Abstract: The invention relates to a flat mop cover for a flat mopping device, comprising a large area backing textile (1) having longitudinal edges and transversal edges and having a mopping side (4), which is active in cleaning, and a top side (7), which is used to attach the mop cover to a mop holder (5) of a mopping device (6), wherein insertion pockets, holding strips or other attachment means (13) for the mop holder (5) are provided on the top side (7) of the backing textile (1). This mop cover is particularly efficient in floor cleaning, because the backing textile (1) is a knitted fabric, preferably of polyester micro-fiber material.

Abstract: An adjustable trowel assembly capable of distributing spreadable material along the work surface at various depths and/or different groove patterns formed in the material by simply adjusting the two overlapping sliding plates of the assembly relative to each other. More particularly, the instant invention is drawn to an adjustable trowel wherein the two adjustable plates are aligned and held together by quick release cam clamps placed into the handle.

Abstract: The present invention is directed to a tool for troweling masonry steps which employs a convenient arrangement for swiftly positioning the trowel blade with a slight and easily repeatable consistent slope. To ensure uniformity, the present invention has an adjustable member which rides along the form of the step immediately above the one being trowled allowing an easily reproducible slope. In a preferred embodiment, a calibrated bubble level is included in the handle of the trowel which permits the stair finisher an indication of the angle of the slope he is producing.

Abstract: A skin cleanser device may include a cleanser member including a cleanser surface configured to be moved in contact with skin. The cleanser surface may be defined by an elastically deformable synthetic material other than a foam, and may include cavities that include undercuts.

Abstract: The present invention relates to a cleaning implement (1) suitable for hard surface cleaning comprising heat-compressed melamine foam, wherein the heat-compressed melamine foam has been heat-compressed at about 250° C. to about 300° C., for about 1 minute to below about 3 minutes.

Abstract: An apparatus for precise placement of paint medium with a miniature size paint application palette knife, and a miniature palette knife with multiple blade configurations to produce various effects, and a miniature palette knife that because of its miniature paint application surface permits the placement of painting medium in fine lines and small details not attainable with larger instruments, a miniature palette knife that allows artists to save expensive paint medium by applying the medium one time precisely rather than multiple times with a larger instrument until the desired effect is achieved

Abstract: A windshield wiper assembly includes a pair of leaf spring elements. The leaf spring elements are supported generally parallel to each other with a space therebetween. A squeegee is supported within the space between the leaf spring elements. A windshield wiper arm bracket is fixed to an intermediate portion of the pair of spring steel elements and is connectable to a windshield wiper arm. A support bracket maintains the pair of leaf spring elements in generally parallel spaced apart relation to support said squeegee therebetween. The support bracket supports the squeegee for longitudinal movement with respect to the pair of leaf spring elements during operation of the windshield wiper assembly to prevent binding of the squeegee.

Abstract: A squeegee for a windshield wiper assembly includes a body having a first pair of cut-out portions on opposite sides thereof. Each of said first pair of cut-out portions receives a leaf spring element of a windshield wiper assembly therein. A blade for contacting a windshield of a vehicle is connected to the body. A spoiler is connected to a top of the body and has a generally triangular shape. The spoiler includes a hole formed therethrough in a longitudinal direction of the squeegee. The hole increases the flexibility of the spoiler so that the spoiler flexes when subjected to a wind force.

Abstract: In combination with a mop bucket having a wringer attachment secured to a top rim portion thereof for wringing excess liquid from a mop, which excess liquid is drained back into an interior portion of the mop bucket prior to a use of the mop. The improvement comprises a molded one piece replaceable liner member disposed within the interior portion of such mop bucket. The molded one piece replaceable liner member exhibiting each of a predetermined shape, a predetermined size and is manufactured from a predetermined light weight material. Such molded replaceable one piece liner member prevents harsh and corrosive type chemicals from coming into intimate contact with the interior portion of such mop bucket during use.

Abstract: A heat exchanger for use with a carpet cleaning system having combined exhaust gases of an internal combustion engine and other hot exhaust gases expelled from a vacuum pump as a single input to a heat exchanger for heating the carpet cleaning fluid. A heat exchanger control system permits constant control of a stream of cleaning fluid both while the cleaning fluid is flowing through the heat exchanger and while the cleaning fluid is stagnant within the heat exchanger, without the potential overheat condition of the portion of cleaning fluid stagnant in the heat exchanger known in prior art devices that required a constant flow of the cleaning fluid.

