Abstract: A soldering tip for a soldering iron is presented. In one aspect, the soldering tip is used in a hand-held soldering iron for soldering an electrical connection element on an electrically conductive structure on a substrate. The soldering tip includes a substantially hemispherical end portion. Also presented is a method for producing a pane with an electrical connection element using the soldering tip with a hand-held soldering iron.

Abstract: A method of forming a heater assembly of an e-vaping device includes bending a wire to form a first lobe and bending the wire to form a second lobe. The first lobe and the second lobe form a generally sinuously-shaped heater having a first set of lobes and a second set of lobe. A first apex of the first lobe is generally opposite a second apex of the second lobe. The method may also include curling the first set of lobes towards the second set of lobes to form a heater having a substantially tubular form. The heater defines an opening there through.

Abstract: Disclosed is a safety circuit for disrupting power to a heating element of an appliance to be powered through a solid state switch (Q1), typically a triac, from an AC power source (V1) having a positive half cycle and a negative half cycle for delivering power. A low resistance condition is sensed by detecting either the current through, or voltage across, the solid state switch during the positive half cycle and the negative half cycle of the AC power line, when the solid state AC switch is not actuated. A fault signal is generated to interrupt power to the heating element, preferably by a crowbar circuit opening a fuse, whenever the low resistance condition is detected.

Abstract: An improved energy efficient electric, heater for air and other gaseous fluid comprise of a) ceramic monolithic heater body 3 provided with plurality of passages 4, inclined from proximal to distal end, making an angle with reference to the longitudinal central axis of the said heater body, and b) one or more electrical resistance heating elements 6, with their terminal ends 10 connected to a common power source. One additional passage 7 can be provided along its longitudinal central axis for insertion of a second fluid transfer pipe 8 for a secondary fluid that is to be mixed, heated and or dried. The heater body 3 is enclosed in metal casing 1, with an insulation layer 9 in between and fastened to an air pipe 15 from an air source 13 at the inlet side and an extension pipe 16 at the outlet end and can be effectively utilized in spray drying, surface heating, shrink wrapping etc.

Abstract: A soldering assembly comprises a heater, a lock member, and a bias member. The lock member is moveable relative to the heater, includes a ramp feature, and is configured to receive a tip or a tip holder. The bias member is configured to urge movement of the lock member away from a distal segment of the heater.

Abstract: A method or process of fabricating a solder cartridge and solder cartridge made according to the process is disclosed. The solder cartridge made according to the process provides a self-temperature regulating solder tip for an inductive current soldering station having improved heater quality and stability with reduced manufacturing costs.

Abstract: A soldering device includes a tip member and a temperature sensor embedded within the tip member by a buckled copper pipe that is thermally conductive. A soldering device includes a tip member and a temperature sensor embedded within the tip portion by application of a crimping force that deforms the tip portion onto the temperature sensor. A soldering device includes a tip member, a heater member, and a thermally conductive wedge that is pushed into a gap between the tip member and the heater member. A soldering device includes a tip cartridge carried by a handle assembly that includes an o-ring and an o-ring cover that keeps the o-ring from falling off of the handle assembly. The o-ring cover includes a hook portion that engages a catch feature of the handle housing.

Abstract: A container is provided for heating or otherwise processing the contents of the container. For example, the container may be a kettle or kettle for heating fluids therein. The container may receive a command, desired characteristic or desired range for processing the contents of the container. The container may further include at least one sensor such as a temperature sensor or pressure sensor for determining a corresponding characteristic of the contents of the container. Based on at least one determined characteristic and/or the input command, the container may heat or otherwise process the contents therein. The results and/or current status of the contents may further be provided through a display. Also, based on the current status of the contents, the container may further process/heat the contents or discontinue processing/heating of the contents.

Abstract: A container is provided for heating or otherwise processing the contents of the container. For example, the container may be a kettle or kettle for heating fluids therein. The container may receive a command, desired characteristic or desired range for processing the contents of the container. The container may further include at least one sensor such as a temperature sensor or pressure sensor for determining a corresponding characteristic of the contents of the container. Based on at least one determined characteristic and/or the input command, the container may heat or otherwise process the contents therein. The results and/or current status of the contents may further be provided through a display. Also, based on the current status of the contents, the container may further process/heat the contents or discontinue processing/heating of the contents.

