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...that after Walter Hunt patented the safety pin in 1849, he sold the rights to it for $400?
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| Number | Title | Issue Date |
| 7607455 | Micro-electro-mechanical valves and pumps and methods of fabricating same Micro-valves and micro-pumps and methods of fabricating micro-valves and micro-pumps. The micro-valves and micro-pumps include electrically conductive diaphragms fabricated from electrically conductive nano-fibers. Fluid flow through the micro-valves and pumping act... | 10/27/2009 |
| 7358460 | Deployment system for thermal radiating materials An autonomous deployment system is herein for functional utilization in the physical placement and deployment of a heating or thermal mat(s). The system is designed to enhance human productivity and ease deployment of the prior art thermal radiating or generating de... | 04/15/2008 |
| 7318691 | Tool apparatus for milling machine The present invention provides an automated-torque controlled tool for attachment to a milling machine. The tool comprises an elongated hollow housing defined by a neck section, a middle section, and a bottom section. The neck section is adapted to engage a spindle ... | 01/15/2008 |
| 7311481 | Milling cutter Milling cutter (1), which can rotate about a cutter longitudinal axis (A), comprises a sleeve-shaped shaft (2) provided with an inner lying chip evacuation channel (11), which is arranged, in essence, symmetric to the cutter longitudinal axis (A... | 12/25/2007 |
| 7265324 | Flexible heating sheet A flexible heating sheet is composed of two heat fusible aromatic polyimide films and an electric heating element having an electric source-connecting terminal at each end which intervenes between the heat fusible aromatic polyimide films, in which each heat fusible... | 09/04/2007 |
| 7265322 | Method for making a plastic pane with electrical conductor structure and plastic pane with embedded wires A process for manufacturing a plastic pane provided with embedded electrical conductors, in particular a window pane, in which the conductors are joined to a surface of a plastic sheet that subsequently receives another layer of plastic by injection molding from the... | 09/04/2007 |
| 7259357 | Electronically controlled sealing, unsealing and/or bonding with metal strip or wire coated with liquefiable substance for redundant application and tamper detection The invention seals, unseals and/or bonds plastics, waxes and resins via a thermal metal strip or wire coated with liquefiable substances that melt to open or separate and cool to congeal, seal, vulcanize or bond together when the wire or strip is energized in a sho... | 08/21/2007 |
| 7250586 | Surface heating system and method for producing it and a heatable object A surface heating system consists of a support and a heating layer that contains an electrically conductive plastic. The heating layer is formed by a flexible film. A heatable object made as such a surface heating system. A method for producing a surface heating sys... | 07/31/2007 |
| 7230205 | Compressor airfoil surface wetting and icing detection system In some instances, ice can form on the surface of a compressor airfoil. If the ice dislodges, it can impact and damage other compressor components. Aspects of the invention relate to systems for detecting the presence of ice or water on a compressor vane during engi... | 06/12/2007 |
| 7230206 | Battery operated heated jacket A battery operated heated jacket, with removable body and sleeves and hood, the jacket with a removable liner, the liner further detachable from itself at the attachment of the sleeves and the hood, the attachment comprised of quick connects, the jacket comprised of... | 06/12/2007 |
| 7230214 | Metal sheathed heater using splice connection assembly with heat shrinkable tubing, and method of use A metal sheathed heater utilizes splice connections that connects ends of a heater cable with ends of a lead wire. Each splice connection has a connector that connects core wires of the lead wires and heater cable together. Heat shrinkable tubing surrounds the conne... | 06/12/2007 |
| 7230213 | Modular heated cover The modular heated cover is disclosed with a first pliable outer layer and a second pliable outer layer, wherein the outer layers provide durable protection in an outdoor environment, an electrical heating element between the first and the second outer layers, the e... | 06/12/2007 |
| 7223941 | Reduced-volume commercial space heating system and method for manufacturing same A heating system has been incorporated into the commercial space fixture of a plastic chair mat to provide a space-saving heating system. The material for the plastic mat is chosen based on its thermal and electrical properties to provide necessary safety and suppor... | 05/29/2007 |
