baber/WOPTO huggingface dataset:
Patent CA-2051896-A1 (CA)
Inventor: JASKOWIAK TIMOTHY R
IPC: F16H55/06
Filed: 1991-09-19
Abstract: A shaft assembly comprising an elongated member having at least a portion which is hollow, tubular, shell like having an inside surface defining a shaft core and an outside surface defining a shaft functional surface, the shaft core being filled with a hardened, moldable material, and the shaft functional surface having at least one functional feature thereon, which is of hardened, moldable material integrally molded with the hardened, moldable material in the shaft core. In a preferred embodiment the shaft assembly is rotatable and has at least one molding aperture gate extending through the shaft from the inside surface to the outside surface which is filled with hardened, moldable material which connects the hardened material in the shaft core and functional feature.
Patent CA-2058963-A1 (CA)
Title: Process for cross-linking esterified (co)polymers
Inventor: GONDARD CHISTIAN
IPC: C08J3/24
Filed: 1991-04-16
Abstract: ABSTRACT OF THE DISCLOSURE           Process  for  cross-linking  (co)polymers  comprising  ester functions   in   which   a   polyalcohol-derived   polyester   and   a polyacid-derived  polyester are reacted in the presence of an alkaline alcoholate  at  a  temperature  in  excess  of  180°, compositions for cross-linking and formed products.
Patent CA-2059835-A1 (CA)
Title: Quadrature optical phase modulators for lightwave systems
Inventor: OLSHANSKY ROBERT
IPC: H04B10/572
Filed: 1992-01-22
Abstract: QUADRATURE OPTICAL PHASE MODULATORS       FOR LIGHTWAVE SYSTEMS            Abstract Optical communication methods  and apparatus  are disclosed for transmitting two or more optical signals with different optical carrier frequencies on a single optical fiber with high spectral efficiency.  Each optical carrier is typically modulated with multiple modulated subcarriers.  In one embodiment, an optical phase modula-tor provides cancellation of second order intermodulation products in each optical signal, thereby permitting the optical carrier frequencies to be spaced by 2fmaX, where fmax is the maximum modulation frequency.   In another embodiment,  a single sideband optical phase modulator provides cancellation of second order intermodulation products and one signal sideband, thereby permitting the optical  carrier frequencies  to be  spaced by fmax. Quadrature optical phase modulators  for  simultaneous transmission of two independent baseband digital data signals or two independent subcarrier multiplexed signals are disclosed.
Patent CA-2063500-A1 (CA)
Title: Tent assembly for vehicles and people
Inventor: GOLDBERG JOHN
IPC: E04H15/06
Filed: 1992-03-19
Abstract: ABSTRACT OF THE DISCLOSURE            A tent assembly (10) for sheltering a personal riding vehicle and one or more people that is lightweight, compact and easy to set up is disclosed.  The tent assembly (10) comprises a floor section (12) having one side (14) secured to the ground along side a parked vehicle and extending away from the vehicle, a wall section (32) connected to the side (16) of the floor section (12) farthest from the vehicle and a roof section (44) extending from the top of the wall section (32) over the floor section (12) and over the vehicle.  The roof section (44) is secured to either the vehicle or to the ground on the opposite side of the vehicle from the floor section (12) and is supported at one side (46) by the wall and at an intermediate portion (50) by the vehicle.  Storm flaps (52) may be connected to either end (70,72) of the roof section (44).  The storm flaps (52) extend down to the floor section (12) and can be secured to the floor section (12), wall section (32) and vehicle, to further enclose and protect the inside of the tent assembly.
Patent CA-2064123-A1 (CA)
Title: Components and catalysts for the polymerization of olefins
Inventor: NORISTI LUCIANO
IPC: C08F4/654
Filed: 1992-03-26
Abstract: ABSTRACT     Catalyst components for the polymerization of olefins, obtained by reacting a tetravalent titanium halide or halogen alcoholate  and  an  electron-donor  compound  with  a  solid comprising a porous metallic oxide containing hydroxyl groups on the surface, on which is supported a magnesium dihalide or a magnesium compound which does not contain Mg-C bonds and can be transformed into a dihalide, characterized in that the quantity of Mg supported on the oxide prior to the reaction with titanium compound, and present in the catalyst component after the reaction with the Ti compound, is from 5% to 12 weight with respect to the weight of the catalyst component.
