Abstract: A carrier or receptacle for a fishing lure attached to a fishing line comprises a housing adaptable for receiving the lure and having a base, opposed side walls, and opposed end walls. The side walls and end walls extend upwardly from the base, and are substantially parallel to each other thereby forming a generally box-like structure or housing. The housing further includes a slidable cover spaced from the base and substantially parallel thereto, which is adaptable for sliding between an open and closed position, thereby providing an enclosure or container for the lure.

Abstract: A polymeric spray shield assembly adapted to be connected to a support frame moved over plants growing in spaced rows from the earth and to be moved along the earth between the rows of plants while liquids such as herbicides not intended for contact with the plants in the rows are sprayed onto weeds between the rows of plants. The spray shield assembly comprises a polymeric spray shield having an inner surface defining a channel opening through an open side and front and rear ends of the spray shield, a top wall portion being adapted to have means attached thereto for suspending the spray shield from the support frame and through openings adapted to receive connector assemblies through which liquids are sprayed into the spray shield, and dependent opposite side wall portions. Stiff polymeric slotted end closure sheets are attached across the open front and rear ends of said channel to help retain the spray.

Abstract: A garage door includes a door connector assembly in operative communication with a garage door carriage track, wherein the connector assembly mounts a plurality of cables, wherein each cable is mounted along the garage door and secured to a respective latch assembly, whereupon lifting of the door removes latch bolts from an underlying garage floor, whereupon closure of the door directs the latch bolts into the garage floor, and the door connector assembly includes biasing spring structure to bias the door into communication with the garage floor to maintain the latch bolt positioning within the floor.

Abstract: A sash balance brake and pivot pin assembly for a sash window which maintains the window substantially square prior to installation is disclosed. The pivot pin extends outwardly from the window sash. The sash balance brake is disposed within a track in the window frame and includes a cam rotatably disposed within an expandable housing. The pivot pin has a collar for lateral engagement with the cam to prevent the window frame from bowing away from the window sash, thereby maintaining the window frame substantially square.

Abstract: Surface anomalies on pipe are removed preparatory to corrosion coating. The removal is conducted by brushing with wire brush elements or Comax brush elements which may rotate about axes parallel to the pipe axis or substantially radially off the pipe. Both kinds of brush elements may be used in combination. Before subjecting the pipe to brushing, the surface is particulate blasted to remove ferric oxide and better expose surface anomolies. After wire brushing, the surface is again particulate blasted to provide an anchor pattern of indentations promoting adhesion of the coating.

Abstract: A grinding machine utilizing multiple, parallel, endless, abrasive belts for simultaneously grinding several surfaces on a workpiece, such as cam lobes on a cam shaft. The grinding machine includes a contouring head assembly comprising a plurality of contour feed units, each contour unit including a curved back-up shoe, a back-up shoe holder, an adaptor for mounting the shoe holder, and a ball-spline mechanism is secured to the adaptor for transmitting power from a drive motor to the back-up shoe to press an abrasive belt, associated with the back-up shoe against a workpiece. A locating lip is defined on each adaptor, and a reference pad is established on the contouring head assembly.The adapters are divided into an upper and lower row, and the locating lips are formed oversized. One row of lips is ground to a desired distance from the reference pad, and the other row of lips is then ground relative to the previously ground row of locating lips.

Abstract: The invention provides a machine for grinding and bevelling ophthalmic glasses of the type comprising a carriage (1) mounted to be movable in translation and in oscillation in a direction parallel with and perpendicular to a shaft (5) carrying at least one grinding wheel (4, 4A), and means for measuring the distance (L1) between the plane (PO) tangent to the pole (0) of the convex face of the glass (3) and the edge of the convex face, characterized in that the measuring means comprise means defining a reference surface (S) which is connected to move axially in translation with the grinding wheel, extends in a radial plane perpendicular to the axis of rotation of the grinding wheel and with which at least one point of the edge (A) of the convex face of the glass (3) is brought into contact by a movement in translation of the carriage (1), a sensor (18) for measuring the movements in translation of the carriage (1) relative to the grinding wheel (4) and means (12) for analyzing and processing signals from the s

