baber/WOPTO huggingface dataset:
Patent FR-2531557-A1 (FR)
Title: Device for classifying distinct elements.
Inventor: HERBECOURT JEAN-CLAUDE D
IPC: B42D15/00
Filed: 1982-04-23
Abstract: The invention relates to a device 8 for classifying distinct elements with a view to their use during a defined period, intended to avoid the repetition of use of some of these elements. This device comprises a series D of media D-P1; D-P2; D-P3,... each corresponding to a fraction P1; P2; P3, ... of the period of time P1 + P2 + P3 + ..., each medium being able to receive the indications designating those of the elements of the collection likely to be used during the fraction of the period corresponding to the said medium, the elements of one medium being distinct from those of the other media. One application is the preparation of desserts and cheeses served over one week in a restaurant.
Patent FR-2504844-A1 (FR)
Title: Systeme de maconnage pour boulon de voute, notamment de galerie de mine
Inventor: MAHYERA ANIL
IPC: E21D20/02
Filed: 1982-05-04
Abstract: CE SYSTEME COMPREND: UNE TREMIE 24 DE STOCKAGE ET DE DISTRIBUTION DE CIMENT OU DE MORTIER SEC; UNE VIS DE MESURE 27 DE LA QUANTITE DESIREE DE CIMENT SEC DELIVREE PAR LA TREMIE; DES MOYENS 31 POUR MELANGER LE CIMENT SEC A UN COURANT D'AIR PNEUMATIQUE DETRANSPORT; DES MOYENS 42 POUR MELANGER LE CIMENT SEC TRANSPORTE PNEUMATIQUEMENT AVEC DE L'EAU DELIVREE PAR UNE SOURCE SEPAREE 50-49-48, ET UN TUBE 55 ASSURANT L'INJECTION DE CIMENT HUMIDE DANS L'ALESAGE 23A DU BOULON DE VOUTE, CE TUBE 55 COMPORTANT DES MOYENS 57 POUR SEPARER L'AIR DE TRANSPORT DU CIMENT HUMIDE A INJECTER.
Patent FR-2505365-A1 (FR)
Title: Aluminium alloy strip for drawn and ironed cans - contains non-scratching intermetallic particles
Inventor: WESTENGEN HAKON
IPC: C22C21/00
Filed: 1982-05-07
Abstract: The strip is made of an alloy of compsn. (by wt.) 0.8-1.3% Mg, 0.8-1.5% Mn, greater than 0.3% to 0.6% Si, 0.1-0.7% Fe, 0-0.15% each of other elements, balance Al and contains 1-5 vol.% solid particles pref. comprising more than 90 vol.% alpha Al(Mn,Fe)Si and less than 10 vol% Al6(Mn,Fe). During prodn., the strip is heat treated at 450-580 deg.C for 3-24 hrs., cold rolled and heat treated at 300-450 deg.C for 1-5 hrs. The strip is esp. useful for drawn and ironed food can bodies. The increased Si content, compared with conventional AA 3304 alloy, and the heat treatment cause formation of intermetallic particles which do not scratch the drawing and ironing tools.
Patent FR-2526693-A1 (FR)
Title: Automatic turret-lathe - uses turret spindle with independent drive to mount work during pre-machining before transfer to main spindle
IPC: B23Q7/04
Filed: 1982-05-11
Abstract: The automatic turret-lathe for mass prodn. carries out a series of turning operations on rough work (13) in a rotary mandrel (5) on a principal spindle (4). The work has two pre-machined faces on the mandrel side and is subjected to further machining operations carried out by tools sited at the various turret (2) posts. The turret is equipped to carry out the pre-machining before the work is placed in the mandrel. The pre-machining operation may use a second satellite spindle (11) at a turret post, this second spindle having a mandrel (12) sited opposite the first mandrel. The second mandrel may have independent drive (14) and may be fixed against translation relative to the turret. Fixed and transversely mobile tools at the various posts are used to dress longitudinal and transverse faces whilst the work is in the second mandrel.
