Patents Issued in March 31, 2015
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Patent number: 8991110Abstract: A building insulation system for roofs and walls supported from the interior side of the building, which eliminates thermal bridges and bottom side ceiling fasteners to support the insulation system materials during the insulation and exterior sheeting process of the building construction. The insulation system creates an air gap space layer in roofs and in walls between the exterior wall and roof sheeting panels and the interior sheet material, which supports the insulation material layer. An air gap space enables active solar energy collection and its use to reduce the overall purchased energy for operation of the building. The insulation system preferably includes a support sheet material, a sheet material tensioning devices, an insulation material layer, insulation hanger retention devices, heat and air collection and distribution ducts, dampers, louvers, pipes, dehumidification and condensate collection devices used in the air gap layers of the building to improve the building energy efficiency.Type: GrantFiled: May 6, 2014Date of Patent: March 31, 2015Inventor: Daniel J. Harkins
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Patent number: 8991111Abstract: A multiple function device for installation in roofs and walls of buildings, which provides several functions useful for the energy efficient operation and use of a building. The primary functions of this device are energy collection, air ventilation, control of air flows, heat energy extraction, dehumidification, condensate collection, day lighting interior building spaces, inspection of insulation cavities and the interior of the roof system.Type: GrantFiled: May 30, 2014Date of Patent: March 31, 2015Inventor: Daniel J. Harkins
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Patent number: 8991112Abstract: In areas with propensity for tornados, for example in the central part of the country, the plain states, the mid-west, and also in Florida, it is customary to have some form of storm shelter in which the occupants of commercial and residential buildings can seek refuge in the event of a tornado. The safest type of storm shelter is a so-called in-ground storm shelter. The embodiments of the In-Ground Storm Shelter are comprised of a bottom, a left side and a right side. The In-Ground Storm Shelter is further comprised of a front side and a back side, and a top side. The top side is further comprised of a removable back door, a sliding door, a top left shoulder and a top right shoulder.Type: GrantFiled: August 19, 2013Date of Patent: March 31, 2015Inventor: Richard Crow
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Patent number: 8991113Abstract: A method and apparatus are provided for sealing a vehicle cargo area to a loading dock. The method includes a step of providing a sealing element. The sealing element includes a mounting surface adapted to sealingly mate against a loading dock, an inner sealing surface at a transverse angle relative to the mounting surface, an outer sealing surface opposing the inner sealing surface and at a transverse angle relative to the mounting surface, and an impact-absorbing surface approximately parallel to the mounting surface. The method further includes the steps of contacting the impact-absorbing surface with a rear face of the vehicle cargo area, deforming the inner sealing surface away from the loading dock, and sealing the inner sealing surface against an inside wall of the vehicle cargo area.Type: GrantFiled: August 10, 2012Date of Patent: March 31, 2015Assignee: DL ManufacturingInventor: Donald L. Metz
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Patent number: 8991114Abstract: A system and method are disclosed for quickly and easily assembling PV modules into a PV array in a sturdy and durable manner. In examples of the present technology, the system includes various couplings having a first engaging portion adapted to engage a first PV module and a second engaging portion adapted to engage a second PV module. At least one of the engaging portions allows variable positioning of the engaged PV module along the engaging portion.Type: GrantFiled: July 2, 2010Date of Patent: March 31, 2015Assignee: Zep Solar, LLCInventor: John R. West
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Patent number: 8991115Abstract: A solar panel assembly including a solar panel spaced from a surface to create a gap and a barrier movable between an open position and a closed position, the barrier being adapted to inhibit airflow through said gap below said solar panel when in the closed position. The assembly may further include a rack supporting the solar panel and resting on the surface. The barrier may be adapted to move from the open position to the closed position upon detection of conditions indicative of a fire. In this way air flow below the solar panel is permitted during normal operation of the solar panel assembly but is inhibited upon detection of a fire.Type: GrantFiled: February 14, 2013Date of Patent: March 31, 2015Assignee: Firestone Building Products Co., LLCInventors: Michael J. Hubbard, Timothy J. McQuillen
