A process for producing a transparent film having high transparency and good mechanical properties includes forming a melt from a copolyester having structural units represented by the formulae I and II: wherein R represents groups which may be the same or different and which are each selected from the groups: and the molar ratio II : I+II is between 0.02 and 0.20; forming the molte...

A polyester film having a coating layer provided with excellent mold release property, slipperiness, heat resistance and flatness is disclosed. The laminated polyester film is prepared by applying at least on one surface of a polyester film an aqueous solution or dispersion containing a polysiloxane-polyvinyl graft copolymer which comprises a silane comprising structural units of the formulas (1) ...

An image processing apparatus extracts white component from input R,G,B colour data, suppress the white component in accordance with a non-linear characteristic, generates R,G,B,W display data and drives a liquid crystal display panel, on which R,G,B,W filters are provided, in accordance with the R,G,B,W display data, so as to display a full colour image.

HOE 91/F 352 of the disclosure Novel compounds fox use in liquid-crystal mixtures Compounds of the formula (I) R1-(A1)a(-M1)b-(-A2)c(-M2)d(-A3)e(-M3)f(-A4)g-H (I) in which the symbols and indices have the following meanings: R1 is H or a straight-chain or branched alkyl radical having 1 to 22 carbon atoms (with or without an asymmetrical carbon atom) in which, in addition, it is possible for one o...

In order to enable a gripper carried by a rapid moving gripper conveyor to be opened and therewith release an object gripped by the gripper, for instance a newspaper, without influencing neighbouring grippers, the gripper is opened (45', 47) while moving along a path which is shorter than the distance (t) at which the grippers are spaced on the gripper chain (1) and the opened gripper is held open...

In order to enable a gripper carried by a rapid moving gripper conveyor to be opened and therewith release an object gripped by the gripper, for instance a newspaper, without influencing neighbouring grippers, the gripper is opened (45', 47) while moving along a path which is shorter than the distance (t) at which the grippers are spaced on the gripper chain (1) and the opened gripper is held open...

An elastic strand construction comprising a plurality of spaced ribs separated by thin zones is provided. The elastic strand construction is preferred for applications in disposable garments or the like. A method of manufacturing the preferred elastic strand comprises extrusion of polymeric material through a profiled die or the like. In the alternative, a method of formation comprising extrusion ...

In order to enable a gripper carried by a rapid moving gripper conveyor to be opened and therewith release an object gripped by the gripper, for instance a newspaper, without influencing neighbouring grippers, the gripper is opened (45', 47) while moving along a path which is shorter than the distance (t) at which the grippers are spaced on the gripper chain (1) and the opened gripper is held open...

The invention relates to goods-handling doors for separating different spaces in factories or warehouses and comprising a curtain that can be raised by being wound up or by being folded up concertina-like. The curtain must be insulating both with respect to heat and with respect to noise, while nevertheless being transparent so that one vehicle can be seen from another if they approach the door fr...

Improved additives/detergents for lubricant and fuel compositions are obtained by condensing a hydroxyalkyl or hydroxyaryl compound with an amine compound. The condensates according to the present invention are produced by the acid catalyzed condensation of the amine reactant with the hydroxy reactant.

Disclosed is a radial type of parallel system bus structure using bus wire-printed disks (15) each having printed signal conductors (7) of equal length extending radially from a common contact centre . Each printed signal conductor comprises two twisted conductor lines, and each conductor line consists of many segments disposed alternately on opposite surfaces of the disk, the successive segments ...

A blind rivet able to be anchored in material such as softwood, without the need to break through the blind face (36) of the material, comprises a tubular shell (14) and a stem (15) which extends through the shell. The shell (14) has a preformed head (18) at one end of a shank (17). An end portion (19) of the shank remote from the head (18) has a thinner wall (21) than the main, next adjacent, por...

PCT No. PCT/DE86/00290 Sec. 371 Date Mar. 3, 1987 Sec. 102(e) Date Mar. 3, 1987 PCT Filed Jul. 16, 1986 PCT Pub. No. WO87/00496 PCT Pub. Date Jan. 29, 1987.An articulated element of a track comprising two parallel faces consisting of two superimposed parts with holes for articulation bolts. The contact sides of the articulation parts have teeth which mesh with one another and move parallel to the ...

An improved loud speaker mounting frame having a continuous conic shape in cross section, so that by means of the conic and apertures along the apex on one side of the conic cross section shape the interference of negative sound waves within the cabinet is reduced and resonance problems of the cabinet are eliminated. Efficiency of the loud speaker system is thereby improved. The concept of conic f...

DESCRIPTIVE For braking a gyroplane rotor, a unit is proposed which comprises a disk brake equipped with a hydraulic actuator (26), which is integrated and has force amplification, as well as a mechanical transmission (54) connecting a control member such as a handle or lever (52) to the said actuator. The amplification effect i obtained by the section difference between a control piston (34) of t...

The present invention relates to an aqueous silicone dispersion which crosslinks to give an elastomer by elimination of water and which comprises: 100 parts of an emulsion (A) of the oil-in-water type, of an alpha , omega -(dihydroxy)polydiorganosiloxane stabilised with an anionic and/or nonionic surfactant, 1 to 100 parts of a hydroxylic silicone resin which, per molecule, exhibits at least 2 di...

PCT No. PCT/SE88/00531 Sec. 371 Date Jun. 19, 1990 Sec. 102(e) Date Jun. 19, 1990 PCT Filed Oct. 13, 1988 PCT Pub. No. WO89/03788 PCT Pub. Date May 5, 1989.The invention relates to a method and a system for sweeping marine mines having a magnetic sensor. According to the method spaced electrodes (10, 11, 13) are towed by a vessel (12) and the electrodes (10, 11, 13) are supplied with electric curr...

Resilient, crosslinked silicon elastomers shaped as elastoforming dies or form blocks for the stamping of sheet material workpieces, e.g., ultra-thin sheet metal, and well adopted for applications in the automotive industry, comprise a crosslinked fluid organopolysiloxane including at least one silicon-compatible organic or inorganic plasticizer within the crosslinked network thereof, said at leas...

PCT No. PCT/DE88/00602 Sec. 371 Date Apr. 5, 1990 Sec. 102(e) Date Apr. 5, 1990 PCT Filed Sep. 30, 1988 PCT Pub. No. WO89/03288 PCT Pub. Date Apr. 20, 1989.In a double-band or similar press the pressure on the mat that is being fed in is increased so rapidly as soon as this mat comes into contact with the heat-transfer surfaces that the outer areas of the mat harden under the great pressure, where...

The present invention relates to a gear type tool (1) for use in the finishing operation of the toothed surface of a work (16) having teeth of gears and the like, wherein said tool (1) comprises a working liquid reservoir (11) ed at a side (7) of the tool body (6-8) and a working liquid supplying path (15) which communicates with said oil reservoir and the bottom land (13) of the working teeth (3)...