A mixing valve has a control stem assembly including a main handle stem (180) which receives a coaxial temperature control stem (182). The main stem is keyed to a rotatable housing (40) within the main body (11) of the valve which is movable to regulate the total volume of inflows of hot and cold water to a mixing chamber (115) in the housing, an upper end of said stem having a volume control hand...

A hairdressing comb comprises a series of hair lifting teeth each having a barb or hook-like formation at the end thereof, and, between each adjacent pair of hair lifting teeth, one or more plain comb teeth. The comb forms part of a hairdressing kit 30 for use in the foil highlighting of hair. The kit further comprises a former and a tray. The former facilitates the cutting of a sheet of metal foi...

A method and an apparatus for processing a plurality of operands in parallel including packing the operands into a word with at least one cleared buffer bit between each operand and processing the packed word.

In the manufacture of tubes provided with elevations or recesses, an extrusion billet is preformed (1) and compacted (2) by isostatic pressing whereupon the extrusion billet is extruded (3) into a tube. The extrusion billet consists of at least two materials, forming material (21) and tubular material (22). The forming material is applied to or inserted into a preformed body of tubular material, o...

A band winding apparatus for forming a bead core comprises a winding device which is composed of a drum (5) and fastening means. The drum is rotatably supported by a support shaft and has a peripheral surface (4) on which a band (3) for forming a bead core is wound. The fastening means are installed in the drum and has a fastening surface (10) capable of detachably fastening a start end of the ban...

Verfahren zur Herstellung von heißhärtenden, flexiblen, Urethangruppen aufweisenden Schaumstoffen mit verminderter Stauchhärte durch Umsetzung von mindestens zwei Hydroxylgruppen aufweisenden Polyethern eines Molekulargewichtes von 400 bis 12 000 mit Polyisocyanaten in Gegenwart von 0,01 bis 3 Gew.-Teilen, bezogen auf 100 Gew.-Teile Polyol, Aminoxiden der allgemeinen Formel wobei R¹ ein Al...

A polyester resin comprising units of a dicarboxylic acid component composed mainly of an aromatic dicarboxylic acid or its ester forming derivative and a diol component composed mainly of ethylene glycol and an ethylene oxide adduct of a bisphenol compound or its derivative. The resin may advantageously be used as a molding material for various moldings such as extrusion molding, blow molding, va...

Ein Verfahren zur Herstellung von Verbundkörpern aus Polyurethanschaumstoffen und als Deckschicht dienenden Flächengebilden durch Formverschäumung eines zu einem Polyurethanschaumstoff ausreagierenden Reaktionsgemischs unter Verwendung von Formen, deren Innenwände zumindest teilweise vor Befüllen der Formen mit einem als Deckschicht dienenden Flächengebilde ausgekleidet worden sind, wobei man als ...

Ein Verfahren zur Herstellung von Verbundkörpern, bestehend aus einem Kern aus gegebenenfalls geschäumten Polyurethan A und einer Ummantelung, bestehend aus einem Polyurethan B, wobei der Kern in einem Formwerkzeug justiert wird, so daß zwischen der Oberfläche des Kerns und der Innenwand der Form ein mittlerer Abstand von mindestens 0,5 mm besteht und das zum Polyurethan B ausreagierende Reaktions...

Rigid polyurethane foams having low thermal conductivity values are produced by reacting an organic polyisocyanate with an organic material having at least two isocyanate reactive hydrogen atoms and an OH value of from about 200 to about 650 in the presence of a blowing agent. The blowing agent is a mixture of 1,1-dichloro-2,2,2-trifluoroethane (HCFC-123) or dichlorofluoroethane (HCFC-141b) and fr...

A map maker is disclosed in which a physical map is produced by depositing fluid entrained entities, such as cotton fibers, trash and neps, in a pattern on a surface, such as a nylon mesh surface. Each position in the pattern is uniquely associated with data produced by another monitor to provide topological mapping between the data event map and the physical map. In one embodiment, a drive system...

Composition and process for production of rigid polyurethane and polyisocyanurate foam, and foam made from such composition and by such process. A composition for production of rigid polyurethane foam includes a) an organic compound containing at least 1.8 isocyanate-reactive groups per molecule; b) an organic polyisocyanate selected from the group consisting of: b1) alkyl or cycloalkyl polyisocya...

A method of detecting a significant difference of a to-be-checked sheet includes the step of scanning a traveling to-be-checked sheet (1) by a camera in the width-wise direction to obtain image data, extracting an outline of an image and an outline of a defect on the to-be-checked sheet from the image data, sequentially writing the outline data extracted in the outline extraction step in a memory ...

La presente invención se refiere a método para preparar el substrato de poliolefina revestido con adhesivo sensible a la presión y normalmente pegajoso, del tipo acrílico, caracterizado porque el adhesivo sensible a la presión y normalmente pegajoso, de tipo acrílico, se une a substratos de poliolefina, de manera que se adhiere firmemente a una temperatura elevada, que comprende una primera etapa ...

The process for manufacturing a polarizing film based on polyvinyl alcohol and at least one dichroic substance by casting or extrusion of a mixture of polyvinyl alcohol and a solvent, whereby the polyvinyl alcohol contains the dichroic substance, drying and stretching of the film by between 300 and 1200%, whereby, depending on the width of the unstretched film bo, a stretch gap lo is provided, sat...

PCT No. PCT/GB93/00232 Sec. 371 Date Sep. 16, 1994 Sec. 102(e) Date Sep. 16, 1994 PCT Filed Feb. 4, 1993 PCT Pub. No. WO93/14722 PCT Pub. Date Aug. 5, 1993.An ostomy filter for colostomy and ileostomy bags is gas-permeable to allow venting, and liquid-impermeable to prevent leakage. It includes a hydrogen sulphide adsorbent to remove smells. The filter comprises 9 to 50% by weight of particles of ...

A servo control device comprises a motor and continuously acting friction device, which is coupled to the output shaft of the motor and arranged in a housing having an aperture through which the motor output shaft extends. The housing is mounted so as to float radially in a mounting which is provided for it in a casing. Resilient tongues are provided so as to act between the housing and the mounti...

In an arrangement for reducing the torque of a driving engine when changing, to a higher gear, a step-change gearbox located downstream in the force path, a gear-change recognition signal for the recognition of the gear-changing procedure and determining the beginning of the reduction is generated exclusively by analysis of the variation of the engine rotational speed N but is suppressed on the ap...

An optical detector assembly (19) comprises first and second position sensitive semiconductor detectors (PSDa and PSDb) each having an edge extending generally in the direction of position sensitivity and being arranged with their respective said edges abutting or in close proximity to each other but electrically separate from each other, whereby a beam of light falling onto the adjacent detectors...

A procedure for increasing, in a drilling operation, e.g. an oil well, the depth from which a transmitter can transmit, from the bottom, information intended to reveal, at the surface, the parameters existing at a particular level, or to transmit, from the surface, control instructions to devices positioned at the bottom of the well, comprises injecting an electrical signal from a transceiver (14)...