baber/WOPTO huggingface dataset:
Patent CA-2779599-A1 (CA)
Title: Tapered helical auger turbine to convert hydrokinetic energy into electrical energy
Inventor: ANDERSON WINFIELD SCOTT JR
IPC: F03B3/12
Filed: 2009-09-25
Abstract: A helical auger turbine and hydrokinetic device for use with electrical generators for producing electricity. The auger turbine (10) includes a generally helical turbine blade (11 ) rotatably mounted on a central shaft (14), which may be tapered at each end, and a flange (12) extending perpendicularly to an edge of the turbine blade. At least one turbine blade support connection is included for connecting the central shaft (14) to a support structure (20). An electrical generator (42) may be powered by the helical auger turbine (10), that can be used in a tidal water flow The helical auger turbine (10) can operate a high pressure pump (30) connected to a hydraulic accumulator (32) for storing pressurized hydraulic fluid from the high pressure pump. An electrical generator can be operated by hydraulic fluid delivered from the hydraulic accumulator at times of slow water flow.
Patent CA-2780423-A1 (CA)
Inventor: VACHON CHRISTIAN
IPC: F24S10/40
Filed: 2012-06-20
Abstract: A heat collector comprises a transparent glazing exposed to the ambient. The transparent glazing is spaced from a back surface to define a plenum therewith. A plurality of perforations is defined through the transparent glazing for allowing outside air to flow through the transparent glazing into the plenum and substantially maintain the transparent glazing at the ambient temperature, thereby providing for higher thermal efficiency.
Patent CA-2780825-A1 (CA)
Inventor: BUTLER FLOYD W
IPC: B65G47/76
Filed: 2010-11-09
Abstract: A conveyor system and method of laterally displacing articles includes a conveyor defining a conveying surface and conveying articles in a longitudinal direction with the conveying surface. A diverting assembly is positioned diagonally at least partially across the conveying surface. The diverting assembly travels generally vertically between a non-actuated position below the conveying surface and an actuated position extending above the conveying surface. The diverting assembly has a diverting surface that is adapted to laterally displace articles on the conveying surface when in the actuated position.
Patent CA-2781937-A1 (CA)
Inventor: RICHER CHARLES J J F
IPC: C23C8/08
Filed: 2012-06-26
Abstract: A method is described of producing a high-level loading of hydrogen or deuterium in a metal hydride such as palladium or nickel hydride. A hydride-forming metal is placed in a pressurizable container along with a water disassociating material, preferably as finely divided particles of water-reacting metal. Water is provided to react with the water disassociating material and evolve hydrogen or deuterium gas at an elevated pressure. The hydrogen or deuterium then flows to the metal hydride increasing the loading of the metal hydride with hydrogen or deuterium to a ratio in excess of 0.85.
Patent CA-2783097-A1 (CA)
Title: Device for wetting or lubricating a rail head
Inventor: PALUNCIC ZDRAVKO
IPC: B61K3/00
Filed: 2012-07-13
Abstract: The present invention relates to a device for wetting or lubricating a rail head with at least one outlet for a wetting agent and/or lubricant. To ensure that the noise generated by a track-bound vehicle is reduced safely and regardless of the weather, the rail head-side end portion of the at least one outlet is movably mounted between a position at a remote distance from the rail head and a position in closer proximity to the rail head.
Patent CA-2784330-A1 (CA)
Inventor: MA HAN
IPC: C07H19/067
Filed: 2011-01-25
Abstract: Compounds having the formula I wherein R1, R2 and R3 are as defined herein are Hepatitis C virus NS5b polymerase inhibitors. Also disclosed are compositions and methods for treating an HCV infection and inhibiting HCV replication.
Patent CA-2785235-A1 (CA)
Title: Carbon dioxide-absorbing solution and method of recovering carbon dioxide
Inventor: YOKOYAMA KOICHI
IPC: C01B32/50
Filed: 2009-12-28
Abstract: In a preferred embodiment, there is provided a method of recovering carbon dioxide, including bringing a CO2-containing gas into contact with a CO2-absorbing solution in an absorption column; circulating the CO2-rich solution in a regeneration column and recirculating the absorbing solution inside the absorption column; and performing heat exchange between the CO2-poor solution and the CO2-rich solution, wherein an alkanolamine aqueous solution containing a silicone oil and/or organosulfur compound represented by the Formula (A) or (B) is added to the solution to adjust the absorbing solution so as to include from 30% to 60% by weight of the alkanolamine, from 0.01% to 2% by weight of the organosulfur compound and from 5 ppm to 100 ppm by weight of the silicone oil.