Patent FR-2530989-A1 (FR)
Title: Dispositif de basculement de pieces de grande dimension
Inventor: GUIGON JEAN-PAUL
IPC: B23Q1/52
Filed: 1982-07-29
Abstract: L'INVENTION CONCERNE UN DISPOSITIF DE BASCULEMENT DE PIECES DE GRANDE DIMENSION. LE DISPOSITIF COMPORTE UNE TABLE 3 MONTEE ARTICULEE AUTOUR D'AXES 5 SUR UN SOCLE 1. IL COMPORTE EGALEMENT UN MOYEN D'ENTRAINEMENT 14, 15, 16 DE LA TABLE EN ROTATION, UN MOYEN DE LIAISON ARTICULE 21 ENTRE LA TABLE 3 ET LE SOCLE 1 ET DES DISPOSITIFS DE BLOCAGE ASSOCIES A CHACUNE DES ARTICULATIONS DE LA TABLE 3 ET DU MOYEN DE LIAISON 21. LA COMMANDE DU MOYEN D'ENTRAINEMENT 14, 15, 16 A MOUVEMENT CONTINU EST ASSERVIE A LA PRESSION D'ALIMENTATION DE VERINS PERMETTANT LE DEBLOCAGE DES ARTICULATIONS. L'INVENTION S'APPLIQUE, EN PARTICULIER, A UN DISPOSITIF POUR LE BASCULEMENT DES PIECES CONSTITUTIVES DES COMPOSANTS D'UN REACTEUR NUCLEAIRE.
Patent FR-2511387-A1 (FR)
Title: Scintillateur en matiere plastique a base de copolymere d'un derive du styrene et d'un monomere a deux doubles liaisons apte a la polymerisation radicalaire
Inventor: SHIMIZU TOHRU
IPC: C09K11/06
Filed: 1982-08-17
Abstract: L'INVENTION CONCERNE UN SCINTILLATEUR DE MATIERE PLASTIQUE. LA RESINE DE MATRICE DU SCINTILLATEUR DE L'INVENTION COMPREND UN COPOLYMERE D'AU MOINS UN COMPOSE REPONDANT A LA FORMULE GENERALE: (CF DESSIN DANS BOPI) DANS LAQUELLE X ET YH OU CH, MAIS NE PEUVENT REPRESENTER TOUS DEUX CH ACCOMPAGNE LE CAS ECHEANT D'UNE PROPORTION MINEURE DE MONOMERES COPOLYMERISABLES, ET AU MOINS UN MONOMERE PORTANT AU MOINS DEUX DOUBLES LIAISONS CARBONE-CARBONE APTES A UNE POLYMERISATION RADICALAIRE. LE SCINTILLATEUR DE MATIERE PLASTIQUE SELON L'INVENTION POSSEDE A LA FOIS DE BONNES PROPRIETES D'EMISSION ET DE BONNES PROPRIETES MECANIQUES.
Patent FR-2513428-A1 (FR)
Inventor: GILL DENNIS
IPC: H01B13/30
Filed: 1982-09-20
Abstract: In an electrical cable insulated with minerals, a proportion of powdered hydrophobic material, for example methylpolysiloxane, is dispersed in the powdered insulation material. The proportion of hydrophobic material is sufficient to reduce the penetration of moisture.
Patent FR-2513816-A1 (FR)
Title: Pile non aqueuse a cathode de trisulfure d'antimoine
Inventor: LOUZOS DEMETRIOS VASILIOS
IPC: H01M6/16
Filed: 1982-09-28
Abstract: L'INVENTION A TRAIT AU DOMAINE DES PILES ELECTRIQUES. ELLE CONCERNE UNE PILE NON AQUEUSE COMPRENANT UNE ANODE, PAR EXEMPLE, EN LITHIUM, UN ELECTROLYTE LIQUIDE A BASE DE SOLVANTS ORGANIQUES ET UNE CATHODE EN TRISULFURE D'ANTIMOINE. UTILISATION TOTALE DE LA CAPACITE THEORIQUE.
