PURPOSE:To enable the unformed positive electrode plate to be formed in an electric tank having a structure with only small liquid space so as to obtain a sealed-type lead storage battery, by making the height of the negative electrode electric tank roughly equal to the thickness of the negative electrode plate, and also by making the height of the positive electrode electric tank roughly equal to...

PURPOSE:To improve the durability of a clutch or brake by changing over drivably a clutch means such that a supercharger is put in the running condition of matching with a transmission by a speed change signal from a second sensor means when the running condition of the supercharger of not matching with the transformer is detected by a first sensor means. CONSTITUTION:A first sensor means detects ...

A pneumatic yarn splicing apparatus having a splicing member arranged in the central portion thereof. The splicing member comprises a yarn splicing hole of a cylindrical shape extending through the body of the splicing member, a slit extending along the splicing hole and two nozzles opened to the splicing hole in confronting relation. The two nozzles are so constructed that there is a time lag bet...

Method for guiding a self-propelled vehicle 4, particularly an agricultural one, along a vertical reference plane 48, 68 materialised by a laser beam. The vehicle 4 is guided parallel to the vertical reference plane 48, 68 by the laser emitter 5 with the aid of a set of several photoelectric receivers 49, 50, 51 arranged in a transverse row and after a there-and-back movement of the vehicle 4, the...

A method is provided for the processing of coarse-grained waste rubber preferably on a continuous basis into a secondary rubber raw material. In the method coarse-grained waste rubber having a particle size of 0.5 to 15 mm, preferably approx. 4 to 6 mm, is subjected in a layer of a thickness not exceeding the largest dimension of a single grain to a thermoshock treatment in the restricted access o...

DANS UNE RECTIFIEUSE, EN PARTICULIER UNE RECTIFIEUSE A USAGES MULTIPLES COMPRENANT UNE POUPEE PORTE-MEULES EQUIPEE D'UN OU PLUSIEURS OUTILS DE RECTIFICATION SUSCEPTIBLES D'ETRE AMENES SELECTIVEMENT DANS UNE ZONE DE TRAVAIL, LA POUPEE MOBILE 6 SE COMPOSE DE DEUX PARTIES 21, 23 DEPLACABLES L'UNE PAR RAPPORT A L'AUTRE ET DONT CELLE 23 D'ENTRE ELLES QUI FORME LE SUPPORT DU FOURREAU DE LA CONTRE-POI...

The invention relates mainly to the automatic receiving of parcels. The device according to the invention makes it possible to autonomously take delivery of a parcel, to measure its characteristics and possibly to identify the product. The device according to the invention delivers a receipt comprising, for example, the time and date of the delivery, the characteristics of the product, the numbe...

An aqueous dispersion of a tertiary amine terminated polyether and a carboxylic acid functional polymer. The tertiary amine terminated polyether is the product of the reaction of the epoxy group of an epoxy resin with the hydroxy group of a hydroxy functional tertiary amine and the carboxylic acid functional polymer is present in an amount sufficient to render the combination water dispersible. A ...

In executing a vector operation involving the number of vector elements k greater than the length of a vector register l , a vector processor is provided which includes a circuit which detects the necessity for the repetition of a vector operation after l elements have been processed by one vector instruction series, and a circuit which causes the vector instruction series to be repeatedly exec...

An improved dental composition which is opaque to X-rays comprising a polymerizable matrix and inorganic filler. The inorganic filler are formed of particles of zeolitic alumino-silicate of at least one metal selected from the group consisting of calcium, strontium, barium, lanthanum, rare earth metal having an atomic number of 58-71, tantalum and hafnium. The invention also provides dental prosth...

LA TEXTURE EST FORMEE DE COUCHES EN MATERIAU DE RENFORT FIBREUX SUPERPOSEES ET LIEES ENTRE ELLES PAR DES FILS IMPLANTES A TRAVERS LES COUCHES EN ETANT POUSSES PAR UN FLUIDE SOUS PRESSION A L'INTERIEUR D'UNE AIGUILLE TUBULAIRE 21 QUI EST ANIMEE DE MOUVEMENTS ALTERNATIFS AU COURS DE CHACUN DESQUELS ELLE PENETRE A TRAVERS DES COUCHES SUPERPOSEES ET EN EST RETIREE EN LAISSANT EN PLACE UNE PARTIE DE...

A process for rendering hydrophobic materials of construction such as stones, plasters or bricks. A hydrophobic agent chosen from soluble siliconates, insoluble soaps and fluoborates is applied onto or into the material and the said material is treated with a solution of at least one polyacid in the form of free or partially salified acid.

PURPOSE:To obtain the titled compound useful as a carcinostatic agent, etc., economically in an industrial scale, by reacting a 4',2,3-halogenoacetylated 4'-demethylepipodophyllotoxin-4,6-O-ethylideneglucoside with an alcohol, amine, etc. CONSTITUTION:The objective compound of formula II can be prepared by reacting 4'-halogenoacetyl-4'-demethylepipodophyllotoxin-beta-D-2,3-di-O-haloge noacetyl- 4,...

NEW MATERIAL:Dihydrodesoxygriseolic acid of formula. USE:Remedy for diseases of the cerebral circulatory system. PREPARATION:Microbial strain belonging to Streptomyces genus and capable of producing dihydrodesoxygriseolic acid or its salt (e.g. Streptomyces griseoaurantiacus No.43894) is cultured in a medium containing e.g. 5% glucose, 1% soybean meal, 0.1% yeast extract, 0.4% polypeptone, 0.4% me...

PURPOSE:To form a reflective surface having excellent evenness and high reflectivity with superior controlability by forming an active layer in multilayer structure, in which two layers or more of active unit layers consisting of second conduction layers, i layers and first conduction type layers are laminated, and shaping a reflecting layer for a resonator formed by a specific solid-phase reactio...

L'INVENTION A POUR OBJET DE NOUVEAUX DIESTERS D'ACIDES GRAS ET D'A,A-TREHALOSE QUI REPONDENT A LA FORMULE GENERALE:
(CF DESSIN DANS BOPI)
DANS LAQUELLE R EST UN RADICAL ALKYLE DE 1 A 21ATOMES DE CARBONE, R EST UN ATOME D'HYDROGENE OU UN GROUPE CARBOBENZOXY ET R EST UN ATOME D'HYDROGENE OU UN RADICAL BENZYLE.

UTILISATION DE CES COMPOSES COMME SUBSTANCES CARCINOSTATIQUES ET COMME SU...