Method of producing a thin film electroluminescent device by sputtering a first transparent electrode of indium tin oxide or tin oxide onto a glass substrate, sputtering a layer of insulating material, for example barium tantalate, over the transparent electrode, and then forming a phosphor layer of zinc sulfide with manganese as an activator on the layer of insulating material. To form the phosph...

An apparatus for producing a polyacetylene film by introducing acetylene gas into a vessel for storing Ziegler-Natta catalyst to polymerize the acetylene gas with the catalyst which comprises a film forming projecting flat section having a film forming flat surface projected from the surface of the Ziegler-Natta catalyst stored in the bottom of the vessel, thereby coating the Ziegler-Natta catalys...

A high voltage transformer for a video display apparatus includes a bobbin-wound tertiary winding. The bobbin incorporates integral nonmetallic terminal posts about which the winding segment wire is wound and terminated. The winding segments are interconnected by electrical components. The component leads incorporate a solder coating and are flattened to provide a large bonding area with the wire ...

Markers carried in an interrogation zone by articles to be monitored are subjected to an electromagnetic field varying in time at a fundamental frequency and respond by generating signals at harmonic frequencies of the fundamental frequency, characteristic of soft magnetic materials. The system comprises: a transmitter for the electromagnetic field signal; a receiver and processor for signals gene...

An inductive magnetic field article surveillance system includes a generator for a first inductive magnetic field having a predetermined frequency. The articles carry a structure which responds to the first magnetic field to derive a second inductive magnetic field having a predetermined frequency; the second field occurs immediately after expiration of the first magnetic field. A receiver for the...

A one-piece pallet formed of a non-risable mixture of fibers and a heat-hardenable binding agent is designed so that in loaded condition it can be supported in a transporting device or suspended on a stand and two edges of the pallet are supported on the supports wherein trough-shaped corner legs of the pallet are connected with one another by channel-like connecting webs which are curved inwardly...

Process and apparatus for control of the heat transfer between a circulating bed of solid particles and a heat exchanger (6) located inside a fluidization enclosure (1) supplied with solid particles and connected to a device for recovering (4) and recycling (5) the particles into the fluidized bed. The heat exchange coefficient of the exchanger (6) is adapted at each moment to the heat transfer re...

Apparatus for delaying an electrical signal includes a sequence of stages, each for delaying the signal. A coarser stage delays the signal by multiples of a predetermined fundamental delay interval and a finer stage provides for fine adjustment of the delay. The fine stage includes an integral number N of delay elements, the total providing a delay interval greater than the fundamental delay inter...

A recording apparatus with plural recording units, in which a detecting unit detects and corrects the aberration in the recording position by reading a reference pattern formed by the recording units. The recording apparatus is particularly suitable for recording a multi-color image.

The invention relates to a method of regulating the tar content of precooked anodes intended for the production of aluminum by electrolysis, to an optimum level Bm corresponding to the maximum dry density of the anodes, which utilizes measurements on crude anodes emerging from compaction and without awaiting the results of the cooking process. The method comprises the following repeatedly carrying...

PURPOSE:To make optimum maximum torque for a driving state at that time generable all the time, by installing a differential limiting device which connects an input member of a center differential unit and two output members for both front and rear wheels with each other with variable delivered torque capacity. CONSTITUTION:A full-time type four-wheel drive system is combinedly connected to an aut...

Coating high solids film-forming compositions High solids coating methods and apparatus are disclosed which eliminate many of the disadvantages associated with known coating processes. The techniques disclosed require only a minor amount of a volatile solvent to achieve atomization and application of a paint or other coating material. High solids coating compositions containing about 70-99% by wei...

The signal conducting element of a medical electrode of the type bridged to skin by electrolyte and which may be X-ray transparent comprises a thin layer of a conductive paint adhered to a relatively thin supporting substrate, said substrate with adhered paint extending remotely from the electrolyte-to-skin interface for circuit connection. The electrolyte may be loaded in a sponge engaging the pa...

Cementing compositions and methods of using such compositions in oil, gas and water well cementing operations to reduce fluid loss from the composition to the formation are disclosed. Such compositions incorporate a terpolymer formed from (a) an acid monomer selected from the group consisting of 2-acrylamido, 2-methyl propane sulfonic acid (AMPS), sodium vinyl sulfonate or vinyl benzene sulfonate,...

PCT No. PCT/DE84/00206 Sec. 371 Date May 29, 1985 Sec. 102(e) Date May 29, 1985 PCT Filed Oct. 3, 1984 PCT Pub. No. WO85/01471 PCT Pub. Date Apr. 11, 1985.Apparatus for extruding and reshaping plastic tubes including cooperating circulating molds attached to continuous belts or chains. The molds circuits at generally constant level. A wheeled carriage is provided to support the molds and to permit...

A sheet of a cross-linkable and foamable polyolefin resin is thermally treated on an endless conveyor belt formed of a plain weave wire net. A plurality of parallel, spaced apart rolls are disposed in a direction perpendicular to the direction in which the conveyor belt runs for supporting engagement and rolling contact with the conveyor belt to maintain the flatness of the conveyor belt.

An apparatus and method are provided for applying code recordings to objects, such as record members and the like, for computing, identifying, pricing, routing and other functional purposes such as those associated with record keeping, classifying, storage and controlled movement of such articles. In one form, a selected portion of a record member is detected by a sensing device which generates a ...

12 The invention relates to an irradiation device which is provided with a series arrangement of a radiation source (5) of ultraviolet radiation, a first switch (3) and a second switch (4). According to the invention, under normal conditions the radiation source (5) is switched on and off by the first switch (3). The second switch (4) - which is practically not subjected to wear is operative only ...

The invention relates to a substantially thixotropic nondilatent cementations admixture for use as a mortar, cement or concrete which comprises an hydraulic cement in combination with presized inorganic filler particles.