be attached to a tractor such that the carrying structure can travel with the tractor in a forward direction. A substantially vertical support axle is mounted to the carrying structure and supports a rotor having hay making tools. A girder is attached to the support axle. A support structure is articulated to the girder via one substantially vertical pivot spindle positioned forward of the support axle. Two beams, each carrying two carrying wheels, are connected to the support at opposite sides. At curves and turns of the trajectory of the tractor, all of the carrying wheels will pivot together with their beams and the support structure around the pivot spindle. The wheels will therefore be oriented together, without skidding, in the forward direction.

Abstract: A shaftless spinning rotor for an open-end spinning machine advantageously protects the rotational bearing components in a combined magnetic-gas bearing management by utilizing a concentric magnet arrangement for the generation of a magnetic field for guiding the rotor relative to the stator, wherein a first dynamically balanced magnet unit projects from one of two opposed bearing faces on the rotor and the stator and a corresponding dynamically balanced magnet unit is recessed in the opposite bearing surface, the magnet units being dimensioned to produce an axial as well as a radial air gap therebetween. Air nozzles for producing the gas bearing open into the recessed area. The air gap in the area of the central axis can be embodied to be wider than the air gap between the opposed bearing faces.

Abstract: An improved combustion system that is constructed and arranged to be used with a power-generating turbine or the like includes at least one combustion chamber, a fuel supply system for supplying fuel to the combustion chamber, an air supply system for supplying air from a pressurized air source to the combustion chamber, a monitor for monitoring a property of the combustion products from the combustion chamber, a regulator for regulating an air to fuel ratio in the combustion chamber, and a controller, in communication with the monitor and the regulator for controlling the regulator in response to information received from the monitor. According to one novel aspect of the invention, the controller controls the regulator with no direct mechanical linkage therebetween, so that the complexity and expense of the system is kept to a minimum.

Abstract: A hydrogen gas jet pulse engine comprising a turbine assembly operatively connected to a generator. A manifold extension having a combustion chamber is in communication with a forward end of the turbine assembly. The employment of a mixture of hydrogen gas and oxygen gas into the combustion chamber will produce steam when lighted to drive the turbine assembly.

Abstract: Carbon-carbon grids for ion optics sets are thermomechanically stable under the extreme temperature changes that are experienced in ion thrusters. Screen, accelerator and decelerator grids are thermomechanically stable, lightweight, and resistant to erosion from ion sputtering and have extended lifetimes over conventional molybdenum grids.

Abstract: A thrust reverser for a turbojet engine is disclosed in which the actuator for the thrust reverser is attached to a second support frame located downstream of the reverse thrust opening. A plurality of longitudinally extending beams interconnect the downstream support frame to an upstream support frame which is located upstream of the reverse thrust opening. A cylinder of the actuating device is attached to the downstream support frame and the extendible and retractable piston rod is attached to the moveable thrust reverser element. The location of the actuating device allows for a better stress distribution and enables the weight to be reduced as compared to prior art thrust reversers.

Abstract: The catalytic muffler for small internal combustion engines has a venturi with a flattened profile formed from two stamped pieces, namely the muffler housing and the separator plate. This design eliminates the need for a separate piece of tubing or machined part, as is required in prior art round venturi devices. The catalytic muffler also includes a noise attenuator disposed upstream of the catalyst, thereby eliminating the back pressure which is otherwise applied to the venturi when the noise attenuator is disposed downstream of the catalyst. In addition, back pressure on the venturi is reduced by sizing the port in the separator plate and the exhaust port so that their respective cross sectional areas are substantially equal to the cross sectional area of the catalyst.

Abstract: A cable restrained reciprocating blade system is adapted for extracting energy from a moving body of water to facilitate conversion to electric energy.

Abstract: A system based on a refrigeration cycle for converting low grade heat into useful work. A plurality of pressure vessels are interconnected with a common high pressure feed manifold and a common low pressure return manifold, A fluid pressure driven motor is connected across the manifolds. The system is charged with a volatile refrigerant. By sequentially heating and cooling the pressure vessels and directing the flow with a series of valves, a pressure differential is maintained across the manifolds to drive the fluid pressure motor.

Abstract: A waste heat recovery system is provided where a waste heat source is utilized to vaporize a working fluid which in turn powers a turbine to generate power in a heat engine. A heat exhanger is placed between a waste heat source in an industrial process and an evaporator. The evaporator is connected to a turbine chamber further connected to a multi-chambered condensation unit. Each chamber of the multi-chambered condensation unit has a valved inlet port and a valved outlet port. The valved inlet ports of each chamber of the multi-chambered condensation unit are connected to the turbine chamber outlet. The multi-chamber condensation unit includes a number of condensation chambers, each chamber including a plurality of computer controlled valves. The condesation chambers are sequentially evacuated causing the vapor to be drawn through the turbine and brought into the condensation chambers one at a time. A reservoir is provided which collects the condensate where it is pumped back to the evaporator.

Abstract: An adjustment valve is provided with a system able to prevent its piston from jamming. This piston (30) is fitted with a vane wheel (50) placed at its end and receiving a flow of air under pressure. The piston is thus in constant rotation inside the body (20) of the valve. Application is for the injection of fuels in turbojet engines.

Abstract: An extruder and methods for converting pressurized liquid CO.sub.2 feed into dry ice pellets of predetermined shape and size, wherein the CO.sub.2 snow formation, CO.sub.2 snow compaction, and dry ice pellet extrusion phases occur simultaneously to achieve production rates on the order of 700-1000 lbs/hr. The increased production rates are achieved utilizing sintered plastic filter media to provide enhanced removal of CO.sub.2 gas from the CO.sub.2 snow formation chamber.

Abstract: Process for the temperature stratification-free storage of a cryogenic liquid in a thermally insulated tank under gravitation conditions or under gravitation and movement conditions, which generate a liquid volume with a clearly limited, unmoving or only moderately moving liquid level as well as with a gas space located above it in the storage volume of the tank. Liquid is pumped off from the area near the bottom of the tank continuously or at time intervals, it is fed into the area of the gas space, and it is directed vertically or at an acute angle toward the liquid level there in the form of at least one high-energy jet.

Abstract: A refueling process for cryogenic liquids, in which the cryogenic liquid in question is transferred from a storage tank into a receiving tank via a detachable line connection. Before or during the refueling process, the cryogenic liquid is cooled in the storage tank to a temperature that is below the lowest operating temperature intended in the tank and above the freezing point of the liquid. The cryogenic liquid is transferred into the tank through a filter with a fineness of 5 to 40 .mu.m, and its temperature is increased during the transfer to a value that at least approximately corresponds to the intended operating temperature in the receiving tank.