Patents Assigned to Robert
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Patent number: 7980125Abstract: A sensor system for determining at least one parameter of a fluid medium flowing in a main flow direction has at least one sensor situated in the fluid medium, for determining the parameter of the fluid medium, and at least one grating situated transversely to the main flow direction and having at least one crosstie, the crosstie having a crosstie depth directed essentially in the main flow direction. The crosstie has at least one recess, the crosstie depth being reduced in the recess.Type: GrantFiled: October 20, 2008Date of Patent: July 19, 2011Assignee: Robert Bosch GmbHInventors: Erhard Renninger, Uwe Konzelmann, Christoph Gmelin
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Patent number: 7980126Abstract: A method is provided for operating a hot-film air-mass sensor, which can be used especially for measuring air mass flows in the intake tract of an internal combustion engine. The hot-film air-mass sensor has a sensor chip having a sensor frame and a sensor diaphragm having at least one heating element and at least two temperature sensors, a chip carrier for holding the sensor chip and at least one additional heating element. The sensor chip is able to be heated up using the at least one additional heating element. Immediately after shutting down the internal combustion engine, the at least one heating element of the sensor diaphragm is switched off, or is switched to a lower heating power. Furthermore, the at least one additional heating element is switched on for a specified postheating phase. The provided method is particularly suitable for avoiding oil contamination of the hot-film air-mass sensor.Type: GrantFiled: February 23, 2006Date of Patent: July 19, 2011Assignee: Robert Bosch GmbHInventors: Bernhard Opitz, Uwe Konzelmann, Christoph Gmelin, Araceli Pison
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Patent number: 7982860Abstract: The invention is based on a distance-measuring device having a transmission unit (20) for generating a transmission signal (42) having at least one measurement frequency (f1, f2) which is desired for detecting distance information. It is proposed that the transmission unit (20) comprises a means (60) for generating an evaluation signal (62) having an evaluation frequency (fA) which is desired for evaluating the distance information.Type: GrantFiled: November 9, 2006Date of Patent: July 19, 2011Assignee: Robert Bosch GmbHInventors: Peter Wolf, Joerg Stierle, Bjoern Haase, Kai Renz
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Patent number: 7980325Abstract: A locking mechanism for a rotary power tool that includes an elongated locking member that is retained by, and is at opposite first and second end portions within, at least one of a motor housing and a gearbox end casting and being slideable between unlocked and locked positions, the locking member first end portion being accessible by a user to move the locking member to the locked position. The locking member also includes a locking portion intermediate the first and second end portions that is configured to engage the non-circular configured portion of a rotatable armature shaft and prevent rotation thereof when the locking member is in its locked position. A biasing element is also included and configured to bias the locking member toward said unlocked position.Type: GrantFiled: November 17, 2004Date of Patent: July 19, 2011Assignees: Credo Technology Corporation, Robert Bosch GmbHInventors: Harold R. Botefuhr, Joseph Z. Wascow, Ralf Bocka
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Patent number: 7981308Abstract: A method of etching a device in one embodiment includes providing a silicon carbide substrate, forming a silicon nitride layer on a surface of the silicon carbide substrate, forming a silicon carbide layer on a surface of the silicon nitride layer, forming a silicon dioxide layer on a surface of the silicon carbide layer, forming a photoresist mask on a surface of the silicon dioxide layer, and etching the silicon dioxide layer through the photoresist mask.Type: GrantFiled: December 31, 2007Date of Patent: July 19, 2011Assignee: Robert Bosch GmbHInventor: Gary Yama
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Patent number: 7980505Abstract: In a method for calculating the diameter of a continuous-material reel on a roller, with which the roller is mounted on a swivel arm that is swivelable about a swiveling axis; the roller rotates at a changeable winding speed, and the continuous material is unwound from the roller and directed to a continuous-material machine, or it is removed from a continuous-material machine and wound onto the roller, the winding speed is set as a function of the web-conveyance speed, and the diameter of the continuous-material reel is calculated in a reel-control system; the winding speed is changed when the swivel arm on which the roller is mounted is swiveled about its swiveling axis during the winding motion; a correction value for correcting the change in winding speed is incorporated in the calculation of the diameter of the continuous-material reel, the correction value being determined within the reel-control system, and a related reel-control system is provided.Type: GrantFiled: October 16, 2008Date of Patent: July 19, 2011Assignee: Robert Bosch GmbHInventors: Hans-Juergen Doeres, Stephan Schultze
