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Jakobi, DE
Andreas Jakobi, Stuttgart DE
| Patent application number | Description | Published |
|---|---|---|
| 20080319584 | PROCEDURE FOR CONTROLLING AN INJECTION VALVE - The invention concerns a procedure for controlling an injection valve, at which the injection valve is supplied with current that is provided by a condenser during a holding phase, at which the injection valve is kept open. The invention further concerns a device for controlling an injection valve, which is customized to cause the condenser to provide the injection valve during a holding phase, at which the injection valve is kept open, with current. | 12-25-2008 |
Dietlinde Jakobi, Koln DE
| Patent application number | Description | Published |
|---|---|---|
| 20090016926 | THERMOSTABLE AND CORROSION-RESISTANT CAST NICKEL-CHROMIUM ALLOY - A nickel-chromium casting alloy comprising, in weight percent, up to 0.8% of carbon, up to 1% of silicon, up to 0.2% of manganese, 15 to 40% of chromium, 0.5 to 13% of iron, 1.5 to 7% of aluminum, up to 2.5% of niobium, up to 1.5% of titanium, 0.01 to 0.4% of zirconium, up to 0.06% of nitrogen, up to 12% of cobalt, up to 5% of molybdenum, up to 6% of tungsten and from 0.01 to 0.1% of yttrium, remainder nickel, has a high resistance to carburization and oxidation even at temperatures of over 1130° C. in a carburizing and oxidizing atmosphere, as well as a high thermal stability, in particular creep rupture strength. | 01-15-2009 |
| 20110272070 | NICKEL-CHROMIUM-ALLOY - A nickel chromium alloy with 0.4 to 0.6% carbon, 28 to 33% chromium, 15 to 25% iron, 2 to 6% aluminum, up to 2% silicon, up to 2% manganese, up to 1.5% niobium, up to 1.5% tantalum, up to 1.0% tungsten, up to 1.0% titanium, up to 1.0% zirconium, up to 0.5% yttrium, up to 1.0% cerium, up to 0.5% molybdenum, up to 0.1% nitrogen, remainder nickel, has a high oxidation and carburization stability, long-term rupture strength and creep resistance. This alloy is particularly suited as a material for components of petrochemical plants and for parts, for example tube coils of cracker and reformer furnaces, pre-heaters, and reformer tubes, as well as for use for parts of iron ore direct reduction plants. | 11-10-2011 |
Harald Jakobi, Frankfurt DE
Knut Jakobi, Jena DE
| Patent application number | Description | Published |
|---|---|---|
| 20090260399 | Device for electrically grounding a float glass production apparatus - The float glass apparatus has a glass melt producing unit including a melting tank and a refining tank for the glass melt, a float tank including a metallic basin and metal bath contained in the basin, conducting devices for conducting the glass melt from the glass melt producing unit to the metal bath and auxiliary devices as needed. In order to minimize bubble defects and extend service life of apparatus parts made from platinum or a platinum alloy, the apparatus includes a device for minimizing direct current flowing between the glass melt producing unit and the float tank, which includes an auxiliary electrode connected with ground and located in the glass melt producing unit in electrical contact with the glass melt and a direct electrical connection between the metallic basin of the float tank and ground. | 10-22-2009 |
Manfred Jakobi, Schlotheim DE
| Patent application number | Description | Published |
|---|---|---|
| 20090056100 | Method for attaching guide means to a flexible sheet-like structure and preparatory device therefor - The invention relates to a method for attaching guide means ( | 03-05-2009 |
Markus Jakobi, Furstenfeldbruck DE
| Patent application number | Description | Published |
|---|---|---|
| 20080246350 | Secondary Part of a Linear Electrical Machine, and Method for its Production - The invention relates to a secondary part ( | 10-09-2008 |
| 20090001822 | Electrical Machine Having Plastic-Sheathed Pole Teeth, and a Corresponding Method - The production effort for electrical machines with pole teeth which are fitted with permanent magnets is intended to be reduced. A permanent magnet is inserted between two pole teeth halves ( | 01-01-2009 |
| 20100237717 | POLE TOOTH WITH END FACE LAMINATE FOR CONNECTION OF POLE TOOTH HALVES AND CORRESPONDING METHOD FOR PRODUCTION OF A POLE TOOTH - Electrical machines having pole teeth which can be equipped with a permanent magnet are intended to be capable of being assembled more easily. Provision is made for this purpose for two pole tooth halves ( | 09-23-2010 |
Martin Jakobi, Schwelm DE
| Patent application number | Description | Published |
|---|---|---|
| 20090033170 | Rotor Of An Asynchronous Machine - The invention relates to a rotor of an asynchronous machine with grooves ( | 02-05-2009 |
Ralf Jakobi, Floersheim DE
| Patent application number | Description | Published |
|---|---|---|