Abstract: In an electric vacuum cleaner including a communicating tube forming an air trunk which communicates to a suction opening which suctions dust and a vacuum cleaner main body having a communicating tube attachment member attaching the communicating tube, a strain gauge is attached to a floor surface side of the communicating tube attachment member. This strain gauge is connected to one side of a resistor bridge circuit. Tension acts on the strain gauge due to an operation of the communicating tube during the cleaning so that an output is generated at the resistor bridge circuit. After being amplified, this output is differentiated in a condenser. This differentiated voltage signal is compared to a threshold level voltage in a comparator. A running motor is driven only in a period that the voltage signal exceeds the threshold level voltage.

Abstract: Disclosed herein is a vacuum cleaner. The vacuum cleaner comprises a main body, a dust container installed to the main body, and a handle formed at an outer periphery of the dust container and having a fastening part to allow the dust container to be detachably fastened to the main body. The fastening part is formed to the handle of the dust container such that the dust container is easily mounted in or separated from the main body of the vacuum cleaner, and cannot be unintentionally separated from the main body of the vacuum cleaner, thereby preventing a floor from being soiled by contaminants due to an accidental opening of the dust container, and thus enhancing convenience of a user.

Abstract: An air-powered vacuum cleaning nozzle has an agitator brush rotated by an air turbine powered by a source of suction air. A plurality of air inlet openings are formed adjacent the agitator brush. A generally flat friction drive belt extends from a bearing shaft of the air turbine to the midpoint of the agitator brush for rotating the brush. The bearing shaft is mounted in a pair of spaced rubber bushings to absorb vibration and reduce noise. The nozzle includes a housing formed by one-piece top and bottom housing members removably joined together securing the air turbine therebetween. A cover plate removably secured to the outside surface of the bottom housing member forms a protective passage for the drive belt and a suction passage between an air inlet adjacent the agitator brush and the air turbine chamber.

Abstract: A vacuum cleaner has a suction nozzle, a housing connected to the suction nozzle and a suction fan and motor assembly mounted to the housing. A dirt collecting receptacle is mounted to the housing and is in communication with the suction nozzle and suction fan and motor assembly. A support plate is pivotally mounted to the housing and selectively holds a cleaning sheet for collecting dust and debris from a surface to be cleaned.

Abstract: A castor wheel cover is provided for mounting on a wheel of a castor wheel assembly. The wheel has an outer surface and the castor wheel cover includes a floor engaging member having inner and outer surfaces. First and second sidewalls projecting from corresponding first and second side edges of the floor engaging member so as to define a channel therebetween. The channel is adapted for receiving the outer surface of the wheel therein.

Abstract: A multi-section hinge mechanism includes a shaft (10), a rotary member (20), and an elastic member (30). The rotary member defines a through hole (26) running through the disk. The shaft is rotatably received in the through hole. The rotary member defines a plurality of concaves (282) in an inner circumferential surface portion thereof. The elastic member includes an elastic arm (32) and a fixing portion. The elastic arm engages in one of the concaves of the rotary member. The shaft non-rotatably connects with the fixing portion of the elastic member.

Abstract: A hinge and support system for supporting cargo in a freight compartment is provided. The system includes a hinge member, associated with a deck panel, which has at least one flexible projection. The hinge member mates with a support member having a pocket for which the hinge member's flexible projections can be snapped into and retained within so as to allow pivotal movement of the hinge member with respect to the support member. The hinge member is also movably supported by the deck panel so that the hinge member can move relative to the deck panel when the deck panel is deployed. The support member includes one ledge which engages the deck panel when deployed and a second ledge which engages the panel when stowed upright so as to substantially isolate the hinge member from the weight of the deck panel and items placed on it. The hinge structure can be utilized in other contexts.

Abstract: A handle has at least one holding plate which can be mounted in an opening in a thin wall such as a sheet-metal cabinet door, a head part, such as a flange or olive-shaped handle, which overlaps the rim of the opening of the thin wall on its (outer) side, and a body part which proceeds from the head part and can be pushed through the opening in the thin wall, and a holding part which is carried by the body part, supported on the other (rear) side of the thin wall, and is separate from the body part, wherein the holding part is formed by holding elements which project in a flexible manner from the body part in the direction of its outer surface and whose free end has an inclined surface for supporting the body part on the rim or edge of the opening without play.

