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WO/1998/038729A1 |
An apparatus for generating a constant source of electrical power in remote locations in the field for use while camping or hunting, in vehicles, on water craft, etc., or for providing power during emergencies due to power failures, acci...
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WO/1998/036162A1 |
In an air-cooled engine, air guiding members (11, 12) formed of synthetic resin moldings, fixed so as to be linked to an inner air guide casing (30) of a cylinder block (2), an outer air guide casing (6) disposed outside the air guiding ...
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WO/1998/029652A1 |
The invention relates to a driving device for a motor scythe, comprising a two-stroke engine having an injection valve (12), a coupling placed in a coupling housing (15), air intake and air exit devices, a fuel pump (17), a starter housi...
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WO/1998/029651A1 |
The invention relates to a driving device for a lawn trimmer, comprising a two-stroke engine having an injection valve (12), a clutch (15), devices for aspirating and releasing air (17, 20, 22), and a fuel pump (18), as well as possible ...
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WO/1998/026165A1 |
It is an object of the invention to efficiently perform power transmission by directly connecting a piston of an internal combustion engine to a linear reciprocating body of various kinds such as piston of a compressor. A cylinder (4a) o...
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WO/1998/025049A1 |
In an engine-generator set (10), the generator (13) has a first shaft (25) driving a generator armature (27) and also has a second shaft (19) in spaced relationship to the first shaft (25). The second shaft (19) is coupled to the engine ...
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WO/1998/022703A1 |
Crankcase scavenged internal combustion engine (1) of two-stroke type, intended for a working tool, preferably a chain saw or a trimmer, and provided with a light-weight and compact muffler (2). The engine is arranged with a particularly...
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WO/1998/016727A1 |
An engine cooling apparatus which comprises an intercooler (3) for precooling a combustion air for an engine (1), an oil cooler (4) for cooling a working oil for a hydraulic excavator, a radiator (5) for cooling a cooling water for the e...
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WO/1998/015420A1 |
A refrigerating cycle provided with a compressor (20), a water cooling cycle formed by a water-refrigerant heat exchanger (52), a radiator (36) switched by flow path switch valves (46, 48), and a heat storage tank (50), and a water heati...
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WO/1998/012064A1 |
The invention relates to a drive device for a vehicle servo pump (19), said device comprising a gear (7) which is non-rotatably joined to a shaft (2) mounted in a gearbox housing (5). The gear (7) drives the servo pump (19) through an op...
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WO/1998/007588A1 |
The invention relates to a device for controlling an air compressor (1) in a motor vehicle, the engine (2) of which is arranged to power the air compressor (1), with compressed air being fed to at least one user (9), comprising a control...
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WO/1998/007230A1 |
A power converter (2700) produces an output signal having a desired voltage waveform (2800) from a rectified signal (+135). The poser converter includes a converter and a controller. The converter includes first and second juncture nodes...
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WO/1998/007224A1 |
A power conversion system (6100) responds to an abnormal output condition such as overcurrent by reducing engine speed, modifying generator winding utilization, modifying rectifier firing angle, or a combination of these techniques. The ...
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WO/1998/003785A1 |
The invention concerns a method of controlling the injection process in a high-speed 2-stroke internal combustion engine (11). According to the invention, the internal combustion engine (11) comprises first means (12) for generating one ...
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WO/1997/044582A1 |
A system (1) for cleaning of intake air (2) for a fan-cooled combustion engine intended for a working tool, such as a chain saw, cutting machine, grasstrimmer or lawn-mower, whose engine is equipped with a fan wheel (3) enclosed in a fan...
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WO/1997/039229A1 |
In order to improve an electronic control device (1) for operating functions of an internal combustion engine, having an intake pipe (6) to supply air for the combustion process, in such a way that its operational reliability is ensured,...
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WO/1997/039228A1 |
In order to improve a hand-guided appliance with a two-stroke internal combustion engine with direct electronic fuel injection in such a way that the fuel injection is optimised, it is proposed to fit a partition (19) bordering the cylin...