Patent CA-2787207-A1 (CA)
Title: Electrolytic cell for producing primary aluminum by using inert anode
Inventor: YANG JIANHONG
IPC: C25C3/08
Filed: 2010-09-27
Abstract: An electrolytic cell for producing primary aluminum by using inert anodes is disclosed, in which an electrolyte system KF-NaF-AlF3 is used and the operating temperature of the cell is 700-850°C. The electrolytic cell comprises cell shell, heat insulating refractory lining, melting pot, heat insulating cover, inert electrodes, electrode stems, anode bus-bars, cathode bus-bars, anode branching bus-bars, heat insulating plates, partitions between anodes and cathodes and feeding device. The quality of the aluminum product obtained by using the electrolytic cell is not less than 99.7%. The cell is free from emission of carbon dioxide and perfluorinated compounds (PFCs), and hardly has consumption of electrodes, so the distances between anodes and cathodes can be kept stable. The cell is sealed and the volatilization of dust and fluorides can be prevented, and it is useful to recover oxygen gas. The electrolytic cell has good heat insulation effect, increased heat efficiency, reduced heat loss, increased space utilization rate and increased capacity in unit volume or unit floor space of the cell. The electrolytic cell is free of tank leakage, and it has long service life and flexible design for cell structure.
Patent CA-2789217-A1 (CA)
Inventor: GLEITMAN DANIEL D
IPC: E21B44/00
Filed: 2005-03-03
Abstract: A method and apparatus for providing a local response to a local condition in an oil well are disclosed. A sensor is provided to detect a local condition in a drill string.  A controllable element is provided to modulate energy in the drill string. A controller is coupled to the sensor and to the controllable element. The controller receives a signal from the sensor, the signal indicating the presence of said local condition, processes the signal to determine a local energy modulation in the drill string to modify said local condition, and sends a signal to the controllable element to cause the determined local energy modulation.
Patent CA-2789256-A1 (CA)
Inventor: LINFORD MATTHEW R
IPC: B01L3/00
Filed: 2011-02-25
Abstract: A method for manufacturing a thin layer chromatography ("TLC") plate (100) is disclosed. The method includes forming a catalyst layer (104) disposed on a substrate that includes a first portion and at least a second portion, each of the first and at least a second portions exhibiting a selected non-linear configuration. The method also includes forming a layer of elongated nanostructures (e.g. carbon nanotubes), and at least partially coating the elongated nanostructures with a coating. The coating includes a stationary phase and/or precursor of a stationary phase for use in chromatography. The stationary phase is functionalized with hydroxyl groups by exposure to acidified water vapor or immersion in a concentrated acid liquid bath (e.g. HCI and methanol). At least a portion of the elongated nanostructures are removed after being coated.
Patent CA-2789491-A1 (CA)
Inventor: GUNTER JOHN B
IPC: F21L4/00
Filed: 2011-02-10
Abstract: A searchlight includes a canopy, a thermal-imaging camera, and an infrared (IR) light source. The thermal-imaging camera is mounted within the canopy so that the thermal-imaging camera is operable to move in conjunction with the canopy. The IR light source disposed along a periphery of the canopy.
Patent CA-2790019-A1 (CA)
Inventor: GRIDLEY JASON L
IPC: B23C3/28
Filed: 2001-01-26
Abstract: An apparatus for retreading tires is disclosed. The apparatus has a rotatable hub for the mounting of a buffed tire casing. The apparatus also has a cushion gum applicator that is configured to stretch a length of cushion gum onto a tire casing. Further, the apparatus has a tread dispenser that is configured to automatically dispense a length of tire tread based on the circumference of at least one of the tire casing and the tire casing plus the cushion gum. Further still, the apparatus includes a tread applicator that is configured to stretch the length of tire tread onto the cushion gum. The entire apparatus including the cushion gum applicator, the tread dispenser, and the tread applicator are integrated into a single tire bench machine.