Abstract: A power tool having a handle includes a first member configured to selectively engage a housing of a power tool and a second member provided adjacent the first member and movable between a first position and a second position. A portion of the second member restricts movement of the first member when the second member is in the first position and the portion of the second member does not restrict movement of the first member when the second member is in the second position such that the first member may be moved to disengage the power tool housing.

Abstract: A handle comprising a substantially flattened cylindrical body having an arching front surface, a substantially planar back surface, a top end and an axially opposed bottom end, a substantially ellipsoidal head is disposed on the top end, a neck is disposed between the head and the body, a substantially straight first side of the body, a second side of the body having an extended shoulder adjacent the neck, a carpal conformity is disposed on the front surface of the body substantially parallel to and adjacent the second side, and a leg disposed at the bottom end and projecting from the back surface.

Abstract: Pin apparatuses and methods are disclosed having particular suitability for use with machine handles such as those associated with walk-behind machines such as lawnmowers. A pin apparatus can include a housing defining an opening for receiving at least a portion of a pin. A pin can be provided having an elongated pin body with a proximal end section and a distal end section. The pin body can be adapted for positioning at least partially through the opening of the housing where the pin is movable with respect to the housing according to a method disclosed herein from an extended position where at least a portion of the distal end section extends to a predetermined extent outside of the opening, and a retracted position where the distal end section is in a retracted position from the predetermined extent. A handle can be provided external from the housing for moving the pin whereby movement of the handle moves the pin between the extended position and the retracted position.

Abstract: A sprung surface handle for flat surfaces, such as the end of a trunk, or box, comprising a base plate 1 having edges 2, 3, 4; a handle 6 having a cross arm 7, side arms 8, 9, and turned-in arms, or ends, 11, 12; a handle-mounting plate 13 on the base plate 1, having bearings 19, 20 at least partially surrounding the turned-in arms, or ends, 11, 12; a spring 33 to bias handle 6 adjacent base plate 1; stops 21, 22 to engage the side arms 8, 9 to stop rotation of the handle, after it has rotated away from the base plate 1; and raised handle protecting parts 29, 30, 31, 32, on the base plate 1, between the edges 2, 3, 4 thereof and the arms 7, 8, 9, to protect the handle from other objects.

Abstract: A cotton fiber particulate and method of manufacture including, generally, obtaining cotton fibers; mixing the cotton fibers with a solvent such as water to obtain a fiber furnish; milling the fiber furnish; and drying the fiber furnish to recover the cotton fiber particulate. Other steps include modifying the pH of the fiber furnish with a material such as calcium carbonate in an effort to make the fibers brittle, and filtering the fiber furnish to recover the cotton particulate. The fibers are milled to between 5-25 microns in length with a mean length of less than 50 microns with a mean length of 20 microns preferred.

Abstract: A high speed roller gin for seed cotton with variable length fibers has its components defined in accordance with the formula RKBS<(2SR-2MD)*RKSS/GRSS where, the rotary knife circumferential blade (RKBS) spacing is less than 2-times the seed release distance from the tip of the stationary knife (SR) minus 2-times the minimum distance the seed surfaces are allowed to approach the tip of the stationary knife (MD) multiplied by the rotary knife surface speed (RKSS) and divided by the ginning roller surface speed (GRSS). A seed cotton infeed slide further limits the exposure of the seed directly against the tip of the stationary knife to reduce the ginning of the undesirable short fibers. A process for using such gins is also disclosed.

Abstract: A portable securement system for securing implements such as eyewear and pens to a user's garment for safekeeping. The system includes a device usually hidden in use, and formed as a pendant construction to be mounted on button threads behind a garment placard. There it is anchored while a magnet secured at the device's lower part secures implements for easy retrieval. The device includes an opening which may be placed over the button, with a narrowed portion of the opening engaging the threads and serving as an anchoring trap to hold the device in place. In an alternative arrangement, wire-like segments define the device's central opening and terminate at opposed wire ends at an upper part of the device to form a releasable clip. This clip may be utilized to anchor the device to an inner seam or other garment parts where it can be utilized without being outwardly visible.

