Abstract: A safety cutter knife includes a cutter blade and a hold down bar arranged in a housing in a parallel manner and respectively slidable in and out of the housing, a spring member mounted in the housing to force the hold down bar out of the housing, a first lock member for locking the hold down bar in the extended position, and a second lock member for locking the hold down bar in the received position.

Abstract: A safety razor includes a handle and a blade unit having at least one blade. The blade unit is connected to the handle for a pivotal movement relative thereto. One of the handle and the blade unit has a concave portion formed on its surface. A relative movement transfer member is formed between the handle and the blade unit for transferring a relative movement between the handle and the blade unit caused by the pivotal movement. A return force generating member is formed in the concave portion for generating a return force for the blade unit in response to the relative movement transfer member. The return force generating member includes a holding structure for holding a part of the relative movement transfer member, and an elastic member connected to the holding structure for generating the return force in response to the relative movement transfer member.

Abstract: A trim installation tool, attachable to the jamb of a window or door, which aids in the installation of trim. The tool provides for the marking of a consistent reveal around a door or window when installing trim. The tool also provides a surface which may be used to provide support to the end of a tape measure when performing measurements. Additionally, the tool may provide support for the trim being installed around the door or window.

Abstract: A level includes a body having first and second arms attached to each other for relative pivotal movement about a pivot axis between open and closed positions. The level also includes a bubble vial mounted to the body and having a longitudinal axis coaxial with the pivot axis. Movement of the arms from their closed position to their open position exposes a measurement portion of the first bubble vial for use. Movement of the arms from their open position to their closed position shields the measurement portion of the first bubble vial within the body to protect the bubble vial from damage during storage.

Abstract: A circular saw alignment system and method, the system having a first longitudinal member securable to a saw arbor and a second member perpendicular to the first member. The first member having one or more locating devices. The locating devices can be bubble indicators or dial indicators located at the first or second end of the second member.

Abstract: A template kit which consists of several different templates that can be used to mark or scribe openings for the installation of electrical boxes, box covers, and light fixtures in walls, cabinets, partitions, ceiling tiles, or any other flat surface. A generic version of a template in this kit is template 10. Each template in this kit will be made of a flat, transparent, and lightweight material 14 preferably plastic or Plexiglas. The thickness 12 of each template is approximately 3/32?. Each template will have either a “cross hair” or “dot” 16 marked on it to aid in aligning the template on a flat surface. The opening for the electrical junction box or box cover is marked on a surface around the periphery of the template. The periphery of each template in this kit are manufactured to a specific dimension to best match it to one of the many different shapes of electrical boxes, box covers, and light fixtures.

Abstract: A depth checking device includes a body member, a pressing member, a checking member and an adjustment nut. The body member defines a stepped through hole forming a stopping surface inside. The pressing member includes a first end and an opposite second end. The first end includes a first end surface defining a first opening. The second end defines a second opening. The checking member is mounted in the stepped through hole and includes an indication end adjacent to the first end and a probe end. The indication end includes a second end surface. The adjustment nut is screwed on the checking member and supported by the stopping surface in a position where the first end surface is coplanar with the second end surface and the probe end protrudes from the body member with a protruding length of the probe end same as a designed depth of a fixing hole.

Abstract: The picture hanger placement device (10) compensates for the span between a picture hanger fastener and the lowermost portion of a picture hanger hook, (the bight) (B). The device includes a plate (12) that has a handle (54) at the top and a hook-type picture hanger (30) at the bottom. An adjustable slide moves within an elongate slot (26) between the top and the bottom of the plate. A picture hanger position marker is attached to the back of the slide. The slide is adjusted according to the dimensions of a picture hanger bracket (H) so that the picture hanger position marker marks the spot on a vertical wall where a picture hanger fastener (such as a nail) should be placed so that a picture hanger bracket (H) retains the picture in the desired position.

Abstract: A measuring device generally comprises a base unit housing an extensible cable; the cable including a free end for placement by a user at a point being measured. The base unit, placed in line of sight of the point, includes: a base; a first carriage rotationally attached to the base about a turn axis; and a second carriage rotationally attached to the first carriage about a pitch axis. Servoed motors rotate the carriages to align them with cable path to the point. The turn angle, the pitch angle and the cable length are measured to determine the point's location. A plurality of points determines a surface. The user uses a programmed PDA with a radio to communicate with the base unit.