Patent CA-2791394-A1 (CA)
Inventor: LOEWENTHAL HOWARD
IPC: B60N2/22
Filed: 2011-03-16
Abstract: A seat assembly for a conveyance, such as a wheelchair, that allows the user to set the recline angle of the seat back at a seating position, fold the seat back down to a folded position and back up to the seating position, such that the seat back is returned to the seating position at the user selected recline angle R unless the recline angle is adjusted by the user. The user selected recline angle R is not disturbed by folding the seat back from the seating position, to the folded position 106, and back to the seating position.
Patent CA-2792206-A1 (CA)
Title: Reconfigurable furniture
Inventor: ZWEZDARYK SHANE
IPC: A47C3/16
Filed: 2012-10-16
Abstract: According to the present invention, an article of reconfigurable furniture is provided comprising: a plurality of cushions, at least some of which are generally triangular in cross-section, said cushions being dimensioned to be stackable in a cube; a cube shaped cube cover for covering said cushions when said cushions are stacked into said cube; said cushions being covered by cushion covers having interactive engagement means for releasably securing said cushions one to another to provide at least one contoured support surface for supporting a user thereon in at least one selected pose.
Patent CA-2794331-A1 (CA)
Inventor: SMITH COLIN
IPC: E21B21/10
Filed: 2011-03-10
Abstract: A mechanical counting device for actuating a plurality of output devices, the device comprising: linear indexing means adapted to count a plurality of actuating signals and to cause actuation of the output devices when a predetermined number of actuating signals for each output device has been received, wherein the mechanical counting device is adapted to cause actuation of a particular output device when a different predetermined number of actuating signals has been received such that the output devices are sequentially actuatable.
Patent CA-2795426-A1 (CA)
Inventor: FERNALD MARK R
IPC: C04B38/08
Filed: 2011-04-15
Abstract: An improved concrete is provided having a concrete formed from a wet concrete mixture; and a non-chemical admix added to the wet concrete mixture and configured to contain bubbles in order to control the amount of entrained air formed in the concrete when the wet concrete mixture cures into the improved concrete. The non-chemical admix includes a multiplicity of hollow objects, bodies, elements or structures, each configured with a respective cavity, unfilled space, or hole to trap and maintain a bubble inside. The hollow objects, bodies, elements or structures include hollow cylinders, or spheres, or capillary tubes, or some combination thereof. Each hollow object, body, element or structure is configured with a dimension so as not to absorb liquid, including water, including where the dimension is in a range of about 20-30 microns, and is made of glass or a glass-like material.
Patent CA-2796165-A1 (CA)
Inventor: TALBOT FRANCOIS R
IPC: A01D34/02
Filed: 2012-11-19
Abstract: In a cutter bar having a upper and lower knife guards in cooperating pairs mounted on a support bar where each guard includes at least one point extending forwardly to define a channel therebetween in which the knife reciprocates, the upper knife guards are attached to an upper surface of the support bar by a compressible resilient pad between an under surface of the upper knife guard and the upper surface of the support bar, at least one hold down screw fastener engaged between the upper knife guard and the support bar which holds the upper knife guard on to the resilient pad and forms a fulcrum and at least one adjustment screw between the upper knife guard and the support bar behind the screw fastener so that adjustment of the screw increases an amount of compression of the compressible resilient pad.
Patent CA-2796218-A1 (CA)
Inventor: YUEN HENRY C
IPC: H04N21/4782
Filed: 1999-11-30
Abstract: A method of searching for graphic or video files having corresponding locators used to locate such graphic or video files using a computer includes creating an identifier of searchable file information from identifier information related to a graphic or video file. The method further includes storing the identifier and the locator for the graphic or video file in a database, receiving search criteria, searching the identifiers in the database and sending or displaying the results of the search.
Patent CA-2797945-A1 (CA)
Inventor: BASTIOLI CATIA
IPC: C08L67/02
Filed: 2011-05-24
Abstract: In a preferred aspect, there is provided an aliphatic-aromatic copolyester comprising the following repeating units, comprising dicarboxylic and dihydroxylic components: -[-O-(R11)- O- C(O)- (R13)- C(O)- ]--[- O- (R12)- O- C(O)- (R14)- C(O)-]-wherein the dihydroxylic component comprises - O- (R1 1- O- and- O-(R12)- O- deriving from diols, wherein R11 and R12 are C2-C14 alkylene, C5-C10 cycloalkylene, C2-C12 oxyalkylene, heterocycles or mixtures thereof, wherein the dicarboxylic component comprises - C(O)- (R13)- C(O)- deriving from aliphatic diacids and - C(O)- (R14)- C(O)- deriving from aromatic diacids, wherein R13 is C0-C20 alkylene, and R14 is aryl or heteroaryl, wherein the aromatic diacids comprise at least 2,5-furandicarboxylic acid of renewable origin and wherein the molar percentage of said aromatic diacids is between 90% and 100% of the dicarboxylic component, and wherein said diols comprise at least 50 mol % of 1,4-butanediol.
