baber/WOPTO huggingface dataset:
Patent FR-2506228-A1 (FR)
Title: Essieu tandem, notamment pour remorques et semi-remorques
Inventor: STEINER HELMUT
IPC: B60G5/03
Filed: 1982-05-19
Abstract: L'INVENTION CONCERNE UN ESSIEU TANDEM POUR REMORQUES OU SEMI-REMORQUES, COMPORTANT DES RESSORTS A LAMES MONTES DE CHAQUE COTE DU VEHICULE POUR OSCILLER SUR UN AXE D'APPUI 10, LES DEUX ESSIEUX ETANT FIXES AUX EXTREMITES DES RESSORTS A LAMES A L'AIDE DE BOITES DE TENSION DE RESSORTS ET D'ETRIERS ELASTIQUES, CES RESSORTS ETANT CHACUN MONTES EN LEUR MILIEU SUR L'AXE D'APPUI 10 PAR UN PALIER A GLISSEMENT 9. LE PROBLEME RESOLU CONSISTE A SIMPLIFIER L'ENTRETIEN EN EVITANT LE RECOURS A DES OUTILS SPECIAUX POUR LE REMPLACEMENT DES PIECES D'USURE ET EN SUPPRIMANT LES OPERATIONS D'ADAPTATION OU D'AJUSTAGE. SUIVANT L'INVENTION, L'ESSIEU TANDEM EST CARACTERISE EN CE QUE CHAQUE PALIER A GLISSEMENT 8, 9 EST CONSTITUE PAR UN FOURREAU EN ACIER 12 DISPOSE SUR L'AXE D'APPUI 10 ET PAR DEUX MANCHONS EN MATIERE PLASTIQUE 13 INTRODUITS PAR LES COTES ENTRE LE FOURREAU EN ACIER 12 ET UN CARTER 7, LA LONGUEUR AXIALE DE CES MANCHONS ETANT UN PEU INFERIEURE A LA MOITIE DE LA LONGUEUR AXIALE DU PALIER A GLISSEMENT 8, 9. L'INVENTION EST APPLICABLE NOTAMMENT AUX REMORQUES ET SEMI-REMORQUES.
Patent FR-2528974-A1 (FR)
Title: Appareil de mesure du debit des poudres
IPC: G01F1/74
Filed: 1982-06-17
Abstract: L'INVENTION CONCERNE UN APPAREIL DE MESURE DU DEBIT D'UNE POUDRE. L'APPAREIL PRESENTE UN STRUCTURE SIMPLE DANS LAQUELLE UN FLUIDE DE TRANSPORT 4 EST INJECTE A TRAVERS UNE BUSE 5 DANS L'ORIFICE D'ENTREE 7 D'UN TUYAU DE DETECTION UNIQUE 1 POSSEDANT EGALEMENT UN ORIFICE DE SORTIE. UN MATERIAU PULVERULENT 10A SE TROUVANT DANS UNE CUVE 9 EST INTRODUIT DANS LE TUYAU 1 PAR CE MEME ORIFICE D'ENTREE. L'APPAREIL DETECTE UNE DIFFERENCE DE PRESSION ENTRE L'ORIFICE D'ENTREE ET L'ORIFICE DE SORTIE DU TUYAU DE DETECTION, CE QUI PERMET DE MESURER LE DEBIT DU MATERIAU PULVERULENT S'ECOULANT A TRAVERS LE TUYAU DE DETECTION. LA VALEUR MESUREE AINSI OBTENUE EST ESSENTIELLEMENT TRES PROCHE DU DEBIT MASSIQUE DU MATERIAU PULVERULENT. APPLICATION NOTAMMENT A LA MESURE DU DEBIT DE POUDRES DESTINEES A LA FABRICATION DE PEINTURES.