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Patent number: 8991116Abstract: There is provided an improved roof solar panel, embodying an array of photovoltaic cells mounted on conventional modular roof sheathing, that can be readily and easily installed onto a conventional sloped roof and integrated into conventional roof shingles. Such panel includes a shingle mounting surface on a perimeter area of the sheathing, a flash strip mounted inside such shingle mounting surface and, when installed on the roof, a retainer trim for securing shingles mounted on said shingle mounting surface, while mounting to the flash strip and sealing to a perimeter of a rigid transparent protective sheet over the array. The retainer trim also serves to provide means for securing the panel onto roof trusses. Integration with the conventional roof shingling provides, inter alia, an attractive low profile with improved water shedding and wind resistance properties. There is also an intermediate roof solar panel, for installation on a roof so as to provide the aforementioned improved roof solar panel.Type: GrantFiled: May 10, 2012Date of Patent: March 31, 2015Inventor: Robert Richardson
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Patent number: 8991117Abstract: A modular tower assembly particularly suited for deployment in a parking lot area for collecting solar energy and precipitation includes left-hand and right-hand support modules, each having a base and a support pedestal having a bottom affixed to one end of the base. A solar panel mount has one end affixed to a pedestal top and cantilevered over the base. The left-hand support module pedestal is joined to the right hand support module pedestal such that the base of the left-hand module extends oppositely from the base of the right-hand module. A solar panel assembly is affixed to each of solar panel mounts. The modular assembly is particularly well-adapted for large scale collection of solar power for subsequent conversion to electrical power directly connected to a local power grid. Each tower is further adapted for the collection of fresh water from natural precipitation.Type: GrantFiled: May 5, 2014Date of Patent: March 31, 2015Assignee: Solur Terra, Inc.Inventors: Dorothy M. Walker, Stanley Mach
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Patent number: 8991118Abstract: An armored door panel includes a planar device having a layered arrangement including a protection layer comprised of a ballistic material and an outer surface layer arranged on the outer side of the protection layer. The planar device is affixed to an existing door to prevent ballistic projectile from penetrating the door.Type: GrantFiled: March 13, 2014Date of Patent: March 31, 2015Assignee: Hardwire, LLCInventors: George C. Tunis, III, Scott Kendall, Emily Heinauer
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Patent number: 8991119Abstract: A liquid resistant barrier for structural openings such as doors, windows, vents, or the like for use during floods or storms is disclosed. A barrier frame is placed within and about the periphery of the opening, with a gasket located on the structural side, to form a seal. A barrier frame cover, with a corresponding barrier frame cover gasket, is placed over the barrier frame and compression fittings used to hold them together. The gaskets form a seal that is impermeable to liquids and the barrier frame cover prevents damage by flotsam or dynamic pressure.Type: GrantFiled: August 29, 2013Date of Patent: March 31, 2015Inventor: Tim Bracci
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Patent number: 8991120Abstract: A cross member for a narrow channel in a suspended ceiling grid comprising a carrier and a cover, the carrier having a web and a planar flange on a lower edge of the web, end connectors at opposite ends of the carrier web, the cover having a three-dimensional cross-section with an overall width generally equal to the width of the carrier flange and integral bendable tabs, the tabs being adjacent the ends of the cover and short in comparison to a length of the cover, the tabs being constructed to be manually folded over the flange of the carrier to lock the cover to the carrier.Type: GrantFiled: August 6, 2013Date of Patent: March 31, 2015Assignee: USG Interiors, Inc.Inventors: James J. Lehane, Jr., Peder J. Gulbrandsen, Mark R. Paulsen, Abraham M. Underkofler
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Patent number: 8991121Abstract: Various disclosures of a horizontal stack joint system for a curtain wall is disclosed. In certain embodiments, the joint system comprises a lower subsystem having a dual member projection and an upper subsystem having a channel sized to receive the dual member projection.Type: GrantFiled: May 23, 2014Date of Patent: March 31, 2015Assignee: Baker Metal Products, Inc.Inventor: Robert F Baker
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Patent number: 8991122Abstract: A precast pole foundation having an elongated concrete body having an upper surface and a lower surface. At least two parallel concrete bolts extend from the upper surface of the concrete body. At least one cavity is disposed along the body of the concrete body for receiving a conduit. The pole foundation is preferably cylindrical and can be used to support a light pole, a utility pole, a sign pole of any such structure. At least a portion of the concrete body is reinforced with at least one reinforcing bar embedded therein.Type: GrantFiled: June 15, 2012Date of Patent: March 31, 2015Inventor: Jay Abbey
