Patent application number | Description | Published |
20120074600 | ELECTRICALLY ACTIVATED CARBURETTOR - In order to create an electrically activated carburettor for petrol engines with an air funnel for sucking in fuel from a fuel line leading into the air funnel which is connected to a fuel chamber and between fuel chamber and orifice in the air funnel a fuel jet for adjusting a fuel quantity that can be sucked in from the fuel chamber because of vacuum in the air funnel that can be flexibly adapted as carburettor more preferably for power implements, which overcomes the abovementioned disadvantages of the prior art and has a simple, sturdy construction which allows constant long-term behaviour, it is proposed that in series connection with the fuel jet at least two Tesla diodes are provided, between which a pumping chamber with a pumping unit is located. | 03-29-2012 |
20120228053 | SILENCER FOR A TWO-STROKE MOTOR OF A POWER TOOL - A silencer for a two-stroke motor of a power tool, including a silencer inlet to which adjoins a flow channel of channel length so that the flow channel can be connected to an outlet of a combustion chamber of the two-stroke motor, whereby the flow channel at the channel end opposite the silencer inlet opens out into a first chamber of depth, between the silencer inlet and the first chamber the flow channel is so flow-beneficially designed, that due to its mass inertia the exhaust gas flowing into the silencer inlet predominantly flows into the first chamber and after filling the first chamber flows back again thereby creating a counterpressure in the direction of the combustion chamber, so that in spite of small geometric dimensions it provides a periodically actin counterpressure on the outlet of the combustion chamber of the two-stroke motor. | 09-13-2012 |
20120241248 | TWO-STROKE ENGINE WITH A SILENCER - A silencer includes a silencer inlet followed by a flow channel. The inlet can be attached to an outlet of a combustion chamber of a two-stroke engine. The flow channel at the channel end located opposite the silencer inlet leads into a first chamber where a second chamber is provided into which exhaust gas flows through a main outlet branched off the flow channel. The second chamber preferentially encloses the first chamber. The flow channel is flow-favourably moulded between the silencer inlet and the first chamber so that the exhaust gas flowing into the silencer inlet, because of its mass inertia, predominantly flows into the first chamber and, after filling the first chamber, flows back again in the direction towards the combustion chamber. The silencer allows a piston of the engine to include a piston skirt that is substantially designed closed. | 09-27-2012 |
20130000587 | STARTER FOR A POWER TOOL WITH IMPROVED KINEMATICS - Starter for starting a combustion motor for a power tool includes a rotating tension means roller, onto which a tension means can be wound and which via active connection is connected to a entrainment means of the combustion motor in order to introduce a rotating movement into the combustion motor. The active connection has at least one double crank gear between the tension means roller and the entrainment means. | 01-03-2013 |
20130319789 | TWO-STROKE ENGINE COMPRISING A MUFFLER - The invention relates to a two-stroke engine for an engine-driven tool, including a muffler, especially for a manually operated engine-driven tool such as a maintenance device for gardens or green spaces, for a hand-held tool such as a chain saw, a hand-held circular saw or an angle grinder or for a small motorcycle, a boat engine and the like, wherein the flow channel between the muffler inlet and the first chamber is formed so as to promote flow such that the exhaust gas entering the muffler inlet mainly enters the first chamber due to its inertia and once the first chamber is full flows back again. The counterpressure of the exhaust gas is produced at a point in time in which the piston releases the outlet and the fuel-air mixture at least for its most part has entered the combustion chamber through the at least one transfer passage. | 12-05-2013 |
Patent application number | Description | Published |
20100106802 | APPARATUS AND METHOD FOR GENERATING A DATA STREAM AND APPARATUS AND METHOD FOR READING A DATA STREAM - When generating a data stream, text data, an escape-start-sequence, a first number of data units, an escape-continuation-sequence and a second number of data units are entered into a data stream. A base decoder displays only the text data and skips the data units referenced by the escape-start-sequence and the escape-continuation-sequence, while an extension decoder reads those data units and processes them together. | 04-29-2010 |
20120124095 | Text-Based Information Transmission - The navigation overhead and/or the content managing/updating overhead is reduced by providing link objects with condition data being associated with the link items of the link objects so that, depending on a check as to whether the condition data is fulfilled or not, an automatic handling of a link object may be performed. For example, the automatic handling may have an automatic appointing an object ID referred to by a link item of the link object that has condition data associated therewith which is fulfilled, as a newly-selected object ID. | 05-17-2012 |
