baber/WOPTO huggingface dataset:
Patent CA-2578008-C (CA)
Inventor: SUGINO MASAAKI
IPC: F16L15/04
Filed: 2005-08-24
Granted: 2010-12-07
Abstract: In a threaded joint for steel pipes which are connected by threaded engagement of a pin member having a tapered male thread, a metal seal-forming portion, and a torque shoulder-forming portion on the end of a pipe, and a box member having a tapered female thread, a metal seal-forming portion, and a torque shoulder forming-portion corresponding to these on the end of a pipe, a buttress thread having contact at the load flanks and the thread root surface and gaps at the thread crest surface and the stabbing flanks is mixed in a single joint with a rugged thread having contact at the load flanks and stabbing flanks and having gaps at the thread root surface and thread crest surface.
Patent CA-2578408-C (CA)
Inventor: JACQUET-FRANCILLON PIERRE
IPC: F02C9/48
Filed: 2005-09-12
Granted: 2013-11-05
Abstract: The invention concerns a device for protection against icing for aircraft engines comprising at least one sensor (1), sensitive to an amount of accumulated ice, arranged in the air intake of an aircraft engine (2), a system for measuring (3) said amount and comparing (4) said amount to a predetermined threshold (S) and a triggering system (5) for launching a response to the detection of the crossing of the predetermined threshold, the response may be an alarm, an increase in the engine power delayed by the engine control system (7) or the return of hot air upstream of the engine.
Patent CA-2578427-C (CA)
Inventor: DEMONG MAURICE
IPC: B65G41/00
Filed: 2007-02-08
Granted: 2014-08-05
Abstract: A conveyor apparatus for use with a conveyor belt includes an elongate conveyor support frame and a plurality of conveyor belt supporting devices mounted on this frame. These devices include a tail pulley mechanism having two tail pulley sections mounted on a pulley support member for rotation about a common central axis of rotation. The pulley support member includes a central support portion located at inner ends of the pulley sections and extending radially outwardly from these inner ends to a vertically extending pivot axis. An interconnecting support arrangement mounts the pulley support member on the conveyor support frame and includes a pivot connector connecting the central support portion for pivotable movement about the pivot axis. One embodiment includes an actuator for pivoting the pulley support member about the pivot axis to maintain the conveyor belt within a central region of the tail pulley and an electronic controller for controlling operation of this actuator. Light beam sensors are used for sensing a shift of the conveyor belt out of the central region.
Patent CA-2591505-C (CA)
Inventor: GHELLI NICOLA
IPC: A61M1/36
Filed: 2007-06-14
Granted: 2015-07-28
Abstract: A venous reservoir in an extracorporeal blood circuit, comprising a rigid outer enclosure for a filtering mass in the form of a hollow cylinder, provided with an upper lid which comprises couplings for the inflow of blood with the portion of space delimited by the filtering mass and with a connector at the bottom, the reservoir further comprising a diaphragm which is arranged below the upper lid and is adapted to receive the blood that enters through the couplings provided in the peripheral region of the lid, at the axis of a central hole of the diaphragm there is a column with longitudinal vanes which protrude upwardly until they skim the rim of the hole and are adapted to follow the blood in its flow by gravity toward the collection region at the base of the enclosure.
Patent CA-2591849-C (CA)
Title: Well head valve insulator
Inventor: CHITWOOD BILL
IPC: E21B34/02
Filed: 2007-06-18
Granted: 2010-12-14
Abstract: The well head valve insulator (105) provides insulation to a gas or oil well head (102). The insulator (105) is formed with a two-piece outer shell (110a and 110b) that has a height and diameter custom-fitted to the well head (102), which is filled with foam insulation (115), preferably polyurethane foam that is molded to the configuration of the particular well head (102). The insulator (105) includes heating element supports for supporting a hose or heating coil that is used to periodically heat the valve through the flow of warm fluid. The two halves of the insulator (105) can be opened and reclosed around the well head (102) in order to provide access for routine maintenance. Optionally, the insulator (105) may be furnished with a temperature sensor for monitoring the temperature of the well head (102), or with a thermostatic control for regulating heat delivered by the heating coil.
