PURPOSE:To prevent concentrated current flow in a space between formation bath side wall and plate group side and near the current collector exposed around each plate by installing a current shield to shield current collecting parts of cathode plate and anode plate in a formation bath in which formation is applied to cathode plate and anode palte. CONSTITUTION:A current shield is installed in a fo...

Apparatus for use in exercising the abdominal muscles, which improves the physiological effectiveness of the familiar sit-up exercise, is disclosed. The apparatus is comprised of a specially shaped basin which cradles the pelvis while at the same time the lumber spine is supported by a longitudinal support portion. The angulation between the pelvic basin and the lumber support portion is arched co...

Apparatus for use in exercising the abdominal muscles, which improves the physiological effectiveness of the familiar sit-up exercise, is disclosed. The apparatus is comprised of a specially shaped basin which cradles the pelvis while at the same time the lumber spine is supported by a longitudinal support portion. The angulation between the pelvic basin and the lumber support portion is arched co...

Apparatus for use in exercising the abdominal muscles, which improves the physiological effectiveness of the familiar sit-up exercise, is disclosed. The apparatus is comprised of a specially shaped basin which cradles the pelvis while at the same time the lumber spine is supported by a longitudinal support portion. The angulation between the pelvic basin and the lumber support portion is arched co...

Apparatus for use in exercising the abdominal muscles, which improves the physiological effectiveness of the familiar sit-up exercise, is disclosed. The apparatus is comprised of a specially shaped basin which cradles the pelvis while at the same time the lumber spine is supported by a longitudinal support portion. The angulation between the pelvic basin and the lumber support portion is arched co...

An electroluminescent device wherein a light-emitting layer is formed between electrode layers, and a selenium layer is formed between the light-emitting layer and at least one of the electrode layers. Each of the crystals in the selenium layer grows in a columnar shape in the direction extending at right angles to the light-emitting layer.

PURPOSE:To set the capacity of the reception buffer memory unit to the minimum necessary amount by setting the propagation delay time to the prescribed value for the information from the input of the transmission buffer memory unit to the output of the reception buffer memory unit. CONSTITUTION:At the transmission terminal, the transmitting information amount which is read out from transmission bu...

A method and apparatus (2) suitable for excavating a soil mass and like granular materials in which pressurized gas, preferably air, is provided in a reservoir and directed through appropriate valve (4) and duct means to a converging/diverging nozzle (50) positioned at the exit of the duct means. The nozzle includes a restricted throat section and a diverging transitional section which terminates ...

PURPOSE:To shorten a operation time and to attain a high speed processing by previously storing in a memory circuit data showing operation necessary for plural-times operations and executing only a necessary operation in accordance with the data in plural-times operations. CONSTITUTION:At the time of searching an unknown vector (x) in a simultaneous linear equation of Ax=b plural times by matrix o...

A system for the simultaneous deposition of different coatings onto a thin web within a large volume vacuum chamber is disclosed which chamber is provided with a plurality of deposition chambers in which the different layers are deposited onto the film as its moves from a supply roll to a finished take-up roll of coated web. The deposition chambers provided within the large vacuum chamber are prov...

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 simplify the control of the absolute flow rate of pressurized carbon ic acid gas, by determining the jet quantity of carbonic acid gas corresponding with ground pressure, and by mixing alkaline ground jetting material with the carbonic acid gas at a given ratio. CONSTITUTION:A fixed amount of water glass aqueous-solution is jetted with an injection pump 2, and the rate of the flow is co...

PURPOSE:To enable mounting with high density by laminating an insulating layer and a conductor layer between a semiconductor chip and a supporter and forming a capacitor by the laminated conductor layer and insulating layer while the capacitor is utilized as a bypass capacitor connected in parallel between the semiconductor chip and a power supply. CONSTITUTION:An insulating layer 6 and a conducto...

PURPOSE:To improve the heat-resistant adhesive power, durable adhesive power and cold adhesive power between a concrete structure and finishing material layer by using an aq. emulsion of a special acrylate resin. CONSTITUTION:The aq. emulsion of the synthetic resin is coated on the surface of the concrete structure and is dried; thereafter, the cement-base finishing material layer essentially cons...

PURPOSE:To avoid the misoperation of an input stage circuit by a method wherein by-pass capacitors constituted by a tab substrate and a dummy tab are electrically connected to the circuit grounding potential terminal or the circuit operation potential terminal of a semiconductor chip in a semiconductor device package. CONSTITUTION:A dummy tab 4 is provided under the lower surface of a tab substrat...

PURPOSE:To improve an accuracy by a method wherein an electrode is formed on the bottom surface of a trench which pierces through a 2nd conductivity type region and reaches a 1st conductivity type region and the two 2nd conductivity type regions divided by the trench are used as a source and a drain and the electrode on the bottom surface of the trench is used as a gate. CONSTITUTION:A trench 4 wh...

PURPOSE:To reduce the cost for transmission of an answer-back signal, by detecting a phase having the largest signal component among three phases and then converting the signal of the corresponding phase into a reception phase of the answer signal, therefore forming an answer transmitter in a single phase. CONSTITUTION:The currents of three phases of distribution lines 53-55 branched from a main t...

The invention relates to the butt-welding of pipes of plastics materials. Equipment is alreaady known where pipe ends are first urged against a trimmer plate, and then urged against a heater plate to create beads of a required size at the ends of the pipes, following which the pipe ends are urged into abutting relationship for welding to occur. Particularly with automatic machines employing hydrau...

A racket for ball games and more specifically, a tennis racket, has a frame forming a racket head, a shank and a grip secured to the shank with a force fit so that the grip may be turned in relation to the racket head into different settings. The force fit connecting elements are simple to manufacture, yet permit an exact stepless setting and a satisfactory transmission of the forces produced whil...