Patent FR-2528831-A1 (FR)
Title: Procede d'hydroxylation par le peroxyde d'hydrogene en milieu superacide de derives du phenol et de l'aniline
Inventor: MORELLET GUY
IPC: C07C239/00
Filed: 1982-06-18
Abstract: PROCEDE D'HYDROXYLATION DE DERIVES DU PHENOL ET DE L'ANILINE PAR LE PEROXYDE D'HYDROGENE, DONNANT UNE PROPORTION IMPORTANTE DE DERIVE MONOHYDROXYLE EN META, CARACTERISE EN CE QUE L'ON FAIT REAGIR LE PEROXYDE D'HYDROGENE DANS UN MILIEU SUPERACIDE LIQUIDE, A DES TEMPERATURES ALLANT D'ENVIRON - 80C A 0C, SUR DES COMPOSES REPONDANT A LA FORMULE GENERALE: (CF DESSIN DANS BOPI) DANS LAQUELLE X REPRESENTE UN ATOME D'OXYGENE OU UN RADICAL - NH -, ET R REPRESENTE UN ATOME D'HYDROGENE, UN RADICAL ALKYLE, CYCLOALKYLE OU ARYLE, OU UN RADICAL ALCOXY, CYCLOALCOXY OU ARYLOXY.
Patent FR-2508822-A1 (FR)
Title: Centrifugeuse a broche entrainee par une transmission par courroie
Inventor: BROEKER KLAUS DIETER
IPC: F16C27/06
Filed: 1982-06-30
Abstract: CENTRIFUGEUSE A BROCHE ENTRAINEE PAR UNE TRANSMISSION PAR COURROIE. ELLE COMPORTE UNE BROCHE 7 ENTRAINEE PAR UNE TRANSMISSION PAR COURROIE 2, 3, 4 QUI EST MONTE DE FACON A POUVOIR OSCILLER AUTOUR D'UN POINT D'ARTICULATION G SE TROUVANT SUR SON AXE LONGITUDINAL 10 PAR RAPPORT AU BATI DE LA CENTRIFUGEUSE ET DE FACON A POUVOIR TOURNER PAR RAPPORT A UN LOGEMENT DE PALIERS 13 ENTOURANT LA BROCHE, S'APPUYANT SUR LE BATI 9 DE LA CENTRIFUGEUSE. LE PLAN MEDIAN 21 DE LA TRANSMISSION PAR COURROIE PASSE PAR LE POINT D'ARTICULATION G AVEC LEQUEL COINCIDE EGALEMENT LE CENTRE DE GRAVITE DES ELEMENTS D'ENTRAINEMENT OSCILLANTS. LA BROCHE 7 PRESENTE UNE FAIBLE LONGUEUR. LE RAPPORT LD ENTRE LA DISTANCE L DES PALIERS DE ROULEMENT 11, 12 ET LE DIAMETRE D DES PALIERS DE ROULEMENT EST COMPRIS ENTRE 0 ET 2.
Patent FR-2508992-A1 (FR)
Inventor: SICK HANS HERMANN
IPC: F16B13/06
Filed: 1982-06-30
Abstract: Fastening element for anchoring in receiving bores of structure parts, comprising a sleeve (1), a threaded bolt (2) and a connecting piece (3) which projects into the sleeve (1). The connecting piece (3) grips the sleeve (1), by means of a shoulder (9), at the introduction end and is seated in the sleeve (1) in a rotationally fixed and axially displaceable manner. In the region of the rotationally fixed engagement of the connecting piece (3), the sleeve (1) has locking means which are fixed on the wall of the receiving bore. This prevents the sleeve (1) from rotating and the sleeve-side compression zone (4) from warping when the threaded bolt (2) is screwed into the connecting piece (3).
Patent FR-2511569-A1 (FR)
Title: Ensemble noyau-culasse pour haut-parleur et son procede de fabrication
Inventor: LANE THOMAS JAMES
IPC: H04R9/02
Filed: 1982-08-12
Abstract: L'INVENTION CONCERNE UN PROCEDE DE FABRICATION D'UN ENSEMBLE COMBINE NOYAU-CULASSE D'UNE SEULE PIECE POUR HAUT-PARLEUR ET COUVRE EGALEMENT L'ENSEMBLE AINSI OBTENU. UN TEL ENSEMBLE NOYAU-CULASSE 20 D'UNE SEULE PIECE PEUT ETRE CONSTITUE PAR UN METAL PARAMAGNETIQUE ET COMPREND ESSENTIELLEMENT UNE PARTIE ANNULAIRE PLANE 22 FORMANT CULASSE ET UNE PARTIE CYLINDRIQUE CREUSE 24 FORMANT UN NOYAU AYANT UNE EPAISSEUR EGALE A CELLE DE LA CULASSE ET PRESENTANT UN SOMMET PLAT DANS LEQUEL PEUT ETRE PERCE UN TROU AXIAL 26. L'INVENTION EST APPLICABLE NOTAMMENT AUX DISPOSITIFS D'EXCITATION MAGNETIQUES DES HAUT-PARLEURS A BOBINE MOBILE.
