The driveshaft (10) has an insert (11) with an axially movable friction plate (12) against which two parallel pressure plates (20,22) having limited relative rotation are brought to bear by the spring-biased armature (18) of an electromagnet (17) when the latter is de-energised. The pressure plates have elevations with sloped edges on the faces turned towards each other, so that their relative rot...

An electronic switching circuit is formed on a printed circuit board (1) that is enclosed by a housing that consists of two main parts (2, 3). The top section is formed with projection lugs (22) that engage with slots in the base in a snap action. The circuit board is supported on flexible projections from the base. An electronic device such as a sensor (5) is enclosed by a sealing element that is...

The overload voltage protection device has a sealed chamber (18) that has an inner cavity into which is set a pair of electrodes (14) that have externally conducting leads (12) embedded into the body. The internal space around the electrodes is filled with a suitable gas and a discharge path (16) exists between the electrodes. Each electrode has a central section (14a) of a material with good disc...

An oriented film structure of improved water vapor transmission rate is prepared from an extruded and stretched mixture of (1) high crystallinity polypropylene (HCPP) having intermolecular stereoregularity greater than 93 % and (2) a moisture barrier improving amount of polyterpene resin.

Adaptors are provided for use with electrosurgical bipolar instruments and standard commercially available electrosurgical generators that reduce coagulum buildup and sticking on electrosurgical instruments. A first type of adaptor converts a high voltage, high crest factor output voltage waveform typical of conventional electrosurgical generators to a more desirable lower voltage, lower crest fac...

A method and apparatus for separating liquid-liquid mixtures such as temperature sensitive mixtures converts the liquid mixture into a spray and sprays the mixture against one side of a membrane. This process improves separation.

The present invention provides a resin composition which is superior in transparency, comprising: (A) 100 parts by weight of a saponified ethylene-vinyl acetate copolymer (EVOH) having an ethylene content of 25 to 50 molar % and a saponification degree of not less than 96%, and (B) 40 to 100000 parts by weight of a modified polyolefin resin wherein at least one part is modified with an unsaturat...

The invention concerns a solution of a polyacrylate resin in at least one organic solvent containing at least one phosphite. The invention is characterized in that the solution contains, relative to the solids content of the acrylate resin solution, 0.05 to 1.0 wt % of at least one phosphite, and in that the phosphite is added at least partially or completely after the polymerisation reaction, at ...

An apparatus for optically characterising the inner structure and/or composition of an extended scattering sample consists of a system of one or several light sources and one or several light detectors, as well as a distance sensor.

The housing (10) retains a pair of rear axle gears (20) coupled to the end sections of a pair of coaxial drive shafts (30) by adjusting spring. The rear axle gears intermesh via pairs of gears (40). Each rear axle gear has a protrusion (25) of reduced dia. for retention in the housing recess (10x). A primary pressure disc (51) and a conical plate spring (52) are fitted between a shoulder (26) of e...

Article of manufacture and method of making the same in which a metal substrate has an undercoating is made from a combination of at least one pulverulent metal and a transition metal compound and a coating thereon containing an autodeposited resin formed under autodepositing conditions.

LA PUESTA EN CONTACTO DE LAS SUPERFICIES DE ALUMINIO LIMPIADO MEDIANTE UN PRODUCTO ACIDO O ALCALINO, PARTICULARMENTE DE LATAS, CON UN COMPUESTO BASADO EN AGUA QUE CONTIENE UNA COMBINACION DE I) ESTERES DE FOSFATO ALCOXILADOS, II) IONES DE ALUMINIO, ZIRCONIO, HIERRO, ESTAÑO Y / CERIO, III) UN COMPONENTE CORROSIVO DEL METAL, Y IV) UNA COMBINACION DE EMULSIFICADORES DE ALCOHOL ALCOXILADO Y FENOLALQUI...

Gear oils and gear oil additive concentrates of enhanced positraction performance are described. They comprise: (i) at least one oil-soluble sulfur-containing extreme pressure or antiwear agent; (ii) at least one oil-soluble amine salt of a partial ester of an acid of phosphorus; and (iii) at least one oil-soluble succinimide of the formula where R1 is an alkyl or alkenyl group having an av...

Lining of an element, which constitutes an outer casing (2), by means of another element which constitutes an inner lining (1) for the casing and wherein the materials in the two elements have different coefficients of thermal expansion and wherein the lining is characterized in that the linear expansion of the two elements is adapted to emanate from one single common fixed point (5), and that all...

A vector quantizer for quantizing the vector of image and audio information, the vector quantizer being capable of efficiently encoding a compensation predictive error signal at a reduced bit rate by performing adaptive vector quantization after judging the significance of the compensation predictive error signal in blocks, and capable of movement compensation inter-frame vector encoding in which ...

A humidity sensor for controlling the windscreen wipers of the heated front or rear window of a motor vehicle operates by measuring changes in the capacitive component of impedance of the heater matrix already present in the vehicle window. A microcomputer (10) controlling an oscillator (11) applies a HF voltage via the coupling capacitor (15) to the parallel LC oscillatory circuit formed by the c...

The tanning device (10) has a tanning space (12) and a radiation space (24) containing a number of tanning lamps (20) and enclosed by a housing (22) which thermally insulates it from the tanning space. The radiation space is cooled by a circulated cooling medium, with an external cooling device (34) through which air extracted from the tanning space is passed. The circulated cooling medium for the...

The resonance ratio between the temperature frequency of metastasis of cancer cells and the frequency of a transmitted infra red laser beam in the heat spectrum is critical to the therapeutic process. The process controls tumours and skin cancer using a gallium-arsenic laser (19) giving a modulated infra red beam, radiated from a mirror drum (2) driven by a synchron motor. A masking device (5) wit...

An HDTV transmission system includes a Tomlinson precoder in the transmitter in order to compensate for forced intersymbol interference introduced by an NTSC rejection filter used in the receiver. The system employs one of a family of four-dimensional coded modulation schemes based on a six-signal-point, one-dimensional base constellation. The various schemes exhibit different amounts of so-called...

A blunt-ended cannula device for use with a pre-slit resealable injection site (492), the cannula device (512) comprising an elongated member (518) with a fluid flow channel extending generally axially therewithin and through a distal end of the member, the member being generally cylindrical along a substantial portion of its length, and terminating in a generally tapered distal end portion having...