baber/WOPTO huggingface dataset:
Patent CA-2136397-A1 (CA)
Title: Stabilizer for Outside Sliding Plug Doors
Inventor: PORTER TROY L
IPC: B60J5/06
Filed: 1994-11-22
Abstract: A stabilizing arm for use in power operated doors in mass transit vehicles. Doors are of the type where a door panel is moved out of an opening in the car side wall to an opened position outside the car side wall.    Stabilization is achieved by moving a rotating arm out of the side wall and capturing the panel in its opened position, thereby minimizing possible hazards in passenger passing through the car opening and damage to the doors either by passengers or others. Operation of the arm is sequenced in the door opening cycle.
Patent CA-2136690-A1 (CA)
Title: Reclosable, removable cap for reusable shaker dispenser bottle
Inventor: KOHL GARRETT W
IPC: B65D47/08
Filed: 1994-11-25
Abstract: A removable and reclosable, substantially leak-free and fling-free cap member for sealably engaging the open top portion of a reusable shaker dispenser bottle or similar container is provided. Reduction or elimination of product fling from the strap closure upon opening of the pouring orifice is provided by placing the hinge of the strap to the top of the sidewall and by introducing controlled weakness of the plastic in the hinge area. Controlled rotational flexibility about a defined axis of symmetry and side placement of thumb flanges permits easy removal of the cap without compromising sealing effectiveness. An inverted teardrop pouring orifice provides a controlled-flow, universal recipe orifice for dispensing thin viscosity and thicker viscosity fluid products, with or without particulates.
Patent CA-2138365-A1 (CA)
Title: Lamination method and apparatus using edge bonding
Inventor: SINGER STEVEN
IPC: B29C65/14
Filed: 1994-12-16
Abstract: A method and apparatus for laminating two pieces of material involves edge bonding.  The method includes the steps of: placing pieces of a first material into a fixture on a work platform, depositing a powder adhesive onto any desired zones of each first material piece, such as an edge zone, curing the adhesive to a form ready for bonding, placing pieces of a second material into the fixture such that each sits above a piece of the first material, applying heat and pressure to the fixture to press each piece of first material against each piece of second material, and removing the finished pieces from the fixture. The method utilizes a rotatable table carrying six equiangularly-positioned fixtures, as well as six workstations positioned equiangularly around the table.  In the described embodiment, three of the workstations are automated: a mesh screen mechanism for depositing the powder adhesive, a bank of quartz infrared lamps for curing the adhesive, and a press mechanism for applying the heat and pressure to the pieces of material in the fixture.
Patent CA-2138527-A1 (CA)
Title: Single Panel Communication Card and Its Color Method
Inventor: MADISON ROBERTA E
IPC: B42D15/02
Filed: 1993-06-22
Abstract: A single panel communication card whose principal function is social expression. The card comprises a card body (40) having a front face, a back face, and no fold; multi-color graphic images (48) of social expression imprinted on the front and back faces; and an exposed surface (ES) upon which identifying indicia may be applied. The exposed surface is divided into predetermined regions (60, 64, 66) of specified light reflectance and fluorescence requirements. All colors and images used within these regions are designed to meet the appropriate light reflectance and fluorescence requirements. This enables the exposed surface to be read by light sensitive postal equipment; even when bright and dark colors are present. Prior to mailing the card, the sender signs his/her name, then applies the address and proper postage.
Patent CA-2138916-A1 (CA)
Title: Motor control
Inventor: HUNTER ERICK D
IPC: H02P25/14
Filed: 1994-12-22
Abstract: A series universal AC/DC motor is controlled by switching the phase angle of an AC signal with a triac power switch in response to a motor control providing a phase-locked loop velocity control. A speed command circuit provides a reference frequency corresponding to a selected motor speed. The reference frequency is compared to a feedback frequency representing actual motor speed. An error signal representing the phase difference between the reference and feedback frequencies is compared to a ramp signal produced by the AC power source, and a resulting trigger pulse is used to control the triac power switch, thereby regulating the speed of the motor.
Patent CA-2139036-A1 (CA)
Title: Window shade
Inventor: BENTHIN SIEGFRIED
IPC: E06B9/50
Filed: 1994-12-23
Abstract: A window shade, in which a winding shaft, which is rotatably mounted with its ends on stationary pivot pins, can be coupled with a drive member at one of its ends. At least one rolling body is arranged in a recess, which is wedge-shaped in the circumferential direction, between an inner jacket surface of a sleeve projection (9), which is rigidly mounted on the pivot pin (5), and an outer jacket surface of a sleeve projection (3), which is rigidly mounted on the winding shaft. The rolling body acts as a locking member and is clamped in the wedge-shaped recess and can be released from the clamped position by means of an opening element movable by the drive member in the direction of rotation.