Abstract: A process for machining mils and similar work pieces, especially for grinding the roll surface to a desired shape which process is characterized by continuously meshing the distance between the part of the work piece (1) which is subjected to working and a reference measuring means, preferably a measuring point of the tool or means cooperating therewith, which depends on the position of the working tool (2), with a distance measuring means (4), as well as the temperature of the work piece at or close to the spot of working and/or the distance measuring point with a temperature measuring means (3), submitting signals corresponding to the measured value from the distance and temperature measuring means resp.

Abstract: A bifocal contact lens is provided having a posterior surface that is formed to fit a human cornea and an anterior surface. The bifocal contact lens has an upper portion and a lower portion when viewed in a planar view. The anterior surface includes a distance vision surface and a near vision surface. The distance vision surface is substantially semicircular in form and located in the upper portion of the bifocal lens. A near vision surface is disposed within the lower portion of the bifocal contact lens and also surrounds the distance vision surface.

Abstract: A blade sharpening device (8) easily connectable to a source of rotating power, such as a battery powered hand drill (66), and having a guard member (14), a selectably locatable handle member (16/16') attached to the guard member, and hand-manipulatable means for maintaining the grinding surfaces of the sharpening device at a desired grinding angle and moving it along the length of the blade edge. The guard extends completely over the width of the rotatable sharpening members (10 & 58) and over about eighty (80.degree.) degrees or approximately a quadrant (ninety degrees) of their sides and provides an upper, curved surface (18) or a side, flat surface (19), depending on which handle location (30/28) is used, against which the user's hand can be rested for greater control and stability of the sharpener when in use on, for example, a lawn mower blade (62) which is still attached to the lawn mower drive shaft (63) at the underside of the lawn mower housing (64).

Abstract: The invention relates to a honing tool for carrying out honing working of a work with high accuracy and super precision finishing method using the honing tool. The honing tool is mainly constituted by a pilot section (5), a rough grinding section (7), a finish grinding section (10) and a correction section (13). The honing tool is sent at rapid speed while being reciprocated little, and the machining working and correction finishing of the straightness are carried out thereby the honing working is carried out. According to the invention, the machining working efficiency and the working accuracy can be improved, and the honing finishing with high straightness becomes possible.

Abstract: A new snow stop includes a base, a support projecting from the base, and a restraining member attached to or made integral with and part of the support, wherein the base has a support opening therein, and the support is formed from a suitable foldable stock and is attached to the base, the support having a leg which projects upwardly from the base and which thrusts through the support opening of the base, and the support having a foot which lies underneath the base and which extends outwardly of the support opening of the base. A method to make the snow stop includes providing an intermediate restraining member and support having an extended leg with enough suitable foldable stock to provide a foot, inserting the extended leg of the intermediate through a support opening of a base, and folding the suitable foldable stock inserted therethrough to provide a foot of the support. Use of the snow stop can include attachment to a roof.

Abstract: A shower liner for use with ceramic tile consisting of a shell for polymer plastic body having a substantially flat bottom and a peripheral sidewall extending upwardly from the bottom.

Abstract: Support apparatus including a framing member for supporting at least one panel of a wall assembly and for supporting a structural member projecting outwardly from the framing member and the panel.

Abstract: A portable security wall for isolating an area on the ground includes an enclosure wall comprised of a plurality of sections, a plurality of post members for mounting the wall on the ground, and a plurality of weighted post support members for supporting the post members. The wall can be made of separate rigid sections or, alternatively, a continuous flexible band with a plurality of longitudinally-spaced pockets for receiving the post members. The pockets define the sections of the wall. The wall can also be made of separate flexible sections which may be wound on or unwound from elongated shaft members by applying a rotary force, e.g., through use of a motor. The wall may be made tall to block the public's view of the area and two tall walls may be connected together to form a canopy.

