PURPOSE:To improve the discharge capacity and the like of a lead storage battery by including a silica powder whose particle diameter is in a specific scope, in a specific wt.% of silica powder of the whole silica powder, while including a silica powder whose particle diameter is in a different scope, in the remainder. CONSTITUTION:In clearances between positive and negative electrode plates and s...

PURPOSE:To suppress combustion of unburnt fuel in a catalyst by shifting up the speed of an automatic transmission to the high speed gear side so that the number of resolutions of an engine is prevented from an increase to a value higher than a given value when the feed of fuel is cut to suppress the occurrence of a drive wheel slip. CONSTITUTION:A running state detecting means (a), a number of re...

A flotation machine comprises a cylindrical chamber (1) having a tapered bottom (2), a pipe (7) for feeding a flotation pulp containing fine mineral particles and a pipe (6) for discharging gangue. At the upper zone of the chamber (1) is a trough (8) for collecting froth concentrate; also provided is a group of pulp aerators (17) and, arranged axially inside the chamber (1), a group of tapered she...

A laser comprises at least two laser segments 33, 34, the first central plane zone of the first laser segment being parallel to the second central plane zone of the second laser segment. The laser segments may be coupled (Fig. 6). Square, equilateral-, isosceles-, and right angle- triangular configurations are also exemplified. The laser construction including for example flanges, cooling provisio...

A method of electrochemically forming battery plate stock spaces are provided between portions of the battery stock which may be in coil form and have gaps between adjacent wraps. Forming is preferably accomplished in a forming tank with a forming element such as an electrode or coil of opposite polarity being positioned in spaced relationship with respect to the edge of the battery plate stock. T...

A vehicle dynamic characteristic control apparatus for use with an automotive vehicle supported on a pair of front wheels and a pair of rear wheels. The vehicle has a first degree of freedom providing a first motion of the vehicle and a second degree of freedom providing a second motion of the vehicle. The first and second motions are on a plane. The apparatus comprises a first unit for controllin...

The process consists in casting an insert in a first mould, in arranging the insert thus cast in a second mould and in casting the part in this second mould around the insert, so as to form a mechanical link between the two castings. The wear-resisting part thus cast advantageously comprises an insert with a high resistance to wear, whilst the rest of the part is made from a more ductile material ...

The specification discloses a bipolar battery and a method of making intercell connections between adjacent cells involving use of an elastomeric collar (66) on respective links (54) joining bipolar electrode halves (50,52), compressing the collars (66) in an opening (42) between adjacent cell compartments (30), and injecting a sealant (80) about the collars (66) to seal-off the opening (42).

A traction control system for an automotive vehicle is responsive to an excessive magnitude of wheel slippage to lower driving torque supplied to driving wheels (14) for resuming sufficient level of tire/road traction. The traction control system includes a catalyzer temperature sensor (20) for monitoring a catalyzer in exhaust system of an automotive vehicle, to produce a catalyzer temperature in...

A centrifugal separator system is provided for extracting lighter matter from a liquid suspension. The separator includes a housing having an axis, an inlet port, a lighter matter outlet port and a heavier matter outlet port spaced from the inlet port. A rotatable interior double shell rotor is disposed within the housing. The rotor includes outer and inner shells and defines a centrifugation gap ...

Reaction products of 1 mole 2,2-bis-(4-hydroxycyclohexyl)-propanes with 2 moles carboxylic acid anhydrides and their use as emulsifiers for emulsion polymerization.

For preparation for bonding with plastic, a layer is applied to a substrate surface by sand blasting with an agent which consists of (A) 0.01 to 90% by weight of optionally silanised material having a particle size of < 5 mu m and a greater hardness than that of the substrate surface and/or (B) 20 to 100% by weight of silanised, silicon-containing material having a mean particle size of 2 to 200 ...

A method and a device for cutting gas concrete employing cutting wires (35), whereby, in order to decrease shocks and vibrations, and in order to cut blocks of gas concrete more rapidly and with a finer surface structure, said wires (35) are guided and driven separately from one another in such a way that they are guided in their lengthwise direction relative to a cutting frame (14) and that they ...

A thread splicing apparatus (20) serves for the knot-free connection of threads (10). In the apparatus are arranged a thread splicing chamber (22) and, at a distance from the thread splicing chamber (22), a tube (1) through which fluid flows. The tube (1) serves to receive a thread end (11) to prepare the latter for the splicing operation. The tube (1) possesses a rough inner surface (2, 3, 6) whi...

The solid state electrolyte of the lead-acid accumulator used for miner's lamp is composed of de-ionized water, concentrated H2SO4, sulfuric acid coagulator, propanetriol and aluminum sulfate, etc.. The invention is provided for the state of the small capacity, short life and fast solidfying. So it satisfies the standard and industry demand without changing the material for polar plate in the accu...

TIRE CURE BLADDER Expandable rubber bladder for curing tires, and the curing of tires therewith, composed of a specified rubber composition involving butyl rubber with low unsaturation combined with the utilization of stearic acid without castor oil.

PCT No. PCT/FI87/00176 Sec. 371 Date Aug. 11, 1988 Sec. 102(e) Date Aug. 11, 1988 PCT Filed Dec. 29, 1987 PCT Pub. No. WO88/05090 PCT Pub. Date Jul. 14, 1988.A non-woven fibre product in which the fibre material consists, totally or in part, of fibres which are able to form bonds with natural or artificial fibres of the same or different type, and in which said fibres capable of forming bonds are ...

Deinking of paper having print during the production of recycled paper is accomplished by a froth flotation process using a hydrocyclone. A finely comminuted liquid solids used paper suspension having a consistency of about 1 to 4% is introduced into a generally vertical axis vortex provided in a hydrocyclone. Air is sparged into the suspension in the vortex, by passing through a porous inner wall...

A flame-retardant composition useful in rendering polymers flame-retardant by copolymerizing with the starting monomers, which composition comprises a halogenated, phosphorus-containing polyester obtainable by reacting a polyhydroxyphosphonic compound (A) with a halogenated polycarboxylic compound (B) in such a ratio as to provide two or more hydroxyl groups in the resulting polyester, optionally ...

PURPOSE:To control an input/output device without discriminating start requests from plural processors by treating IO control from CPU as the same as memory access and register access. CONSTITUTION:In an input/output controller IOC, a start reception part 1 receives the start requests from CPU through a start register 11, executes a start processing by an internal processing and reports a start pr...