Patent CA-2139196-A1 (CA)
Inventor: LAM SHARON S
IPC: A61F2/915
Filed: 1994-12-28
Abstract: The invention is directed to an expandable stent for implantation in a body lumen, such as an artery.  The stent consists of a plurality of radially expandable cylindrical elements generally aligned on a common longitudinal stent axis and interconnected by one or more interconnecting members placed so as to limit longitudinal contraction during radial expansion.   The individual radially expandable cylindrical elements are formed in an irregular serpentine pattern designed to expand evenly under radial stress, and maximize the overall radial expansion ratio.
Patent CA-2140799-A1 (CA)
Title: Quick release bicycle axle fastener
Inventor: STEWART JOHN V
IPC: B62K25/02
Filed: 1995-01-23
Abstract: A quick-release axle attachment mechanism for velocipeds and motorcycles. It has a cam lever 1-5 on each end of the axle 49. The cam rotation axis is perpendicular to the axle. The cam pushes a slide 15 inward against the drop-out 43, clamping the drop-out against the bearing jam nut 51. When the cam is rotated for wheel removal, a spring 13 continues to hold the slide against the drop-out. A safety tab 47, or other coupling surface on the drop-out, engages the slide to prevent wheel removal until the slide is pulled outward with the fingers. To remove a wheel, both cams are rotated to the slack position, then both slides are pulled outward. The double safety interlock of the two slides prevents accidental wheel release. The cam lever can be made of plastic.
Patent CA-2141357-A1 (CA)
Inventor: GRAINAWI LORRI J
IPC: B65D90/32
Filed: 1995-01-30
Abstract: A tank assembly which includes an inner storage tank and a surrounding outer containing tank with said tanks defining a substantially uniform space therebetween. the space is filled with a cured light weight porous monolithic insulating material having a porosity sufficient to allow liquid and vapors to migrate through said insulating material to a monitoring point, or points contained within said space. Means are provided for monitoring liquid and vapors located at said monitoring point or points, with the insulating material freely permitting vapors to migrate to an emergency vent port without over pressurization build-up within said space.
Patent CA-2142342-A1 (CA)
Inventor: MOORE MORRIS A
IPC: H04B10/118
Filed: 1994-05-18
Abstract: An apparatus (100) couples first and second electronic devices (206, 202), the first electronic device (206) having an optical communications port (208) and the second electronic device (202) having an electrical communications port (204). The apparatus (100) includes an electrical interface (102) functionally with the electrical communications port (204), and an optical interface (107) functionally compatible with the optical communications port (208) and electrically coupled to the electrical interface (102) for communicating with the electrical interface (102). The electrical interface (102) and the optical interface (107) provide communications between the electrical communications port (204) and the optical communications port (208) when the electrical interface (102) is electrically coupled to the electrical communications port (204), and the optical interface (107) is optically coupled to the optical communication port (208).
Patent CA-2142577-A1 (CA)
Title: Antiperspirant Deodorant Compositions
Inventor: SUN WEI M
IPC: A61K8/00
Filed: 1995-02-15
Abstract: Gelled or solid topically-effective compositions comprising a topically-active compound, like an antiperspirant compound; a borate crosslinker; a surfactant, and preferably, a nonionic surfactant or nonionic surfactant blend; a carrier comprising water; and, optionally, a hydrophobic compound, are disclosed.
Patent CA-2142808-A1 (CA)
Title: Apparatus for applying traction to the legs and the spine of a person
Inventor: HOEL ERIK
IPC: A61F5/042
Filed: 1995-02-17
Abstract: An apparatus for applying traction to the legs and the spine of a person, comprising means to hold one or both feet firmly attached to the apparatus while traction force is being transmitted from the apparatus to one or both feet, and means for the person to provide such traction force by arm force or by the force of one leg applying pressure against the apparatus.