Patent CA-2593641-C (CA)
Inventor: NADIAN ALLAN KUNAMONEY
IPC: A01N59/16
Filed: 2006-01-19
Granted: 2013-07-02
Abstract: The invention provides a microcapsule having a permeable wall, said microcapsule comprising an active component encapsulated therein, and a particulate matter located in a wall thereof, said particulate matter being such that the particulate matter acts as a wick allowing the active component to move out of the microcapsule, thereby rendering the wall permeable. The active component may be a pharmaceutical, a cosmetic or an agrochemical, and the microcapsule may be used for delivery of the pharmaceutical, cosmetic or agrochemical.
Patent CA-2594362-C (CA)
Title: Directional audio signal processing using an oversampled filterbank
Inventor: SCHNEIDER TODD
IPC: H04R1/32
Filed: 2002-08-07
Granted: 2009-12-15
Abstract: A directional signal processing system for beamforming information signals. The system includes an oversampled filterbank, which has an analysis filterbank for transforming the information signals in time domain into channel signals in transform domain, a synthesis filterbank and a signal processor. The signal processor processes the outputs of the analysis filterbank for beamforming the information signals. The synthesis filterbank transforms the outputs of the signal processor to a single information signal in time domain.
Patent CA-2598386-C (CA)
Inventor: WANG HAIYOUL
IPC: C07C21/18
Filed: 2007-08-23
Granted: 2014-08-12
Abstract: This invention relates a process for the manufacture of the HFO trans-1,3,3,3--tetrafluoropropene (HFO trans-1234ze). More particularly, the invention pertains to a process for the manufacture of the HFO trans-1234ze by first dehydrofluorinating 1,1,1,3,3-pentafluoropropane to thereby produce a mixture of cis-1,3,3,3-tetrafluoropropene, trans-1,3,3,3-tetrafluoropropene and hydrogen fluoride. Then optionally recovering hydrogen fluoride and then recovering trans-1,3,3,3-tetrafluoropropene.
Patent CA-2600014-C (CA)
Inventor: ROQUES SANDRINE
IPC: B64D15/20
Filed: 2006-02-21
Granted: 2013-04-09
Abstract: The invention relates to a probe for measuring the thickness of frost accretion on a surface. According to the invention, the probe comprises a plurality of measuring stages (E1 to En) which are stacked at least substantially orthogonally to the base (2) of the probe and each measuring stage comprises at least one emitter which can emit a light beam that is at least substantially parallel to said base and at least one receiver which can receive said light beam after reflection on the frost.
Patent CA-2606976-C (CA)
Inventor: STAMPS FRANK BRADLEY
IPC: F16F13/10
Filed: 2006-03-17
Granted: 2014-11-04
Abstract: A vibration isolator for connecting a first body and a second body includes a housing having a first chamber (22) , a second chamber (26) , and a port (24) connecting the first chamber (22) to the second chamber (26) and permitting fluid (34) to flow between the first chamber (22) and the second chamber (26).  The first and second chambers (22), (26) and the port (24) defining a fluid reservoir (27) . The isolator (10) includes a gas-to-fluid accumulator (30) in fluid communication with the fluid reservoir (27) through a first one-way valve (140) and a second one-way valve (142) . The first one-way valve (140) allows fluid (34) to pass only from the fluid reservoir (27) to the accumulator (30) and the second one-way valve (142) allows fluid (34) to pass only from the accumulator (30) to the fluid reservoir (27). At least one of the first and second one-way valves (140), (142) being preloaded to a predetermined force to permit fluid flow through the at least one-way valve (140), (142) only when fluid pressure exceeds the predetermined force.
Patent CA-2617216-C (CA)
Inventor: GLENNON EAMONN P
IPC: H04B1/00
Filed: 2006-07-28
Granted: 2017-07-18
Abstract: A method that is sub-optimal, but easily implemented, for cross correlation mitigation of GPS signals. It involves adaptive modification of the locally generated code used to detect a weak signal so that the new code is orthogonal to the jamming signals currently being tracked. The method employs simple constraints to achieve the orthogonalisation rather than a direct orthogonalisation performed using matrix inversions.
