There is provided a method and apparatus for maintaining the cutting conditions constant at a rotary punch by bringing the rotary punch to a constant, predetermined temperature and maintaining the rotary punch at that temperature. Tempering elements are included in the rotary punch so as to maintain constant and set the spacing of the cylindrical envelope described by the cutting edge or edges fro...

The present invention relates to an opacified molded product composed mainly of a polypropylene resin. More particularly, according to the present-invention, there are provided an opacified stretched molded product having a total light transmittance of 50 % or less and a density of 0.89 or less comprising a composition comprising 100 parts by weight of polypropylene and 3 to 40 parts by weight of ...

Gasoline composition comprising a major amount of a gasoline suitable for use in spark-ignition engines, and a minor amount of an alkali metal or alkaline earth metal salt of a succinic acid having as substituent on at least one of its alpha -carbon atoms an unsubstituted or substituted aliphatic hydrocarbon group having from 20 to 200 carbon atoms, or of a succinic acid derivative having as subs...

New bronchospasmolytic compounds of the formula (X) and pharmaceutically acceptable salts thereof, wherein R1 and R2 are the same or different and are each H, OH, OCH3, OC2H5, halogen; or R1 and R2 together form the chain -O-CH2-O- or -O-CF2-O-; R3 is H or CH3; R5 is H or -CO-R7; R6 is H, OH, OCH3, OC2H5 or halogen; R7 is a straight or branched alkyl grup with 1-16 carbon atoms, aryl, -N...

The process makes use of a lost core of polystyrene, on which are wrapped and compacted, in successive stages, various sheets or mats of carbon fibre, of known type; a first compaction is effected in an autoclave after having sealingly wrapped the core, before lamination of the carbon fibre layers, in a first polythene envelope, and after having sealingly wrapped the partly finished product consti...

The data processor has a main memory (11) and a central control unit (12). The main memory stores instruction to be executed by the central control unit. The main memory contains an even part buffer (22) and an odd part buffer (21) which momentarily stores prefetch instructions of even addresses and odd addresses, respectively. The buffered prefetch instructions are sequentially fed from these two...

PCT No. PCT/EP89/01376 Sec. 371 Date May 20, 1991 Sec. 102(e) Date May 20, 1991 PCT Filed Nov. 16, 1989 PCT Pub. No. WO90/05646 PCT Pub. Date May 31, 1990.A method for controlling the movement of a motor vehicle provided with tires which cooperate with the ground to define respective footprints includes monitoring the behavior of the footprints and generating at least one respective footprint sign...

A cement hardening accelerator comprising 100 parts by weight of a powder of either a sinter containing either 3CaO.2Na2O.5Al2O3, Na2SO4 and Na2O.Al2O3, or 3CaO.2Na2O.5Al2O3, Na2SO4 and 4CaO.3Al2O3.SO3 each in a specified proportion, or a mixture of substances selected to give the same chemical composition as that of the sinter; 5 to 70 parts by weight of a powder of an alkali metal carbonate; and...

A device for screwing a self-tapping member (2) into a smooth hole (5) provided in a structure (6) which is intended to house the member (2) comprises a tubular body (7) for connection to the motor-driven shaft of a screwdriver and a cylindrical element (12) which is situated within the tubular body (7), projects from the end face (7a) of the latter and is articulated to the tubular body (7) about...

Adenosine analogues which act selectively at adenosine receptors and which act in general as adenosine antagonists are disclosed. From in vitro studies it is known that specific physiological effects can be distinguished as a result of this selectivity and that adenosine receptor activity in vitro correlates with adenosine receptor activity in vivo. Pharmaceutical preparations of the subject compo...

2049359 9011288 PCTABS00002 New 9-deoxo-9,12-epoxy erythromycin derivatives are disclosed which have improved antibacterial properties. Compositions comprising the erythromycin derivatives and methods of treating mammalian patients with the erythromycin derivatives are also disclosed.

A gathering machine for book binding separates each sheet from the bottom of its hopper by a vertically pivotable suction head. The suction is induced by a venturi rather than by vacuum.

An absorbent element for absorbent articles comprised of hydrophilic fibres (24) and a discontinuous, non-uniform layer of particles of absorbent hydrogelling material (17) arranged on the upper surface of the element includes a deposition zone on which the absorbent hydrogelling material is distributed with an increased surface density. The zone of increased surface density of the absorbent hydro...

In a body fluid-absorbing article composed of a liquid-permeable front-surface member, a liquid-impermeable rear-surface member, and a fibrous absorbent member nipped therebetween and adapted to be used with said front-surface member held in contact with the human body, by the improvement having disposed in half of the thickness of said absorbent member on the front-surface member side an absorben...

In a process of dressing a refractory structure, a comburent gas stream carrying a mixture of particles is projected against the site to be dressed. The particle mixture comprises particles of one or more elements which is or are oxidizable to form one or more refractory oxides ("fuel particles") together with refractory oxide particles and the fuel particles are caused or allowed to burn during p...

The invention relates to novel halogenated benzene derivatives of the formula I I in which n is 1 to 7 ¢sic!, the rings A and B are each trans-1,4-cyclohexylene, or one of the rings A and B is alternatively 1,4-phenylene or 3-fluoro-1,4-phenylene, X is F, Cl, -CHF2, -CF3, -CN, -OCF3 or -OCHF2, Y and Z are each, independently of one another, H or F, r = 1 or, in the case where s = 1, B = trans-1,4-...

The device, which is intended to be associated preferably with one of the rear-view mirrors (B) of a motor vehicle (A), comprises a microwave unit which makes use of the Doppler effect to detect and indicate the presence of other vehicles (F) which are approaching and which may collide with the vehicle (A) on which the device is mounted.

The invention relates to a method of manufacturing a winding for the stator of a starter motor for an internal combustion engine. The method comprises the steps of: winding a rigid conductor (1) into a conical helix (2), covering the conductor with a layer of electrically-insulating material, and then squashing the helical conductor (2) axially so as to cause the interpenetration of its turns.

Apparatus for spin-welding comprises a spin welding machine having a spin welding head (16), a ram assembly (15), and a feed mechanism (12); the ram assembly is driven from a shaft (8) and the feed mechanism comprises a rotating turret mounted on a shaft (13) which is driven from the shaft (8) via a Geneva mechanism (14). The spin welding head (16) is driven by a low inertia DC servo motor (17) op...

The device comprises an elongated flexible casing (1), an inflatable collar (12) mounted on the casing between its ends, and an inflatable balloon (4) on one of its ends. There are three longitudinal channels (2, 3, 10). One of them (3) is connected to the inflatable balloon, another (10) is connected through its end-face opening (11) to its external surface and the third one (2) is connected to t...