Abstract: A dome shaped roof structure suitable for a stadium for indoor athletic sports is disclosed. The dome shaped roof structure comprises a main frame for covering the inside of the stadium and a reinforcing frame. The reinforcing frame comprises: cables disposed in the inner side of the main frame and extended radially from the central portion of the main frame to the bottom peripheral border; circular cables disposed concentrically about the peripheral border of the main frame; and strut members that have each upper end connected to the steel member of the main frame at an intersecting point of the radiating cables and the circular cables, and the strut members vertically supported by the radiating cables and the circular cables; and wherein tension is introduced to the radiating cables in the direction of the bottom peripheral border and the outer ends of the radiating cables are fixed with the main frame, so that the steel members of the main frame are thrust up by the strut members of the reinforcing frame.

Abstract: A two piece tombstone monument cut with a matching tongue and groove. Removed segments of the tongue provide cells for interring urns or other containers of cremains.

Abstract: A modular building structure for converting an existing building interior to a convenience store or the like comprises a grid made up of a first set of parallel metal tubes supportable by levelers on an existing floor, and a second set of parallel metal tubes supported on, and extending orthogonally to, the tubes of the first set. Rectangular metal floor panels are supported on the grid. The panels have aprons along two opposite edges for resting on tubes of the first set, and the other two edges rest on tubes of the second set. The grid tubes are engaged with feet extending horizontally from upright, wall-panel supporting posts. The feet are identical and each is adapted to receive and support grid tubes of either set.

Abstract: A repair system and method for wooden power poles which includes a rigid reinforcing post member having a longitudinal bend formed therein and attachable to the outside surface of a pole to be repaired in overlying relation to the weakened rotted portion thereof, and means for attaching a driving mechanism to the upper portion of the reinforcing post member, and including means for attaching adjacent partially overlapped post members to the upper exposed portion of the pole to be repaired.

Abstract: An acoustic door system including an improved peripheral seal and a lower adjustable seal. An acoustic door swings on camming hinges which raise the door upon opening. A lower vertically adjustable U bracket has a lower neoprene sealing strip which contacts the threshold of the door frame. The peripheral seal has a portion compressed between the marginal edge of the door and frame and a portion compressed between the door panel and frame, providing acoustical sealing between the frame and two perpendicular surfaces of the door. In another form, an improved astragal gasket is compressed in the central gap between a pair of doors, the gasket also contacting an inner panel of both doors.

Abstract: A modular building system having two or more elongated hollow profiled frame members and female and/or male fasteners which separably connect the frame members to each other. Each frame member has smooth, plane and at least substantially uninterrupted external surfaces, at least one longitudinally extending stiffening core with a longitudinally extending at least partially tapped hole, at least one longitudinally extending outer wall adjacent an external surface and spaced apart from the core, and at least one pair of longitudinally extending sidewalls which connect the core with the outer wall. The outer wall, the core and the sidewalls define a longitudinally extending chamber which is located between the outer wall and the core and is flanked by the sidewalls. Male fasteners can extend transversely of the outer wall and core and into the holes in the cores of adjacent frame members or into transversely extending tapped bores of adjacent frame members.

Abstract: An exterior finishing system for a building, including particularly an exterior insulation system, which includes a fibrous mat-faced gypsum board, preferably a board in which the set gypsum core thereof is water resistant, and preferably one in which the set gypsum core is sandwiched between two sheets of porous glass mat, with the outer surface of at least one of said mats being substantially free of set gypsum, and means for preparing the board, including control of the viscosity of the aqueous gypsum slurry from which the set gypsum core of the board is formed. Also, the use of fibrous mat-faced gypsum board as the shaft liner panel in a shaft wall assembly.

