PURPOSE:To make it possible to ignore scattering in the amount of poured solution and the porous degree of electrode plates and separators, by pouring electrolytic solution beforehand in excess. CONSTITUTION:By pouring electrolytic solution more or less in excess of the amount of electrolytic solution with which electrode plates and separators can be impregnated and then pouring anhydrous siliciou...

PURPOSE:To enable capacity to be greatly increased throughout all of initial, middle, and latter periods in life tests, by performing a discharge by very small current after composing a cell, and then performing initial charge. CONSTITUTION:In order to enlarge a degree of porosity inside a positive electrode plate, a group of electrode plates are put into a battery jar, then discharging them at on...

A speed sensing differential axle mechanism provides a plurality of teeth formed in a small diameter end portion of a differential case. In a preferred form, the teeth are integral to the case, spaced uniformly about the small diameter end portion thereof, and are disposed for relative rotation with respect to a stationary electronic pickup element secured rigidly in an associated external carrier...

A process for treating a stone surface is disclosed. Stone floor surfaces, such as, marble and terrazzo, are treated with an acid conditioner followed by buffing with a crystallizing agent whereby a durable, high gloss finish is produced in situ on the floor surface.

A porous film having a good water vapor permeability is obtained with a high productivity by melting a resin composition comprising 100 parts by weight of a polyolefin resin and 50 to 500 parts by weight of barium sulfate having an electric conductivity of 250 mu S/cm or less in terms of the electric conductivity of a supernatant formed when the barium sulfate is added to water, and a particle si...

A rigid composite of an epoxy resin matrix reinforced with continuous filaments of a p-aramid coated with an adhesion modifier.

Method and device for collecting objects pointing out of the bottom level of seas or corresponding water areas so that the objects are carried from the bottom by using waterflow through an intake opening of the collecting device moving on the bottom of the sea. The objects are removed from the bottom by a removing device. The lowermost part of the removing device moves at the same level with the b...

An inexpensive, disposable, ovenproof container is produced by molding a contoured base 10 in a die 12 with suction ports 14 from an aqueous slurry of non-browning, substantially 100% bleached kraft wood pulp, and drying under pressure using heated mating dies. A liner is formed by bonding to the base 10 a 0.5-2.0 mil thick film 16 of thermoformable, substantially amorphous, substantially unorient...

The invention relates to a circuit for electrical connection between two successive cells of a series or row, designed for the production of aluminium by electrolysis of alumina dissolved in molten cryolite by the Hall-Heroult process at an intensity of at least 150 kA and possibly attaining from 500 to 600 kA. The circuit for the electrical supply of the cells comprises, in addition to the circui...

A circuit for the detection of write errors in a memory with selectable byte addressing. The memory is capable of selectively writing bytes within a memory word by decoding control signals and address signals received from a processor. The decoder and transmission path of the control signals are checked by the processor generating incorrect parity for the bytes which are not to be written. The mem...

A new strain of Streptomyces pactum, NRRL 15970, and an improved fermentation process for producing the polyether antibiotic A80438 using this microorganism are provided.

PURPOSE:To increase transmitting torque and enhance output, by organizing a plurality of stators/rotors to be put together. CONSTITUTION:Stators 100 are fixed to a case 11 with a stationary plate 10, and rotors 101 are fixed to a shaft 6 with stationary plates 9, and the shaft 6 is supported by bearings 7, and a motor device for utilizing ultrasonic wave oscillation is organized. The stators 100 a...

PURPOSE:To obtain the flat temperature characteristic of output, by using the substance of the equal coefficient of linear expansion for the piezoelectric unit and the elastic unit organizing the stator of a motor. CONSTITUTION:Eight electrodes 1a are arranged by dividing the surface of the first disc-shaped piezoelectric transducer 1, and are polarized in different polarities in the direction of ...

PURPOSE:To prevent heat from being generated and improve the efficiency of a motor, by reversing the polarization of piezoelectric units set at the position confronting a nodal circle, at the angle of 180 deg. in the direction of the thickness. CONSTITUTION:The surface of the first disc piezoelectric transducer 1 is provided with eight divided electrodes 1a and 1b, and is polarized in different po...

PURPOSE:To eliminate deffective sealing by unifying a heat sealing temperature, by heat sealing between a heating member and plastic film through a thin flexible spacer soaked with a liquid. CONSTITUTION:A spacer 4 composed of cloth soaked with water is made to interpose between a heating member 1 and films 3 which are to be welded each other and heat sealing is performed by pressing plastic films...

Process for the preparation of ferrierite which comprises maintaining an aqueous starting mixture containing at least one silicon compound, at least one aluminium compound, at least one alkali metal (M) compound and at least one organic nitrogen compound (RN) selected from the group consisting of piperidine, pyridine, allyl-substituted piperidines and -pyridines, piperazine, 4-picoline and 4-picol...

Ultrafiltration circuit for the primary cooling fluid of a pressurized-water nuclear reactor, comprising a first loop (27) taken off from the discharge branch (10) of the volumetric and chemical monitoring circuit (8) and a second loop (28) taken off from the charge branch (11) of the circuit (8). Each of the loops (27, 28) incorporates an ultrafilter (30, 50). The concentrate from the ultrafilter...

A disposable diaper comprising a waterproof back sheet, a hydrophobic sheet, and an absorbent pad sandwiched between the back sheet and the face sheet. The diaper is folded to define a box pleated configuration having a central panel, inwardly extending panels and outwardly extending panels with the inner edges of the inwardly extending panels being in abutting relationship. Sealing strips of wate...

The invention is a device for magnetic grinding treatment of a work piece. The device of this invention features a mantel (1) of non-magnetic material and at least one permanent magnet, which is built up in the form of a unit (7) consisting of at least four magnets (6) in side-contact with one another and positioned on a magnetic flux leader (5) on the mantel (1). The device is unique in that the ...