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1 CA2275850A1
WELL LOGGING APPARATUS;APPAREIL DE DIAGRAPHIE DE SONDAGE

A well logging device comprises a relatively small diameter device constructed to withstand high temperatures and pressures, this device comprising a continuous stainless steel tube which provides pressure resistance and also allows low energy gamma ray transparency via large and small windows.

26.12.1999
2 CA2275073A1
METHOD AND APPARATUS FOR IDENTIFYING REMOTE SENDING UNITS INA VEHICLE;METHODE ET APPAREIL POUR IDENTIFIER A DISTANCE DES TRANSMETTEURS DE PRESSION DANS UN VEHICULE

A remote tire pressure monitoring system includes a sending unit for each monitored tire, and the sending units transmit RF signals, each including an identifier ID(i) and a pressure indicator P(i). A receiver operates in a learn mode in which the receiver associates specific identifiers either with the vehicle or with specific tires. During the learn mode the vehicle is driven at a speed above a ...

26.12.1999
3 CA2262107A1
DETACHABLE PULLEY COVER STRUCTURE;STRUCTURE AMOVIBLE DE REVETEMENT COTE TAMBOUR

A detachable pulley cover structure is provided for use with a rotary mower. The structure includes a generally circularly shaped composite cover member adapted to fit flush with the top of a mower deck and shield the pulley drive area, headed pin means fixed to the mower deck are received in slotted openings which are radially spaced about the cover member to permit the cover member to be quickly...

26.12.1999
4 CA2274289A1
DEVICE FOR A RIDING MOWER;DISPOSITIF POUR TONDEUSE AUTOPORTEE

A device for a riding mower having a wheel born chassis intended to support the operator, an engine for driving at least one wheel and cutting means (31) arranged in a front mounted cutting unit (17). The cutting unit is placed such that at least a part of the cutting unit is situated close beneath the front part of the chassis. The mower is provided with a first pivot (26) arranged in front of th...

26.12.1999
5 CA2276476A1
MOULDINGS BASED ON SILICA;MOULAGES DE SILICE

Moulding based on silica, existing in a hollow cylindrical configuration with internal reinforcing stays or spokes leading from the inner wall of the hollow cylinder to the centre of the moulding or in the form of what are termed miniliths, are produced by homogenising silica with methyl hydroxyethyl cellulose, wax and/or polyethylene glycol with the addition of water and optionally with the addit...

26.12.1999
6 CA2242110A1
NAVIGATION SYSTEM AND METHOD FOR VIEWING A 3D DATA LANDSCAPE;SYSTEME DE NAVIGATION ET METHODE PERMETTANT DE VOIR UN PAYSAGE 3D

A navigation system and method for viewing a data landscape in an information visualization system employs constraints and positions for the rendering viewpoint which are defined relative to a bounding box enclosing objects within a volume of interest. The bounding box is resized to reflect changes in objects within the volume of interest including the addition or deletion of objects and/or the re...

26.12.1999
7 ITSP980003U1
DISPLAY ELETTRONICO PER LETTURA MUSICALE.
26.12.1999
8 ITPI980039U1
SISTEMA PER REALIZZARE QUADRI IN CUI IL SOGGETTO E' MODIFICABILE DALL'OSSERVATORE
26.12.1999
9 ITPI980049A1
SISTEMA PER REALIZZARE QUADRI IN CUI IL SOGGETTO E' MODIFICABILE DALL'OSSERVATORE.
26.12.1999
10 ITPI980050A1
MOTORE A COMBUSTIONE INTERNA CON PISTONE OSCILLANTE
26.12.1999
11 CA2276561A1
COMPOSITIONS COMPRISING IRON OXIDE NANOPIGMENTS FOR COSMETIC SKIN COLORING, AND THEIR USES;COMPOSITIONS COMPRENANT DES NANOPIGMENTS D'OXYDES DE FER POUR LA COLORATION ARTIFICIELLE DE LA PEAU ET UTILISATIONS

La présente invention se rapporte à des compositions cosmétiques et/ou dermatologiques destinées à produire sur la peau une coloration artificielle proche du bronzage naturel, comprenant dans un support sous forme d'émulsion eau-dans-huile plus de 2% en poids d'au moins un nanopigment d'oxyde de fer dont la taille moyenne des particules élémentaires est inférieure à 100 nm. L'invention porte aussi...

26.12.1999
12 CA2273762A1
INFORMATION DISTRIBUTION SYSTEM EXHIBITING DEMOGRAPHIC AFFINITY;SYSTEME DE DIFFUSION DE L'INFORMATION PRESENTANT UNE AFFINITE DEMOGRAPHIQUE

A method for multiplexing and demultiplexing commercial and program material within the context of, e.g., an MPEG1 or MPEG2 information distribution system. A system employing the method provides either a single terrestrial broadcast channel or a "virtual head-end" as part of an uplink site which encodes advertising materials, associates the advertising material with "tags" indicative of demograph...