Patent FR-2515429-A1 (FR)
Title: Transistor a effet de champ de puissance
Inventor: ZOMMER NATHAN
IPC: H01L29/78
Filed: 1982-10-25
Abstract: L'INVENTION CONCERNE LES TRANSISTORS A EFFET DE CHAMP DE PUISSANCE. ELLE SE RAPPORTE A UN DISPOSITIF DANS LEQUEL LA COUCHE 26 DE METALLISATION DE SOURCE A DES FENETRES 42 QUI REDUISENT LA CAPACITE ENTRE LES DIVERSES COUCHES ET LA PROBABILITE DE FORMATION D'UN COURT-CIRCUIT ENTRE LES COUCHES D'ELECTRODES DE SOURCE ET DE GRILLE. A CET EFFET, LES REGIONS DE GRILLE 14 ONT DES ZONES ETENDUES 14A. LA DISPOSITION ORTHOGONALE DES CONTACTS ET DES FENETRES FACILITE LA FABRICATION PROGRESSIVE ET REPETITIVE DES DISPOSITIFS SOUS LA COMMANDE D'ORDINATEURS. APPLICATION A LA FABRICATION DE TRANSISTORS DE PUISSANCE.
Patent FR-2516949-A1 (FR)
Title: Casse-chaine mecanique
Inventor: GRAF MARTIN
IPC: D03D51/30
Filed: 1982-11-04
Abstract: L'INVENTION CONCERNE UN CASSE-CHAINE MECANIQUE POUR DES RANGEES DE LAMELLES PARALLELES AVEC PLUSIEURS TRINGLES INTERIEURES, CONDUITES CHACUNE DE MANIERE MOBILE DANS UNE TRINGLE CRENELEE EXTERIEURE FIXE, ET MUES PAR OSCILLATION. SELON L'INVENTION, CHAQUE TRINGLE CRENELEE INTERIEURE A GUIDAGE MOBILE 1 EST RELIEE POUR SON FONCTIONNEMENT EN PASSANT PAR UN CORPS DE COUPLAGE ET DE DISTRIBUTION, POUVANT ETRE DECLENCHE INDIVIDUELLEMENT, AVEC UN BOITIER 11-13 CONTENANT TOUS LES CORPS DE COUPLAGE ET DE DISTRIBUTION ET LE BOITIER 11-13 A GUIDAGE MOBILE EST ACTIONNE PAR L'INTERMEDIAIRE D'UN MECANISME POUR LE MOUVEMENT OSCILLANT AU MOYEN D'UN MOTEUR DE COMMANDE QUI LUI EST PROPRE. L'INVENTION S'APPLIQUE NOTAMMENT A L'INDUSTRIE TEXTILE.
Patent FR-2516096-A1 (FR)
Title: Alliages de cuivre anti-corrosion
Inventor: TODA YOSHIHISA
IPC: C22C9/06
Filed: 1982-11-10
Abstract: ALLIAGE DE CUIVRE ANTI-CORROSION. CET ALLIAGE COMPREND ESSENTIELLEMENT 4,5 A 32 EN POIDS DE NICKEL, 0,3 A 2,5 EN POIDS DE FER ET UN OU PLUSIEURS ELEMENTS CHOISIS PARMI L'INDIUM (0,01 A 1), LE PALLADIUM (0,003 A 0,2) ET LE PLATINE (0,003 A 0,1), LE COMPLEMENT ETANT LE CUIVRE ET LES IMPURETES NORMALES. L'INVENTION COMPREND EGALEMENT UN TEL ALLIAGE A TENEURS MODIFIEES EN CES DIVERS ELEMENTS, DANS LEQUEL LE FER EST MAINTENU A L'ETAT DE SOLUTION SOLIDE. CES ALLIAGES RESISTENT BEAUCOUP MIEUX QUE LES ALLIAGES CUIVRE-NICKEL-FER CONNUS AUX PHENOMENES D'EROSION DANS DE L'EAU DE MER EN CIRCULATION RAPIDE.