20120185526 | Transmission Scheme for Text-Based Information - A text-based information transmission is made complying with a greater number of transport-layer systems by performing the fragmentation and de-fragmentation of the information object at the application-layer side rather than at transport-layer domain. By this manner, the text-based information service is not restricted to transport-layer systems accommodating the maximum size of the information objects. Rather, it is possible to adjust the fragmentation size of the fragments into which the information objects are fragmented to the maximum transport packet content section size offered by the transport layer within the application layer. The fragment size may even vary in a time-varying manner responsive to instructions from the transport layer posed onto the transport layer in consequence of time-varying transmission channel characteristics, for example. | 07-19-2012 |
20120275541 | APPARATUS AND METHOD FOR GENERATING A DATA STREAM AND APPARATUS AND METHOD FOR READING A DATA STREAM - When generating a data stream, text data, an escape-start-sequence, a first number of data units, an escape-continuation-sequence and a second number of data units are entered into a data stream. A base decoder displays only the text data and skips the data units referenced by the escape-start-sequence and the escape-continuation-sequence, while an extension decoder reads those data units and processes them together. | 11-01-2012 |
20120278498 | Transmission Concept for an Access Unit Stream - A transmission signal having a sequence of logical frames embed therein, is constructed such that each logical frame has a useful data section, wherein consecutive access units of an access unit stream are consecutively inserted into the useful data section of the sequence of logical frames, wherein each logical frame into which a begin of an access unit falls, has an access unit table having, per begin of the access units falling into the respective logical frame, a pointer pointing thereto. | 11-01-2012 |
Patent application number | Description | Published |
20080276733 | STARTER DEVICE FOR AN ENGINE UNIT WITH IMPROVED DAMPING - In order to create a starter device ( | 11-13-2008 |
20080276735 | STARTER DEVICE FOR A MOTOR DRIVEN MACHINE - The invention pertains to a device for starting an internal combustion engine for handheld equipment such as chain saws, lawn mowers, lawn trimmers and the like, or for vehicles such as mopeds, boats or miniature aircraft. The starting device features an output element into which a starter torque can be introduced when the starting device is actuated. The output element is functionally connected to a crankshaft of the internal combustion engine in order to introduce a crankshaft torque therein. The functional connection between the output element and the crankshaft introduces variable crankshaft torque into the crankshaft depending on the rotational angle of the crankshaft at a constant starter torque. This advantageously improves force or torque characteristics for largely operating the starter device independently of the compression phase and the expansion phase of the internal combustion engine. | 11-13-2008 |
20090255519 | SILENCER FOR A MOTOR DEVICE - A silencer for a two-stroke engine includes a first chamber and a second chamber, wherein a flow channel is provided between an outlet of a combustion chamber and the first chamber. A high charge degree of the combustion chamber has a pressure ratio in the region of the outlet which reduces or prevents an escape of fresh gas from the combustion chamber. The flow channel between the outlet and the first chamber is flow-favourably shaped in such a manner that the exhaust gas that flows out of the outlet because of its mass inertia predominantly flows into the first chamber and following charging of the first chamber flows back again and as a result a back pressure is formed in the direction of the combustion chamber. | 10-15-2009 |
20110094468 | STARTER DEVICE FOR A MOTOR DRIVEN MACHINE - The invention pertains to a device for starting an internal combustion engine for handheld equipment such as chain saws, lawn mowers, lawn trimmers and the like, or for vehicles such as mopeds, boats or miniature aircraft. The starting device features an output element into which a starter torque can be introduced when the starting device is actuated. The output element is functionally connected to a crankshaft of the internal combustion engine in order to introduce a crankshaft torque therein. The functional connection between the output element and the crankshaft introduces variable crankshaft torque into the crankshaft depending on the rotational angle of the crankshaft at a constant starter torque. This advantageously improves force or torque characteristics for largely operating the starter device independently of the compression phase and the expansion phase of the internal combustion engine. | 04-28-2011 |
20110296819 | MULTIPLE-SHELL SILENCER / REAR SHELL PORT - An exhaust system for an internal combustion engine includes an outer housing having a front shell and a rear shell, a prechamber in which exhaust gas from the combustion chamber enters, and an intermediate shell having a front and back as well as a catalytic converter holder. A catalytic converter element is arranged on the catalytic converter holder where an exhaust port directs exhaust gas from the catalytic converter element. To place the center of gravity of the exhaust system near the internal combustion engine or cylinder, the intermediate shell forms the prechamber and the exhaust port. | 12-08-2011 |
Patent application number | Description | Published |
20140014868 | COCK FITTING - A cock fitting includes a cock plug disposed in a housing. The cock plug is connected to a drive arrangement for lifting and subsequent rotation of the cock plug, wherein the drive arrangement is configured to operate hydraulically for lifting as well as for rotating the cock plug. | 01-16-2014 |