Patent CA-2798384-A1 (CA)
Inventor: MCCASLIN SAMUEL C
IPC: B65D8/02
Filed: 2011-05-05
Abstract: An apparatus to substantially minimize accidental tipping of a container partially filled with a liquid. The apparatus includes a first portion engageable with at least one of a tray, a coaster, a cup holder disposed in a vehicle and said container and a second portion disposed one of in and on one of the tray, coaster and cup holder the first portion is disposed on the container and on the container when the first portion is disposed one of in and on such one of the tray, coaster and cup holder.
Patent CA-2799772-A1 (CA)
Title: Methods and devices to decrease tissue trauma during surgery
Inventor: CRENSHAW HUGH CHARLES
IPC: A61B1/32
Filed: 2011-05-19
Abstract: Methods and devices are disclosed to reduce tissue trauma when a physician retracts a patient's tissues for surgery. In one part, methods and devices are disclosed for controlling retraction force and pace. In another part, methods and devices are disclosed for oscillating force when opening. In another part, methods and devices are disclosed for detecting trauma during retraction. In another part, methods and devices are disclosed for balancing forces on multiple retraction elements. In another part, methods and devices are disclosed for reducing forces in multiple dimensions. In another part, methods and devices are disclosed for engaging ribs. In another part, methods and devices are disclosed to compensate for deformation of a retractor under load. In another part, methods and devices are disclosed that combine these methods and devices. In another part, methods and devices are disclosed for controlling pressure inside inflatable devices used for deforming biological tissues.
Patent CA-2801617-A1 (CA)
Title: Nanotubes de carbone modifies et leur compatibilite
Inventor: GUAN JINGWEN
IPC: C09C1/44
Filed: 2011-06-10
Abstract: La présente invention concerne des nanotubes de carbone modifiés, le cur des nanotubes de carbone étant lié de manière covalente par le biais de liaisons C-C à une coque polymère entourant le cur des nanotubes de carbone. La coque polymère est un polymère comprenant des groupes fonctionnels pointant vers l'extérieur de la coque. Les groupes fonctionnels sont compatibles avec un autre polymère ou capables de se lier de manière covalente à un autre polymère. De tels nanotubes de carbone modifiés sont plus facilement dispersés de manière homogène dans un autre polymère et peuvent être utilisés comme charge de renforcement dans une matrice polymère. Les nanotubes de carbone modifiés, présentant une structure cur-coque, le cur ayant une orientation pratiquement unidirectionnelle à l'intérieur de la coque, sont produits en faisant réagir des nanotubes de carbone neutres avec de la 4-vinylaniline lors d'une diazoréaction en présence d'un ou de plusieurs types de monomères plurifonctionnels portant un groupement vinyle et d'un ou de plusieurs groupes fonctionnels destinés à la compatibilisation avec un autre polymère ou à la liaison à celui-ci. La réaction est réalisée à une température élevée sans isoler d'intermédiaires et sans ajouter un quelconque autre initiateur ou catalyseur, afin de former une coque polymère in situ autour du nanotube de carbone. La coque polymère est liée de manière covalente à la paroi latérale des nanotubes de carbone par le biais de liaisons C-C et comprend des groupes fonctionnels pointant vers l'extérieur de la coque destinés à la compatibilisation avec un autre polymère ou à la liaison à celui-ci.
Patent CA-2803824-A1 (CA)
Inventor: BURKHART DAVID J
IPC: A62C35/58
Filed: 2011-06-10
Abstract: A wet pipe fire protection sprinkler system and method of operating a wet pipe fire sprinkler system includes providing a sprinkler system having a pipe network, a source of water for the pipe network, at least one sprinkler head connected with the pipe network and a drain valve for draining the pipe network. An inert gas source, such as a nitrogen gas source, is connected with the pipe network. Inert gas is supplied from the inert gas source to the pipe network. Water is supplied to the pipe network thereby substantially filling the pipe network with water and compressing the inert gas in the pipe network.