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Patent number: 7982333Abstract: A voltage regulator having overvoltage protection which is situated in a vehicle electrical system between the generator that is situated in a first voltage level and a battery that is situated in a second voltage level. A generator is used as a generator whose control voltage is freely selectable within specifiable limits. The voltage regulator, which is embodied as an in-phase regulator, makes available a regulated voltage on the output side, which is used for supplying the usual vehicle electrical system users as well as for charging the battery. The in-phase regulator is furnished with an electronics system or an intelligence which includes a microprocessor and which evaluates supplied data with regard to voltages, currents or load breakings and which specifies response criteria, and, upon the reaching of certain response criteria, initiates the measures which then become necessary.Type: GrantFiled: August 10, 2005Date of Patent: July 19, 2011Assignee: Robert Bosch GmbHInventors: Gert Wolf, Reinhard Meyer
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Patent number: 7983834Abstract: A method and a device for operating an internal combustion engine having at least one mass flow line and a cooling device for cooling the mass flow in the mass flow line, as well as a bypass, having a bypass valve, that bypasses the cooling device. When the bypass valve is opened, the mass flow is conducted at least partly through the bypass. When the bypass valve is closed, the mass flow is conducted through the cooling device. Downstream from the cooling device and from the bypass in the mass flow line, a temperature of the mass flow in the mass flow line is determined. In at least one operating state of the internal combustion engine, a first temporal temperature gradient is determined with closed bypass valve. In the at least one operating state of the internal combustion engine, a second temporal temperature gradient is determined with closed position of the bypass valve.Type: GrantFiled: July 29, 2008Date of Patent: July 19, 2011Assignee: Robert Bosch GmbHInventor: Wilhelm Blumendeller
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Patent number: 7983206Abstract: An integrated system for interactive communication and multimedia support in a vehicle. The system includes a plurality of peripheral devices and a central control unit. Each of the peripheral devices is configured to be installed in the vehicle. The central control unit is also configured to be installed in the vehicle and has a communication interface. The communication interface includes first and second communication platforms and communicates with the plurality of peripheral devices via at least one of the first and second communication platforms. Each communication platform is configured to support bi-directional and selective communication between each of the peripheral devices.Type: GrantFiled: September 10, 2007Date of Patent: July 19, 2011Assignee: Robert Bosch GmbHInventor: Yuan Tian
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Patent number: 7980269Abstract: A control valve assembly for a load carrying vehicle that includes a storage space and a dumping mechanism that is movable between an open position that allows access to the storage space and a closed position that inhibits access to the storage space. The control valve assembly includes a housing and a valve that is positioned within the housing and is movable between a first position, wherein the dumping mechanism is moved toward the open position, and a second position, wherein the dumping mechanism is moved toward the closed position. First, second, and third actuation systems are in communication with the valve and are operable to actuate the valve between the first position and the second position.Type: GrantFiled: December 3, 2008Date of Patent: July 19, 2011Assignee: Robert Bosch GmbHInventors: Lawrence J. Fry, Joseph W. Lehmann, Michael P. Haskin, Gregory W. Peterson
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Patent number: 7980072Abstract: An apparatus for energy recovery is provided. The apparatus comprises a hydrostatic machine and at least one hydraulic storage component. The hydraulic storage component is connected to the hydrostatic machine via a working line. A valve device is provided for influencing the volumetric flow in the working line between the hydraulic storage component and the hydrostatic machine. The valve device comprises a brake pressure regulating valve unit with a valve and a pilot valve unit which acts on the valve with a control pressure. The invention also relates to a method for controlling the apparatus for energy recovery. In order to store released energy, a required braking torque is determined by a control electronics system. The volume from the hydrostatic piston machine into the working line is increased and the pilot valve is actuated by the control electronics system such that the valve is moved towards its open position.Type: GrantFiled: June 11, 2009Date of Patent: July 19, 2011Assignee: Robert Bosch GmbHInventors: Matthias Mueller, Peter Schmuttermair
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Publication number: 20110168280Abstract: The invention relates to a tank for storing a liquid active ingredient for operating an aggregate of a motor vehicle, particularly a unit for post treatment of exhaust gases of the motor vehicle, comprising a container and at least one functional element (11, 18) extending into the container, wherein the functional element is provided with at least one agent (25, 26) for abrasion protection.Type: ApplicationFiled: July 7, 2009Publication date: July 14, 2011Applicant: Robert Bosch GmbHInventors: Michael Krause, Rainer Haeberer
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Publication number: 20110167970Abstract: A machine tool device having a monitoring unit for monitoring at least one machine tool monitoring range, the monitoring unit having an evaluation unit. The evaluation unit has a computing unit which is provided to distinguish at least two motions in the machine tool monitoring range.Type: ApplicationFiled: October 30, 2008Publication date: July 14, 2011Applicant: ROBERT BOSCH GMBHInventors: Wolfgang Niehsen, Jochen Wingbermuehle, Matthias Heiler
