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Alm, SE

Anna-Karin Alm, Oskarsborg SE

Patent application numberDescriptionPublished
20100331719METHOD AND IMPLANTABLE MEDICAL DEVICE (IMD) FOR MONITORING PERMEABILITY STATUS OF CELL MEMBRANES - An implantable medical device comprises a signal generator for generating a current signal having a frequency in a frequency window slightly less than the β-dispersion frequency of a tissue and applying the signal over the tissue. A signal measurer measures the resulting voltage signal and an impedance parameter is calculated from the applied and measured signal by a parameter determiner. A status monitor monitors the permeability status of cell membranes in the tissue based on this impedance parameter.12-30-2010

Carl-Axel Alm, Lund SE

Patent application numberDescriptionPublished
20090141143NETWORK CAMERA - The invention relates to a network camera comprising an image acquisition part, an image processing part, a flat cable connecting the image acquisition part with a first end of the image processing part, and an inlet for an external data cable arranged at a second end of the image processing part. The image acquisition part is tiltable around a first axis in relation to the image processing part, the image processing part and the image acquisition part in combination are rotatable around a second axis, and the first and second axes are essentially perpendicular to each other.06-04-2009

Christer Alm, Göteborg SE

Patent application numberDescriptionPublished
20100139249EXHAUST GAS AFTER TREATMENT SYSTEM - An exhaust gas after treatment system includes a diesel particulate filter unit (DPFU) provided downstream of a diesel engine, a selective catalytic reduction (SCR) arrangement provided in fluid communication with said DPFU, a first injector for feeding reducing agent into the exhaust gas provided downstream of said DPFU and upstream of said SCR, at least one NOx sensor provided downstream of said SCR for providing at least one NOx signal to a NOx coordinator, at least one temp sensor provided upstream and/or downstream of said SCR for providing at least one temp signal to said NOx coordinator, wherein said NOx coordinator is provided for switching said diesel engine into a high NOx mode or a low NOx mode depending on the values of the at least one NOx signal and the at least one temp signal.06-10-2010

Christer Alm, Göteborg SE

Patent application numberDescriptionPublished
20080264049Method for Internal Combustion Engine With Exhaust Recirculation - A method is provided for maintaining the heat in an exhaust after treatment system connected to the exhaust pipe of an internal combustion engine. The engine is used to propel a vehicle and is equipped with a valve-controlled EGR duct for the adjustable recirculation of exhaust gases from the exhaust side of the engine to its induction side. According to the invention, it is detected that neither the braking system nor the throttle control mechanism of the vehicle is activated and that the vehicle is being driven at a speed in excess of a predetermined value. After this, the gas flow through the EGR duct is regulated so that the gas flow to the exhaust aftertreatment system is reduced to a level which is less than about 50% of the gas flow to the exhaust aftertreatment system with shut-off EGR valve.10-30-2008
20100139249EXHAUST GAS AFTER TREATMENT SYSTEM - An exhaust gas after treatment system includes a diesel particulate filter unit (DPFU) provided downstream of a diesel engine, a selective catalytic reduction (SCR) arrangement provided in fluid communication with said DPFU, a first injector for feeding reducing agent into the exhaust gas provided downstream of said DPFU and upstream of said SCR, at least one NOx sensor provided downstream of said SCR for providing at least one NOx signal to a NOx coordinator, at least one temp sensor provided upstream and/or downstream of said SCR for providing at least one temp signal to said NOx coordinator, wherein said NOx coordinator is provided for switching said diesel engine into a high NOx mode or a low NOx mode depending on the values of the at least one NOx signal and the at least one temp signal.06-10-2010

Patent applications by Christer Alm, Göteborg SE

Ivar Alm, Ockero SE

Patent application numberDescriptionPublished
20100270874ARRANGEMENT FOR A POWER ELECTRONICS UNIT IN A HYBRID VEHICLE - In an arrangement for a power electronics unit in a HEV, the HEV including a combustion engine, an electric motor/generator, a transmission, the power electronics unit is shaped as a plate. The plate is extended along a transmission side, the power electronics unit is fixed to the power train with a first attachment point. All attachment points have a total thermal conductivity corresponding to more than 10 degrees temperature difference on a Kelvin-scale between the power electronics unit and outside surface of said first transmission side and/or outside surface of the motor/generator for 5 kW of heat originating from one side of said attachment point. Embodiments also including sound damping capabilities are disclosed. The arrangement facilitates use of fewer parts and increased functionality.10-28-2010
20110005849ARRANGEMENT FOR A POWER ELECTRONICS UNIT IN A HYBRID VEHICLE - Arrangement for a power electronics unit in a hybrid vehicle power train, where all attachment points have a total thermal conductivity corresponding to less than 10 degrees temperature difference on a Kelvin-scale between electronics of said power electronics unit and the outside of said first transmission side for 5 kW of heat originating from one side of said attachment point. Arrangements including sound damping capabilities are disclosed. The arrangement can provide fewer parts and increased functionality of the power electronics unit.01-13-2011

Per Alm, Fagersta SE

Patent application numberDescriptionPublished
20080253848NEGATIVE INSERT FOR CUTTING MACHINING - A negative insert for cutting machining has a top side, a clearance side perpendicular thereto and a cutting edge in a region interconnecting these sides and extending substantially in parallel with these sides. The insert has further a flat or rounded chamfer connecting the cutting edge to the clearance side on at least one lateral side of the insert in the region of a corner thereof. The chamfer makes an angle of 1°-15° with the clearance side for enabling application of the chamfer substantially tangentially to a work piece to be machined for bearing of the insert in two dimensions against the work piece during cutting machining operation carried out by the insert.10-16-2008

Sture Alm, Hallekis SE

Patent application numberDescriptionPublished
20100012648METHOD OF TREATING A CRANKSHAFT - Method for treating a crank pin of a crank shaft. In the method hardness of the crank pin surface is measured and when the hardness is over a predetermined limit value, depth of the hard spot is measured. Heat treatment parameters are determined at least on the basis of the depth measurement and the hard spot is heat treated. During the heat treatment the hard spot is heated by an induction heating device.01-21-2010