Patent FR-2536922-A1 (FR)
Title: Multifunction logic comparator.
Inventor: DRUILHE FRANCOIS
IPC: G06F7/02
Filed: 1982-11-26
Abstract: The invention relates to a novel logic comparator particularly suited to producing simple comparison functions (for example determination of a majority of 0 or 1 levels in a set), and also suited to circuits employing both logic signals and analogue signals. This comparator comprises an amplifier A with large gain, input capacitors CE1 to CE4 whose values are preferably weighted according to a binary code, a comparison capacitor CC1 and switching means for applying, in a first phase b, a first logic level VSS to the input capacitors and a second level VDD to the comparison capacitor, and in a second phase c, arbitrary logic levels to the input capacitors and a voltage VC1 which differs from the second level VDD to the comparison capacitor. This comparator can be used for digital filtering by applying the outputs from a shift register as input levels.
Patent FR-2517748-A1 (FR)
Title: Tubulure de raccordement du carburateur d'un moteur a combustion interne
Inventor: FUKUOKA TAKASHI
IPC: F02M35/104
Filed: 1982-12-03
Abstract: LE MOTEUR A COMBUSTION INTERNE A DEUX TEMPS DU TYPE A PRECOMPRESSION DANS LE CARTER 3 COMPORTE UN ORIFICE D'ADMISSION 8 ET MUNI D'UN CLAPET ARTICULE 6 ET UN CARBURATEUR 4 DECALE VERS L'ARRIERE PAR RAPPORT A L'ORIFICE D'ADMISSION. LE CARBURATEUR EST RACCORDE A CET ORIFICE PAR UNE TUBULURE DE RACCORD QUI COMPORTE UN CONDUIT 16 AYANT UNE PARTIE INTERMEDIAIRE RESSERREE 12 ET UNE CLOISON DE SEPARATION QUI S'ETEND AXIALEMENT DANS LE CONDUIT. LA PARTIE DU CONDUIT QUI EST VOISINE DE SON OUVERTURE DE SORTIE EST INCURVEE DE FACON A COUPER L'ORIFICE D'ADMISSION PERPENDICULAIREMENT.
Patent FR-2518374-A1 (FR)
Title: Filtre ventile de structure non homogene pour fumee de tabac
Inventor: HAYES ERNEST BRIAN
IPC: A24D3/04
Filed: 1982-12-20
Abstract: FILTRE POUR FUMEE DE TABAC QUI REDUIT LA TENEUR EN GOUDRON PRINCIPALEMENT PAR DILUTION PAR L'AIR PLUTOT QUE PAR FILTRATION MECANIQUE TOUT EN MAINTENANT UNE PERTE DE CHARGE DE FILTRE RELATIVEMENT ELEVEE, DANS LEQUEL LE MATERIAU FILTRANT FORME UNE COUCHE AUTOUR D'UN NOYAU PLUS DENSE FIBREUX OU FILAMENTAIRE FAISANT OBSTACLE A L'ECOULEMENT DE LA FUMEE ET EST LUI-MEME ENTOURE D'UNE ENVELOPPE PERMEABLE A L'AIR. LE MATERIAU FILTRANT EST PAR EXEMPLE EN FILAMENTS LIES CREPES D'ACETATE DE CELLULOSE ET LE NOYAU EST PAR EXEMPLE UNE TIGE ETIREE DE PERMEABILITE FAIBLE OU NULLE DE FILAMENTS SENSIBLEMENT DECREPES LIES, PAR EXEMPLE EN ACETATE DE CELLULOSE. LE FILTRE EST INCORPORE DANS UNE CIGARETTE A FILTRE AU MOYEN D'UNE CAPE D'EMBOUT DE VENTILATION (PAR EXEMPLE AVEC PERFORATIONS) QUI PEUT CONSTITUER LADITE ENVELOPPE.