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Publication number: 20110167584Abstract: A wiper blade to clean windshields, in particular of automobiles. The wiper blade (10) has an elongated belt-shaped, flexible spring support element (12), with a separate first component designed as an elastic rubber wiper strip (14) that can be pressed against the windshield (20) located at the bottom belt surface (13) of the support element and with a separate second component located at the other upper belt surface (11) of the support element (12) that is designed as a wind deflection strip (24) that extends at least along a longitudinal section of the wiper blade (10). A particularly low-disruption wiper blade results if the two components (14, 24) are connected together at their sides facing one another.Type: ApplicationFiled: March 24, 2011Publication date: July 14, 2011Applicant: ROBERT BOSCH GMBHInventors: Michael Weiler, Joachim Zimmer, Jan Dietrich
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Publication number: 20110170258Abstract: A portable power tool includes a tool housing, a motor unit located in the tool housing, and an electronic module located in the tool housing. The electronic module includes (i) an electronic module housing having at least one housing component, and (ii) at least one printed circuit board. The at least one printed circuit board is at least partially decoupled relative to the at least one housing component of the electronic module housing.Type: ApplicationFiled: July 1, 2009Publication date: July 14, 2011Applicant: Robert Bosch GmbHInventors: Ulrich Single, Michael Maercker, Klaus Guenther, Martin Lohner, Klaus Dengler
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Publication number: 20110168116Abstract: The invention relates to a reducing gear (3), in particular for a starter device (1) of an internal combustion engine, for speed-reducing coupling of a drive shaft and a driven shaft (5, 7), said coupling accomplished by way of at least two toothed gears (11) that engage with one another. The toothed gears (11) comprise straight cogs, and the cogging (30) is extra deep cogging (31). The invention further relates to a starter device (1) of an internal combustion engine.Type: ApplicationFiled: September 28, 2009Publication date: July 14, 2011Applicant: ROBERT BOSCH GMBHInventor: Samuel Billot
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Publication number: 20110170312Abstract: The present invention is an articulating hand power tool which in one embodiment includes a head portion including a head housing configured to articulate with a main housing, a bit holder rotatably positioned within the head housing, and a lighting assembly configured to emit a first elongated beam pattern from the head portion.Type: ApplicationFiled: February 8, 2010Publication date: July 14, 2011Applicants: CREDO TECHNOLOGY CORPORATION, ROBERT BOSCH GmbHInventor: Jon Parrinello
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Publication number: 20110169370Abstract: The invention relates to a six-pole DC machine, particularly a DC motor for use in a motor vehicle, having a stator (16) excited preferably by a permanent magnet and a rotor (20) which is rotatably supported in a pole housing (12) and which has a wave winding (23) and a commutator (24), and having a brush carrier (28) for holding the brushes (26) and preferably additional components (30, 31; 32). In contrast to a full equipping, the brush arrangement has less than six brushes (26), which are arranged on the circumference of the commutator (24) at an angular distance of approximately 60° to each other. Thus, the ripple of the rotor current, the torque oscillations, and the noise emission are clearly reduced and free space is created on the brush carrier for accommodating suppressor components (30, 31; 32).Type: ApplicationFiled: July 17, 2009Publication date: July 14, 2011Applicant: ROBERT BOSCH GMBHInventor: Gerald Roos
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Publication number: 20110167917Abstract: The invention relates to a housing (2) for a drive device, especially for an adjusting device and/or a windshield wiper drive in a motor vehicle, comprising a pressure compensating membrane (4) obturating a housing opening (7). The invention is characterized in that the pressure compensating membrane (4) has a peripheral sealing surface (11) which extends continuously in the direction of circumference. The invention further relates to a drive device and to a method for testing the operativeness of a pressure compensating membrane (4).Type: ApplicationFiled: March 10, 2009Publication date: July 14, 2011Applicant: ROBERT BOSCH GMBHInventors: Richard Hurst, Guenter Kastinger, Thomas Holzer, Alexander Dudek
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Publication number: 20110168115Abstract: Described is an electric machine (1) in a vehicle, in particular a starter or a starting device for starting an internal combustion engine, comprising a first electric terminal (2) and at least one second electric terminal (3). In order to make it easier and less expensive to design and assemble the electric machine in a vehicle, the at least two electric terminals (2, 3) are arranged such that an electric connection to the at least two terminals (2, 3) can he established by means of a connecting device that forms a unit and has at least two electric power cables.Type: ApplicationFiled: July 2, 2009Publication date: July 14, 2011Applicant: ROBERT BOSCH GMBHInventors: Mathias Fein, Reiner Hirning