Patent CA-2144521-A1 (CA)
Title: 2-amino-4-phenyl-4-oxo-butyric acid derivatives with kynureninase and/or kynurenine-3-hydroxylase inhibiting activity
Inventor: CINI MASSIMO
IPC: A61P25/28
Filed: 1994-07-12
Abstract: Use in the prevention and/or in the treatment of neurodegenerative diseases of 2-amino-4-phenyl-4-oxobutyric acid derivatives (I) which act as kynureninase enzyme inhibitors and/or kynurenine-3-hydroxylase enzyme inhibitors. In formula (I), each of the groups X and Y is, independently, hydrogen, halogen, trifluromethyl, hydroxy, C1-C6 alkyl, benzyl, C6-C10 aryl, -OR', -SR', (a) or (b), in which R' is C1-C6 alkyl or benzyl; and R is hydroxy, amino, hydroxylamine, -OR', -NHR', (c) or -NHOR', in which R' is as defined above. Several of these derivatives are new and, as such, constitute a further object of this invention, together with the process for their preparation and the pharmaceutical compositions containing them.
Patent CA-2144585-A1 (CA)
Title: Process for the removal of h2s from gas streams and for the formation of nash
Inventor: BOWMAN RONALD W
IPC: B01D53/52
Filed: 1995-03-14
Abstract: A  process  for  removing  H2S  from  an  H2S-containing  gas stream  including  the  steps  of  passing the H2S-containing gas stream  so  as to contact an alkaline liquid for a period of time of  no  more than 0.03 seconds, reacting the alkaline liquid with the  H2S-containing  gas  stream  so as to form a NaSH-containing liquid   solution,   and   removing  the  NaSH-containing  liquid solution  from  the  gas  stream.   The alkaline liquid is sodium hydroxide.    The NaSH-containing liquid solution is passed to an evaporator  so  as to form a solution having a NaSH concentration of  no  less  than twenty percent. The H2S-containing gas stream is  passed  to  an  inlet  of an eductor.  The alkaline liquid is also  passed  to  another  inlet  to  the  eductor.  The alkaline liquid  and  the  H2S-containing  gas stream are mixed within the eductor. A centrifugal separator is used so as to separate the NaSH-containing liquid solution from the reacted gas stream.
Patent CA-2145748-A1 (CA)
Title: Method for Refining Acetic Anhydride
Inventor: LOWERY HOUSTON F III
IPC: C07C51/573
Filed: 1993-09-27
Abstract: Disclosed is a continuous method for refining acetic anhydride produced by the reaction of ketene and acetic acid by means of a vacuum distillation system to provide a refined material comprised of at least 99.5 weight percent acetic anhydride, not more than 0.5 weight percent acetic acid and not more than 90 parts per million (ppm) diketene.
Patent CA-2146338-A1 (CA)
Title: A method for determining total analyte concentration in a sample having both free and bound analyte
Inventor: BOBROW MARK NORMAN
IPC: G01N33/569
Filed: 1993-10-22
Abstract: A method for determining total analyte concentration is described.
Patent CA-2147612-A1 (CA)
Inventor: NAKANO HIROFUMI
IPC: A61P31/04
Filed: 1994-07-26
Abstract: The present invention relates to the compound UCH9 represented by the following formula: <IMG> which has antibacterial and anti-tumor activity, and pharmaceutically acceptable salts thereof.
Patent CA-2148585-A1 (CA)
Inventor: MELZER NORBERT
IPC: B61D17/20
Filed: 1994-08-19
Abstract: Le dispositif de passage, muni de son enveloppe à soufflet (7, 8), reliant deux véhicules accouplés (1, 2) prend appui sur des supports (17, 18, 19, 20) agissant dans un plan horizontal et dont les longueurs peuvent varier, par l'intermédiaire d'un châssis central (9, 10) et d'un châssis auxiliaire (7', 8'). En raison de l'articulation horizontale entre les supports et les véhicules (1, 2) et, le cas échéant, de l'accouplement vertical des extrémités de chacun des deux supports opposés (17, 19; 18, 20), on dispose d'organes d'appui résistant à la flexion, aptes à assurer obligatoirement le transfert de tous les angles formés entre les véhicules accouplés.
Patent CA-2148960-A1 (CA)
Title: Collapsible-Expansible Support Assembly
Inventor: SWIDERSKI PAUL R
IPC: E04G1/34
Filed: 1995-05-09
Abstract: A collapsible-expansible support assembly including a support platform arranged to be supported by spaced ladder frames pivotally joined by a collapsible-expansible truss assembly, adapted to be restrained and automatically locked in shielded outward, expansible movement, the support assembly being mounted on a unique set of casters and plugs.