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Patent number: 8991123Abstract: Facilities for storing large quantities of potatoes, other tubers, vegetables, produce, and/or other crops are disclosed herein. In one embodiment, a facility configured in accordance with the present technology circulates air from a pile of potatoes into one or more ceiling cavities above the potatoes to warm ceiling panels. Aspects of this embodiment can reduce undesirable water formation on the potatoes.Type: GrantFiled: April 15, 2013Date of Patent: March 31, 2015Assignee: Storage Systems Northwest, Inc.Inventors: Joel Micka, Robert Terry
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Patent number: 8991124Abstract: A concrete material, particularly for concrete compression elements transmitting compressive forces, to be used in a structural element as the thermal insulation in structural engineering, made of a high-strength concrete in the strength class C55 or higher, with the concrete being embodied as a thermally insulating, load-bearing material including titanium minerals as additives. Additionally, a structural element for thermal insulation and a brick-shaped thermally insulating element, each using said concrete material, are provided.Type: GrantFiled: October 12, 2009Date of Patent: March 31, 2015Assignee: Schöck Bauteile GmbHInventor: Harald Braasch
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Patent number: 8991125Abstract: A key of the present invention is for releasably connecting members, furniture and door assembly kits comprising keys, and members having mating connectors along their ends for releasably connecting the members through their mating connectors.Type: GrantFiled: October 7, 2011Date of Patent: March 31, 2015Assignee: Nuco Systems inc.Inventors: Louis Bergevin, Yvan Bergevin, Annie Lajeunesse
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Patent number: 8991126Abstract: Fall protection systems, methods of installing such systems, and buildings embodying such systems. Such fall protection system extends from structure elements of the building about an encompassed space into which there is risk of a person falling. An open-mesh web is supported from the structure elements and overlies, and extends across, the space. A perimeter band extends about the encompassed space. The perimeter band is secured to the building structure elements about the space and thus entraps the web between the band and the building structure elements. The web may also be supported in the space by supplemental supports, which can be crossing support bands, attached to the structure elements, or intervening e.g. walls within the space. The web is left in place and is covered by internal finish materials whereby the web is captured between internal finish materials and ceiling and/or floor members in the finished building.Type: GrantFiled: May 15, 2013Date of Patent: March 31, 2015Assignee: T&M Inventions, LLCInventors: Timothy Pendley, Michael J. McLain
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Patent number: 8991127Abstract: Visible and concealed cladding systems used for attaching laminate panels to building structures are provided. The visible cladding systems comprise tracks and sliding clips to slide the laminate panel into the desired location on the building wall. The concealed cladding systems comprise hanger elements to attach a laminate panel to the building wall.Type: GrantFiled: May 28, 2014Date of Patent: March 31, 2015Assignee: The Diller CorporationInventors: Gavin Todd, Joe Ramuta
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Patent number: 8991128Abstract: The subject matter disclosed and claimed herein, in one aspect thereof, is a portable drywall/plaster repair kit comprised of at least one pencil like structure comprised of a first end and a second end; a sharpener for sharpening at least one of said first end and said second end; and a cutting device for scoring or cutting the sharpened first or second end. The drywall/plaster repair kit eliminates the waiting time typically associated with other drywall/plaster repair methods and devices, and enables a user to repair a hole in drywall and/or plaster with a single application, thereby saving time.Type: GrantFiled: October 9, 2013Date of Patent: March 31, 2015Inventor: Howard James
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Patent number: 8991129Abstract: A tile assembly having a plurality of tiles adapted to join in an interlocking and repeating fashion. A plurality of tile assemblies are joined to each other, forming a roof with a streamlined look. Each tile assembly includes left and right center tiles laterally spaced along matching edges. The tile assembly includes upper and lower tiles of the same configuration as the center tiles, fitting over and under, respectively, the center tiles. Each tile has repeating patterns laterally spaced to each other and contiguous along matching lateral extents. Each pattern consists of a generally diamond shaped main surface with vertically spaced apices and laterally spaced apices. Two upper flanges extend upwardly and outwardly each pattern's main surface, along the upper edges, joining in an upper flange apex. Two lower flanges extend downwardly and outwardly from each pattern's main surface, along the lower edges, joining in a lower flange apex.Type: GrantFiled: March 9, 2014Date of Patent: March 31, 2015Inventor: Kurt Joseph Kramer