Abstract: A portable air-blowing device comprising a collapsible bulb structure that draws in air through a filter that is removably connected to the bulb and, upon manipulation by squeezing the bulb, expels the filtered air inside the bulb out through a nozzle that can be selectively directed upon a surface or object that the user desires to be cleared of dust. Inlet and outlet valves are part of the bulb structure, regulating the flow of air such that air flows in only one direction, in through the inlet and filter, and out through the outlet and nozzle.

Abstract: A method of drying a honeycomb formed article, in which the honeycomb formed article can be dried in a short time while prohibiting occurrence of defects such as deformation, breakage and the like. There is provided a drying method of an unfired honeycomb formed article including raw material composition containing ceramics raw material, water, and binder, and having a plurality of cells, the cells being separated by partition walls to be passage of fluid, and electromagnetic wave drying is performed to dry the honeycomb formed article after the honeycomb formed article is preheated by steam.

Abstract: A device for obtaining energy carriers from moist biomass includes a dehydration device for mechanically pre-dehydrating the biomass, and a drying step for post-dehydrating the pre-dehydrated biomass via the addition of heat. The dehydration device includes a first dehydration step and a second dehydration step, which is combined with the drying step to form a single assembly.

Abstract: A household appliance for drying damp laundry that includes a heating device that generates warm air, a laundry drum for accommodating laundry, a motor for driving the laundry drum, a measuring device that measures a dampness value or a measured value of the laundry, a temperature measuring device that determines a temperature variable in response to a predetermined dampness value or a measured value of the laundry being reached, and a controller for controlling the heating device and the motor, for analyzing the dampness value or the measured value of the laundry, and for terminating drying based upon the temperature variable corresponding to a respective laundry type or a respective state of loading of the laundry drum.

Abstract: An ornamental sandal, with cut outs of text, symbols, logos, or designs on the upper strap to allow penetration of the exposed cut out areas of the epidermal skin on the foot surface to the sun's ultraviolet rays to produce a temporary tanned tattoo-like effect on the skin after the sandals are removed from the feet. The user of the sandal has the option to choose the type of text, symbol, logo, or design when purchasing the sandal. Alternatively, the user may interchange upper straps to display preferred text, symbol, logo, or design of choice to suit the occasion, or have sandals custom made to the user's specifications.

Abstract: Disclosed is footwear, such as a sandal, having an outsole, an insole, and an upper. The upper is attached to the outsole and/or the insole and is meant to hold the foot in place when the sandal is worn. The outsole includes a bottom surface and a sidewall extending upwardly from the bottom surface to provide an area of insertion for the insole. The insole is comprised either partially or fully of a gel or gel-like substance and is placed within the gel insole receiving area of the outsole. The gel insole can be manufactured within the gel insole receiving area or manufactured separately and placed within the gel insole receiving area.

Abstract: Shoe with detachable sole and vamp, in which: the sole (1) has an upper surface (2) on which several tubular elements (4) are applied spaced from each other by a preset value; the vamp (7) has a lower surface (6) on which there are applied several tubular elements (8) spaced from each other by a preset value; the vamp (7) can be positioned onto the sole (1) by positioning said lower surface (6) of the vamp (7) onto the upper surface (2) of the sole (1) with the insertion of the tubular elements (8) of the vamp (7) between the tubular elements (4) of the sole (1); and the vamp (7) is detachably anchored to the sole (1) by inserting a wire (9) through the said tubular elements of the sole and the vamp after positioning of the vamp onto the sole. Said tubular elements of the sole (1) are placed according an open annular path, with two tubular elements (40, 41) disposed in correspondence of a respective end of the open annular path and communicating with the outside of the sole (1).

Abstract: The present invention is directed to a disposable shoe insole strip which includes top and bottom layers, each layer having outer edge portions and may include a deodorizing and/or antiperspirant agent impregnated within. The shoe insole strip may be clear, transparent, colored transparent or may include designs and patterns to add interest to a shoe's insoles. The top layer is preferably formed into a thin, transparent strip in the shape of at least a portion of a foot sole with a non-slippery, sweat absorbent surface for providing protection from sweat, dust, dirt and/or other stains e.g. spilt liquids, colored juices, etc., which discolor a shoe's insoles. The bottom layer includes a transparent layer of adhesive for removably attaching the shoe insole strip to a shoe's interior and/or the easy removal of the shoe insole strip from the footwear once the shoe insole strip is worn and/or ready to be discarded after use.