Abstract: A utility strap includes a pliant strap with an upper hanging device to be suspended from a surface. An adjustable, noose-like loop is formed from an upper connector that slidably engages the pliant strap, a mating lower connector that securely engages the pliant strap and a section of the pliant strap therebetween. The lower connector may be fixedly or adjustably connected to the strap. Optionally, a lower hanging device may be provided.

Abstract: A carabiner device incorporating a handle assembly for gripping. In one aspect, the handle is removed from a latch assembly and holding or storing structure of the carabiner.

Abstract: A double locking snap hook (100, 200, 300) includes a gate (120, 220, 320) reinforced by a lock (160, 260, 360), which enables the double locking snap hook (100, 200, 300) to withstand a tensile load of up to at least 3,600 pounds.

Abstract: A method and a tool head are provided for the chip-removingly machining of pairwise symmetrical, optically effective surfaces, in particular of surfaces of progressive power spectacle lenses. The spectacle lenses are rotated about a first axis and are displaced along the axis. Further, a chip-removing tool is provided being positioned and being adapted to be fed-in, such that a cutting edge of the tool is guided over the surface along a spiralled path and along an elevation function given by the shape of the spectacle lens, when the latter is rotated about the first axis. For machining right side spectacle lenses and left side spectacle lenses, the right side spectacle lenses are rotated about the first axis in a first rotational direction, and the left side spectacle lenses are rotated about the first axis in a second rotational direction opposite the first rotational direction.

Abstract: A lower electrode dressing tool for projection welding machine is disclosed. The dresser includes a rotating cutting mechanism that includes multiple cutting elements. The rotating cutting mechanism has an opening and locating pin in the interior of the mechanism that seats and stabilizes a lower electrode of a projection welding machine against the dresser. While the dresser is in motion, the multiple cutting elements ride against and dress the flat upper surface of the lower electrode.

Abstract: A bipolar forceps includes a shaft having opposing jaw members at a distal end thereof and a drive assembly for moving the jaw members relative to one another from a first position wherein the jaw members are disposed in spaced relation relative to one another to a second position wherein the jaw members cooperate to grasp tissue therebetween. The forceps also includes a handle having a first and second gripping portions which cooperate with first and second movable actuators, respectively, for independently actuating the drive assembly to move the jaw members. The forceps is connected to source of electrical energy such that the jaw members are capable of conducting energy through tissue held therebetween to effect a tissue seal. The forceps also includes a selectively advanceable knife assembly for cuffing tissue along the tissue seal.

Abstract: A method for manufacturing components is provided. The method includes coupling a drive assembly to a positioning assembly, coupling a plurality of components to be manufactured to a plurality of fixtures, securing the plurality of fixtures to the drive assembly wherein each fixture is configured to receive a component to be manufactured, and repositioning the plurality of components simultaneously using the positioning assembly to facilitate manufacturing of the plurality of components, wherein the components are configured to be oscillated in a first plane of rotation via the drive assembly and rotated through a second plane of rotation via the plurality of fixtures.

Abstract: The disclosed assembly comprises a holding device assembly comprising a plurality of external face plates. The external face plates overlap at bolt joints so that the loading of the device bolts acts to secure the external face plates into a unitary structure that resists movement upon application of external load to the axis of a tubular member held thereby. In a preferred embodiment the external face plates are bolted to the base plate, which is secured to a foundation. The inventive holding device assembly is used for lamp posts and for related applications and is made of aluminum or steel.

Abstract: A single technician large windshield installation tool includes a door glass anchor and a windshield glass anchor. The door glass anchor includes a door glass clamp and a pivot structure. One end of the pivot structure extends from the door glass clamp and a pivot rod extends from the other end thereof. The windshield glass anchor includes a windshield glass clamp and a pivot extension that extends from the windshield glass clamp. The inner slide tube is slidably retained in the pivot extension. The pivoting end is formed on one end of the inner slide tube to receive the pivot rod. A second embodiment of the installation tool includes a door glass anchor having one end of a swinging pivot structure pivotally engaged with the other end of the pivot structure. A third embodiment includes a swinging pivot structure being angularly adjustable relative to the door glass clamp.

Abstract: The disclosure pertains to a space-conserving integrated fluid delivery system which is particularly useful for gas distribution in semiconductor processing equipment. The present invention also pertains to an integrated fluid flow network architecture, which may include, in addition to a layered substrate containing fluid flow channels, various fluid handling and monitoring components. The layered substrate is diffusion bonded, and the various fluid handling and monitoring components may be partially integrated or fully integrated into the substrate, depending on design and material requirements.

