In a liquid filter having a pot-shaped housing having the pot bottom situated underneath, a cover (42) which can be screwed on and at least one exchangeable annular filter insert (46) through which flow passes radially from the outside to the inside, in which by unscrewing the cover (42) on the pot bottom at least one outlet channel (45) which is closed at least in the oil filter out of operation ...

Membrane device comprising a monoporous block made of sintered material whose ends have their porosity filled with a porous sintered material, characterised in that this porous sintered material comprises at least two types of grains, the grains of the first type, known as "skeleton grains" (5), having a diameter of between approximately 1 % and 20 % of the diameter of the pores of the said block,...

The invention concerns a heating window using the parietal-dynamic effect. The opening frame of a conventional window (22) is fitted with an inner heating over-glazing (9, 10). Air (24, 25) circulates between the glazing of the opening frame and the over-glazing. It penetrates from the exterior through aperatures in the lower section of the opening frame and then emerges into the interior of ...

A hybrid substrate, for example for use in a head of an ink jet printer, comprises an aluminum-based ceramic base substrate and a silicon layer provided on the base substrate. The substrate can be constructed to provide desired levels of flatness, workability, strength and thermal conductivity.

A soil-working apparatus, such as a lawnmower (1a), possesses, at the shortest possible separating distance immediately in front of a mowing implement (9a) rotating in a horizontal plane, a scarifying implement (8a) which rotates about a horizontal transverse axis (11a) in a movement accompanying the direction of advance (16a) and which is arranged in a common housing (35a), but in a separate hous...

The hard or armoured roller blind (10) incorporates an number of horizontal slats, fastened together edge-to-edge. The slats may be made of plastics or organic glass material, and have rounded edges (124) fitting into concave edges. The slats are fastened together at the edges by tapes (14), and may be rolled up on a reel at the top. The blind hangs down vertically from ther reel and its edges wit...

A patient/nurse call system for a hospital includes patient stations capable of generating hospital calls and a remote master station which prioritizes and stores the calls. Hall units outside patient rooms identify the rooms from which the calls originate and the type of call. Each patient station allows selective retrieval and display of unanswered calls, and the system further permits audio int...

A flicker preventing circuit for a television receiver is disclosed which includes a first delay line for delaying an input video signal by one horizontal sweep period and producing a first delayed signal, a second delay line for delaying the input video signal by two horizontal periods and producing a second delayed signal, a switching circuit for selecting either the input video signal or the se...

A passively-mode-locked laser generator comprising an active optical fibre and fibre pumping means adapted to cause the generation of an emission signal in the fibre, a polarization control means, signal extraction means and at least one optical component with transmissiveness depending on polarization, all inserted in an optical fibre path that, for a pumping energy lower than a predetermined val...

UNA CABEZA GRABADORA TIENE UN SUSTRATO (1) SOBRE EL CUAL SE DISPONEN UNA VARIEDAD DE ELEMENTOS DE GENERACION DE CALOR (4) COMO ELEMENTOS DE GRABADO Y ESTAN INSTALADOS UNA VARIEDAD DE CIRCUITOS INTEGRADOS DE ACCIONAMIENTO (IC1...IC4) (ACCIONAMIENTO ICS) PARA QUE FUNCIONE LA VARIEDAD DE ELEMENTOS DE GENERACION DE CALOR. LA CABEZA GRABADORA COMPRENDE LA CIRCUITERIA QUE SE EXTIENDE DESDE LOS ELEMENTOS...

UN APARATO PARA REGISTRAR CHORROS DE TINTA PARA REGISTRAR EN UN MATERIAL DE REGISTRO CON TINTA QUE INCLUYE UNA PORCION DE MONTAJE DE UNA CABEZA REGISTRADORA DEL CHORRO DE TINTA MONTADA PARA MONTARLA EN EL, Y OTRA CABEZA DE REGISTRO DEL CHORRO DE TINTA PROVISTA DE UNA SALIDA EYECTORA QUE CONVERGE EN DIRECCION DE LA TINTA EYECTADA E INCLINADA EN RELACION CON UNA PLACA BASE; UN ALIMENTADOR PARA ALIME...

PCT No. PCT/NL89/00028 Sec. 371 Date Feb. 6, 1990 Sec. 102(e) Date Feb. 6, 1990 PCT Filed Apr. 26, 1989 PCT Pub. No. WO89/10600 PCT Pub. Date Nov. 2, 1989.This arrangement for interpolating images by motion estimation and compensation includes a member for estimating motion in blocks (10) to form motion vectors assigned to picture element blocks and an interpolating member (120) for forming an ima...

The present invention relates to a method for manufacturing an ink jet recording head having an ink path communicated with a discharge opening, a discharge energy generating element (100) disposed in the ink path and a discharge opening plate on which the discharge opening is formed and being attached to an end surface of the ink path. The discharge opening is formed by irradiating an excimer lase...

There is provided a novel high molecular compound having a number average molecular weight of 5,000 to 30,000 which has (a) a styrenic or acrylic monomer chain part and (b) another monomer chain part of which homopolymer being rubber, said chain part (a) and said chain part (b) being present in block-like or graft-like state, and which containing 50 % or more of said monomer chain part (a) on the ...

A thermoplastic elastomer powder composition for powder molding, comprising 100 parts by weight of the following thermoplastic elastomer powder (A) and 0.05 to 20 parts by weight of a fine powder having an average particle diameter of 30 mu m or less: (A) (i) a powder of a thermoplastic elastomer comprising a composition composed of an ethylen- alpha -olefin copolymer rubber and a polyolefin re...

What is presented is a mowing machine and especially a lawnmower which is equipped with a mowing unit driven by a motor and with a device, located downstream of the mowing unit, for comminuting the mowings and for extracting juice from them, the device for comminuting the mowings and for extracting the juice from them being equipped with an effective mowings feed device and being designed to be co...

The interconnection structure to reduce crosstalk in reentrant off-chip RF selectivity uses differential circuits (402,415), transmission lines (423,424) and off-chip filters (422) in a structure that balances the parasitic capacitances associated with all of the differential elements. The structure includes a substrate (409) with a differential generating circuit and a receiving circuit (415). Tw...

A process for the production of electroconductive, infrared-reflective layers (coatings) on glass, glass-ceramic or enamel surfaces by spraying and thermal decomposition of liquid preparations containing Sn(IV) compounds and fluorine compounds as dopants (dopes) onto the surfaces heated to from 400 to 800 DEG C, but below their softening point, where the liquid preparations used are ionically stab...