Abstract: An insole for placement in or on an article of footwear to support all or a portion of a wearer's foot, comprising: a base shell support layer having an upper surface, wherein the base layer includes a heel support portion, a plurality of substantially rigid particles disposed on the heel support portion, and an upper layer, the upper layer overlying and being secured to the base layer, the upper layer overlying the particles and maintaining them in an area between the upper layer and the base layer.

Abstract: A sandal having easily adjustable straps that allows a user to quickly modify the tightness of the sandal to adjust to the exact dimensions of the user's foot in order to secure the most comfortable grip for either casual or athletic activities. The sandal exhibits a lightweight, robust, high strength, flexible construction including an elongated sole for supporting a foot, where the sole has a toe end and a heel end, a center toe strap, an interior strap, and an exterior strap. The toe strap is anchored in the toe and includes a distal end fixedly connected to a pivot means, such as a buckle, for securing and redirecting the side straps. The interior and exterior straps are fixedly secured near the middle of the sole of the sandal and extend forwardly with a slip fit through the front pivot means, then rearwardly back upon themselves.

Abstract: This invention relates to shoe outsoles, for sport and street wear, which exhibit a resistance to the adherence of foreign material. Certain adherence modifying agents, which help resist the adherence of foreign material, can be either incorporated into materials from which a shoe's outsole or outer are formed, or applied as a coating thereto.

Abstract: A sole for an article of footwear is provided. The article of footwear defines a lateral edge, a medial edge, a forefoot region, a midfoot region and a heel region. The sole includes an outsole having a thickness and at least one slot in the outsole. The slot extends in a substantially longitudinal direction. A longitudinal centerline is defined midway between the lateral edge and the medial edge. The slot crosses over the longitudinal centerline in at least one of the forefoot region and the midfoot region. An article of footwear having the sole attached to an upper is also provided.

Abstract: The invention relates to a shoe with a sole unit, where the sole unit includes a recess for removably receiving a housing of an electronic assembly, for example, an electronic pedometer, an accelerometer, or a speed sensor. Further, the invention relates to a housing for receiving an electronic assembly, for example, a pedometer, an accelerometer, or a speed sensor, where the housing has an outer shape corresponding to the shape of a recess formed in a shoe sole.

Abstract: The therapeutic system of the preferred embodiments includes a foot platform having a lateral segment and a medial segment. The foot platform is coupled to the foot of the patient and supports the body force of the patient. The foot platform functions to move the foot from an equilibrium position to an activated position. The transition of the foot between equilibrium position and activated position, preferably occurs substantially instantaneously once the foot platform supports greater than substantially half of the body force.

Abstract: A method of preventing a lower portion of a cuff of a trouser leg extended over a heel on a shoe from dragging on the ground comprising the following steps: a) providing a fastener; b) attaching one side portion of the fastener to an upright rear peripheral side portion of the shoe; and, c) configuring an adjacent rear side portion of the cuff to releasably attach to the one side portion of the fastener. When the shoe is seated on the ground and the fastener is releasably attached to the adjacent trouser leg, a rear lower edge portion of the cuff is thereby releasably attached to the shoe and held above the ground. In a preferred aspect of this invention the fastener comprises a releasable coupling having mating side portions. The one side is portion of the coupling is attached to a heel of the shoe, and wherein the other side of the coupling, adjacent to the rear side portion of the cuff, is attached thereto.

Abstract: A vehicle is disclosed that is configured to automatically maintain a depth of the blade during pitching of the blade. A method for utilizing the same is also disclosed.

Abstract: In a working vehicle in which a backhoe support frame for reinforcing is provided in a rear end portion of a vehicle body frame, and a transmission case is mounted on a rear portion of the vehicle body frame so as to be close to the backhoe support frame, each of support brackets provided in an outer side surface of a rear portion of each of main frames constructing the vehicle body frame so as to protrude outward is connected to a protruding end portion protruding to rightwardly and leftwardly relative to each of lower brace members in a reinforcing plate supporting a lower surface of the transmission case in a state in which a rear axle case protruding outward from the right and left side surfaces of the transmission case is sandwiched from upper and lower sides, in order to dissolve a risk that a load generated at a time of traveling in a backhoe installed state or at a time of an excavating work by the backhoe is propagated to the transmission case.