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WO/1997/038216A1 |
The subject invention refers to a drive unit (1) for a handheld working tool, such as a chain saw, trimmer or hedge trimmer, said drive unit essentially comprises a housing part (2) with a fuel tank (3) and an engine unit (4) with a fuel...
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WO/1997/038217A1 |
The invention refers to a cylinder (1) for a two-stroke internal combustion engine intended for a hand-held working tool, preferably a chain saw, and the exhaust duct (2) and transfer ducts (3, 4) of the cylinder are symmetrically arrang...
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WO/1997/036095A1 |
The internal combustion engine includes a cast cylinder head having as-cast alignment ribs (26, 28) that align a squared-off fulcrum (56) in the rocker assembly. The rocker arm (42) also has two substantially flat surfaces that engage th...
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WO/1997/025530A1 |
The invention concerns a plug-in pump (5) for an internal combustion engine (2) provided with a receiving bore (4) in the cylinder block (1) to accommodate the plug-in pump (5). The latter comprises a pump plunger and a spring-loaded rol...
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WO/1997/006359A1 |
The invention concerns a device with fuel injection and with a lubricant-supply unit for internal-combustion engines, preferably hand-held tools such as chain saws. The device has a worm gear (12) mounted on a crankshaft (11) or driven b...
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WO/1997/002415A1 |
An engine housing for a vertical crankshaft (12) engine may be directly mounted to a standard generator, pump, or other device without modifying the device housing. The engine housing has a plurality of raised mounting bosses (22), that ...
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WO/1996/031691A1 |
Cylinder (1) for a two-stroke combustion engine intended for a handheld working tool, preferably a chain saw. The exhaust port's (3) mouth (17) inside the cylinder as well as the cylinder's transfer ports (5, 6, 7, 8) are arranged symmet...
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WO/1996/030642A1 |
An improved centrifugal air cleaning system including a fan (20), a fan volute (24) defined, in part, by a curved outer wall (52) and a base wall (50), and a deflector wall (54) projecting from the base wall (50) intermediate the fan (20...
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WO/1996/027082A1 |
A resetting ignition switch for a portable power tool whereby movement of a choke assembly (36, 48) from a first, normal position to a second, choking position simultaneously and automatically moves an ignition switch (34) from a stop to...
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WO/1996/025474A1 |
The present invention describes a biodegradable lubricating base oil obtained by carrying out an addition reaction of an alkylene oxide and a transesterification in a mixture of fats and oils, a polyhydric alcohol or an aliphatic carboxy...
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WO/1996/025589A1 |
Muffler with catalytic converter (1) essentially arranged in direct connection with a combustion engine's exhaust port and mainly intended for portable working tools such as chain saws. A spark arrester screen (3), i.e. a structure (3) w...
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WO/1996/023350A1 |
A generator (210) according to the disclosure includes a control system (16) for regulating the output of the generator. The generator (210), such as a permanent magnet generator, includes multiple windings. For high current applications...
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WO/1996/009679A2 |
A machine comprising a stator and a rotor, where the stator includes at least one winding and the rotor comprises a body of soft magnetic material with a plurality of permanent magnets in a surface disposed proximate to the stator, with ...
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WO/1996/008642A1 |
In order to practise an apparatus for driving an alternator of an engine which is capable of reducing a load on a transmission belt by a one-way clutch, a one-way clutch (27) is provided between an alternator shaft (11) and a rotor (19) ...
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WO/1996/005418A1 |
The device automatically determines whether a load is being applied to the engine, and outputs a change signal that is used to change one or more engine operating parameters accordingly, such as engine speed, engine timing, or fuel flow....
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WO/1996/000856A1 |
A flexible coupling device (10) comprises an inner hub (34), an outer hub (36) and a rubber core (38) bonded between the inner hub (34) and the outer hub (36). The axial length (L1) of the rubber core (38) at its inner radius (R1) is gre...
