A powder deposition apparatus comprising a stencil means having an upper non-permeable surface, with a cut-out therethrough is adapted on top of a screen, and a lowermost foil surface with a similar aligned cut-out therethrough which apparatus is articulatable over a receiving surface. The apparatus also comprises a gasket which is secured to the lowermost foil side of the screen, around at least ...

A sytem and apparatus therefor which stores and processes flexible strip materials and particularly tire manufacturing components such as the tread portion. A portable storage unit has a pair of hollow, cylindrical-shaped spools loosely supported on a pair of cradles within a frame. A pair of annular flanges adjacent the ends of each of the spool surfaces engages stop plates on the frame to retain...

DECOUPEUSE ROTATIVE POUR BANDES ET FLANS.

LES CYLINDRES DE COUPE 1 ET D'ENCLUME 2 SONT DIRECTEMENT SERRES PAR DES GALETS 13, 16 DE SUPPORT ET MISE EN PRESSION. ILS SONT TUBULAIRES ET SE SORTENT PAR LE COTE DE LA MACHINE. LES ARBRES 9, 10 ET LES PALIERS 3, 4 ASSOCIES N'ONT QU'UN ROLE D'ENTRAINEMENT.

A coextrusion head for producing a generally tubular elastomeric ply made up of first and second concentric tubular streams of elastomeric material having interposed, adjacent to their interface, a closely spaced array of parallel reinforcing elements wherein the coextrusion head includes a reinforcing element guide subassembly including a generally annular guide element as well as a mechanism for...

Process for continuously manufacturing, from a metal sheet, slideway elements for the seats of vehicles which is characterised in that, starting from a paid-out metal sheet, the latter is straightened out, pressed (deep-drawn), cut out and profiled in order to obtain a work-hardening of the metal passed through a die 30 before being cut off by flying shears 34, and then each element constituting t...

The invention relates to a method for cooling and collecting metallic powders produced by atomisation of liquid metal, characterised in that, in the atomisation zone, an atmosphere consisting of a gas, called a heat-conducting gas, and of a liquid, called a heat-extracting liquid, injected in the vicinity of the atomisation zone, is maintained. ;

L'INVENTION CONCERNE UN PROCEDE DE REFROI...

A ski binding for compensating for friction between a ski boot and a ski during a frontward and torsional fall. The binding includes a front abutment and a plate positioned under the boot. The plate includes first means for transmitting longitudinal displacement of the plate to the front abutment, and second means for transmitting lateral pivoting of the front abutment to the plate. These two mean...

A hard, abrasion resistant varnish, for coating the surfaces of solid substrates, comprises a solution in a mixture of solvents: a-4 to 90% by weight, in relation to the total of constituents (a), (b) and (c), of a colloidal silica, b-9 to 95% by weight, in relation to the total of constituents (a), (b) and (c), of the product of hydrolysis and partial condensation of at least one trialkoxysilane;...

A process for forming a film of a hydrolysed ethylene-vinyl acetate copolymer containing 25-55 mole % ethylene comprises coating a substrate with a solution of the copolymer in a mixed solvent of (a) water; (b) at least one member selected from propyl alcohol, butyl alcohol and benzyl alcohol; and (c) at least one member selected from formic acid, an alkyl formate, acetic acid, an alkyl acetate, d...

The present invention provides a device and method for protecting, by means of a casing, a measuring instrument or a specialzied tool fixed to the end of a drill string. Said drill string has substantially at is end and before said tool a first guide member and said casing has a second guide member, said first and second guide member being adapted for cooperating together so as to allow movement o...

L'INVENTION CONCERNE UN PROCEDE DE FRACTURATION HYDRAULIQUE ETAGEE DE VEINES DE CHARBON AFIN D'AMELIORER LE DEBIT ET LA RECUPERATION TOTALE DE GAZ A PARTIR DE CES VEINES.

LE PROCEDE CONSISTE A INJECTER PAR ETAGES DES AGENTS DE SOUTENEMENT AYANT UNE GRANULOMETRIE COMPRISE ENTRE 0,105 ET 0,250 MM JUSQU'A CE QUE LES QUANTITES SUIVANTES SOIENT DEPOSEES DANS LA FORMATION:

POUR 1,5 H 3,...

A barteryless, portable, frequency divider including a first LC circuit (L1, C1) that is resonant at a first frequency for detecting electromagnetic radiation at the first frequency; a second LC circuit (L2, C2) that is resonant at a second frequency that is one-half the first frequency; and a transistor (Q1) coupling the first and second LC circuits for causing the second LC circuit to transmit e...

PROCEDE DE PREPARATION D'ALDEHYDES POLYENIQUES PAR ACTION D'UN COMPOSE CARBONYLE DE FORMULE GENERALE I DANS LAQUELLE R REPRESENTE UN RADICAL HYDROCARBONE ET R REPRESENTE UN HYDROGENE OU UN ALKYLE, SUR UN DERIVE METALLIQUE PREPARE IN SITU PAR ECHANGE METAL-HALOGENE AVEC UN COMPOSE HALOGENE DE FORMULE GENERALE

PROCEDE DE RENFORCEMENT DES CONTOURS DE SIGNAUX NUMERIQUES ET DISPOSITIF DE TRAITEMENT POUR LA MISE EN OEUVRE DUDIT PROCEDE.

DISPOSITIF DE TRAITEMENT POUR LA MISE EN OEUVRE D'UN PROCEDE DE RENFORCEMENT DES CONTOURS DE SIGNAUX COMPORTANT UNE ZONE DE TRANSITION ENTRE DES ZONES D'AMPLITUDE FAIBLE ET D'AMPLITUDE ELEVEE, COMPRENANT DES MOYENS DE MULTIPLEXAGE DES ECHANTILLONS DU SIGNAL D'ENTREE...

PCT No. PCT/SE87/00015 Sec. 371 Date Sep. 15, 1987 Sec. 102(e) Date Sep. 15, 1987 PCT Filed Jan. 16, 1987 PCT Pub. No. WO87/04551 PCT Pub. Date Jul. 30, 1987.A receiving device for detecting the presence of an indicating device in a restricted investigation zone, where coils and associated feed and receiving equipment are provided to emit and receive magnetic alternating fields in order thereby to...

PCT No. PCT/SE87/00015 Sec. 371 Date Sep. 15, 1987 Sec. 102(e) Date Sep. 15, 1987 PCT Filed Jan. 16, 1987 PCT Pub. No. WO87/04551 PCT Pub. Date Jul. 30, 1987.A receiving device for detecting the presence of an indicating device in a restricted investigation zone, where coils and associated feed and receiving equipment are provided to emit and receive magnetic alternating fields in order thereby to...

A receiving device for detecting the presence of an indicating device in a restricted investigation zone, in which coils and associated feed and receiving equipment are provided to emit and receive alternating magnetic fields in order thereby to detect the presence of an indicating device in the investigation zone. The indicating device is capable of receiving alternating fields and re-emitting an...

PCT No. PCT/SE87/00015 Sec. 371 Date Sep. 15, 1987 Sec. 102(e) Date Sep. 15, 1987 PCT Filed Jan. 16, 1987 PCT Pub. No. WO87/04551 PCT Pub. Date Jul. 30, 1987.A receiving device for detecting the presence of an indicating device in a restricted investigation zone, where coils and associated feed and receiving equipment are provided to emit and receive magnetic alternating fields in order thereby to...