Patent FR-2519921-A1 (FR)
Title: Installation hydraulique de freinage pour vehicules, en particulier, vehicules a moteur
Inventor: SCHNURER OTMAR
IPC: B60T8/30
Filed: 1982-12-29
Abstract: L'INVENTION CONCERNE UNE INSTALLATION HYDRAULIQUE DE FREINAGE POUR VEHICULES A MOTEUR COMPRENANT UN DISPOSITIF 4 ACTIONNE PAR INERTIE DE MASSE ET DESTINE A LA COMMANDE DE LA REPARTITION DE FORCE DE FREINAGE EN FONCTION DU RETARD ET DE L'ACCELERATION TRANSVERSALE. LE DISPOSITIF 4 COMPREND PLUSIEURS SOUPAPES 41, 42 INDEPENDANTES L'UNE DE L'AUTRE ET QUI POSSEDENT CHACUNE UNE MASSE DE SOUPAPES 411, 421 QUI PEUT ETRE DEPLACEE SUR UN TRAJET DE GUIDAGE 412, 422 INCLINE PAR RAPPORT AU PLAN HORIZONTAL EN FAISANT UN ANGLE D'INCLINAISON A D'AVANT EN ARRIERE ET DE HAUT EN BAS, AVEC UN DEGRE DE LIBERTE. UNE SOUPAPE 41, 42 SE TROUVE DANS CHACUNE DES CONDUITES 51, 52 MENANT AUX FREINS ARRIERE 31, 32. APPLICATION AU FREINAGE DES VEHICULES SPECIALEMENT POUR LA NEGOCIATION DES COURBES.
Patent FR-2540843-A1 (FR)
Title: Conveyor comprising a chain which is displaceable in a horizontal direction, driven by a caterpillar (endless chain) device
Inventor: SEMAIN JEAN-PIERRE
IPC: B65G23/16
Filed: 1983-02-16
Abstract: Each articulation of the chain 5 comprises two conveyor rollers (rolling rollers) 10 and 11 and a guiding roller 12 which interact, respectively, with the edges and the central groove of a U-shaped profiled section. A finger 14 is provided vertically in each link so that horizontal catches 15 carried by a drive chain 16 can give rise to the translation of the chain 5. Handling.
Patent FR-2541997-A1 (FR)
Inventor: JULIA MARC
IPC: C07C69/593
Filed: 1983-03-01
Abstract: A novel process for the preparation of pent-4-enoic acids of the formula I wherein X is selected from the group consisting of hydrogen, cyano and alkoxycarbonyl of 2 to 5 carbon atoms and Y is selected from the group consisting of hydrogen, cyano, alkoxycarbonyl 2 to 5 carbon atoms, acyl of an organic carboxylic acid of 2 to 7 carbon atoms, alkylsulfonyl of 1 to 4 carbon atoms and arylsulfonyl of 6 to 7 carbon atoms with the proviso that X and Y are not both hydrogen comprising reacting a compound of the formula II wherein R is selected from the group consisting of acyloxy of an organic carboxylic acid of 1 to 7 carbon atoms, alkylsulfonyl of 1 to 4 carbon atoms and arylsulfonyl of 6 to 7 carbon atoms with an anion derivative of a compound of the formula III wherein X1 and Y1 have the above definition for X and Y, respectively, except hydrogen in the presence of a palladium compound or nickel (o) complex and optionally a catalytic quantity of a ligand to obtain a compound of the formula IA wherein X1 and Y1 have the above definition and optionally subjecting the latter to a decarbalkoxylation when X1 or Y1 is alkoxycarbonyl or to a reduction when X1 is arylsulfonyl to obtain the corresponding compound of formula I.