Patent CA-2150814-A1 (CA)
Title: Method and device for measuring using analog optical signal transmission
Inventor: GROSS WALTER
IPC: H04B10/80
Filed: 1993-11-29
Abstract: According to the invention, a control system for setting the working point of the optical transmission system for the measuring signals is provided in a measuring system having an optical transmission of energy for a sensor (22) and an analog optical transmission of the measuring signals of the sensor (22).   For this purpose,  for a zero measuring signal,  a corresponding analysis signal (S) of the signal converter (5), transmitted optically to said optoelectric signal converter (5),  is adjusted to a predefined analysis signal setpoint (REFS').  The manipulated variable of the control system is the working-point current (Ios) of an electrooptical signal converter (6) which converts the electrical measuring signals into optical signals.   The control system can be used to compensate  for  interference  in  the  analog  transmission. Preferably,  an  additional  control  system  is provided to correct the gain factor (F) of an amplifier unit (9), which amplifies the analysis signals (S') into output signals (S).
Patent CA-2151173-A1 (CA)
Title: Device for sealing an annular space
Inventor: EKHOLM KENNETH
IPC: F16J15/10
Filed: 1995-06-07
Abstract: A device for sealing a space between an annular wall defining an opening and a pipe end portion introduced into the opening consists of a sleeve (2) having at one end thereof a flange (4) for restrict-ing the introduction of the sleeve into the opening and having at its other end a flange (6) for restricting the introduction of the pipe end portion into the sleeve.
Patent CA-2152178-A1 (CA)
Title: Epoxidized Block Copolymers
Inventor: GEORGE SCOTT ELLERY
IPC: C08F8/08
Filed: 1994-01-03
Abstract: This invention relates to a process for preparing selectively hydrogenated polydiene block copolymers with regiospecifically placed epoxy groups. The process involves polymerizing a conjugated diolefin under anionic polymerization conditions to form a living polydiene which is combined with a conjugated diolefin having a degree of substitution  different than the previously  mentioned conjugated diolefin to form a block copolymer which is reacted with hydrogen gas in the presence of a soluble transition metal catalyst and an organometallic reducing agent to form a selectively hydrogenated block copolymer, and epoxidizing the unsaturated sites of the non-hydrogenated blocks. This process allows a variety of structural geometries to be obtained in which the level of functionality is varied independent of molecular weight.
Patent CA-2152293-A1 (CA)
Title: Cooling device for mixers
Inventor: FRIES HJALMAR
IPC: B01F15/06
Filed: 1995-06-21
Abstract: A cooling device for the electric motor in a submersible mixer.  In order to increase the media exchange at the mantle surface of the motor, the jet ring is extended to surround the propeller, thereby the flow created by the propeller is partly forced to pass through a slot created between the motor surface and the ring and extension thereof.
Patent CA-2156167-A1 (CA)
Title: Pressure reversing valve for a fluid-actuated, percussive drilling apparatus
Inventor: FU CHUEN-CHENG
IPC: E21B4/00
Filed: 1994-02-03
Abstract: A pressure sensitive valve (200) for a fluid-actuated percussive drill (10) includes passageways (44) for fluid flow to expose a valve surface to a burst of short-interval, high pressure fluid from a drive chamber (36) to cause early closing of the valve (200).
Patent CA-2158655-A1 (CA)
Title: Process for preparing cancer vaccines
Inventor: BIRNSTIEL MAX L
IPC: A61K47/48
Filed: 1994-03-18
Abstract: Cancer vaccines are prepared by treat-ing tumor cells or fibroblasts with a complex of immunostimulating polypeptide-coding DNA and of DNA-binding substance, for example polylysine, preferably conjugated with transferrine. The complex further contains a conjugate of DNA-binding substance and of an endosomolytic peptide or an adenoviras having at least one E4 defect or one E1a defect associated with other genetic defects.
Patent CA-2162750-A1 (CA)
Title: Secure lamp base
Inventor: HWANG MIN SHIEN
IPC: H01K1/42
Filed: 1995-11-14
Abstract: An improved secure lamp base includes a slot having a bottom channel, and a groove formed on a projection of the base. A pair of conductive slices are provided with inner ends each shaped as hooks having two sideways tips.   The hook of one of the pair of conductive slices may be inserted into the channel and the other hook may be engaged with the groove, such that firm engagement between the conductive slices and the base is obtained.      This firm engagement facilitates a stable electrical connection when the base receives a lamp from an open side thereof.
Patent CA-2166196-A1 (CA)
Inventor: SARGENT R RICHARD
IPC: C08K5/02
Filed: 1994-06-27
Abstract: On prépare des compositions polymères rendues résistantes d'une manière permanente aux salissures en dispersant par extrusion à l'état fondu un composé fluoré dans la masse du polymère choisi. Les polymères préférés pour cette extrusion avec le composé fluoré sont les polyesters, les polypropylènes, les polyéthylènes et les polyamides.