| 20110174151 | PNEUMATIC BRAKE BOOSTER - A tandem-type pneumatic brake booster, in particular for hydraulic vehicle brake systems, having a housing comprising a first and a second housing half shell, the interior of which is divided with the aid of a partition into a front and a rear booster chamber, wherein the partition has a centrally arranged, circular cavity, through which a control housing or a cylindrical control housing extension extends, and the partition rests sealingly against the control housing or the control housing extension by a sealing element, having a first and a second movable wall, which respectively subdivide the front and the rear booster chamber into a first low-pressure chamber and a first working chamber and into a second low-pressure chamber and a second working chamber, having at least one connecting conduit between the first working chamber and the second working chamber in order to equalize the pressure between said two working chambers. | 07-21-2011 |
Ralf Jakobi, Florsheim DE
| Patent application number | Description | Published |
|---|---|---|
| 20080202327 | Pneumatic Servobrake and Diaphragm Therefor - A pneumatic brake booster with a booster housing, which comprises a first and a second housing shell and is subdivided into a working chamber and a vacuum chamber by an axially movable wall to which a pneumatic differential pressure can be applied, with the movable wall being formed of a diaphragm plate and a diaphragm abutting thereon that includes a radially inward sealing bead and a radially outward sealing bead for sealing the two chambers and the radially outward sealing bead is compressible between the housing shells. To improve the compression of the radially outward sealing bead, the radially outward sealing bead has a circumferential, uniform rib structure. | 08-28-2008 |
| 20100288119 | BRAKE SERVO - A brake servo whose valve piston has a concentric sealing seat which projects axially beyond a second sealing seat, with the concentric sealing seat having at least one recess for throttling the air volume flow. The controllability and also the noise characteristics of the brake servo can be improved in this way. | 11-18-2010 |
Reinhard Jakobi, Maxdorf DE
| Patent application number | Description | Published |
|---|---|---|
| 20110318524 | METHOD FOR PRODUCING A COMPOSITE COMPONENT BY MULTI-COMPONENT INJECTION MOLDING - The invention relates to processes for the production of a composite component via multicomponent injection molding, where the composite component comprises a main body composed of a thermoplastic A) and an external layer composed of a foamed thermoplastic B), where the main body is produced in a first process step a) via injection molding of the thermoplastic A) and subsequent hardening of the same in an injection mold, and an external layer is injected on to the main body in a second process step b) which follows directly, via injection molding of a mixture comprising the thermoplastic B) and comprising a chemical blowing agent, and the mixture is subsequently hardened in the same injection mold, with somewhat extended cavity, and the external layer injected on to the main body is foamed in a further process step d) via introduction of heat, and the composite component is solidified via cooling in a final process step e), where an essential feature of the invention is that it comprises using, as thermoplastic B) in the mixture used in process step b), at least one polyamide whose modulus of elasticity derived from the tensile test (tensile modulus) E | 12-29-2011 |
Richard Jakobi, Winnenden DE
| Patent application number | Description | Published |
|---|---|---|
| 20110079190 | Camshaft unit - In a camshaft unit, particularly of an internal combustion engine, comprising a camshaft connected to a drive unit to be driven thereby, a phase displacement unit including an actuating gear and a control unit with a rotor and a stator unit in the form of a brake element for adjusting a phase relation between the drive unit and the camshaft, and a bearing device for supporting part of the control unit, the bearing device is designed to accommodate radial tolerances between the stator element and the rotor element. | 04-07-2011 |
| 20110088643 | Valve train device - In a valve drive train device, in particular for a valve drive of an internal combustion engine, with a switching unit comprising an actuator with a solenoid unit and with a control unit for monitoring switching operations of the switching unit provided for switching an axially displaceable cam element by means of a switch gate, the control unit for monitoring the switching unit is taking into account at least one characteristic value of a voltage integral over a voltage which is induced in a coil of the switching unit during the switching operation and is adjusting the value with respect to a characteristic limit value stored in the control unit. | 04-21-2011 |