Patent CA-2064298-A1 (CA)
Inventor: EVREUX GERARD
IPC: C02F3/00
Filed: 1992-03-27
Abstract: Dispositif de réglage de débit d'un liquide mis en circulation par une pompe, avec aérateur intégré, caractérisé en ce qu'il comprend essentiellement, en aval ou en amont de la pompe sur un conduit parcouru par le liquide, un organe de réglage manoeuvrable monté tournant autour d'un axe perpendiculaire à la direction du conduit et comportant un opercule apte à obturer plus ou moins fortement ou libérer le conduit selon la position angulaire de l'organe de réglage; cet organe est percé longitudinalement d'au moins un canal d'admission d'air débouchant dans la région de l'opercule.
Patent CA-2067218-A1 (CA)
Title: Azeotrope-like compositions of dichloropentafluoropropane and an alkanol having 1-4 carbon atoms
Inventor: MAGID HILLEL
IPC: B01D12/00
Filed: 1990-09-20
Abstract: Stable azeotrope-like compositions consisting essentially of dichloropentafluoropropane and an alkanol having 1-4 carbon atoms which are useful in a variety of industrial cleaning applications including cold cleaning and defluxing of printed circuit boards.
Patent CA-2071518-A1 (CA)
Title: Oral composition for the treatment of inflammatory bowel diseases
Inventor: ULMIUS JAN
IPC: A61K9/52
Filed: 1990-11-15
Abstract: An oral pharmaceutical composition for use in the treatment of inflammatory bowel diseases and the use of certain gluco-corticosteroids in the preparation of pharmaceutical compositions for the treatment by the oral route of ulcerative colitis and cer-tain aspects of Crohn's disease.
Patent CA-2071604-A1 (CA)
Title: Superacidic catalyst and process for preparing it
Inventor: QUADRELLI PAOLO
IPC: B01J37/03
Filed: 1992-06-18
Abstract: "SUPERACIDIC CATALYST AND PROCESS FOR PREPARING IT"                      Abstract A superacidic catalyst,  sulfated metal oxide,  is obtained by means of a process comprising:   (i) hydrolysing a water-soluble compound,  capable of being  hydrolysed in a water-alkaline medium,  of tetravalent zirconium,  hafnium or  titanium,  in order to precipitate a hydrous metal oxide in gel form; (ii) drying said gel at a temperature comprised within the  range  of from 150°C to 300°C,  in order  to obtain a catalyst support; (iii) impregnating said support by means of a sulfating agent  selected  from aqueous  sulfuric  acid  or aqueous solution of a sulfate salt; (iv) drying  said impregnated support and calcining it in  an  oxidizing atmosphere,  at  a  temperature comprised  within  the  range of  from  400°C  to 700°C. According  to  a  particular  form  of   practical embodiment,  the  support  obtained from step (iii)  is treated  with  a  noble  metal  compound  before  bring submitted to the end calcination.
Patent CA-2071818-A1 (CA)
Inventor: DEKI AKIHITO
IPC: H01P5/107
Filed: 1991-08-30
Abstract: A microwave circuit includes a concentric-circle-like prominence (7) formed on a contact surface which is on the side of a metal body (3) serving as an external conductor of a coaxial line and which connects a conductor strip (1) of an MSL formed on a dielectric substrate (2) to an internal conductor of the coaxial line through a through-hole (9) extending from a ground plane (11) of the MSL through the dielectric substrate (2).  The construction involves no mismatched portion and can prevent a loss and deterioration in VSWR in the coaxial-line/MSL conversion section, thereby making it possible to obtain satisfactory characteristics.
Patent CA-2073008-A1 (CA)
Inventor: MCMICHEN T BLANE
IPC: H05K3/00
Filed: 1991-09-04
Abstract: A first set of plated-through holes (12) in the printed circuit board (PCB) are covered by a protective solder mask (26) on the solder side of the PCB while a second set of plated-through holes (20) are exposed. Electrical components (22) are disposed on the component side with leads inserted in the second set of holes (20). Solder is prevented from flowing into the first set of holes (12) during wave soldering by the mask covering (26). Conductive pins (30) designed for press fitting into the first set of holes (12) are inserted therethrough to define connecting pins on each side of the PCB following wave soldering. This permits both a wave soldering and press fit operation to be accommodated.
Patent CA-2074010-A1 (CA)
Title: Surge relief valve
Inventor: NAGPAL VINAY K
IPC: F16K17/10
Filed: 1992-07-16
Abstract: A surge relief valve suitable for high pressure application, for example in a crude oil pumped pipeline.  The valve has a plug movable to expose different areas of an energy-absorbing cage trim to fluid flow.  The plug position is controlled by a control device proportionately responsive to changes in upstream fluid pressure.  The valve requires no external power for its actuation.
