In order to assure the geometric uniformity of a tire molded with a segment mold when the sculpturing of said tire includes blocks 11 surrounded by recesses formed by grooves 15 and incisions 16, the said grooves 15 are thinned at the level of the joint planes 550 between segments. Furthermore, wear indicators 17 are arranged at the level of the joint planes 550 between segments.

A method of correcting the variations of radial force between a tire and the ground, including measuring on a uniformity machine the variation in radial force of the tire/mounting-rim rolling assembly, reconstituting a radial variation on basis of the harmonic variations to be corrected, and effecting said correction by means of wedges in the form of circular rings placed between the mounting rim ...

PURPOSE:To prevent the generation of low-temp. bubbles in a display region by providing a region where a liquid crystal is not packed on the outside of the display region in the liquid crystal panel. CONSTITUTION:Polyimide resins are printed as oriented films on transparent electrodes of two sheets of glass substrates 11a, 11b formed with the transparent electrodes and the surfaces thereof are sub...

PURPOSE:To prevent the generation of massive blocking spacers and to improve the display quality of the display panel by providing a means for heating a suspension or nozzle to the temp. above the atmosphere temp. near the nozzle. CONSTITUTION:The suspension 5 which is fed from a tank 3 contg. the suspension 5 by a stirrer 3a to a suspension heater 16 and is heated by the suspension heater 16 is s...

A multilayer oriented heat sealable film structure comprising a polyolefin film substrate, a coextruded layer of random copolymer of ethylene and propylene, a primer layer on said random copolymer layer and a layer of heat sealable acrylic interpolymer on said primer layer.

PURPOSE:To obtain the above film excellent in transparency, stretching properties and heat shrinkability by a method wherein the intermediate layer of the film concerned is mainly made of specified linear low-density polyethylene and its innermost and outermost layers are made of composition, which is prepared by mixing specified low-melting ethylene-alpha-olefin copolymer and specified surface-ac...

PURPOSE:To improve the heating efficiency of a basal plate by using the basal plate whose under surface is coated with a radiant heat-absorbing film when depositing oxides on the upper surface while heating the plate from the under surface and producing the subject high-temperature superconducting thin film. CONSTITUTION:When producing a high-temperature superconducting thin film by depositing oxi...

PURPOSE:To provide a thin filmy superconductor having excellent crystallizability and laminated to a substrate in good reproductivity by successively forming an oxide layer containing copper and an alkaline earth element (IIa group), an oxide layer containing Bi and an oxide superconductive thin film on a substrate. CONSTITUTION:The A layer comprising a Sr-Ca-Cu oxide 12, the B layer comprising a ...

PURPOSE:To prepare a high superconductive thin film having high critical temperature and critical electric current density by forming a thin film of a solution containing the specific alkoxide or alkoxyalcolate of Bi, Ca, Sr, Cu, Pb and Li in an alkanolamine and an alcohol alkoxyalcohol, gelling the film and subsequently calcining the film. CONSTITUTION:Main components consisting of the methoxide,...

PURPOSE:To improve critical electric current value without damaging superconducting characteristics by arranging a molded article of previously compression molded oxide superconductor powder or a calcined material thereof on or in a silver alloy bath. CONSTITUTION:A molded article prepared by compression molding oxide superconductor powder (e.g. Y1Ba2Cu3O7-x) or a calcined material obtained by cal...

PURPOSE:To obtain a composite material of a Bi-based superconductor and a metal, having excellent thermal shock resistance and exhibiting excellent bonding force between an intermediate layer and both of a metal substrate and a Bi-based superconducting layer by laminating a metal substrate, an intermediate layer consisting of a material similar to a Bi-based superconductor and a Bi-based supercond...

The invention relates to a hydrodynamic retarder having two independent operating circuits. Opposite a double rotor on the one hand is a stator fixed to a housing, and the rows of vanes concerned are inclined. The other half of the rotor forms with a rotatable stator and a second operating circuit having rows of blades equally effective in both rotational directions. The stator of this second oper...

Method for determining at least one characteristic of a casing cemented in a borehole, such as cement bond and casing thickness, from a reflected acoustic signal S(t) obtained by directing an acoustic pulse at a substantially normal incidence towards a radial sector of the wall of the casing, said pulse stimulating thickness resonance within the walls of the casing. The method according to the inv...

In-situ manufacture of expanded polystyrene beads used for the manufacture of concretes for heat- and sound-insulation. Water and a surface-active agent are mixed with the beads which are expanded or to be expanded. When converted into vapour, the said mixture is intended to coat the beads during their expansion, thus eliminating the static electricity. This treatment may be replaced by a dry ioni...

The device includes an assembly (8, 9) for activating the production of the well, in a casing (7). An expandable closure block (10) makes it possible to isolate from one another the so-called upstream and downstream parts of the well on either side of the block. The casing (7) includes at least one opening (13) which communicates with a tube (15) containing the measurement instruments (17-19) and ...

Continuous, woven and non-woven glass fibers are impregnated with certain silanes before use of the fibers to make reinforced thermoplastic composites using pultrusion or compression molding. Continuous, woven and non-woven glass fiber reinforced composites are also made by concurrently combining the fibers with certain silanes and a thermoplastic matrix material using pultrusion or compression mo...

T 4770 PROCESS TO BLEND POLYAMIDES AND FUNCTIONALIZED ELASTOMERS AND BLENDS PREPARED BY THIS METHOD The present invention provides a process to produce toughened nylon compositions by blending a masterbatch comprising from 15 to 120 parts by weight of an .alpha.-polyamide with 100 parts by weight of a functionalized hydrogenated conjugated diolefin polymer and then blending the masterbatch with a ...

A prediction is calculated on the basis of values representing four image samples. An embodiment example comprises: - delay lines (14, 15, 10, 11) for storing and offsetting the values (c) of the samples having an odd rank on an even line of the window; - multiplexers (17 to 19) for selecting one of these values (c); - delay lines (12 to 16) for storing and offsetting the values (a) of the sam...

PURPOSE:To permit the thermal spraying of a thermal spray layer on a steel having high hardness and therefore hard to execute thermal spraying with tight adhesion by providing this steel with an Ni plating layer and thermal- spraying a thermal spray layer thereon. CONSTITUTION:A steel having >=45 Rockwell C hardness hard to execute thermal spraying because of its high hardness is provided with an ...

PURPOSE:To enable an accurate and stable joining operation to be executed by a method wherein a parallelism adjusting part composed of a heat insulating rigid parallel plate and an elastic body which is interposed between the rigid parallel plate and a bonding stage absorbing the inclination of the tool of a bonding tool through an elastic action is provided. CONSTITUTION:When a bonding tool 14 wh...