The invention relates to a vehicle tyre tread (10) which is made up of tread pattern segments (3) of an elastic material (F), adjacently positioned in the orientation of the tread and separated one from another by grooves (2). The tread pattern segments have sipes (5a) in each of which the opposed faces (16a, 16b), transverse to the outer surface (9) of the tread, are substantially parallel. The s...

The invention relates to a vehicle tyre tread (10) which is made up of tread pattern segments (3) of an elastic material (F), adjacently positioned in the orientation of the tread and separated one from another by grooves (2). The tread pattern segments have sipes (5a) in each of which the opposed faces (16a, 16b), transverse to the outer surface (9) of the tread, are substantially parallel. The s...

The object of the invention is a method and apparatuses used in tissue imaging, in particular for positioning the tissue to be imaged in the imaging area. For example, in mammography the tissue has generally been, among other things, compressed with compression plates and/or even physically pulled into the imaging area. In accordance with the invention, a tissue stretching solution is presented, w...

An improved battery paste composition and a lead-acid electrochemical cell which incorporates the composition. The cell includes a positive current collector and a negative current collector which are each coated with a paste containing one or more lead-containing compositions and a paste vehicle to form a positive plate and a negative plate. An absorbent electrolyte-containing separator member ma...

A cutting tool assembly wherein a cutting head is releasably retained by a tool holder by means of interacting coupling members, with one of the coupling members being inserted into a cavity of the other coupling member, with radially extending abutment wings of said one coupling member passing respectively between successive support wings of the other coupling member, rotation of the one coupling...

A sealed lead-acid cell and positive plate for a sealed lead-acid cell are provided. The positive plate comprises a grid supporting structure having a layer of active material pasted thereto, the grid supporting structure comprising a lead-based alloy consisting essentially of lead, from about 0.02% to about 0.05% calcium, from about 1.5% to about 3.0% tin, and from about 0.01% to about 0.05% silv...

A flat-panel liquid crystal display. The display includes a flat sheet of bistable chiral nematic liquid crystal material activated by a drive circuit that individually controls the display state of multiple picture elements. The driver circuitry activates the liquid crystal domains with various drive schemes which have any number of different phases to attain various addressing sequence times. At...

An apparatus for analyzing substances within a breast is disclosed. The apparatus includes a breast positioning area and a beam forming apparatus having a geometry which forms breast penetrating radiation into at least one beam. A detector is configured to detect a scattering pattern of the portion of the breast which scatters radiation from the at least one beam when the breast is positioned with...

An apparatus and method are provided for separating components of a fluid or particles. A separation vessel (28) having a barrier dam (62) is provided to initially separate intermediate density component of a fluid, and a fluid chamber (30) is provided to further separate these intermediate density components by forming an elutriative field or saturated fluidized particle bed. The separation vesse...

A mechanically raked screen system is used for preliminary waste water treatment. A screen (2) is formed of a multiplicity of mutually parallel screen bars (14). The screen bars (14) are oriented substantially transversely relative to a flow direction of a flowing liquid and forming screen spaces of a given width therebetween. A rake assembly rakes the screenings from the screen (2). The rake asse...

Process for the preparation of a fine celled open celled rigid polyurethane or urethane-modified polyisocyanurate foam comprising the step of reacting an organic polyisocyanate with a polyfunctional isocyanate-reactive material, wherein the reaction is carried out in the presence of at least one infrared absorbing substance.

A combination umbrella and gazebo (10) that can be used as an umbrella (14) or a gazebo (12). The combination (10) includes a frame (48), a canopy (16), and a side (20). The canopy (16) is affixed to the frame (48) and has an open position and a closed position. The side (20) is affixed to the canopy (16) and has an extended position in which the combination (10) functions as the gazebo (12) and a...

FIELD: electrical engineering, in particular, methods for production of long-length metal-ceramics composite single or multiple conductors for electric equipment. SUBSTANCE: method involves deformation of metal-ceramics composite article and high-temperature processing in several stages with intermediate deformations between high-temperature processing stages which are performed on long-length con...

A system is provided for monitoring a characteristic of an earth formation into which a wellbore is formed with a casing (12) fixed in the wellbore (14) by a layer of cement (28) between the casing and the wellbore wall, said characteristic being transferable through at least part of the thickness of the cement layer. The system comprises at least one sensor (20) for measuring said characteristic,...

A multiple glazing unit comprises at least two vitreous material panels positioned in face-to-face spaced apart relationship, having a gas space (9) therebetween delimited by a peripherally extending spacer (3), a cordon of resin (6) securing the panels together. A fixing element (2) is immersed in the resin to constitute means for fixing the glazing unit to a support structure, the fixing element...

A glass casing comprises: at least one, notably two rigid or semi-rigid transparent glass substrates on, or between, which is arranged at least one thermal, electrical and/or active electrochemical system. The casing is equipped with at least one waterproof joint (6) in contact with at least one of the electrical or electrochemical materials of said system; the joint containing compounds essential...

The invention concerns an electronic plate comprising a working surface (3) designed to bear an electronic circuit and electronic components connected to one another by said circuit, a protective surface (2) opposite said working surface, and an end (5) designed to be folded down, bearing a connector (6) with a surface (10) to be linked to an electric circuit and a surface (11) to be connected to ...

A process is provided for preparing a dispersion of a polyamide in water, said process comprising: forming a solution of a polyamide having an acid value of greater than about 2 in an organic solvent to form a solution of said polyamide in said solvent, said polyamide and said solvent being at a temperature below the softening point of said polyamide during said dissolving, said solution further c...

A tissue ablation device creates long linear lesions along a body space wall of an animal, and primarily between adjacent pulmonary vein ostia in a left atrial wall. An ablation element includes first and second ends that are bordered by first and second anchors. The anchors are adapted to secure the ablation element ends at predetermined first and second locations along the body space wall such t...

Biometric identification is combined with digital certificates for electronic authentication as biometric certificates. The biometric certificates are managed through the use of a biometric certificate management system. Biometric certificates may be used in any electronic transaction requiring authentication of the participants. Biometric data is pre-stored in a biometric database of the biometri...