This invention relates to an improved solenoid operated fluid control valve particularly adapted for use as a vacuum control switch in a motor vehicle. One aspect of this invention is the provision of a coil assembly adapted to be wound and terminated using completely automated processes. This feature is provided through the use of a bobbin structure having protruding coil winding posts which posi...

A device for detecting any defects in single faced corrugated fiberboard while it is running. A light is irradiated to the corrugated surface of the fiberboard and the striped image is scanned by an image pick-up unit and the picture signal is converted to binary-coded signal to discriminate the number of stripes or corrugations. The number is counted by a counter and compared with a normal number...

This front jaw 10 consists of a bearing block 11 intended to be fastened onto a ski 12, of a bearing journal 13 mounted in the latter and of a casing 14 supporting a sole-retention element 15 and containing a release spring 18. This casing is movable with respect to the bearing journal 13 in the direction of the axis of the journal and can pivot against the force of the release spring 18. Two sing...

A safety binding adapted to releasably hold a boot on a ski, including a device for securing the binding to the ski, a movable body with spaced lateral arms pivotably connected to the securing device, a jaw pivotably connected to the body which includes a device for engaging and holding a portion of the boot, and a device, which include a rocking lever, for biasing the jaw and the body towards the...

A printed circuit board is made of poly(arylene sulfide) board and a conductive metal deposited on the board by electroless plating. Adhesion between the poly(arylene sulfide) and the conductive metal is improved by allowing the plated poly(arylene sulfide) to age.

For a process for the manufacture of powders from molten materials by atomizing the melt to particles by means of fluid media and cooling the particles as they fall, a melting chamber (3) is provided which has a melting system (4) disposed in the melting chamber (3) and an atomizing tower (8) is provided which is associated with the atomizing system (9) and attached to the melting chamber (3). For...

For a process for the manufacture of powders from molten materials by atomizing the melt to particles by means of fluid media and cooling the particles as they fall, a melting chamber (3) is provided which has a melting system (4) disposed in the melting chamber (3) and an atomizing tower (8) is provided which is associated with the atomizing system (9) and attached to the melting chamber (3). For...

The invention relates to apparatus for detecting the stuck point of a conduit, such as drill pipes, in a borehole while eliminating any stress on the detection means during the measurement. A two-part body member is suspended from a cable with the two parts (23 and 24) mounted movably with respect to each other. Each part is anchored independently in the drill pipes and movements between these par...

The invention provides a method for the preparation of a stable aqueous emulsion of a poly(silsesquioxane) without formation of gelled particles. In the method, a trialkoxysilane compound as the starting material is first emulsified in an aqueous medium containing a cationic surface active agent and a non-ionic surface active agent having a specified HLB value in the range from 16 to 20 in combina...

PURPOSE:To obtain a superconducting sheet coil having excellent mechanical strength by forming an oxide film on the surface of a substrate in which the same flat shape as a circuit pattern to be formed is formed, and forming a superconducting circuit made of oxide superconductor in a groove. CONSTITUTION:As the material of a substrate 3, sole metal selected from group IVa metal elements, such as T...

PURPOSE:To hold a superconductor in a superconducting state for a long time by incorporating the superconductor in a sealed structure, and sealing a releasable element of component elements of the superconductor in the structure to prevent the component element from releasing from the superconductor. CONSTITUTION:A sealed structure, i.e., a sealed vessel 1, oxygen 2, and a coil 3 of oxide supercon...

PURPOSE:To contrive to improve orientation of the structure of a sintered body and to make it possible to form the sintered body of high quality in a metal cylindrical body, by carrying out plastic treatment of the metal cylindrical body where a raw material powder is filled in a strong magnetic field and thereafter calcining or sintering it. CONSTITUTION:A process for plastic treatment is carried...

PURPOSE:To obtain a superconductor capable of maintaining a stable super conductive state in a magnetic field by adding Mg, Zr, Si or Fe to a rough body consisting of oxides of Y, Ba and Cu. CONSTITUTION:At least one among 1-500ppm (expressed in terms of magnesium oxide) magnesium, 1-500ppm (expressed in terms of zirconium oxide) zirconium, 1-500ppm (expressed in terms of silicon oxide) silicon an...

PURPOSE:To obtain a superconductor keeping current density nearly constant by adding F or S to a rough body consisting of oxides of Y, Ba and Cu. CONSTITUTION:At least one of fluorine and sulfur as additives is added to a rough body based on oxides of yttrium, barium and copper by 0.5-10wt.% in total (expressed in terms of fluorine and sulfur compds.) to obtain a superconductor. Since fluorine or ...

PURPOSE:To produce a superconductive material having high Tc and Tc by preparing a material based on Y, Ba and Cu in a specified ratio and contg. a specified amt. of Al. CONSTITUTION:Y2O3, BaO and CuO are weighed so as to regulate the atomic ratio of Y:Ba:Cu to 1:2+ or -<0.15>:3+ or -<0.2> and the oxides are charged into an alumina ball mill together with alumina balls and methanol. I...

PURPOSE:To obtain stable superconductive ceramics contg. Y, Ba, Cu, V and O as essential components and having a high critical temp. CONSTITUTION:This ceramics contains Y, Ba, Cu, V and O as essential components and has >95K critical temp. TC. The pref. atomic ratio of Y:Ba:(Cu+V) is 1:2:3 and that of V to Cu is 0

PURPOSE:To form a superconductive material having a high critical temp. and hardly limiting the site at which the material is used, by mixing and dispersing fine powders of two or more kinds of superconductors and sintering them. CONSTITUTION:This superconductive material is formed by mixing and dispersing fine powders of two or more kinds of superconductors and sintering them. For example, fine p...

PURPOSE:To considerably increase current density in a superconductive material consisting of A (Sc, Y, etc.), B (Ba, etc.), C (Cu, Cu and Ti, etc.) and O in a prescribed ratio by regulating the degree of orientation of C-axes to a specified percentage or above. CONSTITUTION:This oxide superconductive material acting at high temp. has a compsn. represented by a formula A1B2C3Odelta and >=50% degree...

PURPOSE:To prolong the duration of the superconductive state of oxide ceramics as a superconductor by adding Nb or Si to the ceramics. CONSTITUTION:Oxide ceramics such as (Y, Sr, Ba, Cu, O) type oxide ceramics as a superconductor acting at high temp. is mixed with properly added Nb or Si. For example, Nb and Zr are added on 0.75:0.25 ratio to a mixture consisting of yttrium oxide as a Y source, st...

PURPOSE:To obtain high quality long-sized products of various sintered bodies at high density by plastically working a metal tube filled with powdery starting material and calcining the starting material in a strong magnetic field. CONSTITUTION:A tube of a metal suitable for plastic working is filled with powdery starting material and plastically worked. The starting material in the tube is then c...