Patent FR-2542268-A1 (FR)
Title: Device for the continuous control of speeds, for automatic stopping and for assisting the driving of vehicles
IPC: B61L3/12
Filed: 1983-03-07
Abstract: This device, comprising means for dividing the journey intended for the vehicle into successive space intervals forming at least one programme inscribed in the journey, and means for detecting the limits of said space intervals, intended for controlling means for the guidance and/or control of the vehicle, is characterised in that said intervals are delimited by markers 1 arranged along the journey and taking the form of codes identifying said at least one programme, the detection means comprising at least one sensor 2 for reading said codes, and means 120 for discriminating the output signals from said sensor 2 as a function of the operating conditions determined by a circuit 121 equipped with a sensor 80 detecting discrimination signals generated in the rail R by means 126, 127 located on the ground and themselves connected to a device 128 for the transmission of signalling conditions. The discrimination means 120 are connected to means for the continuous control of speeds 122 and to means 124, 125 for automatic guidance.
Patent FR-2523219-A1 (FR)
Title: Appareil generateur d'electricite a partir de l'energie des vagues
IPC: F03B13/18
Filed: 1983-03-14
Abstract: L'INVENTION CONCERNE UN DISPOSITIF METTANT EN OEUVRE L'ENERGIE DES VAGUES. ELLE SE RAPPORTE A UN DISPOSITIF DANS LEQUEL UN FLOTTEUR 17 PEUT SE DEPLACER DANS UNE CHAMBRE 14 INCORPOREE A UN BOITIER 1 QUI CONTIENT AUSSI UNE GENERATRICE 21 DE COURANT ELECTRIQUE ET UN MECANISME TRANSFERANT L'ENERGIE DU MOUVEMENT DU FLOTTEUR 17 A UN RESSORT 36 QUI TRANSMET PERIODIQUEMENT L'ENERGIE EMMAGASINEE A LA GENERATRICE. LA CHAMBRE DU FLOTTEUR A UNE TUYAUTERIE 5 QUI DEBOUCHE DANS L'EAU. APPLICATION A L'ALIMENTATION EN ENERGIE ELECTRIQUE DES BATEAUX ET DES BOUEES.
Patent FR-2543388-A1 (FR)
Title: Systeme de traitement de signaux de television en couleur, notamment du type secam
Inventor: MIKRUT ANTOINE
IPC: H04N9/47
Filed: 1983-03-24
Abstract: LA PRESENTE INVENTION CONCERNE UN SYSTEME DE TRAITEMENT DE SIGNAUX DE TELEVISION EN COULEUR, NOTAMMENT DU TYPE SECAM. SELON L'INVENTION, ON PREVOIT UN CIRCUIT DE TRAITEMENT70 POUR LA CONVERSION DU MODE DE TRANSMISSION PARALLELE EN MODE DE TRANSMISSION SEQUENTIELLE DES SIGNAUX DE SOUS-PORTEUSE DE CHROMINANCED ET D DE MANIERE A FAIRE ALTERNATIVEMENT PASSER EN SORTIE DU CIRCUIT DE CONVERSION 70 LE SIGNAL VIDEO D PENDANT LA DUREE D'UNE LIGNE, PUIS LE SIGNAL VIDEO D PENDANT LA DUREE DE LA LIGNE SUIVANTE. LA PRESENTE INVENTION TROUVE APPLICATION NOTAMMENT POUR DES RECEPTEURS DE TELEVISION EN COULEUR DU TYPE SECAM CLASSIQUE.