Patent CA-2170745-A1 (CA)
Title: Disposable menstrual panty
Inventor: VAN GOMPEL PAUL THEODORE
IPC: A61F13/15
Filed: 1994-08-29
Abstract: A three-dimensional disposable panty for holding a sanitary pad. The panty may have elasticized leg and waist openings and be stretchable about the hip and stomach regions of a user.    The panty provides backup leakage protection to the sanitary pad. The panty includes an absorbent barrier composite positioned in the crotch area and extending into the body of the disposable panty front and back and over the leg elastics to trap pad leakage inside the pant and prevent liquid strike through onto outer clothing and bed linen.
Patent CA-2172475-A1 (CA)
Inventor: SCHOENE KEITH R
IPC: H01H13/08
Filed: 1996-03-22
Abstract: A switch lock-out device to prevent unintended operation of a power tool through inadvertent actuation of a trigger operably associated with a motor as disclosed. The trigger is pivotally mounted in handle grip for energizing the power tool when depressed. An outer free end of the trigger extends within the handle grip. The switch lock-out device includes an integral multiple-armed element that is pivotally mounted within the handle grip. The pivotally mounted multiple-armed element includes a first arm that engages the outer free end of the trigger to prevent actuation, a second arm that includes a manual engageable button that extends outside of the handle grip and a third arm that engages an internal wall of the handle grip in biased and resilient engagement. When the manually engageable button is depressed, a first arm of the multiple-armed element is pivoted out of engagement with the free end of the trigger for actuation of the trigger to operate the power tool. Subsequent release of the manually engageable button enables the third arm biased against an internal wall of a handle grip to return the second arm and its manually engageable button to its normal position for subsequent re-engagement with the free end of the trigger when released.
Patent CA-2173180-A1 (CA)
Title: Method for the production of diene rubbers in the gas phase
Inventor: SYLVESTER GERD
IPC: C08F36/04
Filed: 1996-04-01
Abstract: Diene rubbers are produced in the gas phase by first polymerising the dienes or diene mixtures in the presence of a catalyst system, which is based on rare earth compounds, at temperatures of from 0 to 150°C and at pressures of from 1 mbar to 50 bar, so that a pourable diene rubber having a Mooney viscosity ML (1 + 4', 100°C) of 70 to 180 Mooney units is obtained, and subsequently subjecting the pourable diene rubber obtained to a chemical or thermal decompo-sition reaction until a Mooney viscosity of 10 to 70 Mooney units is obtained.
Patent CA-2174855-A1 (CA)
Title: Ph adjustors and drinks using the same
Inventor: SASAGAWA MICHIKO
IPC: A23F5/24
Filed: 1995-08-25
Abstract: A pH regulator for drinks which contains potassium salt as an active ingredient; a pH regulator for drinks which contains a potassium salt and one or more sodium salts selected from among sodium hydrogencarbonate disodium hydrogenphosphate, sodium carbonate and sodium hydroxide; and a drink prepared by using the pH regulator(s).
Patent CA-2175537-A1 (CA)
Inventor: CELORIER GEORGE M JR
IPC: F17C1/16
Filed: 1996-05-01
Abstract: A first aspect of the invention is directed to a corrosion resistant expansion tank that is divided into two sections: one that may be precharged with a fluid under pressure (for example,  a gas) from a first fluid source; and the other being connected to a second fluid source,  for example  the hot water source in a hot water heating system.          Accordinq to this first aspect of the invention,  the tank comprises a pair of molded plastic tank sections that each integrally include the connection to one of the aforementioned fluid sources; and further include  means for separating the interior of the tank into the two sections referred to hereinabove. Examples of such means for separating include application specific membranes (such as diaphragms and bladders of varying types) that are impermeable to the fluids stored in the separate tank sections.  Further aspects of the invention relate to apparatus for securing the means for separating within a tank and to processes for cost effectively manufacturing the tanks contemplated by the aforementioned first aspect of the invention.
Patent CA-2176047-A1 (CA)
Inventor: SOBHANI MOHI
IPC: H01R39/00
Filed: 1996-05-08
Abstract: A rotary connector (10) comprising first and second printed wiring boards (12. 13) that rotate relative to each other and that are electrically interconnected using spring loaded pogo-stick type contacts (22). The spring loaded contacts are used to transfer electrical signals or power to metallized rings (15) or contacts formed on the first printed wiring board (11). The spring-loaded pogo-stick type contacts (22) are very rugged and provide for a rotary connector (10) having long life.