Patents by Inventor Ake A. Andersson

Ake A. Andersson has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20180180281
    Abstract: The invention relates to a method for operating a fluidized bed boiler, comprising: a) setting the ratio of secondary oxygen containing gas to primary oxygen containing fluidizing gas to a value ranging from 0.0 to 0.8; b) carrying out the combustion of fuel with a fluidized bed comprising ilmenite particle; and to a fluidized bed boiler.
    Type: Application
    Filed: June 7, 2016
    Publication date: June 28, 2018
    Inventors: Bengt-Ake Andersson, Fredrik Lind, Henrik Thunman
  • Publication number: 20180087882
    Abstract: A jacketed tracer projectile intended for small-caliber and medium-caliber weapons includes, a metal core including a tracer device, in particular in the form of a pyrotechnic tracer charge, disposed inside a cavity in the metal core in the rear part of the projectile. The cavity is designed to prevent the tracer device from becoming separated from the cavity during the discharge phase of the tracer projectile. The cross-sectional area of the cavity is typically polygonal. A method for the application of the tracer device in the tracer projectile is also provided.
    Type: Application
    Filed: March 29, 2016
    Publication date: March 29, 2018
    Applicant: NAMMO VANÄSVERKEN AB
    Inventors: Åke ANDERSSON, Andreas BJÄRSTÄTT, Henrik JOHANSSON, Lina NORUM
  • Publication number: 20180038586
    Abstract: The invention is in the technical field of bubbling fluidized bed combustion and relates to the use of ilmenite particles with an average particle size <dp> between 0.1 mm and 1.8 mm as bed material for a bubbling fluidized bed (BFB) boiler with an excess air ratio (?) below 1.3 and to a method for operating a bubbling fluidized bed (BFB) boiler, comprising carrying out the combustion process with a bubbling fluidized bed comprising ilmenite particles as defined in any one of claims 1 and 4-5; and setting the excess air ratio (?) to a value below 1.3.
    Type: Application
    Filed: December 17, 2015
    Publication date: February 8, 2018
    Inventors: Bengt-Ake Andersson, Fredrik Lind, Henrik Thunman
  • Patent number: 9203278
    Abstract: A mounting bracket for an electrical motor having two mounting interfaces at different distances from the bottom surface to be used in combination with two stator frames of different sizes. A method for obtaining equal shaft heights for electrical motors having stator frames of different sizes.
    Type: Grant
    Filed: September 16, 2011
    Date of Patent: December 1, 2015
    Assignee: ABB Technology Ltd
    Inventors: Ake Andersson, Gustav Borg
  • Publication number: 20150144019
    Abstract: The invention relates to a lead-free projectile (5) having improved performance and intended for small-bore weapons, configured so that the quantity of toxic metal particles and gases which is formed by the friction between the projectile (5) and the inner side of the weapon upon firing of the projectile (5) is reduced, at the same time as the performance of the projectile (5) is improved or maintained.
    Type: Application
    Filed: May 16, 2013
    Publication date: May 28, 2015
    Applicant: Nammo Vanasverken AB
    Inventors: Ake Andersson, Fredrik Erninge, Henrik Johansson, Thomas Mauritzson
  • Publication number: 20150136098
    Abstract: The following invention relates to an ignition coil assembly for an ignition system comprising an ignition coil where said assembly has a main axis and is configured for insertion into and/or removal out of a well associated with an internal combustion engine, wherein the assembly comprises an elongated extension body made of flexible material, said extension body comprising an upper end portion and a lower end portion wherein the extension body is arranged to be transversally bendable in relation to the main axis so that the upper end portion and the lower end portion may assume an angle (?) in relation to each other.
    Type: Application
    Filed: May 14, 2013
    Publication date: May 21, 2015
    Applicant: SEM AB
    Inventors: Lars-Ake Andersson, Jorgen Bengtsson, Bert Gustafsson
  • Publication number: 20150032361
    Abstract: This invention relates to an engine for a vehicle using alternative fuel, preferably gas, comprising an engine (5) having a spark ignited ignition system (2) wherein said ignition system (2) includes misfire detection by means of a sensor device (4) providing information to a control system (20), connected to or within said ignition system (2), and wherein said combustion includes diluted operation to optimize emissions wherein said sensor device (4) includes an ion sensing measurement means (40) arranged to measure an ion current in said engine (5) and that said ignition system (2) has a built-in function to detect misfiring through an analysis of the ion current of the engine (5) during combustion.