| 7223949 | Analysis apparatus having improved temperature control unit An apparatus for use in controlling the temperature of one or more substances passing through one or more microfluidics channels in an analysis device is set forth. The apparatus includes a heating unit having first and second surfaces. The first surface of the heat... | 05/29/2007 |
| 7223947 | Domestic appliance and heating structure for a domestic appliance An electric heating structure of a domestic appliance includes at least one first electric heating track (23) having a positive temperature coefficient and at least one additional electric heating track (27, 28). A control structure (22, 25, 29)... | 05/29/2007 |
| 7223940 | Heatable windshield An electrically heatable transparency has at least one substrate, a first bus bar spaced from a second bus bar, and a conductive coating formed over at least a portion of the substrate. The first and second bus bars are in electrical contact with the coating. At lea... | 05/29/2007 |
| 7220943 | RF stand offs This invention relates to RV stand offs or breaks and in particular, but not exclusively not to stand offs which are suitable for use in plasma generating apparatus. A stand off 14 includes a resistive or insulating cylinder 15, through which gas feeds... | 05/22/2007 |
| 7214210 | Cassette and method for drug preparation and delivery A disposable cassette for mixing an intravenous drug in a vial to a patient includes a liquid inlet for connection to a liquid supply, a first vial spike, a second vial spike and a chamber. The chamber, the first and second vial spikes, and the liquid inlet are in f... | 05/08/2007 |
| 7214906 | Heated hand grip control An apparatus for the independent control of the amount of heat produced by a right and a left side heated hand grip includes a control panel with various input buttons and a pair of LEDS that each indicates a relative power setting of one of the heated hand grips. A... | 05/08/2007 |
| 7214908 | Glow plug integrated pressure sensor with filter trap In an integrated glow plug and pressure sensor having a passage leading to the pressure sensor, a porous filter is inserted in the passage. The porous filter provides a four-fold improvement in pressure measurement by (1) acting as a trap for combustion deposits, (2... | 05/08/2007 |
| 7211768 | Heating line pattern structure of defogger A heating line pattern structure of a defogger comprising a meander shape heating line portion is provided, in which the local temperature rise of a glass panel may be suppressed and which has a good outward appearance. Two lateral heating lines each having a thick ... | 05/01/2007 |
| 7211772 | Patterned electrical foil heater element having regions with different ribbon widths A patterned foil sheet heating element has a first discrete region patterned with a first plurality of holes forming multiple conductive ribbons and having a first sheet resistivity. It also has a second discrete region patterned with a second plurality of holes for... | 05/01/2007 |
| 7208706 | Shrinking arrangement for a tool holder The invention relates to a shrinking device for shrinking a rotary tool into a central receiving opening of a toolholder which holds said rotary tool in a press fit. The device an induction heating device for thermally expanding the toolholder in the area of the rec... | 04/24/2007 |
| 7208705 | Heater bracket assembly for dryer A heater bracket assembly for securing a heater case in a dryer is disclosed. The heater bracket assembly includes a supporting part secured to a bottom end of the heater case for supporting the heater case, a fixing part secured to a base plate of the dryer, and a ... | 04/24/2007 |
| 7205504 | Interlayer composite for a laminated transparency An interlayer composite includes a plastic sheet having a predetermined outer shape and a major surface; a pair of bus bars, and an adhesive layer securing the bus bars directly on the major surface of the plastic sheet in a fixed relationship to one another. ... | 04/17/2007 |
| 7205509 | Heated food serving apparatus and method therefor An apparatus for both heating and serving food has both an interchangeable heat conducting food serving assembly and a heat exchange assembly coupled to at least a portion of the interchangeable heat conducting food serving assembly. A head portion of the interchang... | 04/17/2007 |
| 7205510 | Heater for an automotive vehicle and method of forming same There is disclosed a heater for an automotive vehicle or other article of manufacture. The heater typically includes a first conductive medium and a second conductive medium disposed upon a carrier. In a preferred embodiment, the first conductive medium includes a f... | 04/17/2007 |