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Patent number: 8991130Abstract: A method of making a laminated shingle is provided. The method includes coating a shingle mat with roofing asphalt to make an asphalt-coated sheet, adhering a reinforcement member to a portion of the asphalt-coated sheet, covering the asphalt-coated sheet, and optionally covering the reinforcement member, with granules to make a granule-covered sheet, dividing the granule-covered sheet into an overlay sheet and an underlay sheet, wherein the overlay sheet has a tab portion normally exposed on a roof and a headlap portion normally covered-up on a roof, the headlap portion having a lower zone adjacent the tab portion and an upper zone adjacent the lower zone, and wherein the reinforcement member is adhered to the lower zone of the headlap portion and laminating the overlay sheet and the underlay sheet to make the laminated shingle.Type: GrantFiled: February 6, 2014Date of Patent: March 31, 2015Assignee: Owens Corning Intellectual Capital, LLCInventors: James S. Belt, Bert W. Elliott
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Patent number: 8991131Abstract: A construction system for use in building a frame for a curved structure includes a plurality of elements fastened together to construct the frame. The construction system includes a plurality of flexible strips affixed to one another to form the frame of the curved structure, each flexible strip having a plurality of apertures and connection nodes disposed throughout a longitudinal axis of the strip. A user orients each flexible strip to a desired curvature and engages one of the connection nodes of the flexible strip with an aperture of one of the plurality of flexible strips. The flexible strips may be plastic to enable the user to create the frame of a curved structure as a stand alone unique work of art or a paper mache support. The flexible strips may be steel to enable the user to create the frame of a curved structure of a full-sized building.Type: GrantFiled: January 29, 2014Date of Patent: March 31, 2015Inventor: Baojing Lu
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Patent number: 8991132Abstract: Concrete reinforcing members having rolled cross sections, and methods for manufacturing and using such reinforcing members in concrete construction are disclosed herein. In one embodiment, a concrete reinforcing member is formed from a piece of metal having a first elongate edge portion spaced apart from a second elongate edge portion. The piece of metal further includes an inner surface portion extending between the first and second edge portions, and an outer surface portion extending between the first and second edge portions. In this embodiment, the piece of metal is rolled about a longitudinal axis in an overlapping fashion into coiled or spiral cross-sectional shape.Type: GrantFiled: December 10, 2010Date of Patent: March 31, 2015Assignee: Empire Technology Development LLCInventor: Sukho Jung
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Patent number: 8991133Abstract: Concrete lumber replacement can be made to exact measurements and cuts. Once placed in the structure, it would make the structure more durable under severe weather conditions. It also deters insects that can destroy the structure over time. Concrete is a fire retardant. If a fire happens, the foundation and frame will still be intact. To date, concrete has never been used in framing. In return, it will conserve trees and lower the overall cost to build the structure.Type: GrantFiled: November 24, 2006Date of Patent: March 31, 2015Inventors: Linda J. Franklin, E. Christopher Brooks
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Patent number: 8991134Abstract: A modular building unit includes a top member, a bottom member, a plurality of wall members and at least one door member. The at least one door member and the wall members include a plurality of uniform-sized panel members. First attachment members are provided to reinforce openings in the unit. Second attachment members are provided on the uniform-sized panel members. The uniform-sized panel member are mounted in the openings and interconnected.Type: GrantFiled: February 9, 2014Date of Patent: March 31, 2015Inventor: Carson Wheeler
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Patent number: 8991135Abstract: The invention relates to an improved lightweight panel, novel uses thereof, as well as to an improved method for manufacturing the same.Type: GrantFiled: August 4, 2005Date of Patent: March 31, 2015Assignee: M. KaindlInventor: Leonhard Schitter
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Patent number: 8991136Abstract: A method for fastening cementitious components together or for fastening a cementitious component to a non-cementitious component to form a structure. In a preferred embodiment, the apparatus is a screw having a hollow shaft from which threads protrude and a tip comprising a plurality of drilling teeth or a plurality of thread members that surround said central space, each of said thread members forming a two-dimensional spiral. In use, the invention is operated by screwing it into the cementitious components and then injecting an adhesive into the void created by the screwing step.Type: GrantFiled: September 25, 2013Date of Patent: March 31, 2015Inventor: Christopher M. Hunt