Patent FR-2511961-A1 (FR)
Title: Suspension primaire pour vehicule ferroviaire
Inventor: DICKHART WILLIAM WARNER III
IPC: B61F5/30
Filed: 1982-08-26
Abstract: L'INVENTION CONCERNE UNE SUSPENSION PRIMAIRE MONTEE ENTRE UNE BOITE D'ESSIEU ET UN LONGERON DE CHASSIS DE BOGIE DE CHEMIN DE FER. UN ANNEAU 28 DE CAOUTCHOUC EST FIXE ENTRE UN ANNEAU METALLIQUE FENDU EXTERIEUR 32 MAINTENU LATERALEMENT PAR UN LONGERON 16 DE CHASSIS DE BOGIE, ET UN ANNEAU METALLIQUE FENDU INTERIEUR 34 MAINTENU LATERALEMENT PAR LA BOITE D'ESSIEU 14. L'ANNEAU 28 DE CAOUTCHOUC PRESENTE DES VIDES OU DES ENTAILLES AUGMENTANT LA SOUPLESSE DE LA SUSPENSION PRIMAIRE, A LA FOIS DANS LA DIRECTION VERTICALE ET DANS LA DIRECTION HORIZONTALE. DOMAINE D'APPLICATION: VEHICULES FERROVIAIRES.
Patent FR-2534220-A1 (FR)
Title: Device for storing a sailboard and its accessories.
IPC: B63B35/79
Filed: 1982-10-07
Abstract: This device enables a sailboard 2 and its accessories, (mast 18 with sail 19, and wishbone 21) to be stored. It is composed of two identical cradles 1 each comprising a support 3 which is fixed against a wall 6 and serves as a sliding guide, in a horizontal direction, for a movable element 4 with a vertical arm 13 situated opposite the support 3. The sailboard 2 is placed in a vertical plane on the two cradles 1, the vertical arms 13 of which are distanced from the corresponding supports 3. Return springs 14 then tighten the vertical arms 13 and the supports 3 on either side of the board 2. This device, which is small in width, in particular allows a sailboard to be stored in a garage.
Patent FR-2534548-A1 (FR)
Title: Underwater cleaning apparatus equipped with a suction device for the dirt.
Inventor: MUSELLI DOMINIQUE GEORGES
IPC: B63B59/08
Filed: 1982-10-18
Abstract: Apparatus for cleaning submerged bodies, comprising at least one water turbine, of the axial-flow type, housed within a flat casing, and a pair of brushes mounted on that face of the casing opposite the water-jet discharge orifice of the turbine motor and driven in opposite directions to each other at high speed by the rotor of said turbine, characterised by a suction device for the dirt detached from the cleaned surfaces and comprising a suction chamber 6 attached to the side face of the flat casing 3 of the cleaning apparatus, the said chamber having an open bottom arranged above and in the immediate vicinity of the zone of concentration of the dirt stripped off by the brushes 1-2 and being equipped with a discharge duct 7 for the dirt, which duct is connected to a receptacle 8, a duct 9 for supplying pressurised water being connected to the said discharge duct via an element 10 which accelerates the working fluid. The said water-supply duct 9 is connected to the turbine supply. Application to the brushing of ship hulls.
Patent FR-2535538-A1 (FR)
Title: Device for protecting the high-voltage chopper transistor for a rectifier setup.
Inventor: VUILLEMIN GERARD
IPC: H02M3/335
Filed: 1982-10-29
Abstract: This device is intended to protect a high-voltage chopper transistor 1, the control of which is slaved to the value of the load 2 of the rectifier setup, by virtue of a measurement of the deviation V between the power P dissipated in the load 2 and a reference power P0, followed by a conversion of this measurement into a time measurement made by comparing the deviation V thus determined with a sawtooth signal S. It includes means 6 of servo-controlling the frequency of the sawtooth signal S with the value of the load 2 of the rectifier setup. Application to rectifier setups.
Patent FR-2535576-A1 (FR)
Title: Stopper for section of fishing rod
IPC: A01K87/00
Filed: 1982-11-04
Abstract: Stopper for fishing rod made up of a plurality of sections, of which the largest section 10 is tubular and serves as a jacket for the other sections, the said stopper being intended to close the said largest section 10 at one of its ends. According to the invention, this stopper is noteworthy in that it comprises an end stop disc 1 which is brought up against the rim 11 of the said section 10 and an expansible element 7 internal to the said section 10 and provided with expansion means 4, 6 which can be controlled from the outside.