Abstract: A working vehicle in accordance with the present invention is provided with an engine mounted on a front portion of a vehicle body frame constructing a traveling vehicle body, a backhoe arranged on a rear portion of the vehicle body frame, a mower device arranged below the vehicle frame, a seating detecting means detecting a seating of an operator in a control seat on the traveling vehicle body, an engine stop mechanism stopping the engine, and a shift control means for controlling so as to increase and decrease forward and backward moving speeds of the traveling vehicle body. Further, in consideration for a safety at a time of an excavating work by the backhoe, the structure is made such that the engine stop mechanism is actuated at a time of operating the shift control means in the case that the seating detecting means is in an on state, and the seating detecting means is retained to the on state regardless of the seating of an operator in the case that the control seat is directed backward.

Abstract: An ironing station has a cabinet defining an interior space, an accessible storage area defined within the interior space of the cabinet, an ironing board stowably mounted in the cabinet for movement between a stowed position and a use position. The ironing board can be coupled to the cabinet via a non-vertical guide rail. A handle can be coupled to the ironing board to aid a user in moving the ironing board between the stowed and use positions. A multi-position docking station can be provided on the top wall of the cabinet for receiving an iron. A cover can be provided for selectively covering the docking station.

Abstract: An ironing station having an ironing board stowably mounted in the cabinet for movement between a stowed position and a use position, with a docking station provided on the top wall of the cabinet and having an electrical outlet.

Abstract: A scent strip is applied to envelopes and bags as well as greeting cards sold in stores and includes a plastic foam elastomeric substrate containing micro-encapsulated scented material. A marketing activation tab is affixed to a protective release liner to aid in manually peeling the liner off of the greeting card while at the same time preventing the greeting card from being inserted into an envelope used to send the greeting card, unless the protective security release liner is separated from the greeting card, enabling subsequent scent release by a recipient of the card. Also, the protective security release liner has a small window therein, enabling a prospective product purchaser to scratch the scent strip and sniff a small amount of sampled scented material passing through the small window from the scent material containing substrate, and yet preventing undesirable release of substantial scent material within a store selling the product.

Abstract: A novel holographic electric simulated flame generating device, characterized in that it comprises a light-diffusing plate and an electric circuit board disposed behind the light-diffusing plate; a group of LED electronic scanning light source array which irradiates directly upon the light-diffusing plate is disposed on the electric circuit board; each LED light on the LED electronic scanning light source array is controlled by a controller. The present invention attains simulated flaming effects by a specially processed light-diffusing plate and programming control method. It has the advantages of being noiseless, low-voltage, low power consumption and low manufacturing costs. The present invention is relatively simple in structure and therefore may be made lighter and thinner and then applied to a simulated flame apparatus as a flame generating device. As a result, the practical applications of the present invention are more diverse and human-oriented.

Abstract: A scrolling display system suitable for large public gatherings. This display comprises at least one display element itself comprising: a frame comprising a display window; two horizontal and parallel end rollers affixed by their extremities to the frame; a rectangular sheet of fabric carrying illustrations and having its ends wound around the end rollers; at least one horizontal guiding roller affixed to the frame and positioned to guide the fabric sheet and fold its path between the two end rollers; at least one horizontal weight roller positioned to maintain tension on the fabric; a programmable electrical motor configured to produce a predetermined amount of angular displacement; driving belts connecting the motor to the end rollers, to transmit the angular displacement to the end rollers. Display of desired illustration is achieved by scrolling the fabric sheet until the illustration faces the display window.

Abstract: A bar-top refrigerated liquid dispenser in which one or more housing walls include integrated back-lighted billboard display panels having side edges with embedded light emitting diodes and other edges with associated reflectors.

Abstract: The light production device includes at least one first light source associated with a principal waveguide. The principal waveguide includes an envelope for the propagation of the light, that has an index of refraction higher than the index of refraction of the internal part of the principal guide in contact with the envelope; the device includes optical injection means that are difference from the principal waveguide, the length of which is less than the length of the principal waveguide, and which allow at least a part of the light produced to be injected into said envelope of the principal waveguide, and diffusion means suitable for diffusing toward the exterior of the envelope, on at least a portion of the envelope of predefined length, at least a part of the light circulating in the envelope of the principal guide.