Abstract: A bond beam Channel structure and Pilaster Channel structure for use in forming wall structures of blocks are provided. Each Channel structure comprises a pair of Channel members. A plurality of elongated ties connect the two Channel members together, defining a space therebetween. The space allows concrete to be poured between the Channel members, providing structural integrity to the wall structure. Each tie includes a slot configured to receive at least one rebar in a position substantially transverse to the tie, for providing additional structural integrity to the wall structure.

Abstract: A re-bar clamp assembly for use in forming concrete footings that require the reinforcing steel rods to be spaced upwardly at a predetermined height above the ground so that when the concrete is poured into the footings the reinforcing bars will be completely encapsulated by the concrete. One of the forms of the re-bar clamp assembly is formed of a pair of first and second C-shaped clamps that are attached to each other in a stacked vertical orientation but with the open mouth of each clamp oriented substantially 90 degrees away from each other. Thus when the re-bars are snapped into the clamp assembly they will be oriented at 90 degrees to each other. A second form of the re-bar clamp assembly has a horizontally oriented C-shaped clamp that forms a slot for detachably curved finger extending re-bar steel rod. A resilient spring finger on the C-shaped clamp extends inwardly above the stake slot area and fictionally holds the clamp at any predetermined height on the stake.

Abstract: At least one scored screw is driven into the squeak area with a specialized driving bit and an alignment and depth control fixture. The alignment and depth control fixture is used to direct the scored screw to the proper point into the floor so that the scored area is at or beneath the surface of the floor. The driving bit can stop driving the screw at the desired position. After the alignment and depth control fixture is removed, a gripping tool is used to apply force to the screw and break the screw at the prescored position. The barrel of the screw being left in the floor locks the floor or the step to the desired support. One screw or series of these screws in usually an arcuate or a radial fashion around the squeak area, can eliminate the squeak.

Abstract: The present invention provides a frame constructing method for constructing frames for reducing the cost for assembling frames, for making it possible to execute the construction works under any weather conditions, further for shortening the term of works, and for enabling to improve safety in the executions, to automate the executions and to save labor.

Abstract: A new and improved ceiling sheet installation apparatus includes a set of four ceiling-mounted sheet material support assemblies. Each sheet material support assembly includes a ceiling mounting portion and a sheet retaining portion. The ceiling mounting portion includes a channel for receiving a fastener for attaching to a fixed object in a ceiling. The sheet retaining portion includes a sloped upper surface for receiving an edge of the sheet material and for retaining the sheet material adjacent to the ceiling by supporting the edge of the sheet material. With the sloped upper surface, the edge of the sheet material is wedged between the sloped upper surface and the ceiling. The channel is oriented in the ceiling mounting portion such that the sheet material support assembly is capable of selectively rotating around the fastener to and from two positions.

Abstract: A carton loading system has a carton carrier movable along a carton carrier support track driven by a continuous conveyor. The continuous conveyor has a first path segment in which the continuous conveyor drives the carton carrier along the track while a carton is placed into the carton carrier from a carton storage magazine by a carton transfer device. The continuous conveyor also has a second segment with a first portion arranged such that the conveyor is disengaged from the carton carrier to allow the carrier to a stop, permitting loading of the carton. At the loading station an accumulator may be positioned to load the carton. The second portion of the second segment is such that conveyor re-engages the carton carrier so that the carton carrier moves again along the track. The carton may be discharged from the carton carrier while the carton carrier moves along the track. The system may be adapted to provide for adjustable components such that cartons of differing depths can be accommodated.

Abstract: A container sealing apparatus wherein a strip of closure material can be transported intermittently a desired distance at a time, and this distance is variable in accordance with the size of containers to be sealed to achieve savings in the material without wasting. The closure material is affixed to the opening edge portions of containers at a sealing station, and a closure is blanked out from the material affixed to each container, along the opening edge portion by a cutter before the container is delivered from the sealing station. The closure material is transported by means operable independently of the container transport operation.

