A centrifuge apparatus which comprises a container (10) including a cylindrical member (11) with a lower rim and a piston member with a tubular piston rod (12). A supporting turntable (1) with a first gripping means (27) releasably grips the lower rim when the container (10) is placed thereon, said supporting turntable (1) being connected with a first activating means (5) for rotating the turntabl...

Catalytic composition, optionally supported on an inert material, characterized in that it comprises (i) oxides and/or hydroxides of a first metal (M1) and (ii) halides of a second metal (M2), wherein M1 and M2, the same or different, are selected from metals belonging to groups IIa, IIb, IVb, VIII, Ib, Va, Lanthanides, and relative mixtures. Its preparation and use in the selective transformation...

This invention relates to a method and apparatus for recognizing the impact time of a solenoid valve armature during de-energizing. In order to obtain a detectable impact signal of the armature, a measuring current is provided in the magnet coil during the armature's downward movement to generate a magnetic measuring field. When this magnetic measuring field is changed due to the armature movement...

Batteries for boats and vehicles require a CRA (cranking) battery 23 and an AUX (auxiliaries) battery 22 to ensure a start. The preferred version has an AUX battery made of parallel plates and a CRA battery made of parallel plates lying in a monobloc case in face to face positions. Each battery has a pair of CRA terminals 20, 30 for the electric starter and a pair of AUX terminals 19, 31 for the A...

PCT No. PCT/EP95/04054 Sec. 371 Date Jun. 30, 1997 Sec. 102(e) Date Jun. 30, 1997 PCT Filed Oct. 16, 1995 PCT Pub. No. WO96/21510 PCT Pub. Date Jul. 18, 1996A solid-bowl centrifuge has a rotatable drum having an interior and a space adjacent to the interior of the drum for receiving separated off liquid conveyed from the drum. A weir disk is disposed between the interior of the drum and the chambe...

A rotating inner scroll (10) for a centrifugal separator with a horizontal axis for separating the liquid and solid phases from a past of crushed olives, comprises an elongated central hub (14) of substantially tubular shape and an outer drum of substantially truncated cone shape. The inner scroll comprises one or more baffles (20) oriented in an axial planes. The baffles are radially extending be...

Drip irrigation device is made by continuously extruding a tube (4) and simultaneously feeding a plurality of dripper units (8) in succession within the tube (4) as it is extruded. Each dripper unit (8) is arrested as it arrives at a first location which is a short distance downstream of the extrusion head (2) where the extruded tube (4) is still tacky, and is then moved transversely to bring into...

Methods and apparatuses in mammographic photography, wherein the breast (M) to be photographed is pressed and spread between holders (6,7) attached to the photographing apparatus. A beam (R) of X-radiation is directed from one side of the holders (6,7) through the breast (M) placed between the holders at depicting means (21) placed at the opposite side of the holders in relation to the source (2) ...

A document shredder has a cabinet-type base (4c, 4d) and a hood-type top (4) covering the cutting rollers (1, 2), which top has a feed channel (5) for shredded material tapering conically towards the roller nip (3), and in which top the upper limiting edge (K1) of the channel (K), viewed in vertical projection (VP), is laterally offset (a) relative to the roller nip (3). In this construction, the ...

Method for adjusting the shape of at least one side (36) of a strip (13) of flexible material to the shape of a reference side (36') concerned. The method comprises the steps of determining the shape of the at least one side (36) of the strip (13), comparing the shape as determined of the at least one side with the shape of the reference side (36'), and adjusting the shape as determined of the at ...

The utility model relates to a solar water heater with a novel air inlet device. The utility model is composed of a water storing box body, a water inlet pipe and an overflow pipe which are respectively communicated with the water storing box body, and an air inlet device with is arranged on the three-way component of the overflow pipe. The air inlet device is a one-way air-inlet water check valve...

An overlap-type lead accumulator without grid plate features that reinforcing rib composed of lead, stainless steel, conducting plastics, metal plated plastics and lead plated netted glass cloth replaces original grid plate. Multiple unit cells consist of cathode-anode combined electrode plate, diaphragm and plastic grames are directly connected serially to form a combined accumulated. A hole on t...

A sunshade includes a securing ring fixed on an upper end of a metal rod, a plurality of ribs pivotally connected to the securing ring and tied with a circumferential edge of a sunshade cloth, and each stretcher having two ends respectively connected pivotally to an intermediate portion of each rib and a runner, which is movably fixed around the metal rod. The metal rod has a hole in an upper end ...

The apparatus comprises a vehicle attitude detector which detects an attitude of the vehicle, e.g. lateral displacement, with respect to a road, a front 9 and rear 11 wheel steer-angle detector, a vehicle speed detector 13, and a road curvature calculator 15. The road curvature calculator 15 calculates a curvature of a road ahead of the vehicle on the basis of the measured attitude, the measured v...

An elastic pad suitable for use as an antistatic shoe pad is made of a foundation body composed of a plurality of granular foam bodies 20 held together by a polyurethane bonding agent 30. Each of the granular foam bodies contains therein a bonding layer 32 formed by the polyurethane bonding agent which permeates the granular foam body. The bonding layer of each of the granular foam bodies is provi...

A computer input-output bus system employing an analog module-presence line by which a controller can detect if no modules, one module or more than one module have been selected in the addressing phase of each operation. Each module generates a unique code related to its position in the structure of the bus and returns it to the controller, so that other errors in selection are detected. In case o...

PCT No. PCT/EP94/00383 Sec. 371 Date Oct. 16, 1995 Sec. 102(e) Date Oct. 16, 1995 PCT Filed Feb. 10, 1994 PCT Pub. No. WO94/18265 PCT Pub. Date Aug. 18, 1994A prepolymer composition for producing polyurethane insulating foams from pressure tanks which consists of a prepolymer component with at least one PU prepolymer with a content of NCO groups of 4 to 20 wt % and usual additives, as well as a pr...

The grip consists of a two armed lever (4), the shorter arm of which has prongs (7,9) which engage with the sole of a boot when it is placed on the board. The long arm (4') incorporates a spring loaded plunger (10) which loads the lever into the engaged position. A cable (12) runs over rollers (16,17) on the lever (4) and a bracket (14). The end of the cable is wound up by a weak torsional spring ...

A method for the preparation of polyisocyanurate foams with reduced thermal conductivity, comprises reacting optionally modified organic polyisocyanates (A) with at least one high mol.wt. compound (B) containing two or more reactive hydrogen atoms and optionally with low mol.wt. chain extenders and/or cross-linking agents (C), in the presence of catalysts (D), optional propellants (E) and optional...

A method for the preparation of tough elastic polyurethane integral foams with improved tear strength, extension at break and tensile strength, comprises reacting optionally modified organic polyisocyanates (A) with at least one high mol.wt. compound (B) containing two or more reactive hydrogen atoms and optionally with low mol.wt. chain extenders and/or cross-linking agents (C), in the presence o...