Patent FR-2538219-A1 (FR)
Title: Device for gathering, extracting or treating fish
Inventor: MURGAT VINCENT
IPC: A01K61/95
Filed: 1982-12-28
Abstract: Device 1 for gathering, extracting or treating fish such as trout, comprising a movable carriage 10, means 14, 15, 63 for moving the said carriage longitudinally to the pool in which the fish is located, a transverse panel 16, means for supporting 18 this panel adapted for lowering this panel into the pool or for raising it and, if appropriate, means for extracting the fish 40, means for treating the extracted fish 45 and a longitudinal panel 33 mounted on the said transverse panel 16 and movable along the latter.
Patent FR-2520170-A1 (FR)
Title: Oscillateur a transistor a effet de champ
Inventor: TORIZUKA HIDEKI
IPC: H03B5/18
Filed: 1983-01-18
Abstract: L'INVENTION CONCERNE UN OSCILLATEUR A TRANSISTOR FET. CET OSCILLATEUR COMPORTE UN TRANSISTOR FET 31, DONT LE DRAIN 34 EST RELIE A UN CIRCUIT DE POLARISATION 35, 36, ET DONT LA SOURCE 32 EST RELIEE A LA MASSE PAR UN CIRCUIT D'IMPEDANCE 37 PRESENTANT AUX SIGNAUX EN COURANT CONTINU UNE RESISTANCE D'AUTOPOLARISATION DETERMINANT UNE TENSION POUR LA GRILLE 33 DU TRANSISTOR, LA SOURCE 32 ETANT BRANCHEE EN CIRCUIT OUVERT A LA MASSE PAR L'INTERMEDIAIRE DU CIRCUIT 37 PRESENTANT UNE IMPEDANCE ELEVEE POUR DES SIGNAUX A HAUTE FREQUENCE FOURNISSANT UNE RESISTANCE NEGATIVE ENTRE LA GRILLE 33 ET LE DRAIN 34, ENTRE LESQUELS EST BRANCHE UN CIRCUIT D'ACCORD 2, 3. APPLICATION NOTAMMENT AUX CIRCUITS INTEGRES MONOLITHIQUES A MICRO-ONDES.
Patent FR-2540140-A1 (FR)
Title: Process for quenching zirconium alloys in an aqueous medium.
Inventor: CHARQUET DANIEL
IPC: C22F1/18
Filed: 1983-02-01
Abstract: The invention relates to the heat treatments of products or articles made of zirconium alloys and more especially to quenching of the "Zircaloy 2" and "Zircaloy 4" zirconium alloys for nuclear application. Before the transformation which involves reheating or annealing in the alpha region, the quenching treatment water has added to it, after preheating in the beta region, a wetting agent such as a soap, the water itself being between 10 DEG C and 50 DEG C. The process is applied to the quenching of various forms of products made of zirconium alloys and in particular to blanks made of "Zircaloy 2" or "Zircaloy 4".
Patent FR-2542003-A1 (FR)
Title: Pellicule composite contenant une polyolefine
Inventor: BERGSTROM CHRISTER
IPC: B32B27/00
Filed: 1983-03-02
Abstract: PELLICULE COMPOSITE CONTENANT UNE POLYOLEFINE ET DANS LAQUELLE AU MOINS UNE COUCHE DE POLYOLEFINE POSSEDE UNE BONNE ADHERENCE A L'EGARD DES POLYMERES CONTENANT DES RADICAUX POLAIRES. LA COUCHE POSSEDANT CETTE ADHERENCE CONSISTE EN UNE POLYOLEFINE QUI A ETE MODIFIEE PAR GREFFAGE DE 0,01 A 10 D'UN ALCOXYSILANE INSATURE.
