A haircutting appliance comprises an enclosed housing having a hollow handle connecting the housing to a vacuum source to carry away cut hairs from a subject's head.
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7743596 | High temperature resistant rope systems and methods A fire resistant rope and method of making the same. The fire resistant rope comprises a core, a jacket, and a fire retardant coating. The core comprises a plurality of strands. Each core strand comprises a plurality of core yarns, and each core yarn comprises a plu... | 06/29/2010 |
| 7617667 | Treatment of brittle, high-modulus yarns to yield improved processing characteristics Multifilamentary core yarns of brittle, high-modulus materials are partially encased in a “wrapper” of another material. The wrapped core yarn is then coated with an adhesive that remains tacky over time. The coated wrapped yarn can then be spooled and stored in... | 11/17/2009 |
| 7469526 | Heat/fire resistant sewing thread and method for producing same A heat and flame resistant sewing thread having a core strand formed of glass material filaments is wrapped with a sheath of staple fibers spun about the core strand A lubricant is applied along the core strand to assist in the wrapping of the core strand with the s... | 12/30/2008 |
| 7437869 | High temperature resistant rope systems and methods A fire resistant rope and method of making the same. The fire resistant rope comprises high tensile strength fibers, high temperature resistant fibers, and a fire retardant coating. The fire retardant coating is applied to at least one of the high tensile strength f... | 10/21/2008 |
| 7404426 | Hybrid cord for rubber reinforcement and rubber product employing the same A hybrid cord 1 for rubber reinforcement comprises a strand 2 having higher elastic modulus, made of PBO fiber or the like, which is disposed at the center of the cord, and strands 3 having lower elastic modulus, made of glass fiber or the like,... | 07/29/2008 |
| 7311174 | Cloth for loudspeaker diaphragm, loudspeaker diaphragm, and loudspeaker In a diaphragm for a loud-speaker of the present invention, an increase in tensile strength is averagely attained as a whole, and the over all diaphragm is uniformly colored without showing any lattice pattern. The diaphragm includes a woven fabric comprising yarns ... | 12/25/2007 |
| 7288494 | Electro-magnetic wave shield cover An electro-magnetic wave shield cover having an array of first yarn members (10) formed by bundling (48) ends of polyester fibers around which a tin-plated copper metallic foil (12) is wound. The second yarn member (20) is formed by bundl... | 10/30/2007 |
| 7214425 | High performance fiber blend and products made therefrom A blended yarn is provided having at least one component fiber type being made of stretch broken fibers, preferably of a stretch broken high performance fiber, along with multi-end yarns containing the blended yarn, composite yarns having at least one component bein... | 05/08/2007 |
| 7178323 | Multi-component yarn, method of making and method of using the same A combined yarn is provided containing a metallic strand and a non-metallic strand, wherein the metallic and non-metallic strands are combined by air interlacing the filaments or fibers of the non-metallic strand at intermittent points along their length, so that th... | 02/20/2007 |
| 7175908 | High temperature search line A fire safety line is disclosed having a core of heat-resistant strands twisted together and surround by a tough, cut and abrasion resistant jacket. Preferably, the strands of the core are glass fibers coated with vermiculite and the jacket is formed of braided glas... | 02/13/2007 |
| 7143570 | Thread having properties of resistance to cutting The invention concerns a thread possessing properties of resistance to cutting, comprising at least one core thread (2) sheathed with at least one sheathing thread (3) consisting of continuous fibers or filaments, characterized in that the core thread ... | 12/05/2006 |
| 7119036 | Protective apparel fabric and garment A fabric for flame resistance apparel with a limiting oxygen index greater than 21 employs a yarn of a co-mingled bundle of two different filaments of different shrinkage characteristics with the yarn having a random entangled loop structure. ... | 10/10/2006 |
| 7111445 | Fire-resistant sewing yarn and the products made therefrom A composite heat resistant sewing thread comprising a core form of at least one strand of a yarn having an elongation, at least one bottom cover wrapped around the core in a first direction at a rate sufficient to provide substantially complete coverage of the core,... | 09/26/2006 |
