Reinforcing material comprises fibres contg. deposited SiO2 fume, pref. in an amt. 5-150 wt.% on wt. of fibres. Pref. the fibres from a web and the SiO2 fume comprises particles formed between the fibres of the web. Fibres may be glass, organic, C or metal or a combination of these. Also claimed is a fibrous slurry comprising a slurry of fibres and SiO2 fume.

A fiber-optic stylet is provided for use with a surgical or diagnostic type needle. The stylet comprises an elongated flexible or rigid casing which is adapted to be inserted into the body of a human or animal. It also includes at least one transmitting light fiber having a bevelled end which extends to a first end of the casing and that conforms to that of the needle. A second, receiving light fi...

Apparatus for transferring electrical energy to and from living tissue comprises a glove of thin, flexible elastomeric material, which carries electrodes, electrically connected to a connector disposed at the cuff of the glove. The connector permits the electrodes to be electrically connected to a source of electrical energy or to a load, so that electrical energy may be applied to or drawn from l...

A carbonaceous article, e.g., a carbon or graphite electrode, is provided with an oxidation prohibitive coating comprising a compliant, low strength, porous, sintered, particulate, refractory, ceramic material. A cover layer is preferably applied over this compliant, low strength, ceramic layer, the cover layer comprising a rigid, glassy substance which is plastic and flowable at temperatures abov...

The invention provides an absorbent panel which consists of a paper, film or fabric substrate coated on at least one surface with a reactive composition containing from 10 to 40 parts by weight of a liquid polyhydroxy organic compound and from 90 to 60 parts by weight of a particulate water-insoluble, water-swellable absorbent polymer having a gel capacity of at least 10. The absorbent panel is ca...

Coated cutting tools and coated cutting tool inserts having improved mechanical and chemical wear resistance under demanding conditions of machining speed, temperature, or workpiece hardness comprise a silicon nitride substrate body having at least one hard, intermediate adherent coating layer of a refractory material and an outer adherent coating layer. The intermediate adherent coating layer has...

Cutting tools and cutting tool inserts having improved mechanical and chemical wear resistance under demanding conditions of machining speed, temperature, or workpiece hardness comprise a composite silicon nitride substrate having at least one intermediate hard adherent coating layer of a refractory material and an outer adherent coating layer. The intermediate adherent coating layer has a differe...

The characteristic feature of the invention is that the absorption body is constructed with at least two layers of which a first layer (1) is soft and placed closest to the user, whereas a second heavily compressed layer (2) is narrower than the first one and has a width adapted to the crotch of the user, the second layer being highly resistant to bending and being stable with regard to its form u...

A tubular structure particularly but not exclusively useful as a window shade support roller comprises a convolutely-wound tube structure having a number of closely-wound wraps or layers of paper stock, preferably Stress Kraft paper coated with adhesive over all or most of its surface and wound into close layer-upon-layer surface adhesion, approximately six such layers providing high beam strength...

High-temperature joints formed from metallized ceramics are disclosed wherein the metal coatings on the ceramics are vacuum sputtered thereon.

The device can control an electric motor intended to rotate the drive shaft of a movable member, solar protection member, closure member or the like. The control device comprises a pulse generator device and an angular position coder, governed as regards rotation by the drive shaft, provided for supplying a signal permanently to a logic processing unit connected, through the intermediary of an inp...

PURPOSE:To stabilize bonding strength, and to reduce the effect of a parasitic inductance component by discretely bonding power-supply connecting small-gage wires separately lead out of a semiconductor element with branching sections in metallic wirings. CONSTITUTION:Bonding wires 7a-7c individually lead out of power-supply pads 4a-4c shaped onto a semiconductor element 3 placed in an island 2 on ...

A gas laser tube assembly includes a gas laser tube having ends, optical elements each vacuum-tightly closing off a respective end of the gas laser tube, each of the optical elements including a washer-shaped ceramic flange and a terminating plate being transparent to laser radiation and thermally matched to the ceramic flange, the ceramic flange having an outer rim joined to the gas laser tube an...

A liquid jet recording head comprises a liquid discharge portion including an orifice for discharging a liquid to form a flying liquid droplet and a liquid flow path communicating with the orifice having a heat applying portion to apply thermal energy to the liquid to form the liquid droplet, and an electro-thermal transducer including at least a pair of opposing electrodes electrically connected ...

PURPOSE:To attain very stable and highly accurate circuit operation by superimposing a prescribed current on a current flowing to a vertical deflection coil at each field and making a raster of an even number field coincident with that of an odd number of field. CONSTITUTION:In interlacing, the scanning line of an even number field and of an odd number field is shifted with eachother by H/2 field....

The signal processor includes a field or frame store (24). If a video signal having a non-standard relationship between its line frequency (fH) and its color subcarrier frequency (fSC) is processed, corresponding signal samples from an analog-to-digital converter (12) of successive fields or frames are misaligned in the store, leading to a degradation of the processed signal. A nonstandard signal ...

The structural genes and their regulatory DNA sequences of an alcohol oxidase (MOX) and a dihydroxyacetone synthase (DHAS) of Hansenula polymorpha have been isolated and the nucleotide sequences determined. The invention relates to the use of the MOX gene, as well as the use of the regulatory DNA sequences of MOX and/or DAS in combination with the MOX gene, optionally after modification thereof, o...

SWITCHING DEVICE FOR THE ELECTRICAL MEASUREMENT OF REACTIVE IMPEDANCES AND A MEASUR ING BRIDGE USING SUCH A SWITCHING DEVICE A switching device is provided, for measuring capacities, comprising n branches in parallel with n ? 1, each branch being formed by a capacity to be measured and a switch, the assembly of switches being subjected to a control signal which successively connects each capacity ...

A portable cephalostat is shown as having a frame-like base subassembly which provides for an area upon which a patient's head is to rest and a support for supporting locating arms which serve to locate the patient's head in a selected position; the base subassembly provides for the placement of a first film, to be exposed, below the patient's head and for the placement of additional film, also to...

A sensor element responding to gases and/or vapors is heated in at least two temperature cycles continuously from a starting temperature value to an upper temperature value in accordance with a predetermined pattern which is optimized for selective gases. The temperature is lowered to the starting temperature value in accordance with the same or a different pattern. During the temperature cycles a...