Patent CA-2804114-A1 (CA)
Inventor: BALZER DAVID
IPC: A61N2/08
Filed: 2012-07-19
Abstract: A system for providing at an application surface of a therapeutic device a multitude of magnetic flux lines 32 of different angles and strengths. including a plurality of arms 20 and a plurality of magnets 30. Each arm piece may have one or more connecting members and one or more magnet receiving sockets or recesses 22. At least some of the one or more connecting members 28 are generally configured to attach to one or more attachment or mating 29 mechanisms on other arms. The magnets 30 are placed in the sockets 22. and the connecting members 28 of the plurality of arms are connected such that the arms form hub-and-spoke configurations, chain-configurations. loops. lines. or any combination of the above.
Patent CA-2808911-A1 (CA)
Inventor: NYGAARD STIG ANDRE
IPC: B66D1/30
Filed: 2011-08-25
Abstract: A slewing apparatus, comprising a slewing bearing means for the operation of a reel. A first slewing bearing (10) is configured to carry torsion and axial loads in the reel, while the second slewing bearing (20) is configured not to carry substantial torsion and axial loads in the reel. Thereby the second slewing bearing (20) functions as a back-up bearing for the reel, while the first slewing bearing (10) operates the reel and thus serves as the primary slewing bearing for the reel.
Patent CA-2809728-A1 (CA)
Inventor: ZHANG XUAN
IPC: C08J3/24
Filed: 2008-08-28
Abstract: The present application describes an elastomer composite that includes the coagulated product of a mixture of a particulate slurry and a latex blend comprising skim latex and at least one of field latex and latex concentrate. A vulcanised elastomer composite comprising at least 70phr carbon black and exhibiting a ratio of T300/T100 of at least 4.5 is specifically described.
Patent CA-2810353-A1 (CA)
Title: One piece reversible closure and container system
Inventor: MICELI DAVID A
IPC: B65D50/00
Filed: 2013-03-22
Abstract: A closure having a child resistant mode and a non-child resistant mode includes a circumferential side wall having an interior surface, a first section, a second section, and a solid divider. The solid divider is disposed between the first section and the second section for closing an opening of the container when the closure is installed on the container in the non-child resistant mode and the child resistant mode. In certain embodiments, a first liner is disposed in the first section such that the first liner is visible when the closure is installed on the container in the child resistant mode. A second liner is disposed in the second section such that the second liner is visible when the closure is installed on the container in the non-child resistant mode.
Patent CA-2811540-A1 (CA)
Inventor: JOHNSTON GWYNNE
IPC: H02K15/02
Filed: 2013-04-02
Abstract: In a method for manufacturing a helically wound alternator core, stamping an electrical steel strip to create a lamination strip having a back-iron and projecting teeth. The lamination strip is helically wound by bending to form the helically wound alternator core. The core is then welded. Thereafter the helically wound welded alternator core is annealed.
Patent CA-2811890-A1 (CA)
Inventor: LEE JIHYUN
IPC: H04B7/26
Filed: 2011-02-09
Abstract: A method of transmitting a White Space Map information in a wireless local area network system (WLAN) is disclosed. A method of transmitting a white space map information from a first station to a second station in a regulatory domain where a licensed device and an unlicensed device are permitted to operate together in a wireless local area network (WLAN) comprises transmitting, from the first station, one of a beacon frame, a probe response frame and a white space map announcement frame comprising a white space map (WSM) element comprising information for first available channels, which are available for the unlicensed device, to the second station, wherein the WSM element comprises a device type field indicating which device type the list of the fist available channels is for.
Patent CA-2813997-A1 (CA)
Inventor: WEINMAN ANDREW
IPC: A63B24/00
Filed: 2013-04-22
Abstract: A visual display is coupled to an exercise machine. The exercise routine progress of the user is graphically displayed as one or more shapes, each having a perimeter and an identifiably different interior portion. As the routine progresses, the appearance of a part of the interior portion gradually changes, which allows the user to visualize the relative completion of the entire routine and, optionally, the relative completion of an intermediate stage of the routine. A method of visualizing an exercise routine includes generating a starting image, one or more intermediate images and a finished image.  The one or more intermediate images show the user's exercise progress during the routine relative to a given stage of the routine and the entire routine.