A supercharging device for a vehicle engine for use in a construction machine which has good acceleration performance, which is small in size but provides high output and which provides good engine braking performance and a method for controlling the device. In a vehicle engine equipped with a mechanical supercharger adapted to be driven by the output of the engine through mechanical means, the su...

An electrolyte-immobilizing mat (38) for a mat-immobilized-electrolyte battery comprising a plurality of randomly-oriented resilient fibres resistant to and wettable by sulphuric acid electrolyte, wherein the mat (38) is held in a stressed, pre-compressed state by a resin which is substantially insoluble in sulphuric acid but is sufficiently degradable therein under battery formation conditions to...

A device for modifying the thread run at a spooler winding position where a thread runs from a take-off spool to a wind-on spool is located above the take-off spool. The device (10) has a guiding surface (17) in the form of a truncated cone where the contour of greater dia. faces the take-off spool and the cone is incised with a truncated pyramid surface (P) such that its edges (18) penetrate the ...

Beschrieben wird eine Abschneidevorrichtung für bandförmige Materialien, die einen elektromotorischen Antrieb (3; 23) zum Antrieb eines verschieblich gelagerten Flachmessers (14; 32) sowie ein Festmesser (16; 33) aufweist. Erfindungsgemäß ist vorgesehen, daß das verschieblich gelagerte Flachmesser (14; 32) seitlich jeweils in einem Lagerelement (17-20, 21, 21a; 34, 35, 36, 38) gelagert ist, daß da...

A knife holder 51a is secured to a spirally formed groove 51b of a knife rotor (thus far being called a top-rotor) with screws. A commercially available lengthy dual thin-edged knife 53 is secured to the knife holder 51a. A pressing member 52a is secured to a spirally formed groove 52b of a plane rotor (thus far being called a top-rotor) with screws in conjunction with a circumferential surface me...

The outlet, for a mould chamber with a wall (2) made from one or more materials and having a moulding surface (20), comprises an aperture (3) which passes through the wall from the moulding surface, allowing the mould chamber to connect with the outside atmosphere. The aperture is closed by an insert (1) which is shaped so that it completely seals the aperture when fitted into place and lies flush...

A method of cutting a brittle workpiece comprises applying to the surface of the workpiece a pointed tool, applying high frequency vibrations in a longitudinal direction to the tool, and moving the tool along a line to be cut of the workpiece while applying substantially steady longitudinally directed pressure to the tool. Stress is thereby applied to the workpiece as a combination of short impuls...

A layer of plastic (12), either in film or coating form, is bonded to a sheet of non-woven material (10) to form a base. When film is used, it is preferably smaller in size than the non-woven material and affixed to the top surface thereof by an acrylic adhesive (11). The plastic film is coated, on its exposed surface, with a layer of acrylic adhesive (16). When the plastic is in the form of a coa...

The utility model relates to a solar energy refrigerator and an air conditioner, which relates to the technical field of heating. The utility model is a combination system for heating and refrigerating. The utility model comprises a solar energy battery matrix, a charging and discharging controller, a storage battery, an air conditioner, a refrigerator and a direct current output power supply, and...

The utility model belongs to a tube type sealed lead-acid accumulator without maintenance charging and discharging, comprising a cylindrical plastic casing, a cover plate, a positive and a negative electrodes and the electrolyte. The structure of the accumulator comprises the core of the positive electrode, the active substance of the positive electrode, a separating tube, a separator, the electro...

In the internal combustion engine, afterheat boiler is utilized to recover heat in exhaust and produces high-pressure overheat steam, which enters through control valve or injection valve all or part cylinders to increase the driving force of piston. Thus, heat in exhaust is recovered and converted into output power. The said internal combustion engine is suitable for operation in large power and ...

A card reading system comprises a card insertion portion, a shutter for preventing foreign matter insertion and the like, a driving path for direction of an inserted card and a main card reading device. The system includes, as an improvement, a detection device for determining a condition of the shutter during a card reading operation and for providing an output signal of the determination and a d...

Apparatus for selecting predetermined ones of packets of signal components, from a signal stream (12) of packets includes a control device (19), responsive to user selection (20) and a transmitted program guide, for determining packet identifier codes, SCID's, for respective program signal components. The respective component SCID's are stored in programmable registers (13). SCID's, from respectiv...

The disclosure describes a polyester film for sublimation-type thermosensitive transfer, comprising a polyester film having the degree of planar orientation of 0.145 to 0.169, and a coating layer formed by applying a water solution or a water dispersion composed of at least one water-soluble or water-dispersible resin selected from the group consisting of urethane-based resins, polyester-based res...

Zur Mündungsinspektion eines Behälters (1) ist eine Spiegelanordnung (6) mit einer Mehrzahl von Planspiegeln (9) vorgesehen, wodurch eine Mehrzahl von Abbildungen des zu inspizierenden Bereiches auf dem Bildsensor einer Kamera (5) erzeugt wird. Auf diese Weise lässt sich die Fläche des Bildsensors optimal ausnützen und es entstehen keine Abbildungsfehler. Da nur eine Kamera vorgesehen ist, ist auc...

The invention provides: a blowing composition for producing foamed articles of polyurethane comprising at least one of chloropentafluoropropane and isomer thereof, a blowing composition for producing foamed articles of polyurethane comprising (a) at least one of chloropentafluoropropane and isomers thereof and (b) 1,1-dichloro-1-fluoroethane and a blowing composition for producing foamed articles ...

In the process of preparing hard foamed polyurethane with polyhydric alcohol and isocyanate, water polymer emulsion containing unsaturated olefine monomer polymer may be used so as to decrease the consumption of chlorfluoro-hydrocarbon.

An increase in the molecular weight of polyester and recycled polyester can be achieved by blending said polyester with a difunctional epoxy resin and a sterically hindered hydroxyphenylalkylphosphonic acid ester or half-ester and heating the blend to above the melting point (glass transition temperature) of the polyester.

PCT No. PCT/FI94/00376 Sec. 371 Date May 31, 1996 Sec. 102(e) Date May 31, 1996 PCT Filed Aug. 26, 1994 PCT Pub. No. WO95/06004 PCT Pub. Date Mar. 2, 1995Waste water sludge which contains phosphorous, heavy metals and at least one metal originating from a waste water treatment coagulant, is treated in order to recover the phosphorous and the at least one metal, and to discharge the heavy metals. T...

A portfolio selector for selecting an investment portfolio from a library of assets based on investment risk and risk-adjusted return is provided. The selector chooses a tentative portfolio from the library and determines a risk-adjusted return for the portfolio. The risk-adjusted return is computed by subtracting the average of multiple segment shortfalls from the average of multiple segment perf...