Patent CA-2617284-C (CA)
Title: Guidewire having linear change in stiffness
Inventor: CORNISH WAYNE E
IPC: A61M25/10
Filed: 1998-12-01
Granted: 2010-10-12
Abstract: The invention is directed to a guidewire having a distal section with multiple distally tapered core segments with at least two contiguous distally tapering core segments in which the most distal tapered core segment preferably has a greater degree of taper than the proximally contiguous tapered core segment. The invention is also directed to an elongated intracorporeal device, preferably a guidewire or section thereof, that has a core member or the like with a plurality of contiguous tapered segments having taper angles that are configured to produce a linear change in stiffness over a longitudinal section of the device. The device may also have a core section with a continuously changing taper angle to produce a curvilinear profile that preferably is configured to produce a linear change in stiffness of the core over a longitudinal section of the device.
Patent CA-2617785-C (CA)
Inventor: HOSKING TERRY
IPC: H01G4/33
Filed: 2006-08-03
Granted: 2014-05-06
Abstract: A method of patterning of the sprayed metal end connection to a wound metallized film capacitor is described. The patterned end connections improve the reliability of the capacitor over a wide operating temperature range and reduce the equivalent series inductance of the capacitor.
Patent CA-2619047-C (CA)
Title: Headless compression screw with integrated reduction-compression instrument
Inventor: YEVMENENKO YAN
IPC: A61B17/58
Filed: 2006-08-15
Granted: 2014-08-05
Abstract: A bone screw (1) is provided having first and second threaded portions (5, 7) of different diameter separated by a middle portion (6) that is unthreaded so that the bone screw may be inserted into a pair of adjacent bone fragments and used to compress the fragments together by driving the screw into a hole drilled in the fragments. An installation tool (15, 30 ,100) is also disclosed for threadably engaging one end of the bone screw and is used to initially drive the screw into the bone hole. Thereafter, a screwdriver (16, 50, 150) may be inserted through the tool and into engagement with a recess in the bone screw and may be used to drive the screw fully into the bone and to separate the bone screw from the installation tool. A method of installation is further provided.
Patent CA-2619319-C (CA)
Inventor: CARLSSON JONAS
IPC: A01B39/18
Filed: 2006-07-14
Granted: 2013-09-10
Abstract: A vegetation cutter (1) intended to mechanically separate vegetation (4), such as control of e.g. control weeds (2) and/or other undesired crops or vegetation from desired crops or vegetation (19) on a land surface (3). Said vegetation cutter (1) is movable during use in a direction (6) through the vegetation (4) at the same time as it comprises a number of knife devices (5) arranged in a distance (7) from each other, each knife device (5) having at least one cutting function (22) working in or towards said distance (7), the sterns (8) of said vegetation (4) in cross section have various thickness (9) or diameters, such as coarser thickness (10), mainly constituting the weed (2) and/or the undesired crops, said vegetation (4) also having narrower thickness or diameters (11) mainly constituting desired crops or vegetation (19) and said distance (7) on at least some place being shorter than the coarser thickness (10) or the diameters at least at that place, where the cutting fiinction (22) works, so that the cutting function (22), when it is moved through the vegetation (4), cuts off or damages the coarser thickness (10), so that they fade, while the narrower thickness (11) mainly can pass the cutting function (22) without being damaged, so that they remain undamaged and can grow on further.
Patent CA-2625437-C (CA)
Title: A novel transesterification catalyst and a process for the preparation thereof
Inventor: SRINIVAS DARBHA
IPC: C10G3/00
Filed: 2006-10-03
Granted: 2014-07-15
Abstract: The present invention provides a novel transesterification catalyst having the general formula: Zn3M2(CN)n(ROH).xZnCl2.yH2O wherein R is tertiary-butyl and M is a transition metal ion selected from Fe, Co and Cr, x varies from O to 0.5, y varies from 3-5 and n is 10 or 12. The above said catalyst is useful for an efficient transesterification of glycerides, fatty acid esters and cyclic carbonates on reactions with alcohols.
Patent CA-2626296-C (CA)
Title: Polymer foams comprising chemically modified carbonaceous filler
Inventor: DALTON DENNIS M
IPC: C08L21/00
Filed: 2000-01-19
Granted: 2011-12-13
Abstract: An aggregate having attached at least one type of polymer is described, wherein the aggregate comprises at least one carbon phase and at least one species phase selected from a silicon-containing species phase and a metal-containing species phase. Methods of making the aggregate are further described which involve combining the starting aggregate with a reactive polymer and mixing in order to attach the polymer onto the aggregate. Uses of the aggregate are further described such as incorporating the aggregate into polymer foams and other polymeric products as well as elastomeric products.