Abstract: A soldering or a desoldering tool includes a replaceable tip with a recess adapted to receive a portion of a temperature sensor to measure the temperature of the tip. Positioning the temperature sensor within the tip allows the temperature to be quickly measured so that the temperature near the tip may be more accurately monitored and controlled. The temperature sensor may be also integrated with the heater near the tip such that the temperature sensor is between the tip and the heater and near both of them so that the temperature of the tip is substantially that of the temperature of the heater. A sleeve may enclose the temperature sensor and the heater with a portion of the temperature sensor extending out from the foreward end of the sleeve. The replaceable tip may also have a bore adapted to receive a head protruding from the foreward end of the sleeve to couple the tip at a predetermined orientation with respect to the sleeve.

Abstract: A soldering iron including: a soldering tip that melts solder at a distal end; an iron body to which the soldering tip is fixed; at least one male connecting end provided at a base end of the soldering tip; at least one female connecting end built into the distal end of the iron body and into which the male connecting end is fittingly inserted; and a grip having heat insulating properties provided around the outer periphery of the soldering tip to cover the base end region of the soldering tip.

Abstract: A soldering iron with a removable tip, including: a soldering iron, including: a shaft; a ferrite bobbin disposed on the shaft; a magnetic coil wrapped around the ferrite bobbin; and a removable tip with a heater element disposed thereon, wherein the heater element is dimensioned to be received around the magnetic coil when the removable tip is placed onto the soldering iron.

Abstract: A soldering heater cartridge with replaceable tips and a soldering iron for use therewith is constructed of a tip heater cartridge with an elongated cartridge body that has a tubular body member, electrical connectors at a first end of the tubular body member for plug-in connection with an electrical connector assembly of a soldering iron handpiece, a soldering tip for mounting on the cartridge body and a heater mounted within the cartridge body and electrically connected to the electrical connectors. The tip end part is located at a second end of the cartridge body and the heater is located within the tip end part, the soldering tip being replaceably mountable over the tip end part in heat exchange contact with it.

Abstract: The present invention relates to heating trowel which processes by heat while observing the status of the working material, such as soldering iron, plastic welder, iron, hair iron and the like, and specifically it relates to heating trowel that could be used within few seconds from providing power. A heating trowel comprises a heating wire made of metal plate such as iron chrome alloy and which is thinned to the limit that it could maintain shape, an electrical insulator which is a thin plate of aluminum nitride and the like having more than 10 times the heat conductivity of said heating wire, and a trowel tip/heat storage made from copper and the like having more than twice the heat conductivity of the aluminum nitride and the like and also having high heat capacity, and formed by sufficiently adhering these components closely by pressing and the like using a heat insulating supporter. Also, it is divided into two to a bare heating trowel and a receiving heating device.

Abstract: A soldering station with a control unit and a soldering iron having a replaceable soldering tip, the soldering iron being connected to the control unit by a power cord for receiving electrical power from said control unit is provided with an automatic calibration feature. The control unit has circuitry for controlling the temperature of the soldering iron at the tip by adjusting the supply of power to the tip heater of the soldering iron, a temperature selector for enabling selection of a temperature to which the soldering iron is to be heated by a user, a calibration temperature sensor connected to said circuitry and exposed for enabling it to be engaged by the tip of the soldering iron.

Abstract: A self-grounding soldering tip having a spring which serves for connecting the soldering tip to a heater bobbin for establishing a secure grounding of the soldering tip. A bobbin tube extends within the heater bobbin for removably retaining the soldering tip within the bobbin. The connection between the spring and bobbin tube provide tip-to-ground continuity. Moreover, the contact surfaces of the spring and bobbin tube are wiped clean upon plug-in and plug-out. The spring and bobbin tube are located in a cooler area of the soldering iron to slow down the rate of oxidation. Also, the spring and bobbin tube are made of the same or compatible materials, e.g., stainless steel, to prevent reactions that normally occur between incompatible metals.