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WO/1995/033921A1 |
In an autogenous generator (1) in which electrical energy is generated by a linkage between fixed windings (2) and permanent magnets which move integrally on the alternating motion of one or more pistons of a two-stroke internal combusti...
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WO/1995/026464A1 |
A lightweight back-pack generator set (10) having a spark-ignited engine operating on middle distillate fuels (e.g. JP-5, JP-8 and F-34) has been provided. The generator set (10) includes a back-pack frame (12); an alternator (25); and a...
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WO/1995/026069A1 |
An electric machine (10) according to various aspects of the invention includes a transformer (120) having a rotating component (122) for transmitting power from a stationary portion (114) of the machine (10) to a rotating portion (112) ...
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WO/1995/022692A1 |
A method and a plant for combined production of electricity and fresh water in a stand-alone plant of the wind/diesel type. The method is advantageous in that it allows the production of electricity and fresh water simultaneously with op...
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WO/1995/019495A1 |
A small gas turbine generator set (100) comprising a rotating group and combustor contained within a circumferential recuperator (110). The rotating group comprises an alternator rotor (222) on a common shaft with a turbine wheel (400) a...
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WO/1995/015432A1 |
An engine generator set apparatus (40) including an internal combustion engine (50) including a drive shaft driving an electrical generator (42), the engine (50) and the generator (42) being disposed along a longitudinal axis. A housing ...
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WO/1995/003485A1 |
A small four cycle engine (10) is enclosed having a cylinder head assembly (12) which comprises a cylinder head (48) which cooperates with a cylinder block (16), and a rocker box (50) connected to the cylinder head (48) so as to define a...
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WO/1995/002758A1 |
Auxiliary power system (80) includes an engine balance system (100), an integrated alternator/starter (86), a thermal management system (250-264), noise-vibration-harshness control system (115, 150, 400, 602, 603) an emissions/fuel econo...
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WO/1994/019152A1 |
An arrangement to devibrate a hand-held, compressed air-driven rotary grinding machine with vertical spindle. A grinding machine equipped with an unbalanced and unequally worn grinding wheel vibrates severely and will injure the operator...
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WO/1994/012810A1 |
According to an illustrative embodiment of the invention, a planetary gear box is combined with an electric generator of a motor-vehicle. The planetary gear box comprises a free wheel and a gear change clutch. Such, the transmission rati...
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WO/1994/005957A1 |
An integrated, self-contained portable power and cooling system includes a combustion generator (137) and a scroll-type expander (221) driven by combustion gas discharged from the gas generator, wherein the expander is connected in drivi...
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WO/1994/003715A1 |
They are engines with compact chambers and good thermodynamical characteristics, at least as good as in the traditional engines and at the same time they are free from inertia forces, moments or torques. It is important that these forces...
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WO/1994/000910A1 |
An alternator driven by an internal combustion engine of a motor vehicle, said alternator comprising: an alternator housing (106); stator circuit means (107) within said housing for conducting electrical energy from said alternator; arma...
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WO/1993/026082A1 |
An engine-driven generator (10) includes an internal combustion engine (12), a permanent magnet alternator (14) and an AC to AC converter (16). The output frequency and voltage of the permanent magnet alternator (14) are largely dependen...
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WO/1993/025808A1 |
An internal combustion engine (12) for portable power generating equipment includes a camshaft assembly (48) having an integral oil pump (56) at one end thereof. The camshaft (50), which is preferably formed of two dissimilar materials, ...
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WO/1993/024346A1 |
A hydraulic pump (9) driven by an internal combustion engine is designed as an outwardly actuated and inwardly eccentric-driven radial piston pump.
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WO/1993/023663A1 |
An energy providing assembly is powered by a water cooled internal combustion engine (19) suspended within an enclosure (11) by compliant springs (18) and restrained by resilient snubbing means which limits movement of the suspended engi...
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