Patent CA-2074616-A1 (CA)
Title: Glycerol functional polysiloxanes
Inventor: VINCENT ANNE M
IPC: C07F7/18
Filed: 1992-07-24
Abstract: ABSTRACT OF THE DISCLOSURE           A glycerol functional polysiloxane having the formula   wherein R is an alkyl group having from one to six carbon atoms or a phenyl group; x has a value of from zero to about six hundred; y has a value of from one to about six hundred and z has a value of from two to about eight.
Patent CA-2079488-A1 (CA)
Title: Ported gate valves, method and apparatus
Inventor: CLIFFORD WALTER A
IPC: F16K3/30
Filed: 1991-06-05
Abstract: An improved gate valve comprising spaced parallel housing walls having axially aligned apertures therethrough and constituting a housing; sleeves removably coupled to the housing walls and defining an annular space therebetween; a gate plate in sliding contact with the sleeves reciprocable between open and closed positions and defining a primary seal to atmosphere between the gate plate and sleeves; packing located adjacent to the upper edges of the housing walls through which the gate plate reciprocates between open and closed positions and defining a secondary seal to atmosphere between the gate plate and the packing; and means associated with the periphery of the housing walls to retain flowing fluid within the housing walls.
Patent CA-2079981-A1 (CA)
Inventor: KOENIG EBERHARD
IPC: C09D175/06
Filed: 1992-10-06
Abstract: A THERMOSETTING COATING COMPOSITION AND ITS USE FOR PRIMER COATINGS ON METAL SUBSTRATES                 ABSTRACT OF THE DISCLOSURE         The present invention relates to a thermosetting coating composition based on a binder composition containing A)   prepolymers containing isocyanate groups blocked with .epsilon.-caprolactam, having an average molecular weight of 1000 to 10,000 and prepared from A1)  aromatic polyisocyanates and A2)  a component containing at least one organic compound having hydroxyl groups wherein 50 to 100 hydroxyl equivalent percent of component A2) is based on polyesters containing hydroxyl groups and 0 to 50 hydroxyl equivalent percent is based on polyhydroxyl compounds which are free from ester groups and B)   a hardener component containing at least one cycloaliphatic polyamine having at least two primary amino groups, in an equivalent ratio of blocked isocyanate groups to amino groups of 1:1 to 1:1.5.           The invention also relates to use of the coating compositions to produce stoving-resistant gravel-proof primer coatings on optionally pretreated metal substrates.
Patent CA-2079983-A1 (CA)
Inventor: HARADA YASUHIRO
IPC: C12N1/21
Filed: 1992-10-06
Abstract: ABSTRACT The present invention provides an improved mink growth hormone gene, a recombinant DNA containing the improved mink growth hormone gene, microorganisms which belong to the genus Escherichia and contain the recombinant DNA and which are capable of producing a mink growth hormone, and a method for producing a mink growth hormone using the E.coli transformant containing the recombinant DNA. According to the present invention, a mink growth hormone is efficiently produced.
Patent CA-2080282-A1 (CA)
Inventor: SEVERINI JOSEPH A
IPC: B60N2/20
Filed: 1992-10-09
Abstract: A vehicle seat comprising, a seat cushion, a seatback having connecting means to pivotally hold the top of the seatback from receding, a seat hinge and latch assembly located at each side of the seat cushion for locking the seat cushion into a seating position and lockably folding the seat cushion into a storage position against the seatback cushion, and a seat latch release, the seat hinge and latch assembly having a first bracket for mounting in a fixed position relative to a vehicle, a second bracket pivotally mounted to the first bracket for rotation between seating and storage positions, said second bracket including a mounting portion positioned to pivotally hold the seatback cushion for coordinated displacement with the seat cushion such that the lower portion of the seatback cushion recedes when the seat cushion is rotated into the storage position, and latch means including detent means corresponding to said seating and storage positions and a pawl for lockable engagement with said detent means.