Patent FR-2522985-A1 (FR)
Title: Utilisation d'un agent de comptabilite dans un melange de pesticide et d'engrais liquide, melange ainsi obtenu et procede pour sa preparation
Inventor: ALDWINCKLE MICHAEL JOHN
IPC: C05G5/27
Filed: 1983-03-09
Abstract: UTILISATION D'UN AGENT DE COMPTABILITE DANS UN MELANGE DE PESTICIDE ET D'ENGRAIS LIQUIDE, MELANGE AINSI OBTENU ET PROCEDE POUR SA PREPARATION. LA COMPOSITION UTILE COMME AGENT DE COMPTABILITE DANS UN MELANGE DE PESTICIDE ET D'ENGRAIS LIQUIDE COMPREND : A.UN N-ACYL SARCOSINATE OU UN SEL CORRESPONDANT DE FORMULE:RCON(CH)CHCOOX(I)OUR EST UN RESTE ALKYLE OU ALCENYLE DROIT OU RAMIFIE AYANT 2 A 18 ATOMES DE CARBONE ETX EST UN HYDROGENE, UN METAL ALCALIN, LE RADICAL AMMONIUM, UN GROUPE AMINE PRIMAIRE, SECONDAIRE OU TERTIAIRE OU UN GROUPE HYDROXYALKYLAMINE; ET B.UN SOLVANT OU UN MELANGE DE SOLVANTS DU COMPOSANT A.
Patent FR-2524978-A1 (FR)
Title: Dispositif de visee
Inventor: WICH HARALD
IPC: F41G3/06
Filed: 1983-04-08
Abstract: UN DISPOSITIF DE VISEE 1 COMPORTANT UN REPERE 14 DE VISEE POUVANT ETRE DECALE HORS DE L'AXE DE VISEE 7 EN FONCTION DE PARAMETRES BALISTIQUES DES PROJECTILES, POUR ASSURER L'ANGLE DE HAUSSE ET LA CORRECTION D'AZIMUT OPTIMAL POUR UN COUP AU BUT EST CONCU POUR ETRE FACILEMENT MANIABLE TOUT EN AYANT UNE GRANDE FIABILITE DE TIR. ON PREVOIT DANS CE BUT DE SUPERPOSER PASSAGEREMENT UN REPERE DE MIRE 6, QUI DOIT ETRE MAINTENU EN COINCIDENCE AVEC L'IMAGE 3 DE LA CIBLE TANDIS QU'ON DETERMINE AU MOYEN D'UN TELEMETRE A LASER 8 LA DISTANCE 10 DE LA CIBLE, ET AU MOYEN D'UN DISPOSITIF DE MESURE DE VITESSE ANGULAIRE 11 LE DEPLACEMENT TRANSVERSAL DE LA CIBLE 3. SELON LE PROJECTILE A TIRER, LES PARAMETRES BALISTIQUES DE CELUI-CI SONT PREPARES DANS UNE MEMOIRE MORTE 13 ET EVALUES DANS UN CALCULATEUR 12 EN MEME TEMPS QUE LES VALEURS DE MESURE POUR COMMANDER UNE COMMANDE DE REPRESENTATION BIDIMENSIONNELLE 15 QUI FAIT APPARAITRE LE REPERE DE VISEE 14, DEPLACE EN COORDONNEES, SUR LE PLAN IMAGE 5 POUR ALIGNERLE TIR DU TUBE D'ARME 33 PAR RAPPORT A LA POSITION INSTANTANEE DE LA CIBLE 3.
Patent FR-2526198-A1 (FR)
Inventor: FRIGO DOMENICO
IPC: B60Q5/00
Filed: 1983-04-28
Abstract: An audible alarm system having two electromagnetic horns, each of which contains a suitable electromagnet, and having two electronic supply circuits which are each allocated to an electromagnet, but are both accommodated in one of the two horns, and having a reset timer which operates in a delayed manner and is connected to the supply circuit for the electromagnet of that horn in which the supply circuits are accommodated, for the purpose of reactivating this supply circuit.
Patent FR-2545898-A1 (FR)
Title: Mechanical belt transmission especially with an angular transmission, and centrifugal dispenser of granular materials
Inventor: FORGET FRANCIS
IPC: A01D69/00
Filed: 1983-05-09
Abstract: The invention relates to a mechanical belt transmission. It relates to a transmission in which a toothed belt 60 passes successively over a smooth drive pulley 46, a smooth return pulley 52, a toothed pulley 48 and a toothed pulley 50, the toothed face of the belt then being turned towards the two latter pulleys. In this way, the two driven members associated with the pulleys 48 and 50 are synchronised, and a certain slip is possible, especially upon startup, between the drive pulley 46 and the smooth face of the belt. Application to transmissions for centrifugal fertiliser dispensers.
