A dual-sensing intrusion detection device for detecting an intruder comprising a PIR sensor and a microwave sensor. The device comprises PIR processing means and microwave processing means, means for summing the processed PIR signal with the processed microwave signal to generate a summed signal, and means for comparing the summed signal to a sum threshold value to determine if an alarm condition ...

An earth-boring bit comprises a bit body bit body in which are mounted a plurality of cutting structures inserts, wherein at least a portion of the cutting structures comprise diamond-impregnated inserts having a total thermal exposure of less than 25 minutes above 1500° F. The diamonds can be natural or synthetic diamond. The bit body itself may be diamond-impregnated, in which case it is preferr...

A lead-acid battery according to the invention contains an electrode grid structure that comprises dispersoid-containing lead having relatively high strength and good corrosion resistance. The dispersoid particles (31) exemplarily are selected from the oxides, nitrides and carbides that are substantially insoluble in lead and in sulfuric acid of concentration suitable for use in a lead-acid batter...

The present invention discloses a magnetic valve for liquid and gaseous working media, in particular for hydraulic brake systems in automotive vehicles, which includes a first cylindrical housing part that is encompassed on its outside by a magnetic coil and has a cylindrical recess inside which extends in an axial direction to accommodate and guide an axmature, a tappet which is displaceable by t...

Die Erfindung betrifft ein Verfahren zum Entfernen von Klebemitteln (20) von einer Oberfläche eines Fahrzeugkarosseriebauteils im Bereich eines Falzflansches (34), wobei der Falzflansch (34) durch ein ein Innenblech (24) umfassendes Außenblech (10) gebildet wird, zwischen denen eine Schicht des Klebemittels (20) aufgebracht ist, und der zu bearbeitende Bereich auf dem Innenblech (24) oberhalb des ...

Eine Auflegevorrichtung für verschweißbare Folien als Unterlage, Zwischenlage oder Abdeckung von geschnittenem Schnittgut auf einer Aufschnittschneidemaschine umfasst eine Halterung für eine Folienrolle (10), ein angetriebenes Walzenpaar (11) zum Folienvorschub zu einer Folienführung (12), die die Folienbahn in eine formstabile rinnenähnliche U-Form bringt und eine der Folienführung zugeordnete Sc...

Das Verfahren dient der Entfernung von Störstoffen aus einer wässrigen Faserstoffsuspension (S), z.B. einer Altpapiersuspension. Insbesondere können Farbstoffpartikel und andere feine Störstoffe durch Flotation aus der Faserstoffsuspension entfernt werden. Dabei wird eine Blasensäule verwendet, in der die Zugabe der Faserstoffsuspension (S) in den Schaum (2) erfolgt. Besondere Strömungsmaßnahmen w...

An actively controlled rotary steerable drilling system for directional drilling of wells, the system having a rotary drive component rotatable within a tubular sliding tool collar that incorporates elastic anti-rotation members to maintain a coupled relation with the borehole wall during drilling. An offsetting mandrel (56) is supported within the tool collar (40) by a knuckle joint (82) for pivo...

During manufacture of an organic EL matrix, ribs 9 are formed on an indium tin oxide electrode layer 3 and then the multilayer organic electroluminescent layer 5 and electrode layer 6 are deposited. Providing plural ribs between adjacent pixels ensures insulation. The multilayer electroluminescent layer is preferably CuPc 5(a), a -NPD 5(b) and Alq3 5(c).

A medical device and method for transmyocardial revascularization. The device features a catheter delivered needle for piercing heart tissue; an RF energy source coupled to the needle; and a controller to control the RF energy source so that a predetermined temperature is reached in the tissue adjacent the device. The controller may also limit the time for which the RF energy is delivered. The nee...

An electrosurgical system is disclosed that applies electrical energy to obtain a predetermined surgical effect, while also reducing eschar deposits on a working surface of an electrosurgical instrument, producing an eschar deposit which is easily removed from the working surface and/or facilitating removal of eschar deposits during a cleaning procedure. Such benefits may be realized by providing ...

A tire (10) having a contoured precured bead filler or apex (40) with a contoured surface (42) for directing the ply path (24A) of the cord reinforced carcass plies (24) is taught. The contour of the precured bead filler or apex (40) has a convex surface (42A) and concave surface (42B) that transition at an inflection location (T) at or below the rim flange (52) to which the tire (10) is to be mou...

An insulating foam composition, comprising a polyisocyanate component and a resin component that includes a polyepoxide, an aromatic polyester polyol, and a melamine resin. The foam will remain stable at temperatures up to 400 DEG F., continuously, and up to 450 DEG F., intermittently, and can be applied by spraying, pouring, or frothing directly onto surface of high temperature industrial appar...

A medical device and method for transmyocardial revascularization. The device features a catheter delivered needle for piercing heart tissue; an RF energy source coupled to the needle; and a controller to control the RF energy source so that a predetermined temperature is reached in the tissue adjacent the device. The controller may also limit the time for which the RF energy is delivered. The nee...

A noise insulating member (2, 4, 6, 8, 10, 12) having a low degree of water absorbency and a low degree of oil absorbency. The noise insulating member is characterized by including a polyurethane foam obtained by reaction of an organic polyisocyanate component and a polyol component in the presence of a fluorine-containing surfactant, and having a cellular network having cells and communication ho...

Die Erfindung betrifft die Verwendung einer Mischung von Si-C- bzw. Si-O-C-verknüpften Silicon-Polyether-Blockcopolymeren als Additiv bei der Polyurethanschaumherstellung.; Modified polysiloxane used as an additive in the production of polyurethane foam comprises a combination of polyether-polysiloxane block copolymers in which the polyether residues are attached by silicon-carbon links in at leas...

The disclosure is directed primarily to pairs of unique nutating gears which are used for restraining the rotation of the wobbler portion of the split swash-plates of both variable- and fixed-displacement hydraulic machines in which the pistons reciprocate in fixed cylinders. Each pair consists of an internal gear fixed to the housing and an external gear fixed to the outer circumferential surface...

Methods for preparing metallurgical powders containing an organic lubricant are provided. The powders are prepared by wetting a dry admixture of an iron-based powder, at least one alloying powder, and a first organic lubricant with an organic binding agent that is preferably dissolved or dispersed in a solvent. After removal of the solvent, the dried powder composition is admixed with a second org...

The utility model relates to a solid-liquid separator for integrating the operations of filtering, lifting and dewatering together. The structure of the utility model is that a main shaft is arranged inside a circular grating filter cylinder, and the main shaft is provided with helical blades, wherein, the upper end of the grating filter cylinder is provided with a pressurizing mechanism, and a po...

Rigid polyurethane foams having improved flame resistance are disclosed. The foams are prepared from a composition containing (a) an isocyanate, (b) an isocyanate reactive composition containing an aromatic polyester polyol, (c) an organo phosphorus compound and (d) a C1 to C4 hydrofluorocarbon.