Abstract: A tool for making a composite tubular structure, such as the inner skin of an acoustic liner, includes a base on which are mounted a plurality of sectors, each having an outer panel provided with a predetermined shaped surface. The predetermined shaped surface corresponds to a portion of the contour of the tubular structure to be formed. At least one of the sectors is fixed relative to the base while the remaining sectors are movable in a radial direction and separable from all the other sectors. The sectors are provided with air bearings to facilitate movement along a radial direction. Splice plates are used to form a joint between the outer panels of adjacent sectors. After composite material is applied on the outer panels, a vacuum bag is formed to surround the composite material and also the joint areas on the inner surface of the tool. The entire tool may be placed in an autoclave for curing.

Abstract: The present invention provides a drill press lathe attachment designed for rotating a workpiece along a horizontal axis to remove material from the workpiece to form it into a desired shape. The drill press lathe attachment comprises a base and a power transfer box along with components commonly found on a lathe, but without a motor. The drill press lathe attachment, or “motorless” lathe, may be mounted directly to the bed of an existing drill press thereby providing an alternative means of achieving turning operations without needing a traditional motor driven lathe.

Abstract: The system (1) for processing a cable (5) comprises a first set of tools (30(i)), a second set of tools (35(j)) and a processing device (10) for executing different processing steps for processing a cable (5) using at least two tools (30(i), 35(j)). The processing device (10) comprises: a first holding device (15), which is intended for the purpose of removably holding a first tool (30(i)) which is selected from the first set of tools, and a second holding device (16), which is intended for the purpose of removably holding a second tool (35(j)) which is selected from the second set of tools, at least one tool of the first set being suitable for processing the cable exclusively in combination with one of the tools of a predetermined partial set of the second set.

Abstract: A method of poling a ferroelectric sample suitable for use in a fuel injector of an internal combustion engine, the method comprising providing a ferroelectric sample having a stack of ferroelectric layers, wherein adjacent layers are separated by internal electrodes, forming a first group and a second group of electrodes; applying a multiaxial pressure to the ferroelectric sample; and generating an electric field between the first and second group of electrodes to pole the ferroelectric sample. The multiaxial pressure is ideally applied by means of a fluid, and the fluid may be an dielectric fluid or fuel.

Abstract: In accordance with one embodiment, the present technique provides an apparatus for assembling a rotor. The exemplary apparatus includes a base that has a central aperture and a seating surface for receiving the rotor. An arbor then extends through the central aperture, the arbor having a longitudinal axis that is substantially orthogonal to the seating surface, and including threaded ends opposite with respect to one another. The exemplary apparatus also includes at least one member of a family of fixtures coupleable to the arbor, the family including a pressure fixture that has first and second piston assemblies disposed at diametrically opposite locations to one another, the family also including a support fixture coupleable the arbor and having members extending axially therefrom, the members being configured to support securing members of the rotor.

Abstract: An inductive structure having at least one winding or at least one coil and developed around a ferromagnetic core. Advantageously, the ferromagnetic core is formed by means of a multilayer ferromagnetic structure and the inductive structure is integrated in an electronic device. An inductor, a transformer, a sensor and a relay can be formed by means of the inductive structure proposed, as well as a method for integrating it in a package of an electronic device.

Abstract: A method is provided for providing air-skiving edges of a tape head. A slot is created in an upper face of a substrate of a tape head. The slot includes at least one edge defining an edge of a tape bearing surface (TBS) of the tape head. The surface of the tape head is then formed and finished, such as by lapping. A grind operation is subsequently conducted to form a notch in the upper face of the substrate of the tape head. Such notch extends from the slot to an outside end of the substrate of the tape head.

Abstract: A production method for producing an electrode plate that can hold well the active material and producing a battery using the electrode plate. A production method for an electrode plate of a battery includes the steps of: forming at least one electrode plate prototype by forming a layer filled with an active material on a main surface of a plate-shaped core body; and infiltrating a liquid containing a resin and an organic solvent into at least part of a circumference of the layer filled with the active material. The applied liquid infiltrates into the circumferential region of the active material filling area, namely an outer edge of the layer and an area in its vicinity including the outer edge. The resin contained in the liquid enhances the bonding force between the conductive core body and the active material particles and between the active material particles.