Abstract: An extremely rapidly acting heating apparatus such as for example a soldering iron, plastic welder or hair iron, wherein a fixed large amount of electricity is provided to a heating element for a short period of time by activating a power supply switch once and thereby rapidly raising the temperature of a heating apparatus trowel tip and obtaining a desired higher temperature. By activating the switch, substantially an additional number of times, and wherein the heating element is separated from the trowel by highly heat conducting insulation material such as aluminum nitride and wherein the electrical power to the heating element is off except for the short period of time each time the switch is activated.

Abstract: A soldering iron includes a housing for accommodating therein at least one heating element and a soldering bit which is releasably secured to the housing. The heating element includes a heat-transmitting contact surface provided on an end face thereof which faces the soldering bit. A heat reception surface of said soldering bit is located opposite the contact surface and in direct contact therewith with no intermediate layer therebetween. A temperature sensor is located adjacent the contact surface and between the contact surface and a filament winding of the heating element.

Abstract: In a fixing device for fixing a soldering tip to a soldering device, the soldering tip comprises a front working end and a rear fixing end opposite the front working end, and the soldering device comprises a joining end for fixing the fixing end. A rotational-symmetric section is arranged at least at one end. In order to enable in a constructive and simple manner a safe and easily detachable fixing of a soldering tip in the soldering device, one end comprises a conical section, which is provided with an outer cone at least at some portions in the circumferential direction. This outer cone is arranged eccentrically with respect to the rotational-symmetric section, wherein the other end is provided with an inner cone in which the outer cone is supported rotatable between an insertion position and a fixing position.

Abstract: A heated dental knife for trimming thermoplastic dental trays which has a heat sink temperature stabilizer and heating element designed to maintain a pre-selected blade temperature without adjustments under normal use in cutting such dental trays.

Abstract: A soldering iron including an insulator, a dissipator, and a hollow, cylindrical handle through which the electrical cable travels, and in which the wires, extending from the electrical cable and connected to the heater unit by individual plug and socket connectors, are able to move freely for making it easier to exchange the heating element but prevent the wires from being accidentally disconnected by pulling on the electrical cord during use. More specifically, a single electrical insulator body, which fits inside the dissipator, receives all of the electrical connectors. Furthermore, the insulator provides unidirectional strain relief by trapping the wires against an inside tapered portion of the dissipator when mounted within the dissipator and releases the wires in the opposite direction simply by the act of being removed from the dissipator.

Abstract: A Curie point heater primarily for use in a soldering iron and initially designed to operate with currents in the megahertz range is restructured to operate in the kilohertz range. Further in one embodiment of the heater, the coil exciting the heater is mounted in the handle of the iron.

Abstract: A soldering tool comprises a handle (10) and a rod-shaped or tubular heating element fastened to the front end of the handle. A soldering tip (4) can be placed on the free end of the heating element. The soldering tip (4) has a borehole for receiving the free end of the heating element and can be fixed to the handle (10) or heating element by means of a fastening sleeve (1). The end of the fastening sleeve (1) nearer the soldering tip has first rotary catches (2, 3) which can be locked by second rotary catches (5) arranged at the rear end of the soldering tip (4) by turning the fastening sleeve (1) relative to the soldering tip (4).

Abstract: An electrical lock thawing device includes a housing formed from a water-proof rubber material and enclosing a rechargeable battery and an electrical heating element. A switch on the housing is operative to selectively connect the battery to the heating element and a removable elongated blade extends through a slot in an end wall of the housing. The blade is heated by the heating element and is insertable into a key slot of a frozen lock. An electrical plug on a rotatable cylindrical member is mounted for movement between extended and retracted positions with respect to the housing and serves to connect the rechargeable battery to a conventional AC outlet. A resilient detent member selectively actuated by a spring-biased push button is operative to secure the rotatable plug in a selected position. The removable thawing blade may be formed in a variety of different key configurations for use in various different locks. A spring ball detent is utilized to removably retain the blade within the housing.