Abstract: A method of making a packaging bag from a wrapper sheet includes the following steps: forming a continuous sleeve from the wrapper sheet; forming a longitudinal seal inward of and adjacent to a longitudinal folded edge of the wrapper sheet by bonding overlapping longitudinal edge portions of the sleeve to one another; forming a transverse seal bonding overlapping sheet portions to one another; cutting a tear-open slit through at least three layers of the wrapper sheet in the transverse seal in an area of intersection with the longitudinal seal; transversely severing the sleeve to provide a packaging bag having an open end spaced from the transverse seal; charging the packaging bag with goods through the open end; and forming an additional transverse seal bonding overlapping sheet portions to one another for closing the open end.

Abstract: Devices for packaging selected items. More particularly, the present invention relates to devices for continuously packaging selected items in a controlled atmosphere enclosure. Further, the present invention relates to devices for continuously sealing containers containing selected items in a controlled atmosphere.

Abstract: A continuously operating machine is provided for wrapping articles with a heat shrinkable plastic film automatically and sequentially. Articles are continuously, translated along a horizontal pathway. At a first station, articles are longitudinally circumferentially tubularly overwrapped and sealed. At a next succeeding station, the so overwrapped articles are cross sealed and separated (cut). At a last succeeding station, the resulting wrapped articles are subjected to thermal film shrinking. The cross sealing and separating brings a continuously rotating heated knife and an opposed cross bar into a predetermined registration with the interspatial region between succeeding articles. The registration time duration can be regulated and increased to values substantially in excess of the momentary contact time existing in normal rotation and tangential point contact.

Abstract: An apparatus for filling flexible bags includes an endless conveyor having a generally horizontally oriented upper run; and a plurality of bag holders mounted on the conveyor and distributed therealong. Each bag holder includes two cooperating plates extending upwardly from the upper (working) run of the conveyor and movable towards and away from one another.

Abstract: The mowing apparatus is made up of a long, narrow cutting assembly, a boat and two booms, one on each side of the boat, attaching the cutting assembly to the boat. There is a flotation tank at each end of the cutting assembly and the forward end of each tank is pivotally attached to the aft end of a boom. The forward ends of the booms are pivotally attached to the boat at about gunwale height and well toward the bow. All the pivotal connection axes are horizontal and perpendicular to the vertical plane through the centerline of the boat, allowing the cutting assembly to be raised and lowered between the surface of the water and the bottom of the body of water. The raising and lowering are done by allowing water into the tanks to cause the cutting assembly to sink and forcing the water out of the tanks with air to raise the cutting assembly. The cutting assembly is a sawtoothed blade operating between two sawtoothed plates. The end wise oscillations of the blade are powered by a pneumatic actuator.

Abstract: A hand-held apparatus is disclosed for collecting seeds from plants. The apparatus has an elongated handle with a rotary brush-like unit rotatably attached to one end of the handle. The rotary unit has a plurality of seed stripper elements extending radially outwardly from and operatively spaced around the unit. Drive means are provided for rotating the unit and seed containment means are attached to the handle and extend adjacent the unit for catching seed which is stripped off the plants by the seed stripper elements. A conventional string trimmer may be converted into a seed stripper of the invention by removing the string trimmer head and replacing it with the rotary unit of the invention.

Abstract: In the case of a spinning machine for the spinning of yarns from slivers with a can feeding, the slivers are transported from the cans to the spinning stations by a belt which is provided with holding elements which hold the sliver on its surface. The holding elements may comprise surfaces which guide the sliver laterally by a frictional engagement or may have devices so that the sliver adheres with its supporting surface to the belt. Advantageously, two slivers are transported by one belt.