Patent CA-2626660-C (CA)
Inventor: BRUNE DOMINIK
IPC: B05B17/08
Filed: 2008-03-20
Granted: 2013-02-12
Abstract: The present invention concerns a lightning unit for water fountains, ponds or the like, comprising a housing (1) that is at least sealed relative to splashing water. The housing (1) is provided with a light source (2) and a lens (10) for alignment of the light emitted from the light source (2). The lightning unit has an additional lens unit (12) which is secured by means of a closure cap (13) in a self- centering way for providing an additional alignment of the light.
Patent CA-2627039-C (CA)
Title: Padding for furniture
Inventor: EKORNES ARVE
IPC: A47C/
Filed: 2006-10-31
Granted: 2014-07-08
Abstract: The present invention concerns a padding for a cushion, such as a cushion for a seat, comprising foam material, with modified resilience provided by recesses, in at least one section of the cushion, the size and/or density of the recesses being different in adjacent sections providing a varying softness or collapsibility in the foam material in one surface direction of the cushion, wherein the recesses may be non-transient and a frame may be completely or partly embedded in the foam. The invention also concerns a seat cushion or furniture comprising such padding and the method for producing such padding.
Patent CA-2630792-C (CA)
Title: Diamond electrode, method for producing same, and electrolytic cell
Inventor: YOSHIDA SHIGERU
IPC: C25B11/03
Filed: 2006-10-25
Granted: 2012-01-10
Abstract: Disclosed is a diamond electrode (1) comprising a conductive silicon substrate (2) having a plurality of pores (4), and a conductive diamond (3) covering the conductive silicon substrate (2) Also disclosed is a method for producing such a diamond electrode Further disclosed is an electrolytic cell comprising a cation-exchange membrane, an anode and a cathode respectively arranged in close contact with either side of the cation-exchange membrane, and collectors respectively arranged in contact with the anode and the cathode in an electrically feedable manner. In this electrolytic cell, at least the anode is composed of the diamond electrode and the collectors are composed of a conductive nonmetal through which the electrolyte liquid can be permeated The electrolytic cell is low in the production cost, free from problems of warping and enables to obtain a high electrolysis efficiency Namely, the present invention provides a diamond electrode having long life wherein delamination between a conductive silicon substrate and a conductive diamond hardly occurs, a method for producing such a diamond electrode, and an electrolytic cell having high electrolysis efficiency and long life.
Patent CA-2634780-C (CA)
Inventor: ZHANG KAILAI
IPC: G07C9/00
Filed: 2008-06-06
Granted: 2015-12-08
Abstract: An access control system and method is provided. The access control system in one aspect may comprise a client application operable to provide a user interface for allowing a user to dynamically configure rules and associated parameters for controlling access to an entity; a rules engine proxy operable to receive said rules and associated parameters from the client application, the rules engine proxy further operable to dynamically compile and execute said rules; and a controller coupled to the rules engine proxy operable to receive input and further operable to trigger the rules engine proxy to execute one or more of said rules in response to the received input.
Patent CA-2637639-C (CA)
Title: Movable base for reducing lateral bucket cylinder pressure
Inventor: BIBEAU MARCEL
IPC: B60P1/16
Filed: 2008-07-17
Granted: 2012-10-02
Abstract: The invention relates to equipment such as a truck comprising a frame on which is mounted a dump body liftable by means of a body lift cylinder having two opposite ends, a first one of these ends being connected to the frame and the other one to the dump body in order to lift it up when the cylinder is extended. This equipment is characterized in that the first end of the cylinder connected to the frame is mounted on a mobile base which is fixed onto the frame in such a manner as to have some liberty of transversal inclination and thus to allow the cylinder to extend in a constant straight line even if a lateral torsion is applied onto the cylinder by the dump body when said dump body is lifted up.
