Aqueous coating agent based on polyacrylate resins which contain air-drying, unsaturated fatty acid radicals and quaternary ammonium groups, a process for their preparation by reacting epoxide-containing polyacrylates with drying fatty acids and ammonium salts based on tertiary monoamines, subsequently dissolving the reaction products in water and adding the assistants and additives known from pai...

Fuel pump P, Fig. 2, of an internal combustion engine is driven from the valve cam shaft 2 which also drives the distributor D. A cam 11 for driving the pump is separately machined and press fitted onto one end 2a of the cam shaft, and a bracket 3 surrounding that end of the cam shaft supports both the fuel pump and the distributor.

A method for the direct gaseous reduction of iron ore to sponge iron at an elevated temperature suitable for hot briquetting, wherein a hot reducing gas is circulated upwardly through a descending body of iron ore and a make-up reducing gas stream is added to the circulating gas stream. A sponge iron product having a predetermined desired degree of carburization in the range 0.5% to 4% is obtained...

PURPOSE:To increase the thickness of a middle case without increasing the dimension in the axial direction thereof by a method wherein a return spring is constituted by a snap ring, an annular spring, an annular presser and a cushion plate arranged in this order in the axial direction. CONSTITUTION:The return spring mechanism 685 for an annular piston 683 arranged between the annular piston 683 an...

Prior to the actual splicing process, a preparation process is carried out in a preparation apparatus. The apparatus comprises a preparation tube having one or more circumferentially arranged air jet nozzles. The axis of each nozzle is inclined to the axis of the preparation tube and has a mouthpiece at the inlet end. The yarn end to be prepared is introduced into the preparation tube, where it is...

There is shown a flexible rubber tile 1 which has a planar face 2 which in use is the exposed face, and an opposite face 3 in which there is a recess 4 defined by a boundary edge 5 of the face 3. Embedded in the tile adjacent surface 2 there is a copper or copper-containing mesh 2' arranged so that part at least of the copper is exposed to the surrounding medium such as sea water. The open mesh ob...

The invention relates to a process for the preparation of lead battery plates to forming, by means of pasting, drying the plates, cleaning their lugs and parting the twin grids. In compliance with the process of the invention the twin grids are parted immediately before pasting the plates, and lug cleaning is carried out after the pasting and drying of the plates by eliminating the synchronization...

An apparatus for scoring or cutting has a generally stationary frame, a lower cradle in the frame, and a plurality of lower rollers rotatable in the cradle about respective roller axes and all tangent to an imaginary lower cylinder centered on a lower axis. A lower arbor centered on the lower axis has one end projecting into and supported by a lower journal in the frame and an opposite unsupported...

A leather has on at least one of its surfaces a coating which covers a base leather. The coating takes the form of a cover layer (1) which planarises the base leather surface (4) underneath. This cover layer has at least at its surface (33) which is remote from the base leather surface (4) an appearance which predeterminably characterises the base leather (2). The cover layer (1) is composed of an...

A flameproofed foam based on polyurethane is produced by impregnating an open-cell foam having a uniform cell structure and containing 10-14 pores/cm, and having an air permeability of 50-150 l/min and a density of 14 to 60 kg/m<3> with zinc salts of metapolyboric acids as solid-containing carboxylated chloroprene latex in an amount of 5-800% by weight, based on the initial density of the foam, in...

PURPOSE:To perform error processing dynamically according to a system, by providing an error detecting and correcting means and an error information controlling circuit, and setting control patterns separately during and after the loading of a microprogram. CONSTITUTION:Microinstruction data transferred from a floppy disk 14 to a control storage 4 is read out to an error detecting and correcting c...

PURPOSE:To measure continuously the ammoniacal nitrogen concentration and the non-ammonical nitrogen concentration in a specimen gas by using a device that incorporates a device to remove selectively ammonical nitrogen compounds and conducting alternately the measurement of total nitrogen compounds and the measurement of non-ammonical nitrogen compounds. CONSTITUTION:A specimen gas (the atmosphere...

PURPOSE:To obtain a film with a high strength and a better running property for magnetic tapes or the like by heat treatment of a film comprising polyethylene alpha,beta-bis(2-chlorophenoxy)ethane 4,4'-dicarboxylate or the like on a specified condition after biaxial stretching thereof. CONSTITUTION:An unstretched film comprising polyether ester containing more than 85mol% of polyethylene alpha,bet...

A lightweight emergency lighting system capable of arrangement into various subjective configurations is provided. A housing member supports a plurality of individual lighting elements mounted on a common semi-rigid bus bar. The upper configuration of the housing members is capable of a directional transmission of light towards a predetermined field angle, while the lower configuration is adaptabl...

PURPOSE:To check a shift circuit through a little number of hardware by checking the shift circuit on the basis of the result of exclusive OR of part of input/ output and input data of the shift circuit which do not become output data. CONSTITUTION:A shift part 2 is a shifter which has a 128-bit input and a 64- bit output. An A detection part 3 ORs 128-bit data inputted to the shift part 2 exclusi...

PURPOSE:To eliminate reduction in a drain voltage resistance, to reduce a parasitic capacity and to mount in a higher density by specifying the thickness of a box type channel region defined at an interval between fifth and sixth surfaces for surrounding the box type channel region. CONSTITUTION:A box type channel region 3 limited by a gate oxide film 4 is surrounded by six faces, and opposed fift...

In a process for steering a self-propelled vehicle over a predetermined course and a vehicle of this type, a control unit determines, by means of a first sensor, at least the distance already travelled and detects, by means of at least a second sensor, neighbouring objects whose position is stored in the control unit and which serve to verify the position of the vehicle calculated from the distanc...

Composite films comprised of an unloaded semicrystalline polyester film support with a roughness Ra no greater than 0.01 mu m having, on at least one of its faces, a coating based on a modified polymer produced by polymerising one or several acrylic monomers in the presence of a water-dispersable sulphonated copolyester. The composite films according to the invention are particularly well suited...

Procédé d'obtention de films composites constitués par un film polyester support comportant sur au moins une de ses faces une couche de polymère oléfinique, consistant à déposer par extrusion-couchage un film dudit polymère oléfinique sur au moins une face d'un film polyester support présentant un coefficient d'orientation planaire Δp supérieur ou égal à 165 x 10<->³ et un taux de retrait travers ...