Patent FR-2525464-A1 (FR)
Inventor: BARETH ERICH
IPC: A61C17/18
Filed: 1983-04-20
Abstract: In a dental handpiece (1) having a drive shaft (2) located in its interior for driving a tool (3) provided at one end of the handpiece, and furthermore having an optical waveguide (4) directed towards the working region of the tool with its end (5) located on the tool end of the handpiece and whose end (6) which is remote from the tool faces a light source (7), impairment on use of the handpiece due to the arrangement of the optical waveguide is to be avoided, for which reason the drive shaft (2) has an axial hollow space (8) in which the optical waveguide (4) is arranged whose end region (9) having the tool end (5) emerges from the drive shaft (2).
Patent FR-2527123-A1 (FR)
Title: Dispositif pour confectionner les matrices d'une presse a platines
Inventor: SCHOCH GREGOR
IPC: B23P15/40
Filed: 1983-05-18
Abstract: L'INVENTION CONCERNE UN DISPOSITIF POUR CONFECTIONNER LES MATRICES D'UNE PRESSE A PLATINES. LE DISPOSITIF COMPREND UN SOMMIER INFERIEUR 1 ET UN SOMMIER SUPERIEUR 3 ENTRE LESQUELS EST INTRODUIT, SUR LES RAILS 6 ET 7, UN EMPILAGE 120 TRANSPORTE D'UNE POSITION DE CHARGEMENT 15 A UNE POSITION DE MISE EN PRESSION 16, PAR L'INTERMEDIAIRE DE RAILS 6 ET 7. LA MISE EN PRESSION EST ASSUREE A L'AIDE D'UNE PLAQUE HYDRAULIQUE RECOUVERTE D'UNE MEMBRANE GUIDEE A SON POURTOUR PAR DES LAMES ET DES GUIDE-LAMES ET APPUYANT SUR UN PISTON AGISSANT SUR L'EMPILAGE 120. DOMAINE D'APPLICATION : PRESSES A PLATINES SERVANT AU DECOUPAGE DU CARTON OU DU PAPIER.
Patent FR-2546060-A1 (FR)
Title: Shock absorber for apparatus aiding invalids to walk
Inventor: PUYO PHILIPPE
IPC: A61H3/02
Filed: 1983-05-20
Abstract: Suspension apparatus intended to ensure the absorption of the shocks generated by the use of apparatuses helping handicapped persons to walk. It consists essentially of a central bushing 5 around which there slides an adjustable assembly comprising two concentric pieces 1 and 2 joined via a helical ramp which permits the modification of the preliminary tension of the energy-absorbing device 4. The assembly providing for this function can be made as an adjustable accessory on an existing crutch or can form an integral part of a particular model. This will then make it possible to arrange the system at the position of best equilibrium chosen depending on the model considered by the person skilled in the art. The subject-matter of this patent can be realised in more or less sophisticated versions, with or without passive absorption, and for all models of crutches, sticks or other walking aids.
Patent FR-2537485-A1 (FR)
Title: Device for covering the guide mechanism of a movable trolley.
Inventor: HETLAND AMUND
IPC: F16P1/02
Filed: 1983-06-08
Abstract: Device for covering the guiding mechanism of a movable trolley moving preferably along a fixed trajectory. The said trolley 1 is supported by arms 2, 2' which are guided along the said trajectory, a fixed platform extending over the entire length of the said trajectory and being, during the movement of the trolley, under and spaced from the said arms 2, 2' and spaced beneath the trolley, and by the fact that flexible sealing elements 11, 11' made for example from rubber are fixed along the two sides of the trajectory of the trolley so that the portions of the sealing element which are permanently opposite the trolley 1 are forced apart from the said trolley 1 by the arms 2, 2' of the trolley whilst the remaining portions of the said sealing elements are in contact with the respective longitudinal lateral edges of the platform 12.