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Patent number: 8991137Abstract: A housing component system having fiberglass resin forms secured in place with a binder such as cement. The forms may have a variety of forms and once secured with the cement will be strong avoiding the need for any reinforcement components such as reinforcing bar (rebars) of metal mesh.Type: GrantFiled: March 4, 2014Date of Patent: March 31, 2015Assignees: St Bungalow LLCInventor: Michael Molinelli
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Patent number: 8991138Abstract: A medicine dispensing device including: a device body 3; a medicine containing unit 4 mounted in the device body 3 and including a plurality of medicine containers 9 configured to dispense medicines contained therein through a medicine ejecting portion; a medicine receiving unit 5 movably provided in the device body 3 and having at least two medicine receiving sections 26 that are moved to each of the medicine containers 9 of the medicine containing unit 4 to receive the medicine dispensed from the medicine ejecting portion and are moved to a discharging position to discharge the received medicines; a medicine collecting unit 6 having a plurality of medicine collecting sections 44 each collecting the medicines discharged from each of the medicine receiving sections 26 in the discharging position; and a control unit 7 configured to move each of the medicine receiving sections 26 to allow the medicine receiving section to receive the medicines dispensed from a corresponding medicine containing section and to diType: GrantFiled: September 17, 2009Date of Patent: March 31, 2015Assignee: Yuyama Mfg. Co., Ltd.Inventors: Shoji Yuyama, Jyunichi Iwaya, Akifumi Tanaka
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Patent number: 8991139Abstract: The invention relates to a device for filling a container with solid particles, the device having annular ducts for passing particles, which ducts are defined by a plurality of vertical nozzles arranged coaxially relative to one another, and a diaphragm arranged upstream from the annular ducts for regulating the flow rate of particles in the annular ducts, the diaphragm has a plurality of shutter flaps for shutting off the annular ducts, each flap shutting off an angular sector of a single annular duct and the diaphragm having control means for controlling movement of the shutter flaps that are configured to be capable of partially shutting off any one of duct independently of the other ducts. The invention also relates to a method of shutting off a filler device.Type: GrantFiled: December 9, 2010Date of Patent: March 31, 2015Assignee: CrealystInventors: Bernard Poussin, Guillaume Poussin
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Patent number: 8991140Abstract: A harvest aid machine and method of use is provided comprising a machine having a main chassis. The main chassis includes a roof, a lateral conveyor belt, a chute for storing empty harvest containers and worker stations. The harvest aid machine is powered by a motor and moves using a directional wheel and two rear wheels. Workers load empty containers onto the chute and after the containers slide down the chute, the empty containers rest in a storage station accessible by additional workers. When a worker is ready to harvest a crop, the worker removes the container from the chute and places harvested crops inside the container. The worker then places the harvested crop filled container onto a worker station. After the worker collects multiple harvested crop filled containers, the worker pushes the containers onto a conveyor belt system, adjacent to the worker station, that runs laterally on the machine.Type: GrantFiled: November 19, 2010Date of Patent: March 31, 2015Assignee: Reiter Affilated Companies, LLCInventors: Nathan Dorn, Gary Grossen, Michael Christensen
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Patent number: 8991141Abstract: A machine for inflating and sealing an inflatable structure having a longitudinal edge generally comprises a drive, an inflation nozzle, a sealing device, and a sheet engagement device. The machine may define an engaging assembly and an opposing assembly. The drive may be rotationally coupled to the sheet engagement device such that when the drive rotates, the engagement device also rotates. The sheet engagement device may comprise one or more engagement rollers which may have a plurality of teeth thereon. A first plurality of rollers and a second plurality of rollers comprising the engagement rollers may intermesh between a drive roller and a backing roller on the longitudinal edge of the inflatable structure. Thereby, the sheets of the inflatable structure may be engaged together and the length of the longitudinal edge may contract to facilitate inflation. The resulting inflated inflatable structure may comprise an embossed longitudinal edge.Type: GrantFiled: July 2, 2009Date of Patent: March 31, 2015Assignee: Sealed Air Corporation (US)Inventors: Laurence Sperry, Brian A. Murch