Abstract: A machine for localised cleaning, using pickling acid or a composition/mixture of chemical elements with the effect of pickling acid, applied by mechanical feed instruments (54, 55) to the surface to be treated (5), presenting: the acid kept in a limited quantity in the work position by a cell (1; 11); the volume of this cell (7; 17) is made to match with that of the acid used, i.e. by filling it completely with acid projected on the surface to be treated; the cell having a peripheral edge (6; 23) against the aforementioned surface; the pickling acid activated by an electrode (8; 18) that activates the acid's pickling action.

Abstract: Printed circuit board comprising a substrate, a plurality of electronic components, and a pattern of metal tracks (1) on said substrate for connecting said electronic components, said metal tracks, typically copper, being covered with a protective layer, typically a solder resist layer, wherein said board further comprises a fuse, said fuse comprising a narrowed metal track (3) within the pattern, wherein said narrowed metal track is uncovered such that it is exposed to air.

Abstract: A method for manufacturing an LED lamp assembly includes anodizing at least a portion of a surface of an electrically and thermally conductive base, such as an aluminum or aluminum alloy base, so as to form an electrically insulating coating. The base may form a heat sink or be coupled to a heat sink. Circuit traces are formed on the anodized surface of the base, which include LED landings. LEDs are electrically and mechanically attached to the LED landing by means of conductive metallic solder such that heat generated from the LED is transferred efficiently through the solder and circuit traces LED landings to the base and heat sink through a metal-to-metal contact pathway.

Abstract: Methods for forming conductive elements of substrates of components that are configured for use in electronic devices includes providing unconsolidated material over at least a portion of such a substrate and at least partially consolidating the material selectively or in accordance with a program. Such consolidation may be effected by directing consolidating energy, in the form of focused (e.g., laser) radiation or otherwise, toward the unconsolidated material. Additionally, all or part of a substrate may be formed by programmed material consolidation processes.

Abstract: In this crimping device, a press slide (5) is provided with a crimp-height adjuster (20) for the insulation crimper (9). The crimp-height adjuster (20) arranged on the press slide (5) above an upper tool (7) consists essentially of a rotationally hindered eccentric disk (21), a lever (22), and a magnet (23) with plunger (24). The eccentric disk (21) is mounted rotatably on an axle (25). During production of crimp connections, the plunger (24) is at rest outside an elongated hole (28) of the lever (22). The press slide (5) with the upper tool (7) can be moved up and down without hindrance. With the plunger (24) inserted into the elongated hole (28) and with an upward motion of the press slide (5), after overcoming the friction of a disk-spring assembly the eccentric disk (21) executes rotational motion in clockwise direction. The lever (22) that is rigidly connected to the axle (25) turns the eccentric disk (21) about the axle (25).

Abstract: The apparatus includes at least one heat exchanger secured on an inline measuring device. Temperature-control fluid flows through a heat exchanger, at least at times during operation, for the purpose of transporting heat. The apparatus additionally includes securement structure for the, especially releasable, fixing of the heat exchanger externally on the inline measuring device. The heat exchanger has an inner wall, especially a trough- or dish-shaped inner wall, contacting the inline measuring device externally at least partially flushly, as well as an outer wall fixed to the inner wall. The outer wall is connected with the inner wall via a connecting seam running along an edge region and sealing against escape of the temperature-control fluid, and via a plurality of, especially point, or ring, shaped, inner connection locations, which are arranged spaced from one another in an inner region at least partially enclosed by the edge connection seam.

Abstract: A method (100) of filling and sealing a predetermined quantity of working fluid within a hollow metal casing (11) of a heat-dissipating device such as a heat pipe (10) or a vapor chamber-based heat spreader includes the following steps: (1) filling a working fluid (16) into the hollow metal casing through an open end (12) thereof until the hollow metal casing is full of the working fluid; (2) pumping a portion of the working fluid out of the hollow metal casing until the predetermined quantity of working fluid is left in the hollow metal casing; and (3) sealing the open end of the hollow metal casing. By this method, a vacuum condition is accordingly formed inside the heat pipe due to removal of the portion of the working fluid from the heat pipe and the air contained in the heat pipe is effectively removed.