Abstract: A draw texturing machine comprises a first heater for heating a yarn, a false twisting device for imparting twists to the yarn, and a cooling plate, disposed between the first heater and the false twisting device, for cooling the yarn which has been heated by the first heater and for inhibiting vibration of the yarn so as to allow the yarn to run in a stable manner. The cooling plate is provided with a yarn threading groove member having a bottom portion with which the yarn runs in contact and wall portions connected to the bottom portion to form a concave, downwardly directed opening. The wall portions of the yarn threading groove member are provided with a plurality of holes, and the bottom portion of the yarn threading groove member is provided with no holes.

Abstract: Thrust modules are provided at the distal ends of a low aerodynamic drag rotor. The rotor is affixed at a central hub to a shaft, and rotates about an axis defined by the shaft. In the preferred embodiment the thrust modules are ramjet engines, and the ramjet inlet captures and compresses an impinging inlet air stream. The compressed air stream thus provides oxygen for mixing with a fuel which is supplied to the ramjet thrust modules from a convenient fuel source such as natural gas. The fuel is oxidized in the thrust modules to produce combustion gases. The gases expand, and the exhaust flow creates thrust which is substantially tangential to the circumference defined by the distal end of the rotor. The gases expand to motivate the ramjet engine to rotate about the shaft at supersonic thrust module velocities, producing shaft energy.

Abstract: A thrust reverser system for a turbine engine of the type having a central relatively hot gas generator nozzle conducting a core flow and a relatively cold duct conducting a fan flow and surrounding the hot flow, a pair of thrust reverser door, each of the doors being pivotally mounted on an axis which is substantially diametrically positioned with respect to the exhaust nozzle of the engine so as to pivot between a stowed position in which the doors are out of the direct path of exhaust from the engine and a deployed position in which the doors are in the path of the engine exhaust for deflecting the exhaust and creating a braking thrust, a flow modifying arrangement acting on the hot gas generator nozzle for simultaneously decreasing the total pressure of the core flow and increasing the total pressure of the fan flow by increasing the area of the hot gas generator nozzle at the discharge end thereof and moving the boundary between the hot gas and cold gas flows radially outwardly.

Abstract: The generation of electricity via a steam turbine-driven generator is improved by mixing high-pressure fuel gas with the steam supplied to the turbine. The turbine discharge is separated into gas and steam condensate. The gas is burned to convert the condensate into the steam supplied to the turbine. Maximum benefits of such operation are attained by conducting the combustion of the separated gas with a porous fiber burner to suppress the formation of air pollutants.

Abstract: Past systems have attempted to provide a combustion system to reduce NOx pollution, however, such methods have failed to attain adequate reductions in NOx pollution. The present system or structure for for reducing NOx includes a pilot fuel system and a premixed supply system to reduce the NOx to a workable level. The pilot system uses a device for supplying combustible fuel to the fuel injection nozzle generally along a combustion axis during all or a portion of the operating conditions of the engine. Low NOx is maintained by using a device for supplying combustible fuel into each of a plurality of spaces formed between a plurality of swirler vanes. Low NOx is further maintained by having the cooling fluid used to cool the fuel injection nozzle mixed with the fuel and air from the spaces prior to entering the combustion chamber.

Abstract: A cryogenic technique for recovering pure products from a mixture of at least three close-boiling components. A preferred process is provided for separating a hydrocarbon mixture containing an alkene (i.e. ethene or propene), corresponding alkane having the same number of carbon atoms and at least one heavier hydrocarbon component. The improved process comprises: feeding the hydrocarbon mixture to a first distillation tower having an upper reflux stage; recovering a first overhead vapor stream rich in alkene and alkane from the first distillation tower and passing the first overhead vapor stream to a middle distillation stage of a second multi-stage distillation tower; recovering a second overhead vapor stream rich in alkene from the second distillation tower; adiabatically compressing the alkene-rich vapor stream and passing the compressed vapor to a second distillation tower reboiler stage. This provides a heat pump for cooling and condensing the compressed vapor and heating a liquid reboiler stream.