    Type: Application
    Filed: February 11, 2013
    Publication date: January 29, 2015
    Applicant: SEM AB
    Inventors: Jõrgen Bengtsson, Lars-Åke Andersson, Bert Gustafsson
  • Patent number: 8564163
    Abstract: A mounting bracket for an electrical motor having two mounting interfaces at different distances from the bottom surface to be used in combination with two stator frames of different sizes. A method for obtaining equal shaft heights for electrical motors having stator frames of different sizes.
    Type: Grant
    Filed: September 16, 2011
    Date of Patent: October 22, 2013
    Assignee: ABB AB
    Inventors: Ake Andersson, Gustav Borg
  • Publication number: 20120007457
    Abstract: A mounting bracket for an electrical motor having two mounting interfaces at different distances from the bottom surface to be used in combination with two stator frames of different sizes. A method for obtaining equal shaft heights for electrical motors having stator frames of different sizes.
    Type: Application
    Filed: September 16, 2011
    Publication date: January 12, 2012
    Inventors: Ake Andersson, Gustav Borg
  • Publication number: 20110005838
    Abstract: The invention relates to a horizontal directional drilling system, comprising a dual string (1), said dual string (1) comprising an inner string (2), and an outer string (3), said inner string (2) is rotatable independently of said outer string (3), a first rotary drive system (4) to drive said inner string (2), a second rotary drive system (5) to drive said outer string (3), a frame (11) to movably support said rotary drive systems (4, 5), a front casing (7) fitted to a distal end of said outer string (3), a drive shaft (8) coaxially positioned into said front casing (7) and connected with said inner string (2) and a hammer (9) connected to said front casing (7) and operable in response to rotation of said drive shaft (8), said hammer (9) comprising a drill head (90) and a drill bit (91) wherein said drill head (90) generating percussive energy using pressurized fluid, e.g. pressurized air, supplied through an annular passage between said outer string (3) and said inner string (2).
    Type: Application
    Filed: March 6, 2009
    Publication date: January 13, 2011
    Applicant: STYRUD INGENJORSFIRMA AKTIEBOLAG
    Inventors: Jerry Granberg, Per Ake Andersson, Johan Blomdahl
  • Patent number: 7538717
    Abstract: The present invention refers to an airborne radar device (1) comprising at least two antennas (2, 3) and clutter suppressing means (4). The radar device is arranged, via the antennas (2, 3) to send out radar pulses focused in main lobes (5) and the antennas are arranged to receive reflecting pulses. The antennas (2, 3) are separated from each other vertically. The radar device (1) comprises means (6) for transforming the received radar pulses into complex video signals in the form sequences of range bins (Rk). The video signals are represented in a first channel (K1) and a second channel (K2).
    Type: Grant
    Filed: December 20, 2002
    Date of Patent: May 26, 2009
    Assignee: SAAB AB
    Inventors: Osten Erikmats, Svenolov Rizell, Per-Arne Kindberg, Ake Andersson
  • Patent number: 7437988
    Abstract: A pressure activated piston-cylinder device includes a cylinder barrel with a cylinder bore, a piston with a piston rod movably guided in the cylinder bore, and a piston position sensing and indicating device. The piston position sensing and indicating device includes a magnetic activating element carried on the piston and an elongate electronic contact free transducer mounted on the cylinder barrel. The cylinder barrel includes a standard type extruded aluminum alloy barrel with an outer channel which extends in an offset parallel disposition relative to the cylinder bore, and a circuit board with electronic components connected to the transducer. The transducer as well as the circuit board are located in the groove in the cylinder barrel.
    Type: Grant
    Filed: April 7, 2004
    Date of Patent: October 21, 2008
    Assignee: Parker Hannifin AB
    Inventors: Bo Ake Andersson, Pär Gunnar Johan Johansson
  • Publication number: 20060109173
    Abstract: The present invention refers to an airborne radar device (1) comprising at least two antennas (2, 3) and clutter suppressing means (4). The radar device is arranged, via the antennas (2, 3) to send out radar pulses focused in main lobes (5) and the antennas are arranged to receive reflecting pulses. The antennas (2, 3) are separated from each other vertically. The radar device (1) comprises means (6) for transforming the received radar pulses into complex video signals in the form sequences of range bins (Rk). The video signals are represented in a first channel (K1) and a second channel (K2).