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Patent number: 8991142Abstract: An apparatus for accurately dosing moist smokeless tobacco includes a dosing assembly and a dosing air source. The dosing assembly defines a loading chamber and a dosing chamber for containing a quantity of moist smokeless tobacco material. The dosing assembly also includes a discharge opening communicating with the dosing chamber. The dosing air source communicates with the dosing chamber and is operable to deliver compressed air to the dosing assembly so as to move moist smokeless tobacco material from the dosing chamber to the discharge opening. A method of pouching moist smokeless tobacco includes placing a predetermined quantity of moist smokeless tobacco in a dosing chamber having a predetermined volume, and ejecting the predetermined quantity of moist smokeless tobacco to pouching apparatus using compressed air.Type: GrantFiled: February 3, 2011Date of Patent: March 31, 2015Assignee: Altria Client Services Inc.Inventor: Dwight D. Williams
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Patent number: 8991143Abstract: A work vehicle includes wheels and a mower unit that are driven by power from an engine, and a mower driving detecting section for detecting power transmission condition to the mower unit. An isochronous controlling section controls the engine in an isochronous control mode for maintaining an engine rotational speed at a predetermined fixed value, independently of an engine load. A droop controlling section controls the engine in a droop control mode for varying the engine rotational speed in dependence on the engine load. If power is transmitted to the mower unit, the isochronous control mode is selected.Type: GrantFiled: February 25, 2013Date of Patent: March 31, 2015Assignee: Kubota CorporationInventors: Osami Fujiwara, Hironori Tsuchihashi, Kazutomo Miyaguchi, Kazunari Tsujino, Yoshikazu Takemoto
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Patent number: 8991144Abstract: A conditioning device for a forage harvester is equipped with a first roller, profiled in the axial direction, and a second roller, also profiled in the axial direction. The two rollers are rotated, around their axes, in opposite directions and are aligned parallel to one another. An element, profiled, in the axial direction, in a manner complementary to the profile of the first roller and adjacent to the circumference of the first roller, for the removal of crop residues from the roller, extends in a circular arc over a part of the circumference of the first roller.Type: GrantFiled: May 21, 2013Date of Patent: March 31, 2015Assignee: Deere & CompanyInventors: Steffen Clauss, Manfred Engel
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Patent number: 8991145Abstract: A crop lifter apparatus has a base member adapted to be attached to a cutting header guard finger about a lifter pivot axis. A plurality of lifter tips with different configurations are releasably attachable to the base member at a mounting position such that the attached lifter tip extends forward from the base member. A bias element is operative to exert a bias force on the base member urging a front portion of the base member forward of the lifter pivot axis to pivot downward about the lifter pivot axis, and the bias force urges the base member to bear against a stop. The tips can be configured to suit various conditions of soils and crops.Type: GrantFiled: November 15, 2011Date of Patent: March 31, 2015Inventor: Dave Dietrich
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Patent number: 8991146Abstract: In a method of manufacturing a fiber-reinforced strand, the fiber-reinforced strand is so manufactured that the cross-section thereof becomes as circular as possible. Particularly a method of causing a reinforced fiber bundle 3 to pass through a resin bath means 7 and, thereafter, twisting the reinforced fiber bundle 3. The resin bath means 7 includes an impregnation region 21 where the reinforced fiber bundle 3 is impregnated with a thermoplastic resin 5 and a twisting region 22 where the reinforced fiber bundle 3 after the resin impregnation can be twisted, and the reinforced fiber bundle 3 after the resin impregnation is twisted in such a manner that a twist pitch P imparted to the reinforced fiber bundle 3 after the resin impregnation within a length L in the twisting region 22 satisfies L/3?P?3.15/90×(dtex)1/2.Type: GrantFiled: December 13, 2011Date of Patent: March 31, 2015Assignee: Kobe Steel, Ltd.Inventors: Hodaka Miura, Naoyuki Tashiro
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Patent number: 8991147Abstract: An apparatus to support a cable is provided and includes a channel shaped track, in which the cable is retained, which is formed to define a plurality of pairs of holes on opposing sides of the track at substantially equal intervals and slots that each extend from respective tops of each of the holes to an exterior surface of the track, and a plurality of support members, each of which extends across the track and between at least a portion of adjacent pairs of the holes, to thereby be respectively positioned to prevent the cable from propagating toward the exterior surface of the track.Type: GrantFiled: August 5, 2008Date of Patent: March 31, 2015Assignee: International Business Machines CorporationInventors: Allen K. Bates, Daniel J. Winarski, George G. Zamora