Patent CA-2085138-A1 (CA)
Title: Visual safety indicator for electrical outlets, cords and/or appliance
Inventor: DUFRESNE JACQUES
IPC: H01R13/717
Filed: 1992-12-11
Abstract: ABSTRACT OF THE DISCLOSURE Electrical outlets, electrical power cords, household extension cords and electrical appliances including three electrical conductors, one of which isconnected to the ground, may advantageously be provided with an electrical lamp mounted in series between a conductor connected to the ground and one of the other conductors containing power, in order to provide the visual indication that the conductor connected to the ground is operative in use and that, accordingly, theelectrical device can be safely used. Advantageously, the device may also comprise another lamp mounted in series between the conductors that are not connected to the ground in order to provide the visual indication that the current is circulating through this conductor upon connected to the ground as soon as the electrical device is energized.
Patent CA-2086237-A1 (CA)
Title: 3-phenyl-5, 6-dihydrobenz¬c|acridine-7carboxylic acids and related compounds as immunosuppressive agents
Inventor: BEHRENS CARL H
IPC: A61K31/565
Filed: 1991-06-27
Abstract: Dihydrobenz[c]acridine carboxylic acid derivatives are provided which are useful for the treatment and/or prevention of organ transplantation rejection, graft versus host disease, autoimmune diseases, psoriasis and chronic inflammatory diseases.
Patent CA-2088606-A1 (CA)
Title: Sensing apparatus
Inventor: UPTON CHARLES F
IPC: A01M7/00
Filed: 1993-02-02
Abstract: ABSTRACT OF THE DISCLOSURE          The invention provides a controlling device which comprises a control box, a power box, a right sensor control unit attached to a plurality of proximity detectors, a left sensor control unit attached to a plurality of proximity detectors, and a valve box control unit, wherein each proximity detector comprises an ultrasonic transducer, a first circuit for handshaking, noise reduction and voltage regulation, and a second and third circuit for digital signal generation, analog reception and digital conversion, wherein the first circuit is connected between a left or right sensor control and second and third circuits of a proximity detector.
Patent CA-2089018-A1 (CA)
Title: Polyolefins with improved toughness and high clarity
Inventor: HAGENSON MARY J
IPC: C08K5/13
Filed: 1993-02-08
Abstract: ABSTRACT OF THE DISCLOSURE Stereoregular polymers of branched, higher-olefins can be blended with liquid polybutene(s) to produce a composition with improved flexibility and toughness, as well as maintaining high clarity.
Patent CA-2090005-A1 (CA)
Title: Cross-reactive influenza a immunization
Inventor: ENNIS FRANCIS A
IPC: C07K14/11
Filed: 1991-08-07
Abstract: This disclosure relates to methods and compositions for stimulating in an individual an influenza A virus protective re-sponse which is subtype cross-protective. Influenza A virus NS1 protein, or a T cell epitope thereof, is administered to the indi-vidual in an amount sufficient to stimulate the virus protective response.
Patent CA-2091468-A1 (CA)
Title: Liquid distributor for gas-liquid contact apparatus
Inventor: NUTTER DALE E
IPC: B01D53/18
Filed: 1991-08-08
Abstract: Liquid distributor apparatus to distribute liquid uniformly onto a gas-liquid contact packing bed. A prebox receptacle (42) is mounted on and supported by a distributor pan (12), and has a bottom wall (44) with openings (50) which feed liquid into a deceleration space (52), from which the liquid passes through slotted tubes (10) into a pan prebox (70), then through openings (74) to slotted tubes (63) for uniform discharge onto the packing bed.
Patent CA-2091495-A1 (CA)
Inventor: JOHNSSEN WOLF
IPC: H01M8/06
Filed: 1993-03-11
Abstract: A method of generating electric energy from biological raw materials. A biological raw material is used which is substantially free from sulphur of natural origin. A combustion gas is generated from biological raw materials in an oxidation reactor by partial oxidation. An oxygen/biological raw material proportion of ingredients and a gas phase temperature are maintained which ensure a combustible gas virtually free of nitrogen oxides. After removing suspended matter from the combustible gas in a separator, the combustible gas is converted into electric energy in fuel cells having a porous anode, a porous cathode and a suitable electrolyte.
Patent CA-2091675-A1 (CA)
Title: Production of complex cavities inside castings or semi solid forms
Inventor: JOY THEODORE J
IPC: B22D19/00
Filed: 1991-09-05
Abstract: The production of complex cavities inside castings or semi solid forms is effected by forming a core pattern (10) of a low melting point metal in order to provide a rigid metal core pattern (10).  The pattern (10) is then nickel coated using either electroplating or electroless nickel plating. The metal core pattern (10) is melted out of the nickel plating to provide a nickel liner core (16). The nickel liner core (16) is placed within a mold or die cavity, and molten metal introduced into the cavity in order to provide a casting or form (30). The casting or form (30) is removed from the cavity and includes therein a plurality of passageways (20) each of which is defined and surrounded by a corrosion resistent nickel liner surface (22).