Abstract: A safety sign for a shooting shed or building at a shotgun range is disclosed. The safety sign is mounted on the building and moveable between an exterior warning position wherein a warning sign is displayed and visible exterior of the building, warning shooters that it is not safe to shoot, and an interior warning position wherein the warning sign is visible inside the building and provides warning to occupants that it is not safe to exit the building. Preferably, the safety sign is mounted near the exit door of the building and partially obstructs the exit when in the interior warning position so as to provide further warning to occupants not to exit the building.

Abstract: A product display tag comprising a front surface; and perpendicular side edges configured for attachment to a commercial product wherein the front surface is attached to the perpendicular side edges and a plurality of attachment sites for attaching said display tag to said product along the perpendicular side edges.

Abstract: A novel firearm includes an underarm gun stock. The stock of the firearm is to be positioned under the forearm of the firearm user. Alternatively, the firearm has no underarm stock, but the action and barrel of the firearm are disposed beneath the forearm or the wrist of the user. The novel firearms promote a more steady shot with a single hand, the ability to support heavier firepower in a more compact package, and other advantages not found in prior art handguns or rifles.

Abstract: Disclosed are firearms and grips for firearms. An example grip includes an ergonomic grip element with a plurality of operative positions that overhang from the firearm. The example grip element is rotatable about an axis of rotation, which is substantially perpendicular to the axis of the bore of the firearm, to one of the plurality of operative positions.

Abstract: A weapon grip assembly for attachment to a forward portion of a weapon is provided. The invention includes a base assembly supported for operative engagement by a handle. The base assembly includes clamps adapted to be secured to a forward portion of the weapon and further includes a post having a clamp end adapted to retain the clamps for pivot motion with respect thereto. The post of the base assembly is received within a bore of the handle, a mandrel being interposed between the handle and the clamps of the base assembly. As the base assembly is drawn into the handle, by rotation of the handle about the post of the base assembly, the mandrel receives the clamp end of the post, with an upper free surface thereof engaging the clamps for pivoted closure about a portion of the weapon in furtherance of securing the weapon grip assembly thereto.

Abstract: A stock interface can be slipped onto and attached to a standard CAR buffer tube. The stock interface provides structures for attaching a butt stock and stock interface attachments such as an ergonomic attachment, a container attachment, and a power attachment. Small arms ergonomics can be improved by providing a better cheek weld via an ergonomic attachment. Container attachments provide storage. Power attachments provide electrical power for items such as electronic sighting systems, lasers, lights, or any of the other electronic devices attached to a small arm.

Abstract: A fishing reel, such as a spincast reel or a spinning reel, has a clutch assembly mounted on a shaft adjacent to the rotating component, the clutch assembly for frictional engagement with a rotating component. The clutch assembly has a first and a second protuberance. A bite alert contact is located for engagement with the first protuberance. A calibration member is adjacent the clutch assembly for engagement with the second protuberance. The calibration member provides a selectable amount of resistance to rotation of the clutch assembly, thereby regulating an amount of rotational force required to activate the bite alert contact. The fishing reel may further include a sensitivity switch for adjusting the selectable amount of resistance provided by the calibration member, which may adjust the resistance in discrete amounts.

Abstract: A fishing lure manufacturing method is provided which includes automated and manual manufacturing methods for forming liquid plastic material into a lure having an embedded reinforcement. The method includes a rigid mold with a relief of the fishing lure to be created, and a rigid head pin and two rigid tail pins within the mold for holding an elongated reinforcement therein. A plurality of reliefs are arranged adjacent to one another in a mold. Reinforcement is strung between reliefs and around the pins forming an elongated V-shaped reinforcement within the lure relief. The relief is filled with liquid bait material, and the material encapsulates the reinforcement integrating it in the lure body as the material cures. The exposed reinforcement is cut away and the resulting lure has a head cavity at the base of the V-shaped reinforcement for alignment and insertion of a fishing hook.