Abstract: An electric soldering iron has an elongated hollow handle casing having a tubular hollow holder extending from one end thereof and supporting a soldering bit heated by an electric heater within the holder. A forked suction pipe is secured to the holder and includes a main pipe having an intake port at one end disposed adjacent to the soldering tip and an outlet port at its other end connected to an induced-draft fan assembly through a flexible air pipe. A branch pipe of the suction pipe extends laterally from the main pipe and has an intake port connecterd to the interior of the casing through a heat resistant hose. Actuation of the induced-draft fan causes soldering fumes generated at the tip to be drawn into the main pipe and for cooling ambient air to be drawn through the casing from an inlet at its other end to remove excess heat from the casing.

Abstract: A metallic soldering tip is disclosed having a forward, outer retaining rim and a rear inwardly tapered skirted end of the character to be fitted loosely over a ceramic rod heating element. The tip is axially slotted from its rear edge to a point forward of the retaining rim. An inner sheath over the rear portion of the ceramic rod has a flared forward end which engages the tapered skirted end of the soldering tip while the reduced diameter forward end of an outer retaining sheath engages the retaining rim of the soldering tip and is drawn forcefully rearwardly by a retaining nut threaded onto the handle or body of the soldering implement. The rearward displacement of the outer sheath forces the slotted skirted portion of the soldering tip to press inwardly against the ceramic heating element by virtue of the tapered relation between the inner sheath, the rear of the soldering tip, retaining rim and the forward end of the outer retaining sheath.

Abstract: A surface mount soldering/de-soldering tip holder includes a base having recesses or pockets formed therein that include at least one wall configured and sized to cooperate to a side surface of the tip. A cover plate having apertures formed therethrough is positioned on the base such that the apertures are aligned with the recesses in the base. Each aperture includes a convex portion for seating the shank of a soldering/de-soldering tip, while the portion of the cover plate adjacent to the convex portion extends over a portion of the respective recess to form a shelf. The shelf cooperates with the shoulder of a soldering/de-soldering tip once the tip is properly positioned in the recess. To remove a tip that is frictionally secured within a soldering iron adapter, the tip is inserted into one of the recesses formed in the base and positioned so that its shank is seated against the portion of the cover plate that forms the boundary for the convex portion of a respective aperture.

Abstract: A soldering apparatus includes a holding device, which is composed of a ceramic material and fits over and covers partially, a thermod having an electrically grounded conductor portion to distribute heat uniformly to a soldering surface. The soldering apparatus is moved so that the thermod engages the surface to be soldered. Thermal energies are then uniformly transferred by the thermod to heat the connecting joint to soldering temperature and for heating a solder bead for soldering purposes. After soldering, the apparatus is retracted, or the current is turned off, to permit the surface to cool.

Abstract: A soldering iron comprises a tube and a soldering tip slipped onto the front or outer end of the tube with a close sliding fit. The soldering tip is fastened axially by means of a spring element which is fastened to an inner end of the tube. In order to secure the soldering tip from rotating, the diameter of the front or outer section of the tube is made smaller than the diameter of the far or inner end section of the tube and the soldering tip is connected form-fittingly with the tube by a web formed in the inner tube which engages in a slot of the outer tube.

Abstract: An accurate, setting-protected, temperature controlled soldering iron has a control circuit including a non-adjustable replaceable resistor mounted near the junction of the handle and the tube which holds the soldering tip. When it is desired to change the temperature of the soldering tip, the handle must be disassembled from the tube to replace the non-adjustable resistor. Very accurate control of temperature at the soldering tip is maintained by the utilization of different laser trimmed resistors having extremely accurate resistances. A window is provided in the soldering handle to observe a number associated with the value of the non-adjustable replaceable resistor.

Abstract: A electrically heated soldering iron for applying heat to a wide variety of miniaturized integrated circuit solder pin row arrangements includes an elongated handle carrying at one end a heating block provided with a pair of tangs between which is seated an elongated soldering blade having a sharp, knife-like operative edge. One of the tangs is removably bolted to the heating block and has a sloped shoulder mating with a cooperating surface on block to permit the tang to move relative to the other tang to accommodate blades of slightly different dimensions while still allowing the removable tang to exert compressive force on the blade as the bolt is tightened. The operative edge of the blade is disposed in the same plane as the handle at an angle of about 135.degree. with the longitudinal handle axis.