26.12.1999
13 CA2246069A1
CLOSED-LOOP ULTRASONIC WELDING METHOD AND APPARATUS;METHODE DE SOUDAGE PAR ULTRASONS EN BOUCLE FERMEE ET APPAREIL CONNEXE

A closed-loop ultrasonic welding apparatus for sealing or welding thermoplastic material on a continuous basis wherein the material to be welded is fed through a weld station comprising a horn and anvil. The apparatus includes means for providing a first signal commensurate with a desired ultrasonic energy density in the material when welded, a second signal responsive to the feed speed of the mat...

26.12.1999
14 CA2273127A1
POLYPROPYLENE MICROPOROUS MEMBRANE FOR BATTERY SEPARATOR;MEMBRANE MICROPOREUSE DE POLYPROPYLENE POUR ISOLATEUR D'ACCUMULATEUR

A battery separator is a polypropylene microporous membrane, made from a beta-nucleated precursor, and having an electrical resistance of less than 30 ohms-inches per mil, and a puncture strength of greater than 400 grams-force per mil.

26.12.1999
15 CA2263395A1
FUEL CELL, SEPARATOR FOR THE SAME AND METHOD FOR DISTRIBUTING GAS IN FUEL CELL;PILE A COMBUSTIBLE, SEPARATEUR CONNEXE ET METHODE DE DISTRIBUTION DU GAZ DANS LADITE PILE

Reduced performance of a fuel cell formed of a plurality of stacked unit cells caused by unequal gas flow rates in the unit cells is avoided through the use of separators, each having a plurality of through holes extending therethrough and a recessed portion formed in a surface of each separator. In a fuel cell incorporating such separators, the recessed portion of each separator forms an in-cell ...

26.12.1999
16 CA2241707A1
OPTICAL DROP CIRCUIT HAVING GROUP DELAY COMPENSATION;CIRCUIT OPTIQUE D'EXTRACTION DOTE DE COMPENSATION DE TEMPS DE GROUPE

The present invention relates to multi-wavelength filtering devices and more particularly to a multi-channel multiplexer/demultiplexor using at least one multi-port optical circulator and a plurality of Bragg optical fiber gratings or other wavelength selective means. Advantageously a drop or add/drop optical circuit including the combination of a Bragg grating providing a strong reflective respon...

26.12.1999
17 CA2274923A1
METHOD AND APPARATUS FOR AWARDING VARIABLE BONUS AWARDS TO GAMING MACHINES OVER A NETWORK;METHODE ET DISPOSITIF POUR ATTRIBUER PAR RESEAU DIVERS POINTS DE BONIFICATION A DES APPAREILS DE JEUX DE HASARD

A method for awarding bonuses over a gaming network having a plurality of gaming machines interconnected by a network. Play is allowed to occur on the plurality of gaming machines. A bonus period is initiating for which a bonus-triggering event (e.g. a winning combination) and an initial bonus amount is determined. The reel combinations obtained from normal play over the machines are detected and ...

26.12.1999
18 CA2645367A1
METHOD AND APPARATUS FOR AWARDING VARIABLE BONUS AWARDS TO GAMING MACHINES OVER A NETWORK;METHODE ET DISPOSITIF POUR ATTRIBUER PAR RESEAU DIVERS POINTS DE BONIFICATION A DES APPAREILS DE JEUX DE HASARD

A method for awarding bonuses over a gaming network having a plurality of gaming machines interconnected by a network. Play is allowed to occur on the plurality of gaming machines. A bonus period is initiating for which a bonus-triggering event (e.g. a winning combination) and an initial bonus amount is determined. The reel combinations obtained from normal play over the machines are detected and ...

26.12.1999
19 SE9802276L
ANORDNING VID MOBIL PERSONDATOR

The portable computer can be fixed to a panel (1) containing pairs of fastener holes (2), through which two locking bolts (4) can be passed to secure the computer against the panel, which can then be securable to another object.

26.12.1999
20 SE9802254A
VÅGLÄNGDSSELEKTIV SWITCH OCH FÖRFARANDE FÖR SWITCHING AV VÅGLÄNDSKANALER I ETT OPTISKT NÄTVERK

The invention relates to a device and a method for switching optical wavelength channels. Said optical wavelength channels are introduced into at least one access waveguide provided on a first side of a first multi-mode waveguide (10). Subsequently, the wavelength channels are transmitted through said multi-mode waveguide (10) and projected on at least two connection waveguides provided on the opp...

26.12.1999