PURPOSE:To obtain a centrifugal separator being continuously operated, low in stopping frequency under operation and large in separation performance by equipping a truncated cone-shaped casing, a hollow rotary shaft which perforates a cover plate and is lengthened to the lower part of the inside of the casing, a spiral rotary blade and a lower baffle-plate provided under the rotary blade. CONSTITU...

PURPOSE:To restrain an increase in the differential speed of front and rear wheels due to reduction in differential limiting torque therefor, and prevent the occurrence of a hunting phenomenon by causing the aforesaid reduction at a rate according to a vehicle speed. CONSTITUTION:A driving force for the front and rear wheels 4 and 5 of a four-wheel drive vehicle is distributed through a driving fo...

PURPOSE:To allow a comfortable constant speed travel coinciding with actual drive characteristics by reflecting the past travel data of a driver's own vehicle upon speed control, using a distance from a forward vehicle and time series values of speed deviation and acceleration of the driver's own vehicle within the predetermined time as control parameters. CONSTITUTION:A distance between a forward...

PURPOSE:To enable the output of a power source to be smoothly increased without causing a substantial increase in the speed thereof by performing output increase control with the power course and lock-up clutch engagement force increase control in parallel, when a vehicle enters start mode at the time of starting along a slope. CONSTITUTION:In the vehicle wherein the output rotation of a power sou...

PURPOSE:To provide a packing film with a buffer function, by packing an article with a film made of a heat-adhesive material at the outer face to make a packed article and charging an appropriate volume of air in it by use of a film tape during packing. CONSTITUTION:At first, a packed article 11 wrapping an article A is formed by use of a film 1. The film 1 is made of a heat-adhesive material such...

PURPOSE:To hygienically produce a packaged body, by automatically produce a packaged body having a straw in the inside. CONSTITUTION:A crease line (m) is formed at the nearly center part of a vessel film (f) and at the same time a vessel pocket (a), a straw insertion pocket (b), and a charging inlet pocket (c) are formed at both sides of the crease line. Next, the lower half of the vessel film is ...

The device comprises, in a fixed enclosure (1), a centrifugation rotor (2). According to the invention, a selective collection barrier (30) and a selective transfer barrier (49) are mounted respectively in one of the walls (28, 29) of a casing channelling at least the separated heavy phase to the periphery.

The centrifuge comprises first and second levels (stages) 14, 15 in which the liquid to be purified is in centripetal and centrifugal circulation respectively. In the first stage 14 a separation is carried out by centrifugation of solid particles in suspension in the liquid, these particles collecting in the form of sludge in a collector 20 in order to be discharged via nozzles 26. In the second s...

Device for radiostereotaxic targetting and puncturing of suspect lesions of the breast which cannot be detected by palpation, comprising: - a device for holding the breast; - a puncture needle (50); - means (45a) for supporting and guiding the needle; - a device (30, 36, 40) for spatial targetting of these support and guide means with respect to a suspect lesion; - removable means for ad...

This invention relates to polyethylene terephtalate compositions comprising a reaction product of a PET resin and 0.05 to 5.0 WT % of a copolymer of maleic anhydride, optionally together with pyromellitic dianhydride. These compositions have improved melt strengths, which allow to apply them especially for extrusion blow-moulding and foam extrusion.

PURPOSE:To separate and remove a sulfur content effectively, economically and simply, by treating a fuel oil such as gasoline or fuel oil with any of various oxidizing agent and raising the boiling point and the melting point of organic sulfur content contained. CONSTITUTION:A fuel oil such as gasoline, kerosine, gas oil or heavy oil is treated with any of various oxidizing agent such as oxygen in...

The present invention relates to a circuit for supplying power to the electrodes (8, 6) of a catheter in order to produce electrical discharges between the electrodes capable of creating electrical arcs, thus producing a shock wave for breaking up pulmonary thromboses and including a capacitor for storing the energy to be supplied to the electrodes, the energy being switched by a symmetrical plasm...

This invention relates to polyethylene terephtalate compositions comprising a reaction product of a PET resin and 0.05 to 5.0 WT % of a copolymer of maleic anhydride, optionally together with pyromellitic dianhydride. These compositions have improved melt strengths, which allow to apply them especially for extrusion blow-moulding and foam extrusion.

Unsymmetrical dialkyl carbonates are blended with hydrocarbon liquid fuels such as gasoline to provide fuel compositions having improved octane number and anti-knock characteristics. The unsymmetrical dialkyl carbonate may be methyl t-butyl carbonate, ethyl t-butyl carbonate, methyl t-amyl carbonate, or ethyl t-amyl carbonate.

This invention relates to polyethylene terephtalate compositions comprising a reaction product of A PET resin and 0.05 to 5.0 WT % of a copolymer of maleic anhydride, optionally together with pyromellitic dianhydride. These compositions have improved melt strengths, which allow to apply them especially for extrusion blowmoulding and foam extrusion.

PURPOSE:To obtain the subject odorless composition, excellent in coating properties and useful as coatings, etc., by mixing a wet pulverized metallic pigment in a thermoplastic resin melted by heating, volatilizing and evaporating additives in the metallic pigment with the heat of melting thereof. CONSTITUTION:A wet pulverized metallic pigment (e.g. aluminum) is dried until the solid content attai...

PURPOSE:To increase a critical current without giving a hindrance on the stream of a superconducting current by a method wherein each edge face in axial direction of unit conductive members is superconductively joined together, and they are formed in coil-like shape. CONSTITUTION:A plurality of rubber molding frames, with which unit helical rings 10 can be formed, are manufactured, and after the m...

The film is composed of an initial polyethylene resin containing from 8 to 18 % of EVA, of a polypropylene resin and of a neutral filler which makes it possible to reduce tackiness to the touch and to increase the rigidity of the film without appreciably impairing its weldability using high frequency. It makes it possible to obtain articles by high-frequency welding assembly and mechanical cutting...

Selon l'invention, on réalise en deux parties (14a , 14b ) un organe de sortie d'un différentiel, l'une (14b ) de ces deux parties étant mobile axialement sous l'effet d'un couple transmis par cet organe de sortie. Ce déplacement axial est utilisé pour agir, soit sur un embrayage à friction, soit de préférence sur un accouplement de type viscocoupleur afin d'en modifier les caractéristiques.

The method includes at least one cutting operation in which a template (70; 71; 72), including a surface for resting on the scalp, is positioned on the scalp, means for tensioning the hair, and means for guiding the cutting instrument along a predetermined path with respect to the resting surface; then, a cutting instrument is moved over the said path, and is operated, while the resting surface of...