| 7107740 | Method and device for depositing a filament tow The invention relates to a method and to a device for depositing a filament tow in a stationary can. To this end, the filament tow is conveyed to the can by a conveyance means, and for deposition into the can the filament tow is guided in such a way that the feed po... | 09/19/2006 |
| 7100352 | Protective composite yarn A composite protective yarn is incorporated into an article of apparel. The protective yarn has a core unit including a protective material selected from a group consisting of metallic filament, glass, and high tenacity fiber having a tensile strength of at least 7 ... | 09/05/2006 |
| 7065949 | Cut-resistant yarn intended especially for the production of protective garments The invention concerns a yarn comprising a core (A) obtained by coextrusion of a glass multifilament E, R, C or S or more generally of glass silk or basalt and a polymer sheath of the thermoplastic, thermoset, natural elastomer fluorinated or non fluorinated synthet... | 06/27/2006 |
| 7051507 | Hybrid cabled cord and a method to make it The present invention is directed to a hybrid cabled cord comprising: at least two yarns having different properties and an unbalanced configuration wherein the hybrid cabled cord has improved tensile strength retention. In a preferred embodiment one of the two yarn... | 05/30/2006 |
| 6880321 | Cut-resistant yarn intended especially for the production of protective garments Yarn comprising a core (A) obtained by coextrusion of a multifilament of E-, R-, C- or S-glass or more generally of textile glass or basalt filament and of a sheath of polymer of thermoplastic, thermosetting, natural elastomer or synthetic elastomer type, fluorinate... | 04/19/2005 |
| 6701703 | High performance yarns and method of manufacture A yarn is provided which includes a core and a wrapping yarn wound about the core. The core may include glass, metal and carbonaceous fibers which may be roughened and/or stretch-broken. The yarn may exhibit enhanced performance properties, such as streng... | 03/09/2004 |
| 6606846 | Fire resistant corespun yarn and fabric comprising same Provided is a fire resistant corespun yarn. The yarn includes a core of a high temperature resistant continuous filament comprising fiberglass and a low temperature synthetic continuous filament selected from nylon, polyester, polyethylene and polyolefin,... | 08/19/2003 |
| 6532724 | Cut-resistant yarn and method of manufacture A yarn is provided which includes a core formed of a glass material and a wrapping yarn wound about the core. The core has a roughened surface, which tends to engage and hold the wrapping yarn. The yarn may exhibit excellent strength, cut resistance and h... | 03/18/2003 |
| 6349531 | Multipart component for a cut resistant composite yarn and method of making A non-metallic multipart yarn component for use in combination with other yarn strands to make a cut resistant composite yarn. The multipart yarn component includes at least one non-metallic strand comprised of an inherently cut-resistant material and at ... | 02/26/2002 |
| 6127035 | Low dielectric composite fiber and fabric A composite fiber prepared by wrapping a core of polyethylene filaments having a dielectric of less than 3.0 with a direct sized quartz fiber to provide a composite fiber and fabric woven therefrom with improved high temperature strength and low dielectri... | 10/03/2000 |
| 5910361 | Hybrid yarn for composite materials with thermoplastic matrix and method for obtaining same A hybrid yarn is made up of an intimate mixture of spun yarns of reinforcing fibers and spun yarns of thermoplastic matrix fibers. The spun yarns are obtained by cracking with slow, gradual stretching of the multifilaments. After stretching, parallel fibe... | 06/08/1999 |
| 5906877 | Moisture stable tuftstring carpet This invention provides moisture stable tuftstring carpet assemblies. The pile surface structure comprises a moisture stable backing substrate, a plurality of elongated pile articles each comprising an elongated, moisture stable support strand having bond... | 05/25/1999 |
| 5845476 | Composite yarn with fiberglass core The present invention relates to a yarn core construction suitable for forming a flexible composite yarn having a fiberglass component. The resulting yarn has good cut and abrasion resistance qualities without sacrificing knittability, flexibility and sup... | 12/08/1998 |
| 5701730 | Incandescent mantles An incandescent mantle tie cord comprises a continuous multifilament first core of a refractory fiber, a second core of another continuous multifilament yarn and an outer sheath of staple fibers wrapped about said first and second cores.... | 12/30/1997 |