Patent CA-2091773-A1 (CA)
Title: Examination garment
Inventor: DOYLE MAUREEN
IPC: A41D13/12
Filed: 1991-09-16
Abstract: The present invention provides a garment for use in patient examinations where particular examinable areas remain covered until they are individually accessed or until the patient is placed in an examining position. The garment comprises an upper portion (12) for receiving and covering the patient's upper body, and a trouser portion (14) for receiving and covering the patient's lower body. There is also provided upper access means (20, 28) located on the upper portion (14) for exposing an upper examinable area, and lower access means (36) located on the trouser portion (12) for exposing a lower examinable area.
Patent CA-2092049-A1 (CA)
Inventor: LAPPE PETER
IPC: C01G55/00
Filed: 1993-03-19
Abstract: The present invention relates to a process for the recovery of rhodium from acetic anhydride-containing residues, which are produced in the carbonylation of methanol and/or methyl acetate and/or dimethyl ether. A carboxylic acid having 2 to 5 carbon atoms is added to the residue, the mixture is heated, 1 to 10 mol of methanol per mol of acetic anhydride are added, the constituents boiling more readily than the carboxylic acid are distilled off, the mixture is cooled and the rhodium-containing residue is separated.
Patent CA-2092584-A1 (CA)
Inventor: RUNGE ERICH
IPC: B23B31/107
Filed: 1993-03-26
Abstract: ABSTRACT      A device provided on machine tools for transmitting torque onto tools, comprising at least two diametrically opposite rotary driving grooves openly issuing at the end of the tool shank and rotary drivers engaging in these and at least one radially movable locking member of the tool seat for engagement of a locking groove in the tool shank closed at both ends in the axial direction, wherein the rotary drivers have a cross section which is tapered towards the rotary axis of the seat to have a stepped shape and, respectively, have at least two rotary driving surfaces in each sense of rotation which are mutually offset to have a stepped shape for reducing susceptibility to wear.  A tool for insertion in such a device is also disclosed.
Patent CA-2093540-A1 (CA)
Title: Device to measure and compensate for springback in tube bending operation
Inventor: SABINE JAMES R
IPC: B21D9/00
Filed: 1993-04-06
Abstract: ABSTRACT OF THE INVENTION In tube bending apparatus controlled automatically by a controller programmed to cause the apparatus to make the desired bends, further gauging apparatus is provided for measuring the springback of the tube from the desired configuration. Data from this gauging apparatus is fed directly to the controller to modify its programming to take account of springback for that tube. The gauging apparatus comprises  means to measure the angles of deflection of the tube from the desired angles for at least two different angles.  From this data, proportional sprinback and constant springback are established. The gauging apparatus may comprise pivotal blocks which may be aligned with straight sections of tube bent from originally straight tube.
Patent CA-2093591-A1 (CA)
Title: Videocassette flange with time available gauge
Inventor: GOFF DEWAIN R
IPC: B65H75/14
Filed: 1993-04-07
Abstract: ABSTRACT OF THE DISCLOSURE            A reel flange 10 for a magnetic tape cassette reel has apertures 36 for viewing the tape on the reel 10.  The apertures 36 provide a system for visually estimating the quantity of tape contained on the reel.  The flange 12 provides the combined advantages of greater choice of materials for making the flange 12 and improved accuracy in estimating the quantity of tape contained on the reel.
Patent CA-2094777-A1 (CA)
Title: Process for dechlorinating higher chloromethanes
Inventor: SCHOEBRECHTS JEAN-PAUL
IPC: B01J23/72
Filed: 1993-04-23
Abstract: The invention relates to a process for the dechlorination of higher chloromethanes by hydrogen in the presence of a catalyst based on a metal from group VIII or from group IB deposited on an alumina with a specific surface of less than 100 m<2>/g.
Patent CA-2097530-A1 (CA)
Title: Heating system for thermoforming
Inventor: EKENDAHL LARS
IPC: B29C35/08
Filed: 1993-06-02
Abstract: ABSTRACT OF THE DISCLOSURE      This invention pertains to a programmable fast response heating system capable of precise individual zone control and is more particularly concerned with an infrared heating temperature control system such as may be used in plastic thermoforming or like industrial operations.