Patent FR-2545316-A1 (FR)
Title: Agricultural seeder
IPC: A01C15/00
Filed: 1983-05-04
Abstract: The invention relates to an agricultural seeder. According to the invention, the agricultural seeder is composed of a hopper 1 containing the substance to be spread which falls evenly on a pallet 3, of triangular shape and fitted with a rib 5 imparted with a reciprocating rotational movement. The invention will find its application particularly in equipping straddling tractors or other agricultural machinery for spreading fertiliser or any other granular substance in fields, and in particular vineyards.
Patent FR-2527367-A1 (FR)
Title: Dispositif pour l'attenuation de l'energie sonore et procede de fabrication de ce dispositif
Inventor: LAVERY WILLIAM NORMAN
IPC: B29C70/08
Filed: 1983-05-19
Abstract: DANS UN PANNEAU ACOUSTIQUE "LINEAIRE" 10 UNE FEUILLE DE PAREMENT 13, 14 RECOUVRE UNE COUCHE CELLULAIRE EN NID D'ABEILLES 12 RECOUVRANT ELLE-MEME UNE FEUILLE SUPPORT 11 NON PERFOREE. LA FEUILLE DE PAREMENT COMPREND UNE COUCHE AJOUREE 13 EN UN MATERIAU COMPOSITE FIBRESRESINE, AYANT DE PREFERENCE UNE TEXTURE OUVERTE DE MANIERE A PRESENTER DES OUVERTURES, ET UNE COUCHE POREUSE 14 APPLIQUEE FACE CONTRE FACE SUR LA COUCHE AJOUREE, DONT LES PORES SONT BEAUCOUP PLUS PETITS QUE LES OUVERTURES DE CETTE COUCHE. UN MODE APPROPRIE DE FABRICATION D'UNE TELLE FEUILLE DE PAREMENT CONSISTE A DURCIR LE MATERIAU COMPOSITE EN FORME SUR UN OUTIL, LA COUCHE POREUSE ETANT EN CONTACT AVEC CE MATERIAU, DE SORTE QUE LA RESINE DURCIE DU COMPOSITE COLLE LA COUCHE POREUSE 14 SUR LA COUCHE AJOUREE 13.
Patent FR-2547647-A1 (FR)
Title: Hot-water generator with two energy modes
IPC: F24H1/28
Filed: 1983-05-24
Abstract: The invention relates to hot-water generators which make it possible to use in a common structure the combinations of electric energy and of fossil energy from gas or from fuel oil. This generator comprises in a common water reservoir 1 a combustion circuit 2, 3, 4 and a set of heating elements. An electric panel 8 integrated with the assembly controls 5 and programmes the two energy modes. Among the most important applications, mention can be made of the rationalisation of the costs and of the safety of heating premises of average and large volume.
Patent FR-2530416-A1 (FR)
Title: Procede perfectionne pour combattre les mycetes et combinaisons fongicides utilisables dans ce procede
Inventor: LAMBERT ANDRE DEVOISE
IPC: A01N57/12
Filed: 1983-05-31
Abstract: PROCEDE POUR COMBATTRE LES MYCETES ET FONGICIDE COMBINE POUR SA MISE EN OEUVRE. ON APPLIQUE SUR LES LIEUX INFECTES PAR LES MYCETES, SEPAREMENT OU EN MELANGE, SOUS LA FORME DU FONGICIDE COMBINE, UN COMPOSE A CONSISTANT EN UN FONGICIDE QUI AGIT SUR LES OOMYCETES ET CONTIENT L'ELEMENT DE STRUCTURE DE FORMULE I: (CF DESSIN DANS BOPI) DANS LAQUELLE X REPRESENTE CH OU N, ET UN COMPOSE B QUI EST COMPOSE DE FORMULE III:
Patent FR-2551371-A1 (FR)
Title: Foundry core boxes
IPC: B22C7/06
Filed: 1983-09-01
Abstract: This core box is characterised in that it comprises a structure made entirely from plastic, particularly polyester, formed from a first surface layer 2, especially for foundries, from high-strength stratified layers 6, 7 and from lightweight filling material 8 mixed with resin in order to increase the pressure resistance during injection, and in that this structure contains at least one network of discharge means 9, 10, 11, 12, 13, 14 for directing the air and the gases towards at least one centralised discharge 15. The invention relates to the manufacture of cores intended for producing castings.
Patent FR-2553785-A1 (FR)
Title: Process for catalytic conversion of residual oils.