Abstract: Automatic portable unsolderer consisting of a solenoid supplied by alternating current, a cylinder whose piston has a rod consisting the core of said solenoid, including too a reservoir and a heating member, all of them axially engaged as above-mentioned. Through the heating member end, the material that has to be unsoldered is melted and through operation of the solenoid, the piston draws back and suctions said material, which is collected, in a solid condition, in the reservoir which includes a retaining member, easily removable, and a threaded plug. On the outlet of the reservoir a one-way valve is disposed so that the air compressed by the piston, through a return spring that encircles the rod, doesn't flow through the suction conduct avoiding in such manner that the air can drag soldering material particles. The ejected air is by-passed through a side hole provided with a one-way valve that is reversely oriented.

Abstract: A temperature controlled soldering iron wherein the same pair of dissimilar conductors, joined together, unitarily provides a soldering tip, a heating element for heating the soldering tip and a thermocouple for sensing the temperature of the soldering tip. When current is supplied to the conductors, a temperature effect is produced which is in addition to the normal heating of the conductors and results in a corresponding voltage which varies directly with the temperature of the conductors. The voltage is applied to a control circuit where it is amplified, compared against a reference voltage, corresponding to a pre-selected soldering temperature, and the voltage derived from said comparison is applied to regulating the current used for heating the dissimilar conductors. The dissimilar conductors are formed from wires of dissimilar metals and mounted in a generally cylindrical handle by a means which minimizes handle temperatures.

Abstract: A bobbin assembly for a soldering/desoldering device may be readily produced by utilization of a heater assembly comprising an electrically insulating tape having an etched foil heater in the form of serpentine comprising a plurality of coextensive side by side parallel leg portions bonded to one side thereof. The bobbin assembly is formed by wrapping the heater assembly about a cylindrical bobbin with the heater leg portions parallel to the bobbin axis so as to form a first insulating layer in contact with the bobbin, a layer comprising the heater in contact with the first layer and a second insulating layer in contact with the heater. A wire is then wound about the entire assembly, in a helical manner, to hold all elements in place. Additionally, a dissimilar metal lead may be spot welded to the bobbin to form a thermocouple junction used for sensing the bobbin assembly temperature.

Abstract: A hand held, electronically controlled soldering instrument in which the electronic control module is placed several feet along the power cord away from the tool utilizes the power cord leads to measure the resistance of the heater element during each inflection point of the AC input power. The resistance magnitude is used to provide a signal which is a function of the temperature of the heater element. This signal, in turn, is used to control the electric current to the heater element. This arrangement thermally isolates the heater element and the sensitive electronic control circuit and also removes the heat generating circuitry from the handle of the soldering tool. The handle is further cooled by minimizing the heat flow from the heater element to the handle and by using conductors in the power cord as heat sinks to remove heat from the base end of the heater element shaft.

Abstract: An electric heating element with a resistance element, a metal sheath in heat transfer relation to the resistance element on one side of the sheath and a thin, dry coating of refractory material major proportion by weight of which is boron nitride on another side of the sheath to be placed in heat transfer relation to an object to be heated. A method of enhancing the heat-transfer qualities of a metal sheathed electric heating element includes coating the metal sheath, on a surface to be placed in heat-transfer relation to an object to be heated, with a liquid slurry of refractory material a major proportion of which is boron nitride, drying and outgassing the coating and mounting the sheathed element on an object to be heated with the coating in contact with the object.

Abstract: A portable decal stripping tool particularly adapted for the quick removal of adhesive decals from an automotive surface and comprising a decal stripper attachment for a soldering iron including an elongate shaft with a head portion secured thereto adapted to removably engage and support a razor blade. The decal stripper attachment is constructed of heat conductive material which facilitates elevation of the temperature of the razor blade secured therein so that it will slide under and remove a decal by melting the adhesive securing it to an automobile surface or the like.

Abstract: Previously, hook-up wires were glued to a mounting board by means of spot gluing. As disclosed herein, the insulated hook-up wire is first continuously coated with a coating of hot-melt adhesive and is then placed on the mounting board and simultaneously bonded by means of a heated laying tip of an application tool, similar to a soldering bit. When passing through the laying tip, the hook-up wire is briefly heated, whereby the coating of hot-melt adhesive is melted. The insulating layer of the hook-up wire has a higher temperature stability and is thereby not altered. In the immediately following application of the hook-up wire to the mounting board, the hot-melt adhesive cools and connects the hook-up wire to the mounting board.