20140034167 | MANIFOLD OF A VALVE CONDUCTING GAS OR A LIQUID AND SHUTTLE VALVE - A manifold of a valve conducting gas or liquid has a passage with an inlet and at least one outlet. The passage changes direction from the manifold inlet to the manifold outlet over a length of the passage. The cross-section of the manifold in the region where the passage changes direction, merges in a plurality of sequential sectors from an almost round or oval cross-section over a plurality of cross-sections that are flattened on the inner manifold side again into an almost round or oval cross-section. In the region of the flattened cross-section of the passage, the cross-sectional contour has a plurality of arcuate sections that are continuous with one another. | 02-06-2014 |
20140306134 | GATE VALVE COMPRISING A VALVE BODY - A gate valve includes a valve body and a spindle drive. The spindle drive has, at its one end, a wedge for blocking a pipe. The spindle drive includes a motor-driven spindle, wherein, wherein the spindle is connected by way of a coupling to a shaft in an axially displaceable manner, and the shaft has the wedge at its end. | 10-16-2014 |
Patent application number | Description | Published |
20100118503 | Electric drive with a circuit board - An electric drive ( | 05-13-2010 |
20120045351 | Electronically commutated DC motor for a liquid pump - An electronically commutated DC motor for a liquid pump, comprising a pump housing, a suction connection and a pressure connection, a substantially disk-shaped pump rotor mounted rotatably in the pump housing, the rotor comprising an impeller having a plurality of pump vanes and a permanent magnet, a partition separating a pump space from a dry space, wherein the partition is disposed in an axial gap between the pump rotor and a plurality of axially parallel oriented stator poles of the DC motor, which are each provided with an insulating body and a stator winding, the stator poles adjoin a stator yoke, which is connected to a metallic heat-conducting body, and the stator containing the stator poles, the stator windings, the stator yoke and the heat-conducting body is disposed in a motor housing made of plastic material. By providing that the stator is surrounded by a flexible foil, and at least a large part of the foil is disposed inside the motor housing radially around the stator windings, a simple solution ensures good shielding against interference in an existing electronically commutated DC motor, without requiring modifications to the existing design. | 02-23-2012 |
Patent application number | Description | Published |
20130322820 | OPTICAL FIBER FOR A LIGHTING DEVICE - An optical fiber for a lighting device comprises: a coupling section that exhibits at least one coupling surface for coupling of light in the optical fiber; a fiber-optics section that extends along a main fiber-optics line that is limited by at least one main fiber-optics surface extending along the main fiber-optics line and such that the light can be conducted along the main fiber-optics line, starting from the coupling section, by internal total reflection at the main fiber-optics surface; and a plurality of decoupling components. Each decoupling component is disposed on the main fiber-optics surface such that light from the optical fiber can be fully decoupled by a respective light-emitting surface of the optical fiber assigned thereto. The decoupling components on the main fiber-optics surface are disposed such that they are offset along the main fiber-optics line. A fiber-optics device comprises first and second ones of the optical fiber. | 12-05-2013 |
20130343075 | VEHICLE LAMP - A vehicle lamp comprises a housing with at least one mirrored mirror surface arranged in the housing and a light source that can be arranged in the housing. It is possible to radiate light emitted from the light source under operating conditions in a main beam direction. At least one deflection body is arranged in the mirrored mirror surface such that light impinging the deflection body can be reflected and/or deflected from the deflection body in a secondary beam direction that cannot directly be illuminated by the light source. The deflection body is adjusted to a three-dimensional surface of the mirrored mirror surface such that the three-dimensional surface is maintained at least in sections such that light can be deflected in the main beam direction and secondary beam direction through the deflection body. | 12-26-2013 |
20140043840 | LIGHT MODULE - The invention concerns a light module with a light source, a primary optical system and a reflector. The primary optical system contains a lens element that is embodied as a sector of an imaginary rotation body formed by the rotation of an imaginary rotation base surface around a rotation axis, wherein the rotation base surface is designed such that the lens element contains a light entry surface that faces the rotation axis and that surrounds the rotation axis and a light emitting surface that is located radially exterior to the rotation axis, wherein the reflector has at least one reflector zone that is embodied as a segment of the surface of a rotation symmetric imaginary associated circular cone, and wherein the axis of symmetry of the circular cone extends parallel to the rotation axis of the lens element. | 02-13-2014 |