Abstract: A method and an arrangement for compressing gas in a compressor station for a gas pipeline, especially in areas of permanent frost, wherein the gas is supplied in the gas pipeline to the compressor station at an entry pressure and the gas is returned to the pipeline for further transportation in the pipeline at a desired exit temperature and at an exit pressure which is higher than the entry pressure. The gas is initially compressed at least during individual time intervals to an excess pressure which is substantially higher than the desired exit pressure. The compressed gas is then cooled by heat exchange to a temperature above the desired exit temperature. Finally, the gas is further cooled to the desired exit temperature by expanding the gas from the excess pressure to the exit pressure.

Abstract: A method and apparatus for controlling temperature and humidity of an air stream by chilling a cold storage material and warming a heat storage material by evaporation and condensation respectively from a fixed capacity refrigeration cycle, and selectively cooling and warming the air stream by controlled heat transfer from the cold and heat storage materials.

Abstract: Volatile, toxic organic pollutants are removed from drinking water by partially filling a container with water and drawing a vacuum in the space above the water so that the pollutants exit the water into the space above the water for subsequent dispersement into the atmosphere.

Abstract: A quick cooling air conditioning system that uses a pressurized reservoir to preserve refrigerant in liquid form after the shutdown of air conditioning compressor. The quick air cooling is achieved by the vaporization of liquid refrigerant, supplied by refrigerant reservoir, at the startup of the conditioning system.

Abstract: A cooling system which is modular and capable of maintaining a variety of pre-selected temperatures for a plurality of liquids being dispensed and/or a plurality of spaces being air conditioned. A single refrigerator unit has a chilled glycol distribution line connected thereto and through which the chilled glycol is pumped. One or more cooler modules are tapped into the glycol distribution line at points wherever desired. The modules contain a low boiling refrigerant, a fluid tube carrying a relatively warm fluid (liquid or air), a cooling tube connected to the distribution line run and a flow control valve responsive to pressure changes in the module for permitting flow of chilled glycol thereinto and being adjustable to achieve the desired temperature of the fluid within the fluid tube.

Abstract: A controller for controlling an air conditioner comprises a room temperature sensor for measuring a room temperature, a room temperature change computation circuit for computing a difference between the room temperature and a set temperature, an outdoor temperature sensor for measuring an outdoor temperature, a neural network for computing load on the air conditioner according to the temperature change, outdoor temperature, and room temperature, and a controller for controlling, according to the computed load, the operation frequency of a coolant compressor by controlling a compressor motor through a variable frequency circuit, thereby speedily bringing the room temperature to the set temperature and stably maintaining the room temperature at the set temperature. The neural network learns various operation characteristics of a refrigerating cycle of the air conditioner, and according to a result of the learning, controls the air conditioner.

Abstract: An improved ground source heat pump system wherein the subterranean piping installation comprises modular heat exchange units. Each modular heat exchange unit comprises a plurality of parallel secondary or branch conduits. The use of multiple parallel secondary conduits significantly increases the heat exchange capacity of the system. Because of the increased efficiency of such a system, less piping is required, which in turn reduces the cost of labor and materials to install such a system and the area of land mass required to contain it. Moreover, because the heat exchange units are modular, they can be prefabricated at a remote site and then conveniently transported to construction site and installed much more quickly than the extended lengths of conventional piping.

Abstract: A system for cooling fluid stored in a generally cylindrical container is disclosed. The system includes a generally cylindrical hollow coil element having an engaged orientation for engaging the container and at least one disengaged orientation in which the container is disengaged. The hollow coil element is configured to provide thermal engagement between a refrigerant fluid located interiorly thereof and the container when the hollow coil element is in the engaged orientation. The hollow coil element includes at least one elongate hollow element with a nonuniform generally spiral configuration, wherein the spiral defines a plurality of turns of the elongate hollow element. There is also disclosed a system for cooling gaseous fluid stored in a selectably disengageable container.