Patent FR-2547460-A1 (FR)
Title: Method and device for assessing the quality of a transmission system and its application to radio links
Inventor: DAMBLIN JEAN JACQUES
IPC: H04B17/00
Filed: 1983-06-10
Abstract: The present invention relates to a device for measuring and assessing the quality of a transmission and, in particular, for ascertaining the characteristics of the propagation medium. The invention consists essentially in providing means for measuring, on the one hand, the time for which a given power level is received and, on the other hand, the time for which a cutoff of given duration intervenes. Application to the optimising of the pointing of antennas for radio links.
Patent FR-2532229-A1 (FR)
Title: Systeme d'usinage a laser
Inventor: WOLFE DONALD LEROY
IPC: B23K26/12
Filed: 1983-08-30
Abstract: L'APPAREIL D'USINAGE AU LASER SELON LA PRESENTE INVENTION SE PRESENTE SOUS LA FORME D'UN DISPOSITIF DE SOUDAGE AU LASER 100 COMPRENANT UN SYSTEME LASER 102 ET DEUX CHAMBRES DE SOUDAGE DONT L'UNE EST REFERENCEE 108A DANS LESQUELS UN GAZ INERTE EST ENVOYE. UN FAISCEAU LASER EST FOCALISE SUR LA PIECE D'USINAGE. DES MODULES DE POSITIONNEMENT (DONT L'UN EST REFERENCE 106A) MODIFIENT LA POSITION RELATIVE DES CHAMBRES DE SOUDAGE ET DES PIECES QUI S'Y TROUVENT DE MANIERE A OBTENIR LES SOUDAGES SUR DIFFERENTS SITES DE LA PIECE D'USINAGE. UN SYSTEME DE COMMANDE 124 PAR ORDINATEUR EST PROGRAMME DE MANIERE A COMMANDER LE DEBIT DU GAZ NON REACTIF ET LE DEPLACEMENT DE LA PIECE AINSI QUE LE REGLAGE D'AUTRES PARAMETRES POUR EFFECTUER UNE SERIE D'OPERATIONS DE SOUDAGE DE DIFFERENTS TYPES.
Patent FR-2551657-A1 (FR)
Title: Hygienic curette for cleaning the ears
IPC: A61F11/00
Filed: 1983-09-14
Abstract: Hygienic instrument intended for cleaning the external auditory meatus (ear) by removal of cerumen. This instrument allows removal of cerumen by virtue of the morphology of the anterior face and of the posterior face. It consists of a stick 1 extended at each end by a curette 2 having an angulation 7 with respect to the stick. The curettes have two faces, a concave anterior face 6 and a posterior face characterised by a groove 3, two bulges 4 and one cuvette 5. Variants: single curettes, smooth posterior face; no or little curette/stick angulation.
Patent FR-2553220-A1 (FR)
Title: Improved multitrack magnetic head and method of manufacture
Inventor: BADAROUX PHILIPPE
IPC: G11B5/115
Filed: 1983-10-07
Abstract: This high-resolution multitrack magnetic head comprises, in a known manner, two castings 1a, 1b, in which grooves 5 receiving magnetic circuits 2a, 2b, and slots 6 receiving shields 3 are made. The shields are glued into their slot and brace the castings. To prevent dimensional variations in the air gap at high temperatures, free spaces 11 are provided in the bottom of the slots 6 allowing free expansion of the shields inside these slots.
Patent FR-2553907-A1 (FR)
Title: Modulateur optique
Inventor: PESANT JEAN-PIERRE LE
IPC: G02B5/00
Filed: 1983-10-21
Abstract: MODULATEUR OPTIQUE D'UN FAISCEAU LUMINEUX COMPORTANT DES CELLULES 10, 20 A DEPLACEMENT DE LIQUIDE ABSORBANT, PLACEES EN SERIE SUR LE TRAJET DU FAISCEAU AVEC UNE CELLULE 30 A DEPLACEMENT DE LIQUIDE PERMETTANT UNE REFLEXION DU FAISCEAU. CE SYSTEME EST UTILISABLE DANS LES OBJECTIFS DE CAMERAS ET DE VISEURS DE POURSUITE.