    Type: Application
    Filed: December 20, 2002
    Publication date: May 25, 2006
    Applicant: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Osten Erikmats, Svenolov Rizell, Per-Arne Kindberg, Ake Andersson
  • Publication number: 20040243344
    Abstract: The invention relates to a method for an analysis tool for analysisis of the sensor performance of a system of sensors, which method comprises analytical calculation of a sensor system's measurement characteristics at each point in a given geographical area. The method comprises obtaining performacne parameters (1, 2, 3) from N sensors that are in the system. The method is characterized in that a set of analytical performance parameters (5) for the system is calculated by the performance parameters (1, 2, 3) being fused irrespective of the different measurement characteristics of the sensors in the system with regard to the given perforamance parameters (1, 2, 3) and in that the analyticcal parameters are used in the analysis of the performance of the sensor system. The invention also relates to a device for use of the method and to the use of the method and the device.
    Type: Application
    Filed: June 24, 2004
    Publication date: December 2, 2004
    Inventors: Thomas Kronhamn, Ake Andersson
  • Patent number: 5000058
    Abstract: A drive unit on the pedestal of an industrial robot includes a gear unit having a hollow output gear shaft driven by a drive motor, and the base of the industrial robot includes a bearing on which the pedestal is rotatably mounted and whose axis of rotation is essentially coincident with the axis of rotation of the output gear shaft, and a torsionally rigid but otherwise flexible shaft coupling connects the output gear shaft to the base.
    Type: Grant
    Filed: September 29, 1989
    Date of Patent: March 19, 1991
    Assignee: Asea Brown Boveri AB
    Inventors: Ake Andersson, Ake sterberg
  • Patent number: 4759242
    Abstract: A device at impact wrench, particularly for wheel nuts and wheel bolts and of the type which incorporates a shaft (2) with a handle (3) in one end and a socket in the opposite end (4), whereby the shaft between its ends is provided with a hub (6) about which is rotatably arranged an impact arm (8) which carries weights and is arranged to transfer impact movement to the shaft via stops (7) arranged at the hub, whereby in connection to the hub (6) is arranged members (7, 10) arranged to limit the ability of the impact arm (8) to transfer movement to the shaft (2) which carries the socket in one direction of movement of said impact arm.
    Type: Grant
    Filed: March 2, 1987
    Date of Patent: July 26, 1988
    Inventor: Sten-Ake Andersson
  • Patent number: 4751801
    Abstract: Post for traffic signals, signs, information signs and the like comprising a foundation part fixed to the ground and a post part connected to the foundation part by a shock absorbing coupling which allows the post part to be released from the foundation part without the latter being substantially separated from the ground fixation. Personal damage is eliminated or reduced in an unintentional collision with the post by the coupling (5) which consists of at least two telescopically cooperating parts, one fixed to the foundation part (1) and the other fixed to the post part (6), which parts have a cooperating direction of displacement arranged perpendicular to the longitudinal axis of the post, and which telescoping parts frictionally contact at cooperating surfaces so that a friction force is generated by relative displacement of the parts.
    Type: Grant
    Filed: July 17, 1986
    Date of Patent: June 21, 1988
    Inventor: Ake Andersson
  • Patent number: 4369898
    Abstract: A machine adapted to fill liquid products, under sterile conditions, into bottles has at least one quantitation pump and a piston servo motor for driving the same. The stroke of the servo motor can be adjusted to suit the quantity to be supplied to each bottle, and a sterile filter is fitted downstream of the pump. A valve is provided to disconnect the pump from the source supplying the liquid, and permit testing of the filter by means of pressurized air or gas. This may be supplied by the pump or by an external source.
    Type: Grant
    Filed: March 8, 1978
    Date of Patent: January 25, 1983
    Inventor: Ake Andersson
  • Patent number: 4343442
    Abstract: The present invention relates to a fishing reel having a hand crank, a transmission connected to the hand crank for retrieval of the fishing line, and a sliding clutch adjustable by means of a control mechanism for a line spool which is rotatable by means of the line at a pull in the line sufficient to overcome the brake force of the sliding clutch. The invention is characterized by a power transmission mechanism between a transmission element and the sliding clutch, which power transmission mechanism is operable by a torque from the hand crank on line retrieval and adapted, when operated by such torque, to transmit a force corresponding to said torque to the sliding clutch as an addition to the brake force set by means of the control mechanism.
    Type: Grant
    Filed: August 1, 1980
    Date of Patent: August 10, 1982
    Assignee: Abu Aktiebolag
    Inventor: Jan-Ake Andersson
  • Patent number: D291961
    Type: Grant
    Filed: May 9, 1984
    Date of Patent: September 22, 1987
    Inventor: Sten-Ake Andersson