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"That the automobile has practically reached the limit of its development is suggested by the fact that during the past year no improvements of a radical nature have been introduced."
Scientific American ; Jan. 2 edition, 1909
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| Number | Title | Issue Date |
| 7770604 | Hollow profile used in the manufacture of a pipe This invention relates to a hollow profile (1) used for the manufacture of a spirally wound double-walled thermoplastic pipe, which hollow profile has essentially a rectangular cross section and the wall (2) of the hollow profile intended to form the i... | 08/10/2010 |
| 7735525 | Thermally insulated apparatus for liquid chromatographic analysis A thermally insulated apparatus provides a substantially adiabatic environment for elevated temperature liquid chromatography applications. The thermally insulated apparatus minimizes or eliminates temperature gradients between columns and mobile phases, and maintai... | 06/15/2010 |
| 7730909 | Accessory for a vapor generator An accessory for a vapor generator, such as a smoke or fog machine, includes an elongated member that connects to an output nozzle of the vapor generator. The elongated member has one or more perforations formed in its sidewall along its length. A vapor generated by... | 06/08/2010 |
| 7726346 | Outer tubular reinforcement member A tubular structural member that provides adjustable directional resistance to a device. When orientated in a certain manner with respect to the direction of use, the tubular structural member will provide a different stiffness to the device it is affixed. The tubul... | 06/01/2010 |
| 7607458 | Housing with intersecting passages A housing for use in high-pressure fluid applications, comprising a first passage defining a first axis (P1) and a second passage defining a second axis (P2), wherein the first and second passages intersect at an opening defined by an intersection at o... | 10/27/2009 |
| 7475706 | Variable curvature tube and draw die therefor A tube is bent having a curved portion with a variable radius extending between first and second ends. The curved portion includes a circular arc portion with a constant radius and a clothoid transition portion with a variable radius. The circular arc portion extend... | 01/13/2009 |
| 7419106 | Blower nozzle with variable velocity output A nozzle for use with a walk-behind blower includes a nozzle restriction due to a sloped upper wall of the nozzle body. The nozzle restriction increases the air velocity in the upper region of the nozzle and forces leaves and debris downward so that airflow through ... | 09/02/2008 |
| 7393597 | Welded joint made of an austenitic steel A weld joint having a base material and a weld metal both of an austenitic steel, wherein the weld metal has a chemical composition, in mass %, that C: 0.04% or less, Si: 1.0% or less, Mn: 3% or less, P: 0.02% or less, S: 0.005% or less, Cr: 15 to 25%, Ni: 30% or mo... | 07/01/2008 |
| 7360504 | Radiopaque animal chew An animal chew toy comprising a radiopaque polymer. The radiopaque polymer may comprise a polymer that is inherently radiopaque or a polymer that has been made radiopaque by the addition of an additive that provides radiopaque characteristics. The radiopaque polymer... | 04/22/2008 |
| 7347223 | Pipe flow stabilizer A fluid flow stabilizer for use in a flow of fluid in a conduit between a source of turbulence and a fluid control device. The stabilizer comprises a fluid conduit section having a first end with a mounting arrangement for mounting the first end to the fluid conduit... | 03/25/2008 |
| 7331705 | Static device and method of making A static device and method of making is disclosed for mixing matter flowing therethrough. The invention comprises a tube having a polygonic cross section defining a plurality of corners. The tube is spirally twisted with the plurality of corners forming a plurality ... | 02/19/2008 |
| 7322379 | Flexible kink-resistant hoses A flexible kink-resistant hose configuration includes concentric tubes with longitudinal ribs. ... | 01/29/2008 |
| 7319802 | Conduit insert for optical fiber cable A flexible innerduct structure is configured to contain a cable within a conduit. The innerduct structure includes a pair of adjacent strip-shaped layers of flexible material that are joined along their longitudinal edges to define a channel through which the cable ... | 01/15/2008 |
| 7314066 | Air distributor for a bioleaching system An air distributor for use in heap or dump leaching systems is disclosed. The air distributor includes an air pipe having a series of holes for releasing air from the pipe and one or more protective members spaced outwardly of the air holes to shield the air holes. | 01/01/2008 |
| 7314067 | Design and manufacturing method for multi-material tube structures The present invention provides an improved tubular structure which uses the properties of different materials, such as stiffness, strength, and density are exploited in a manner which combines the most attractive characteristics of existing metal and composite tubes... | 01/01/2008 |
| RE39968 | PTFE tube The present invention relates to a polytetrafluoroethylene (PTFE) tube, and more particularly to a PTFE tube for a flexible hose. In particular the invention relates to a PTFE tube having a smooth bore for use in the production of a lined hose assembly farther compr... | 01/01/2008 |
| 7291240 | Method of forming a conduit using a wound sacrificial layer A thin ribbon spirally wound polymer conduit and method of forming, wherein a helical reinforcing bead is interposed adjacent overlapping layers of ribbon. Further, a method of continuously forming spirally wound conduit wherein a sacrificial layer, preferably havin... | 11/06/2007 |
| 7281547 | Multi-layered flexible tube A multi-layered tube comprising a first inner polymeric tubular structure, a second foamed polymeric structure containing a plurality of short or long reinforcing elements dispersed therein and, optionally, a third cover layer on the outer surface of the reinforcing... | 10/16/2007 |
| 7273130 | Device and method for active soundproofing, and power unit for aeroplanes A device for active noise reduction has a chamber, which is arranged laterally in relation to a gas flow, and a chamber opening constructed in one wall of the chamber. In the area of the chamber opening, a deflection device is adjustably arranged. The deflection dev... | 09/25/2007 |
