A lead acid accumulator (1) with bottom connection comprises one or several pairs of accumulator cells (2, 3), each pair of cells being enclosed in a common cell vessel (4) with a liquid-tight partition wall (5) between the separate cells. The cell has a cover (6) with bores (7, 8) for the pole posts (9, 10). Each cell includes a positive (11 or 12) and a negative (13 or 14) group of electrodes, e...

X-ray image detection apparatus in which an image detector is pivotally mounted on a carrier arm which in turn is pivotally mounted on a vertical column. A sprocket wheel and chain arrangement operatively interconnects the image detector, the carrier arm and the vertical column such that as the carrier arm is pivoted about a horizontal axis in one direction relative to the vertical column, the ima...

PURPOSE:To obtain a high density recording electrode unit, by irradiating the metal film comprising copper applied and formed to the surface of an insulating substrate with second high frequency rays of neodium or a Glaser apparatus to engrave a large number of slits. CONSTITUTION:A metal film 21 comprising copper is formed to the surface of a ceramics substrate 20 in a thickness of 40mum and irra...

PURPOSE:To detect the runaway of a subroutine by a time counter and to cope with a fault of a computer by resetting the time counter before the subroutine is called out and checking the time counter before a return instruction of the subroutine is delivered. CONSTITUTION:A program for runaway detection of a microcomputer contains a main routine 1, a subroutine 2 and a runaway countermeasure routin...

Method and apparatus for continuously determining direction parameters of a borehole from the position of a well logging tool in the borehole during tool movement in the borehole, comprise a well logging tool including an accelerometer and a direction indicator, such as a magnetometer, with three sensitive axes respectively. Output signals derived from the accelerometer are prefiltered and then co...

A clamping or chucking apparatus is provided wherein the cutter blades or cutters, for the grinding thereof, are mounted in a cutter head. The cutter head is rotatable in the clamping apparatus about a cutter head axis, and further, is pivotably arranged for pivotable movement about a pivot axis. To provide a clamping apparatus having compact external dimensions and which, during adjustment of the...

PURPOSE:To penetrate gas to the outside of the film by blowing gas continuously into the tubular body of film, consisting of polyolefin series resin, inorganic filling agent and aliphatic alcohol series fatty ester, under cooling it. CONSTITUTION:Composition, consisting of 80-97wt% of composition, consisting of 42-87vol% of polyolefin series resin and 58-13vol% of inorganic filling agent, and 20-3...

PURPOSE:To enable the measurement of the temperature of an object to be measured being humid or existing under water or in a body liquor, by providing a space in front of a thermosensitive element to press a part of a thin film composing the space against the object being measured for measuring the temperature. CONSTITUTION:A space 23 is provided in front of a thermosensitive element 22 with a wat...

A composition and method for use in the repair of a roadway are described. A lower molecular weight hydroxyl terminated polyether polyol is reacted with an organic polyisocyanate in the presence of solvents having a specific gravity in excess of 1, and catalyzed by organic mercury and organic lead catalysts in amounts sufficient to cause the composition to gel in about thirty seconds. The reaction...

PURPOSE:To read the coordinates with high accuracy by providing a material that does not absorb the light emitted from a picture display device and absorbs the light of a light source to an optical guide path and irradiating a prescribed position on the picture display device with the light source to detect an optical input position. CONSTITUTION:The light emission properties of a picture display ...

A data processing system that can execute a plurality of programs concurrently and has a display screen for displaying data associated with any one of the programs. Each program maintains display screen data indicating the current status of the program. The system maintains a REVIEW menu containing a list of the programs that have display screen data available. When a REVIEW key is pressed, the RE...

PURPOSE:To increase the quantity of cooling air in the axial direction toward a rotor coil, by bending some section of a slant flow blade inside to be slanted further, and by forming the bent section of the slant flow blade. CONSTITUTION:On the salient section 71 in the radial direction of a base plate 74, a slant flow blade 76 bent along one of the edge of the salient section 71 is formed, and an...

PURPOSE:To process the eccentric portion of a workpiece well, by providing a phase determination claw at the body of a chuck, and using a cylinder to bring the claw into contact with the side surface of the eccentric portion to determine the angular phase of the portion to the axial portion of the workpiece. CONSTITUTION:The axial portion of a workpiece 1 is placed in a position eccentric to the b...

PURPOSE:To prevent the inclusion of voids produced upon mixing of A component and B component of nylon reactive injection molding material by employing a reduced pressure buffer adaptor. CONSTITUTION:Respective components are led out of tanks 1, 2, reserving A component and B component of the material for nylon RIM and a constituent, in which the A and B components are mixed by using a mixer 4 suc...

In order to minimize the risk of infection when a large number of animals are injected with the same needle, the injecting gun is provided with a stainless steel sleeve which surrounds the needle. The sleeve comprises a first tube attached to the needle connecting body and a second tube telescopically slidable within the first tube against a spring. A detachable plastics cap incorporating a steril...

A chisel for a crust breaking facility for breaking through the solidified crust of electrolyte on an electrolytic cell, in particular a cell for producing aluminum, is such that at least a part of the edge region on the bottom face of the chisel projects out beyond the other regions and is in the form of cutting edges. The bottom face of the chisel features no faces which are inclined outwards an...

A series of 4''-deoxy-4''-amino-oleandomycin antibacterial agents and their preparation from semi-synthetic 4''-deoxy-4''-oxo-oleandomycin intermediates.