Abstract: An improved electric resistance heater assembly for soldering tools, glue guns, hair dryers, heat pencils, paint removers, etc., includes, as the core of the assembly, an open-ended tube of a ceramic material having good electrical insulation properties with good thermal conductivity, low heat capacity and a high softening temperature. A conduit extends lengthwise through the wall of the tube from end to end thereof and first and second spring-tempered split metallic compression bands of smaller diameter than the tube are placed at each end of the tube and retained thereon by compressive stress. A plurality of turns of resistance wire are wound about the outer periphery of the tube between the bands with each end of the wire welded to a respective one of the bands. An first electric lead is welded to the first band. A second electric lead is welded to the second band and extends lengthwise through the conduit and exits the conduit near the first band.

Abstract: An improved solder extractor has a tip temperature sensor coaxially disposed about the hollow tubular tip forward of the electric heat generating assembly into the which the tip is inserted and thermally insulated therefrom. The tip is held within the heat generating assembly by a plurality of springs formed as angular sections of a hollow cylinder which are symmetrically disposed about the tip between the tip and the heat generating element. The tip is also provided with a chamfered end which mates with a corresponding chamfer on a detent within the heat generating assembly to form a vacuum seal with a source of vacuum.

Abstract: An apparatus for forming a line of separation in a plastic work surface includes a tool having a tool holder of thermally conductive material, an electric heating element and a tool member having a separating point. The holder is surrounded by an insulating member and includes a sleeve portion in which the tool member is releasably secured, the tool member projecting from the body in freely exposed manner with the separating point remote from the holder whereby the work surface may be engaged solely by the separating point which comprises a tip from which a surrounding surface extends in divergent manner. The holder is arranged to conduct heat from the heating element to the tip and suitable control means are provided for regulating the heating element temperature to a desired value.

Abstract: A soldering iron is heated by electric resistance heating elements comprising barium titanate PTC thermistors. The soldering iron has an elongated copper bit with a cone shaped bit tip and an elongated back body having a generally rectangular cross section coupled to the bit tip. A pair of flat PTC thermistor heater assemblies sandwich the back body of the bit and are in thermal contact therewith. The heater assemblies are pressed against the back body of the bit with spring contact. A hand-grip is coupled with the bit. The total contact area S.sub.1 between the PTC thermistor heater assemblies and the back body is in the range from 1.0 cm.sup.2 to 25 cm.sup.2 and the transverse cross sectional area S.sub.2 of the back body is in the range from 0.1 cm.sup.2 to 3.0 cm.sup.2.

Abstract: A soldering iron is heated by an electric resistance heating element comprising a PTC thermistor having a positive temperature coefficient. The soldering iron has an elongated bit of copper with a cone shaped bit tip and a cylindrical back portion coupled with said bit tip. The back portion has a pair of arms and a slit between the arms for accepting the heating element with spring contact whereby the arms operate not only to transfer the heat to the tip, but also to fix the heating element in the slit tightly. The PTC thermistor is made mainly of Barium-titanate and has the additive of a small amount of calcium for improving the withstand voltage of the thermistor so that a commercial power supply can supply the power directly to the soldering iron. The total contact area S.sub.1 between the PTC thermistor and the back body being from 1.0 cm.sup.2 to 25 cm.sup.2 and the transverse cross sectional area S.sub.2 of the back body which contacts the thermistor being from 0.1 cm.sup.2 to 3.0 cm.sup.2.

Abstract: A relatively inexpensive electric soldering iron and handle structure can be constructed so as to be relatively simple to assemble by utilizing cooperating holding elements within a tubular handle to form a holder. This holder serves to support or hold a socket adapted to support a heating element and a cord retainer in place within the handle. The holder is in turn held in place within the handle through the use of cooperating detent elements on both the holder and on the handle. The parts of the soldering handle structure are dimensioned so that the parts previously identified can be inserted as a unit into the handle through one end of the handle as the cord is withdrawn outwardly from the other end of the handle.