Abstract: A method for securing a flexible line includes winding a first section of a flexible line from a first end to a second end of a helical coil so that the first section of the flexible line is received between a plurality of first volutes of the helical coil. A second section of the flexible line is then extended from the second end of the helical coil back to the first end of the helical coil. A third section of the flexible line is then wound from the first end of the helical coil to the second end of the helical coil so that the third section of the flexible line is received between the plurality of first volutes. A fourth section of the flexible line is passed between a pair of second volutes of a retaining formation extending from the second end of the helical coil.

Abstract: The trap consists of a prism-shaped main body (1); 8-shaped jaw membrane (2), see FIG. 6, made out of a single piece of metal wire and loosely attached to a J-shaped spring (3), also made out of a single piece of metal wire; threat (5) that connects the spring with the drum and the arrester that prevents the mouse from backing; Main body represents a right square prism bearing a circular opening situated symmetrically in its base (B), which leads to a cylindrical hole (7). Said hole continues into the body longitudinally, three forth of the prism length along axel Z. Bait is set at the deep end of the hole (7). The wire that shapes the J-shaped spring is formed into a larger ring at its one end, forming the spring, as shown on FIG. 6.

Abstract: An electronic mouse trap is provided having multiple kill and automatic killing chamber clearing capabilities. The trap includes an elevated killing chamber rotatably mounted on a base that houses a collection bin positioned under the chamber and which has an entrance pathway that provides mice with access to the chamber. Upon completion of a killing cycle and the killing of a mouse, the chamber is automatically rotated by a gear motor about a longitudinal axis that is slightly below the floor of the chamber. The chamber rotates approximately 180 degrees so as to be inverted, allowing the dead mouse to fall downwardly into the collection bin. Once the chamber has been inverted and the mouse removed by gravity, the gear motor reverses the rotation direction and returns the chamber to its upright position where it is ready to reinitiate the killing cycle for another mouse.

Abstract: An ectoparasite diagnostic apparatus comprising a vacuum motor, a microscope, a display, a non-flexible pivoting door and a containment chamber, wherein the microscope is in electrical communication with the display. The ectoparasite diagnostic apparatus provides a method of capturing live ectoparasites for observation removing live ectoparasites from a subject animal, disposing the live ectoparasites in the containment chamber, opening the non-flexible pivoting door and inserting a flea control compound, closing the non-flexible pivoting door and observing the effects of the flea control compound on the live ectoparasites via the microscope and the display.

Abstract: A method and apparatus for controlling rodents uses pressurized exhaust gases from an internal combustion engine. The gases are compressed and injected under pressure into underground burrows of rodents. The rodent tunnels fill with a very high concentration of such gases as carbon monoxide from the exhaust within just a few seconds.

Abstract: A device for controlling blood-feeding insects is disclosed. The device includes a membrane containing a solution suitable for consumption by blood-feeding insects wherein the solution is comprised of a base, the base selected from the group consisting of up to 70 wt % NaCl in water, phosphate buffer, citric acid in water, and sodium lauryl sulfate in water,; and wherein the solution has a pH of between about 6 and 8. An additional active ingredient may be added to the solution. The solution may be referred to as liquid bait. The membrane is suitable for blood-feeding insects to pierce or puncture in order to feed. A method of exterminating or controlling blood feeding insects is also disclosed along with novel bait solutions.

Abstract: The device according to the invention for catching insects, spiders and other small animals of this type by means of a pulsating suction unit contains a cylindrical housing part (2), a piston (4), a suction tube (3) and a compression spring (5). The compression spring (1) is arranged between the piston (4) and the suction tube (3) in the interior of the cylindrical housing part (2). The suction tube (3), which is operatively connected to the piston (4) via the compression spring (5), is guided displaceably in the axial direction and movably in a feedthrough (9) in the front wall (6) of the cylindrical housing part (2). On the suction-pipe side, the piston (4) has latching means which are provided for latching and locking in a holding device (16) arranged for this purpose in the bottom part of the suction tube (3), and which can be unlocked via a trigger (10) which can be operated from the outside.

Abstract: Taught is a modified emulsified fuel oil and its preparation method, prepared by mixing the below materials in weight percentage: heavy oil 40-50 wt %; softened water 10-25 wt %; emulsifier 0.1-0.5 wt %; light oil 5-30 wt %; modifier 1-15 wt %; and auxiliary agent 7.5-15 wt %. The heating value of said modified emulsified fuel oil is 8000-13000 kJ/kg. The emulsified fuel oil can be used for high-speed diesel engine trucks and fuel boilers.