| 5628172 | Composite yarns for protective garments Composite yarns having a total diameter of less than about 0.013 inch and a denier not exceeding 625 are formed with a first core strand formed of either an extended chain polyethylene, an aramid, or a liquid crystal polymer having a denier in the range o... | 05/13/1997 |
| 5506043 | Thermal protective fabric and core-spun heat resistant yarn for making the same, said yarns consisting essentially of a fiberglass core and a cover of modacrylic fibers and at least one other flame retardant fiber A heat resistant woven fabric with an optional aluminized backing is disclosed. The fabric is particularly suited for heat resistant garments intended to resist radiant heat and minor molten metal splashes. The fabric comprises of core-spun yarns having a... | 04/09/1996 |
| 5496625 | Melamine thermal protective fabric and core-spun heat resistant yarn for making the same A heat resistant woven fabric with an optional aluminized backing is disclosed. The fabric is particularly suited for heat resistant garments intended to resist radiant heat and heavy molten metal splashes in the temperature range of 2700°-3000° F. The ... | 03/05/1996 |
| 5464684 | Hybrid yarn comprising a core of intermixed polyamide filaments and reinforcing rilaments wherein the core is wrapped by a polyamide fiber A hybrid yarn which comprises an intimate blend of reinforcing fibers and matrix-forming thermoplastic fibers made of low viscosity polyamide and has been overwrapped with a further polyamide yarn is useful for producing laid, woven, knitted, braided and ... | 11/07/1995 |
| 5440659 | Method for fabricating a fiber optic cable having improved polarization mode dispersion (PMD) performance Improved PMD performance is achieved in fiber optic cable fabricated in accordance with the principles of the invention by twisting each of a plurality of optical fibers in a controlled manner as the cable is being formed. A controlled amount of twist is ... | 08/08/1995 |
| 5423168 | Surgical glove and yarn A cut resistant glove knitted from a yarn worn under a surgical glove without adversely affecting the dexterity of the person wearing the glove, said yarn being cut resistant and including a core and a covering about the core, said covering including at l... | 06/13/1995 |
| 5326628 | Frictional material comprising bi-component yarn twisted with a metal wire A frictional material is made of cloth which is impregnated with a bituminous material and/or a synthetic resin. The cloth is woven from a yarn made by twisting single yarns with reinforcing metal wires. The single yarn consists of a center core in the fo... | 07/05/1994 |
| 5234752 | Wear-resistant laminated articles In a wear-resistant laminated article (e.g. a bearing, or a compressor rotor blade) made by heating an assembly of superimposed layers of fabric impregnated with a phenolic or other thermosetting resin, the fabric is made of non-asbestos yarn comprising a... | 08/10/1993 |
| 5177948 | Yarn and glove An improved non-metallic yarn, fabric and protective garment made from such yarn, where the yarn, fabric and garment exhibit increased cut resistance, flexibility, pliability and softness. The yarn is non-metallic and includes a core made of fiber and a c... | 01/12/1993 |
| 5141542 | Fire resistant textile yarn and use thereof Disclosed herein is a fire-resistant textile yarn comprising a core formed from an inorganic filament surrounded by fibres formed entirely or in part from aramid resin. Also disclosed is a fire-resistant textile yarn comprising a core formed from a ply ya... | 08/25/1992 |
| 5130193 | Fiber-reinforced composite cable A fiber-reinforced composite material is disclosed for use as a cable which comprises a master filament and a plurality of slave filaments disposed in surrounding relation thereto, both filaments being impregnated with a resin and thereafter coated by a k... | 07/14/1992 |
| 4967548 | Fire-resistant textile yarn and use thereof Yarn comprising a core consisting of an inorganic filament surrounded by fibers made at least partly from aramide resin. The yarn count is between 30 and 60 tex, the weight proportion of the core is between 10 and 25%, the aramide fibers being spun around... | 11/06/1990 |
| 4936085 | Yarn and glove An improved yarn, fabric and protective garment made from such yarn, where the yarn, fabric and garment exhibit increased cut resistance, flexibility, pliability and softness. The yarn is non-metallic and includes a core made of fiber and a covering wrapp... | 06/26/1990 |