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Patent number: 8991148Abstract: A jet pump (14) is inserted between the low-pressure pump and a high-pressure fuel pump (16). A fuel metering unit (20) includes a metering valve (22) which delivers a regulated fuel flow to a feed line (30), and a bypass valve (24) which diverts to a primary intake (14a) of the jet pump the excess fuel flow supplied by the high-pressure pump. An overspeed protection unit (50) includes a control element (54) of the bypass valve (24) which causes said to fully open in the event of an overspeed of the engine. A shutoff and pressurization checkvalve (42) is mounted on the feed line and controlled by a servo-valve (44) having a high-pressure port (44a) brought to the high fuel pressure, a low-pressure port brought to the pressure of the primary intake (14a) of the jet pump and an output setting the pressure in a control chamber (42a) of the shutoff valve (42) to a value between those prevailing at the high pressure and low pressure ports.Type: GrantFiled: April 15, 2011Date of Patent: March 31, 2015Assignee: SNECMAInventors: Bastien Dore, Loïc Pora
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Patent number: 8991149Abstract: A power generation system capable of eliminating NOxcomponents in the exhaust gas by using a 3-way catalyst, comprising a gas compressor to increase the pressure of ambient air fed to the system; a combustor capable of oxidizing a mixture of fuel and compressed air to generate an expanded, high temperature exhaust gas; a turbine that uses the force of the high temperature gas; an exhaust gas recycle (EGR) stream back to the combustor; a 3-way catalytic reactor downstream of the gas turbine engine outlet which treats the exhaust gas stream to remove substantially all of the NOx components; a heat recovery steam generator (HRSG); an EGR compressor feeding gas to the combustor and turbine; and an electrical generator.Type: GrantFiled: December 21, 2011Date of Patent: March 31, 2015Assignee: General Electric CompanyInventors: Ashok Kumar Anand, James Anthony West, Gilbert Otto Kraemer, Hasan Ui Karim, Sam David Draper, Jonathan Dwight Berry
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Patent number: 8991150Abstract: A propulsion device including a chamber that stores a superfluid, a substrate coupled to a portion of the chamber, a plurality of orifices extending through the substrate, each of the plurality of orifices having a first end and a second end opposite the first end, the first end disposed in an interior of the chamber and the second end disposed outside the chamber; and a pressure source that generates a pressure differential between the first end of each of the plurality of orifices and the second end of each of the plurality of orifices.Type: GrantFiled: July 27, 2012Date of Patent: March 31, 2015Assignee: Board of Trustees of Northern Illinois UniversityInventors: Michael Wallace Verhulst, Joseph D. Nix, Christopher W. Smith
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Patent number: 8991151Abstract: The invention relates to a system for actuating a plurality of actuators (15) that can move a mobile panel of an aircraft nacelle. Said system comprises at least two motors (16) that can drive the actuators (15), the two motors (16) being controlled and supplied by at least two separate control units (33, 35), and the actuators (15) being mechanically interconnected by a mechanical transmission (37). The invention also relates to a nacelle comprising such an actuating system.Type: GrantFiled: April 7, 2010Date of Patent: March 31, 2015Assignees: Aircelle, Sagem Defense SecuriteInventors: Hakim Maalioune, Vincent Le-Coq, Fernand Rodriguez, Pierre Moradell-Casellas
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Patent number: 8991152Abstract: An aircraft fuel system is provided and includes a metering valve having inlet and outlet sides to monitor fuel flow from the inlet to the outlet side, a check valve that, when opened, allows fuel to flow toward the inlet side during start and climb conditions and, when closed, prevents such fuel flow and an ejector pump, which is operably disposed between the check valve and the metering valve, and which, with the check valve closed, pumps fuel toward the inlet side during idle conditions.Type: GrantFiled: January 24, 2011Date of Patent: March 31, 2015Assignee: Hamilton Sundstrand CorporationInventor: Steven A. Heitz
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Patent number: 8991153Abstract: A method and system for treating emissions includes charging particles in an exhaust stream, producing one or more radicals, and oxidizing at least a portion of the charged particles with at least a portion of the produced radicals. At least a portion of the charged particles in the exhaust stream are then attracted on at least one attraction surface which is one of oppositely charged from the charged particles and grounded. The attracted particles are oxidized with another portion of the one or more produced radicals to self regenerate the at least one attraction surface. Downstream from where the attracted particles are oxidized, at least a portion of one or more first compounds in the exhaust stream are converted to one or more second compounds downstream from the attracting. Additionally, at least a portion of any remaining charged particles are oxidized into one or more gases.Type: GrantFiled: September 2, 2011Date of Patent: March 31, 2015Assignee: Rochester Institute of TechnologyInventors: Ali Ogut, Chen Cheng