Patent CA-2639105-C (CA)
Inventor: BELMONTE OLIVIER
IPC: F16F15/34
Filed: 2008-08-22
Granted: 2014-12-23
Abstract: The present invention relates to an aircraft turbomachine fan (1) comprising a turbomachine inlet cone (20) that has an exterior surface (19) intended to be closely followed by a flow section (22) of the turbomachine, an annular balancing flange (34) that rotates as one with a fan disk (4) about an axis of rotation (2) and is equipped with a plurality of weight-fixing holes (24), the fan also comprising one or more balancing weights (26) mounted fixedly on said annular balancing flange. Furthermore, the annular balancing flange (34) is positioned inside the inlet cone (20) in such a way that its weight-fixing holes (24) are isolated from the flow section (22). According to the invention, the flange (34) is produced as a single piece with a fan blade retaining ring (16).
Patent CA-2639381-C (CA)
Title: Recorder apparatus
Inventor: OSAKI YOSHIRO
IPC: G06F3/0488
Filed: 2008-09-08
Granted: 2014-08-12
Abstract: It is provided a recorder apparatus in which a user can use simply and efficiently plural functions which can be performed simultaneously. According to an embodiment of the invention, a recorder apparatus has a display, an input section for a video being inputted, a random access recording medium for recording the video, an output section for outputting the video recorded in the recording medium, a multitask control section, a display control section and a reception section for receiving an specification of the tab and the direction of the video for a processing target for the selected function. The multitask control section performs plural functions in parallel simultaneously which plural functions includes a function for recording the inputted video in the recording medium. The display control section displays tabs assigned to the plural functions respectively and processing situation of the function selected by specifying the tab on the display.
Patent CA-2646342-C (CA)
Inventor: NAKAJIMA JUNICHI
IPC: C07C7/20
Filed: 2007-03-23
Granted: 2015-02-10
Abstract: According to the present invention, there is provided a process for inhibiting polymerization of an aromatic vinyl compound during the stage of producing, purifying, storing or transporting the aromatic vinyl compound which not only inhibits an initial polymerization but also inhibits efficiently polymerization over a long period of time and which is excellent in the handleability. The present invention relates to a process for inhibiting polymerization of an aromatic vinyl compound which comprises adding a nitrogenous aromatic compound in combination with a sulfonic acid compound to the aromatic vinyl compound during the production, purification, storage or transportation.
Patent CA-2647224-C (CA)
Title: Identification of a novel gene underlying familial spastic paraplegia
Inventor: ZUCHNER STEPHAN
IPC: C12Q1/68
Filed: 2007-03-28
Granted: 2015-12-29
Abstract: Methods of identifying polymorphisms associated with hereditary spastic paraplegia (SPG), are described. The polymorphisms associated with SPG include specific mutations in the receptor expression enhancing protein 1 (REEPl) gene. Also described are methods of diagnosis of SPG.
Patent CA-2660473-C (CA)
Inventor: HECHT THOMAS
IPC: B01J19/24
Filed: 2009-03-26
Granted: 2016-11-08
Abstract: The invention relates to a process for carrying out at least one endothermic and/or exothermic reaction in a compact reactor having passages for conducting gaseous and/or liquid media, through which passages the reactants of the endothermic or exothermic reaction as well as heat transfer or cooling media are conducted, wherein a) the endothermic reaction is carried out in heat exchange with a heat transfer medium, b) the endothermic reaction is carried out in heat exchange with an exothermic reaction, or c) the exothermic reaction is carried out in heat exchange with a cooling medium. In addition, the invention relates to a compact reactor as well as a use of the compact reactor according to the invention. The heat exchange between the media referred to in a) to c) takes place indirectly and via a third gaseous and/or liquid medium (moderating medium).
Patent CA-2663358-C (CA)
Title: Methods and apparatus for reverse circulation cementing of casing strings in wellbores
Inventor: WINSLOW DONALD
IPC: E21B33/14
Filed: 2007-10-05
Granted: 2011-04-12
Abstract: Methods and devices for completion of well bores and more particularly, to reverse circulation cementing of casing strings in well bores are provided. One example of a method may comprise a method for providing fiuidic access to an outer annulus of a casing string within a well bore. One example of a device may comprise a casing hanger (110), the casing hanger comprising a fluid port (120) wherein the fluid port provides fiuidic access to an outer annulus (150) by allowing fluid to pass through the casing hanger; a landing sub (130) attached to the casing hanger; and an isolation device (140) attached to the landing sub wherein the isolation device is adapted to allow fiuidic isolation of a portionof the landing sub from a portion of the outer annulus of the well bore.