| 7205505 | Surface heating, method for its production, and heatable object, and seat occupancy recognition, seat with it, and seat occupancy recognition method A system for recognizing the occupancy of a seat, containing elements made of electrically conducting synthetic material, especially strips made of electrically conductive polyurethane. A seat equipped with the system. A method for recognizing seat occupancy whereby... | 04/17/2007 |
| 7205506 | Glow plug with heat range indicative color A glow plug having a heat range indicated by a colored insulating ring. The insulating ring, along with first and second washers, insulates a central electrode from a glow plug body. Electrical insulation is provided by anodizing the insulating ring. A colored anodi... | 04/17/2007 |
| 7205511 | Combined heater and heat diffuser for an injection nozzle for moulding plastics materials and a method for the manufacture thereof A combined heater and heat diffuser for fitting to an injection nozzle (10) for moulding plastics materials, where the nozzle comprises a tubular metal core (12) with an injection duct (14) and a cylindrical lateral surface (13). The heat... | 04/17/2007 |
| 7202446 | Electric shaver with vibrating head A hair cutting apparatus comprising: an elongate element (260) heated to a temperature capable of cutting hair; a vibrating structure (200), on which said elongate element (260) is mounted; and a housing (106) in which the vibrating struc... | 04/10/2007 |
| 7202445 | Door mirror heater To provide a door mirror heater for a vehicle such as a motor vehicle or the like on which a high voltage battery is mounted, a door mirror heater compliant to a high voltage battery having a heat generating circuit provided with a PTC layer corresponding to a heati... | 04/10/2007 |
| 7202444 | Flexible seat heater A heating device includes a conductive layer on an electrically insulated substrate. The substrate and conductive layer have a plurality of cross-like apertures therethrough. The conductive layer includes busses and traces extending from the busses, the traces surro... | 04/10/2007 |
| 7202443 | Electric heating/warming fabric articles Electric heating/warming composite fabric articles have at least a fabric layer having inner and outer surfaces, and an electric heating/warming element, formed, e.g., of die cut, metallized textile or plastic sheeting or metal foil, affixed at the inner surface of ... | 04/10/2007 |
| 7199333 | Branding iron A personalized branding iron with interchangeable symbols, including: a handle arrangement having a first end and a second end; a mounting arrangement mechanically connected to the first end; and at least one unitary substantial symbol configured for branding. The m... | 04/03/2007 |
| 7200327 | Electric heating device, in particular for a vehicle heating and/or air-conditioning apparatus Electric heating device comprising an electric radiator (10) for heating the air passing through it, said radiator comprising a casing (12), at least one resistive element mounted in the casing and constituted by at least one zigzag metal strip (22 | 04/03/2007 |
| 7196287 | Unit assembly structure and fuser of image formation apparatus A fuser includes a fusing roll unit having a fusing roll, a pressurizing roll unit having a pressurizing roll and a coil spring resiliently biasing the pressurizing roll. The units are secured by a pair of engagements. One engagement includes a hook provided at the ... | 03/27/2007 |
| 7196289 | Personal warming systems and apparatuses for use in hospitals and other settings, and associated methods of manufacture and use Personal warming systems and apparatuses for use in hospitals and other settings. In one embodiment, a heating mattress or pad for warming a patient during a hospital procedure can include a heating element positioned between a first foam portion and a second foam p... | 03/27/2007 |
| 7197239 | Seat dewrinkling method and apparatus A system and method for removing wrinkles from the covering material of seats for automobiles and other vehicles. The invention may be implemented in a seat dewrinkling oven that includes front and rear heaters that conform to the shape of the seat being heated. In ... | 03/27/2007 |
| 7196290 | Heat sealer with platen surface temperature sensor and load sensor A heat sealer having a heated platen, a cylinder for reciprocating the platen, a die positioned to be engaged by the platen and a shuttle supporting the die to move the die from a platen-engaging position to a non-engaging position, and a control for controlling the... | 03/27/2007 |