Abstract: A temperature-adjustable electric soldering iron manipulable with a single hand to change the temperature of the iron comprises a handle, a circuit board, a Nichrome tip heating wire, a cover for the wire and a soldering tip. On the circuit board are two mercury switches, a diode, and five resistances, connected in a manner to provide four circuits connected with the Nichrome wire so that the tip can be heated to four different temperatures dependent upon which circuit is connected in series with the Nichrome wire. The circuit board is placed inside the handle and the mercury switches are arranged so that holding the handle in a completely horizontal position shuts off the electric circuit, but tilting it forward or backward, or turning it around to the left or to the right actuates the mercury switches by means of the function of the mercury drop which connects respective circuit contacts at either end of the switches to place a different one of the four circuits in series with the Nichrome wire.

Abstract: A suction-type desoldering device includes an elongated tubular heater assembly secured to the forward end of a hollow handle by a radial flange on the assembly. A removable solder collecting chamber adapted to have a vacuum created therein is disposed within the handle and has an open end connected in solder flow communication with the heater assembly by means of a compressible sealing member disposed between the flange and the open end of the chamber. The heater assembly includes a tubular sleeve secured to and extending through the flange adjacent the seal. A tubular support having a length of electric resistance heating wire wrapped therearound is mounted coaxially within and spaced from the tubular sleeve and has one end thereof extending freely into the collection chamber and the other end thereof receiving a removable tubular desoldering tip.

Abstract: An electric heater assembly for tools having a removable heated tip includes a tubular metal base having an open end adapted to removably receive and hold the end of the tool tip. A coating of ceramic electrical insulation material is provided on a portion of the exterior of the base and a length of Nickel-Iron alloy resistance wire is wound on the ceramic coated portion. Electrical lead wires are connected in lapped relationship to the respective ends of the resistance wire. Each lead wire includes a first portion lying between several turns of resistance wire and the ceramic coating on the base and a second portion bent back and overlaying the several turns of resistance wire. The second portion is wrapped with at least one additional turn of the resistance wire. A coating of ceramic electrical insulation material is provided over the resistance wire and the terminals to seal the same from the deliterious effects of the atmosphere.

Abstract: A suction desoldering tool has an elongate handle, an elongate housing defining a bore therethrough and extending co-axially from one end of the handle solder, a collecting chamber in the handle, and a tubular heating bit holder. The holder is mounted in the end of the housing remote from the body and includes a body portion surrounded by an electric heating element for receiving the bit and a tubular portion of lesser wall thickness providing communication between the bit and collecting chamber. The tubular portion is surrounded by an imperforate sleeve which defines an insulating air space along the tubular portion to enable the full length of tubular portion to be maintained above the liquidus temperature for solder melted by the bit during a desoldering operation, so that the melted solder can be drawn into the collecting chamber through the bit and holder by a source of suction connected to the chamber.

Abstract: An electric soldering iron having an elongated handle with an electric heating element attached therein and including a removable tip member located to receive heat from the heating element and a holding member to hold the tip relative to the heating element is improved by forming said heating element as an elongated flat blade heating element having a elongated flat planar heated surface. The heating element is so located in the handle to extend outwardly from the handle. The tip member includes a body having an elongated flat planar heat transfer surface which fits against the planar heated surface of the heating element and receives heat therefrom. The tip member further includes an operative tip extending away from the remainder of the tip member. A retaining tube detachably secured at one end to the handle fits over the heating element and tip member and except for its operative tip and maintains them in a fixed relationship with respect to each other and to the handle.

Abstract: A portable electronics repair system including a portable container, a motor disposed within the container, an air/vacuum pump disposed within the container and driven by the motor, an electrical power source removably connected to the container for driving the motor, and a desolderer removably connected to the air/vacuum pump, the desolderer including an electrical heater assembly energized by the electrical power source.The desolderer includes a high heat, low energy consumption heater assembly and desoldering tip combination which facilitates rapid heating of the tip to soldering melting temperatures. An improved heater assembly is also provided which may be removably connected to the desolderer handle. The solder collector tube may be disposed within the desolderer handle and mounted with respect to an outer sleeve of the heater assembly. Means are provided for connecting the heating wire to the space outside the solder collector tube.