| 7264394 | Static device and method of making A static device and method of making is disclosed for mixing matter flowing therethrough. The invention comprises a tube having a polygonic cross section defining a plurality of corners. The tube is spirally twisted with the plurality of corners forming a plurality ... | 09/04/2007 |
| 7229514 | Method of making curved hose The present invention is directed to a method for manufacturing a curved hose. The method is comprised of the steps of (a) forming a hose assembly, the hose assembly comprising: (i) an innermost layer of a halogenated polyolefin rubber; (ii) a polyester reinforcemen... | 06/12/2007 |
| 7216676 | Apparatus and method for shaping hose A shaped hose assembly includes a length of hose having an external surface and a hose form including a non-continuous, generally curved wall that extends around the circumference of the external surface of the hose. The wall includes a first axially extending end a... | 05/15/2007 |
| 7207354 | Design and manufacturing method for multi-material tube structures The present invention provides an improved tubular structure which uses the properties of different materials, such as stiffness, strength, and density are exploited in a manner which combines the most attractive characteristics of existing metal and composite tubes... | 04/24/2007 |
| 7195056 | Thermal control covers A heat transfer cover mitigates temperature changes of an object. A cover body is configured to receive the object. A plurality of heat transfer channels are defined in an interior of the cover body. The channels are arranged to transport a heat transfer fluid in th... | 03/27/2007 |
| 7188642 | Low-friction pull tape A pull tape for facilitating positioning of elongated items within a protective sleeve is disclosed. The pull tape is woven of filamentary members preferably using a twill or satin weave that allows floats to form on the surface of the tape that reduce friction betw... | 03/13/2007 |
| 7182104 | Collapsible duct A duct for containing a cable and method for mounting the cable therein include providing the duct with a collapsible or flexible wall movable between a contracted condition for mounting the duct in a conduit and an extended condition of increased cross-sectional ar... | 02/27/2007 |
| 7182126 | Fluid heater A heat distribution apparatus comprising a fluid conduit having a peripheral wall defining a flow passage and a pair of fluid capillaries extending along the wall and secured thereto. The capillaries being connected to one another in series to provide a fluid flow p... | 02/27/2007 |
| 7175896 | Composite having two or more layers, including an EVOH layer A layered composite contains the following layers: (I) a layer I composition containing (a) from 0 to 80 parts by weight of at least one polyamide; (b) from 0 to 100 parts by weight of at least one polyamine-polyamide copolymer; and (c) from 0 to 80 parts by weight ... | 02/13/2007 |
| 7174958 | Drill string member A drill-string member includes at least one grooved portion on an outer surface thereof. A pair of axially spaced-apart grooved portions are typically provided, with two such pairs axially spaced along the longitudinal length of the member. A plurality of grooves ar... | 02/13/2007 |
| 7174074 | Conduit insert for optical fiber cable A flexible innerduct structure is configured to contain a cable within a conduit. The innerduct structure includes a pair of adjacent strip-shaped layers of flexible material that are joined along their longitudinal edges to define a channel through which the cable ... | 02/06/2007 |
| 7169239 | Solid expandable tubular members formed from very low carbon steel and method A very low carbon steel alloy is provided for use in manufacturing tubular members such as oil country tubular goods. The tubular members may be radially expanded from at least twenty percent to forty percent. Sections or joints of casing formed from the steel alloy... | 01/30/2007 |
| 7169105 | Flexible tube for an endoscope A flexible tube for an endoscope has an elongated tubular core body, and an outer cover which is provided over the core body. The outer cover is composed of an inner layer, an outer layer and at least one intermediate layer. In this flexible tube, any one of the lay... | 01/30/2007 |
| 7165580 | Cable projectile catcher A mechanism is provided for attachment to the exit end of a conduit during cable installation through the conduit. The mechanism absorbs the energy from, and captures the projectile and cable assembly exiting from a conduit during cable installation. A clamp is prov... | 01/23/2007 |
| 7159653 | Spacer sub The present invention involves a method and apparatus for communicating from within a wellbore to the surface of the wellbore, as well as communicating from the surface of the wellbore to downhole within the wellbore. More specifically, the present invention involve... | 01/09/2007 |
| 7140398 | Sports equipment having a tubular structural member A tubular structural member that provides directional resistance. The tubular structural member has a flexural resistance that is greater in one direction than in another. The tubular structural member can be employed in variety of devices or structures so as to eff... | 11/28/2006 |
| 7134808 | Drain sealing Plastic liner sections define a drainage channel when placed end to end. Each end has a stiff, double walled flange at each side of the end adapted to butt up to a similar flange at the adjacent end of the next sections. The double walled construction of the flanges... | 11/14/2006 |
| 7134456 | Pipe body, method of manufacturing pipe body, and image forming apparatus using the pipe body A method of manufacturing a pipe body having a rectangular cross section, including preparing a metal plate having edges parallel to each other and bending lines parallel to the edges, forming malleable portions extending perpendicular to the bending lines, forming ... | 11/14/2006 |
| 7121590 | Hose device A hose device includes a hose portion (3), at least a first end portion (2) and a channel (5) which extends along the hose device (1) through the first end portion and the hose portion. The hose device has flexible and elastic properties.... | 10/17/2006 |
| 7114524 | Fluid flow in tubing There is disclosed a method for configuring or reconfiguring branches in tubing in which the axes of at least two components of the branched structure are arranged askew. ... | 10/03/2006 |
| 7104068 | Turbine component with enhanced stagnation prevention and corner heat distribution Aspects of the invention relate to a system for reducing stagnation between substantially adjacent components while providing enhanced heat distribution properties in the corners and edges of the components. Each component is generally hollow and has two walls dispo... | 09/12/2006 |