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Patent number: 8991154Abstract: Methods and systems for controlling reductant levels in an SCR catalyst are provided. In one aspect, reductant levels are adjusted in response to a ratio of change of NOx conversion efficiency to a change of reductant level. In another aspect, reductant injection levels are periodically adjusted to see if NOx conversion efficiency is better or worse at the adjusted levels.Type: GrantFiled: July 12, 2010Date of Patent: March 31, 2015Assignee: Mack Trucks, Inc.Inventors: Chun Tai, Timothy Booher, Heath Morris
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Patent number: 8991155Abstract: A vehicle and a method of determining a reductant storage capacity set point of a selective catalytic reduction filter (SCRF) of an exhaust treatment system of a vehicle are disclosed. The method includes determining a storage estimate of a reductant inside the SCRF and determining a particulate estimate in the SCRF representative of an amount of particulate matter collected inside the SCRF. The method also includes determining a particulate correction factor from the particulate estimate and calculating, via a controller, a set point value of the reductant in the SCRF by computing together the particulate correction factor and the storage estimate to determine the reductant storage capacity set point of the SCRF.Type: GrantFiled: August 15, 2013Date of Patent: March 31, 2015Assignee: GM Global Technology Operations LLCInventors: Thomas Larose, Jr., Christopher Whitt, Christopher C. Swoish, Joshua Clifford Bedford
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Patent number: 8991156Abstract: A method is provided for determining the amount of ammonia which is stored in a storage container by a chemical bond to a solid storage medium, in particular a salt of an earth alkaline metal or the like, and which can be released by supplying heat in order to be supplied to a catalytic exhaust gas purification device of an internal-combustion engine. The storage medium functions as a dielectric of an electric capacitor and the stored amount of ammonia is inferred from the capacity of this capacitor. One wall of the housing of the storage container functions as a first electrode of the capacitor, and, within the storage container, at least one additional electrode is arranged such that at least a partial amount of the storage medium forms the dielectric. The storage container may have an essentially cylindrical shape. Several cylindrical electrodes can be arranged in a coaxial manner.Type: GrantFiled: November 10, 2011Date of Patent: March 31, 2015Assignee: Bayerische Motoren Werke AktiengesellschaftInventors: Ralf Widmann, Thomas Baumeister, Andreas Bruhn, Udo Strathoff
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Patent number: 8991157Abstract: An exhaust treatment system for an engine includes a regeneration device being in receipt of exhaust from the engine and positioned upstream of a diesel particulate filter. A compressor provides a source of compressed air. An air/fuel nozzle is coupled to the regeneration device, in receipt of a fuel supply as well as the compressed air. The fuel and compressed air are forced through an orifice of the nozzle to atomize the fuel. A bypass line provides compressed air from the compressor to the regeneration device without passing through the orifice of the nozzle. A valve is operable to allow compressed air to flow through the bypass line when a predetermined condition exists.Type: GrantFiled: January 30, 2012Date of Patent: March 31, 2015Assignee: Woodward, Inc.Inventors: Daniel B. Mastbergen, Clark Fraser Paterson, John Michael Williams, Lawrence Dalimonte, Nicholas Morley, Tom DePotter, Jagandeep Sandhu
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Patent number: 8991158Abstract: A device for providing a reducing agent for an exhaust gas system includes a system heating unit for heating a reducing agent and at least one heat conduction element transmitting heat from the system heating unit to at least one of the following components: a tank, a delivery line, a filter, a pump, a valve or a sensor. A thermal heating method using a heat pipe and a motor vehicle having the device are also provided.Type: GrantFiled: December 17, 2012Date of Patent: March 31, 2015Assignee: EMITEC Gesellschaft fuer Emissionstechnologie mbHInventors: Rolf Brueck, Jan Hodgson, Sven Schepers
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Patent number: 8991159Abstract: An exhaust gas system of an internal combustion engine, in particular for a vehicle, includes an exhaust gas conveying duct, at least one insert disposed in the exhaust gas conveying duct for purifying the exhaust gas, an injection system disposed upstream of the insert in the flow path and a turbulizer disposed between the injection system and the insert. A flow rectifier is provided in the exhaust gas conveying duct between the turbulizer and the insert.Type: GrantFiled: May 3, 2013Date of Patent: March 31, 2015Assignee: Bayerische Motoren Werke AktiengesellschaftInventor: Christian Krenn