Inventor: DEAN ROBERT R
IPC: C10G11/05
Filed: 1983-10-21
Abstract: Process for improving the quality of crude oil which boils above 315 DEG C, characterised in that it comprises bringing the crude oil which boils above 315 DEG C into contact with a catalyst comprising crystalline zeolite which is ultrastable up to approximately 80 % by weight in the case of an elevated conversion temperature of the catalyst of at least 510 DEG C and for a period which makes it possible to obtain high output ratios of the products situated in the gasoline boiling range and to recover the said products situated in the gasoline boiling range.
Patent FR-2540180-A1 (FR)
Title: Control system for engine supercharger
Inventor: BONITZ JORG
IPC: F02P5/15
Filed: 1983-12-16
Abstract: The pressure regulating system uses a pulse monitor mounted at opposite ends of the engine, connected to an electronic control unit. This unit also receives load signals from a throttle flap position monitoring device, timing signal from the ignition and engine speed signals. Charging pressure is then regulated by valves connected to opposite sides of the compressor and exhaust turbine of the supercharger. A charging pressure sensor on the air distributor is also connected to the control unit to form an actual value signal source. The control circuit includes two memories (e.g. ROM, PROM or EPROM) connected by an equaliser to a regulator and a limiter stage to control the pressure within required limits. The control unit also receives engine shaft positioning signals.
Patent FR-2543725-A1 (FR)
Title: Support d'enregistrement magneto-optique
Inventor: TANAKA SHINSUKE
IPC: G11B5/64
Filed: 1984-03-28
Abstract: LE SUPPORT D'ENREGISTREMENT MAGNETO-OPTIQUE DE LA PRESENTE INVENTION EST CONSTITUE PAR UNE COUCHE MINCE AMORPHE AYANT UN AXE DE MAGNETISATION DOUCE PERPENDICULAIRE A LA SURFACE DE LA COUCHE, QUI EST UN ALLIAGE D'UN TERRE RARE LOURD ET DE FER DANS LEQUEL LE TERRE RARE LOURD EST REMPLACE PAR UN TERRE RARE LEGER, LA FORMULE CHIMIQUE PREFERABLE DE LA COUCHE MINCE ETANT: (RA)FE, OU (RA)BFE, OU R EST UN TERRE RARE LEGER, A ET B SONT DES TERRES RARES LOURDS, ET OU LE TAUX D'ATOMES SATISFAIT: 0,15 X 0,35, 0,00 Y 1,00, 0,00 Z 1,00. L'ENREGISTREMENT D'INFORMATIONS DANS LE SUPPORT EST REALISE EN UTILISANT UN POINT DE CURIE, OU UNE TEMPERATURE DE COMPENSATION MAGNETIQUE, ET LA LECTURE DES INFORMATIONS ENREGISTREES EST REALISEE EN UTILISANT L'EFFET DE KERR. APPLICATION AUX MEMOIRES MAGNETO-OPTIQUES ADRESSABLES PAR FAISCEAU.
Patent FR-2563444-A1 (FR)
Inventor: DELEBARRE ARNAUD
IPC: B01J8/24
Filed: 1984-04-25
Abstract: A vertical conduit closed at one end by a head wall and connected at its opposite end to a fluidization gas delivery means is provided with side blowing nozzles longitudinally spaced in planes. A shutter is movable inside the conduit so that the bed in which the conduit is disposed in use can be progressively brought into a state of fluidization by supplying fluidization gas to the nozzles successively and cumulatively starting from the top. The invention obviates the need for the introduction via the bottom of the fluidized bed of compressed air at a high pressure when starting up the fluidization of the bed.
Patent FR-2567939-A1 (FR)
Title: Prefabricated blocks for the erection of walls, having improved relative positioning means
Inventor: MOULET JEAN MAURICE MARIE
IPC: E04B2/46
Filed: 1984-07-18
Abstract: The invention relates to a prefabricated block intended to form vertical walls by juxtaposition and superposition of a plurality of such blocks, this block consisting of two parallel lateral walls, connected together by at least two transverse ribs. According to the invention, this block 12 comprises one or more positioning lugs 13, 14 which project outwards from one of its upper faces 7 or lower faces, these lugs 13, 14 interacting with the two internal faces 40, 41 of the walls of the block 12 located directly opposite. Application to the construction of a wall by means of prefabricated elementary blocks.