20140307459 | LIGHT MODULE FOR LIGHTING EQUIPMENT OF A MOTOR VEHICLE - The present invention relates to a light module of a lighting equipment of a motor vehicle that includes several separately controllable light sources combined in an array, several primary optics elements in the form of collective lenses, each of which has a light ingress surface and a light emitting surface, that are combined to a primary optics array, wherein the primary optics elements concentrate at least a portion of the light emitted by the light sources and generate intermediate light distributions on the light emitting surfaces, and a secondary optics system for reproducing the emitted light on a road in front of a motor vehicle as resulting total light distribution of the light module. The secondary optics system for reproducing the intermediate light distributions as resulting total light distribution of the light module is focused on at least one of the light-emitting surfaces of the collective lenses. | 10-16-2014 |
20150043240 | METHOD FOR CALCULATING THE SURFACE AREA OF OPTICAL LENSES AND PROJECTION LENSES MANUFACTURED ACCORDING TO THE METHOD FOR USE IN A LIGHT MODULE IN A MOTOR VEHICLE HEADLAMP - A method for calculating the surfaces of optical lenses including the steps of: providing a desired light distribution to be generated with light passing through the lens; deforming a first surface of the lens to generate light source images of different sizes; deforming a second surface of the lens to displace the light source images such that they lie at their highest point directly at or on a light/dark border in a resulting light distribution; determining a quality of the resulting light distribution by a comparison with the predefined light distribution; if the quality lies above a predefined limit value, storing the calculated surfaces for the lens; otherwise, renewed deformation of the first surface; renewed deformation of the second surface; repeating the previous two steps until the quality of the resulting light distribution lies above the limit value; and storing the calculated surfaces for the lens. | 02-12-2015 |
Patent application number | Description | Published |
20100183178 | BLIND SOURCE SEPARATION METHOD AND ACOUSTIC SIGNAL PROCESSING SYSTEM FOR IMPROVING INTERFERENCE ESTIMATION IN BINAURAL WIENER FILTERING - A method and an acoustic signal processing system for noise reduction of a binaural microphone signal (x | 07-22-2010 |
20110307249 | METHOD AND ACOUSTIC SIGNAL PROCESSING SYSTEM FOR INTERFERENCE AND NOISE SUPPRESSION IN BINAURAL MICROPHONE CONFIGURATIONS - A method determines a bias reduced noise and interference estimation in a binaural microphone configuration with a right and a left microphone signal at a time-frame with a target speaker active. The method includes a determination of the auto power spectral density estimate of the common noise formed of noise and interference components of the right and left microphone signals and a modification of the auto power spectral density estimate of the common noise by using an estimate of the magnitude squared coherence of the noise and interference components contained in the right and left microphone signals determined at a time frame without a target speaker active. An acoustic signal processing system and a hearing aid implement the method for determining the bias reduced noise and interference estimation. The noise reduction performance of speech enhancement algorithms is improved by the invention. Further, distortions of the target speech signal and residual noise and interference components are reduced. | 12-15-2011 |
20140294211 | APPARATUS AND METHOD FOR LISTENING ROOM EQUALIZATION USING A SCALABLE FILTERING STRUCTURE IN THE WAVE DOMAIN - An apparatus for listening room equalization is provided. A system identification adaptation unit is configured to adapt a first loudspeaker-enclosure-microphone system identification to obtain a second loudspeaker-enclosure-microphone system identification. A filter adaptation unit is configured to adapt a filter based on the second loudspeaker-enclosure-microphone system identification a predetermined loudspeaker-enclosure-microphone system identification. A filter includes a plurality of subfilters each of which receive one or more of the transformed loudspeaker signals. Each of the subfilters is adapted to generate one of a plurality of filtered loudspeaker signals based on the one or more received loudspeaker signals. At least one of the subfilters is arranged to couple the at least two received loudspeaker signals to generate one of the plurality of the filtered loudspeaker signals. At least one of the subfilters has a number of the received loudspeaker signals that is smaller than a total number of the plurality of transformed loudspeaker signals. | 10-02-2014 |
20140314259 | METHOD FOR ADJUSTING THE USEFUL SIGNAL IN BINAURAL HEARING AID SYSTEMS AND HEARING AID SYSTEM - A method operates a hearing aid system and the hearing aid system has at least two hearing aid devices, between which a signal path is provided, and with at least one signal processing unit, which is provided to process audio signals. In the method the signal processing apparatus filters first audio signals with a filter predetermined for a defined spatial direction, from which a useful signal arrives, so that second audio signals are generated, in which the components of the useful signal in the second audio signals are equalized to a greater degree than in the first audio signals. The second audio signals are then filtered with an adaptive filter, so that third audio signals are generated, in which the components of the useful signal are equalized to an even greater degree than in the second audio signals. | 10-23-2014 |