Patents Assigned to MIRKA LTD
  • Publication number: 20200023495
    Abstract: The presented solution discloses conduit arrangements in an intermediate pad (20, 100), a backing pad (10, 200) and an abrading article (300, 400). The conduit arrangements enable controlled conveyance of air onto and extraction of air and debris from the surface of an intermediate pad (20, 100), a backing pad (10, 200) and an abrading article (300, 400). The presented solution is an intermediate pad (20, 100) suitable for use in an abrading system. The presented solution is an abrading system comprising an intermediate pad (20, 100). The presented solution is a backing pad (10, 200) suitable for use in an abrading apparatus (1). The presented solution is an abrading system comprising a backing pad (10, 200). The presented solution is an abrading article (300, 400) suitable for use in an abrading system. The presented solution is an abrading system comprising an abrading article (300, 400). The presented solution further relates to methods of using an abrading system for extracting abrading debris.
    Type: Application
    Filed: February 13, 2017
    Publication date: January 23, 2020
    Applicant: Mirka Ltd
    Inventors: Stig Finnäs, Simon Bäck
  • Publication number: 20190337138
    Abstract: “The application concerns a cooling arrangement for a power tool and a power tool comprising the cooling arrangement. According to an aspect of the invention a cooling arrangement for a power tool comprises a housing of the power tool and electronics. The electronics include at least one circuit board and at least one electronic component. The electronics comprise at least one heat conductive area. The at least one heat conductive area is arranged to be heat conductively connected to the housing of the power tool.
    Type: Application
    Filed: February 28, 2017
    Publication date: November 7, 2019
    Applicant: Mirka Ltd
    Inventors: Stig Finnäs, Caj Nordström, Tomas Södergård
  • Publication number: 20190283202
    Abstract: A power tool includes a grinder, sander or a polisher, which has two working modes. According to an embodiment a dual power tool includes a motor operable in two operational directions, where an operational mode of the dual mode power tool is changeable by changing operational direction of the motor.
    Type: Application
    Filed: December 9, 2016
    Publication date: September 19, 2019
    Applicant: Mirka Ltd
    Inventors: Matias Nybacka, Caj Nordström
  • Publication number: 20190111543
    Abstract: Provided is a flexible abrasive product (1) comprising a knitted cloth (2) on a first side of the flexible abrasive product (1), grinding agents (50) applied on a second side of the flexible abrasive product (1) facing the first side, and a plurality of loops (71) protruding from the cloth (2) and from the first side, each loop (71) being formed by a pair of bottom-half arcs (76) connected by a protruding head (77) and the loops (71) being arranged in rows extending in the wale direction (W) of the cloth (2), wherein the bottom-half arcs (76) are interlaced in the cloth (2), and the protruding heads (77) of the loops (71) are interconnected with one another outside of the cloth (2) so as to form rows (73) of interconnected loops (71), which rows (73) extend in the wale direction (W) of the cloth (2).
    Type: Application
    Filed: April 4, 2016
    Publication date: April 18, 2019
    Applicant: MIRKA LTD.
    Inventors: Niina Kyynarainen, Nicolas Schumacher, Jan Grön
  • Patent number: 10086501
    Abstract: The invention relates to obtaining an abrasive product comprising a backing layer and an abrasive layer, wherein the backing layer comprises propylene homopolymer or copolymer.
    Type: Grant
    Filed: February 26, 2013
    Date of Patent: October 2, 2018
    Assignee: KWH MIRKA LTD
    Inventors: Beatriz Esteban, Göran Höglund, Hans Hede, Markus Kass, Mats Sundell
  • Patent number: 10076826
    Abstract: The invention relates to obtaining an abrasive product comprising a surface with multiple abrasive zones supported by a backing layer. The abrasive zone are surrounded by interconnected channel portions comprising first channel portions with a first transverse dimension td1 and second channel portions with a second transverse dimension td2 larger than the first transverse dimension td1.
    Type: Grant
    Filed: August 27, 2015
    Date of Patent: September 18, 2018
    Assignee: KWH MIRKA LTD
    Inventors: Beatriz Meana-Esteban, Göran Höglund, Hans Hede, Markus Kass, Mats Sundell
  • Publication number: 20180215011
    Abstract: A polishing pad for polishing a surface, material for a polishing pad and a method for manufacturing material for a polishing pad. A polishing pad has a backing layer and a polishing layer made of sheep wool fibres fixed onto a surface of the backing layer, wherein the polishing layer has loops made of sheep wool fibres.
    Type: Application
    Filed: January 28, 2015
    Publication date: August 2, 2018
    Applicant: KWH MIRKA LTD
    Inventors: Hans HEDE, Göran HÖGLUND
  • Publication number: 20180178351
    Abstract: An abrasive product having an abrasive surface, a belt of an abrasive product, a roll of an abrasive product and a method for manufacturing an abrasive product. An abrasive product includes a backing and an abrasive surface. The abrasive surface includes at least a first abrasive area and a second abrasive area, wherein abrasive properties of the first abrasive area are different from abrasive properties of the second abrasive area.
    Type: Application
    Filed: May 25, 2016
    Publication date: June 28, 2018
    Applicant: KWH MIRKA LTD
    Inventors: Stefan LINDVALL, Mats SUNDELL
  • Patent number: 9963625
    Abstract: Composite body comprises nanofibrillar cellulose (NFC) together with abrasive particles (AP). The nanofibrillar cellulose forms a 3-dimensional connecting network for the abrasive particles (AP). The abrasive particles have a hardness above 7 on Mohs scale. The composite body is used for grinding, polishing or cutting.
    Type: Grant
    Filed: September 5, 2014
    Date of Patent: May 8, 2018
    Assignees: UPM-KYMMENE CORPORATION, KWH MIRKA LTD
    Inventors: Hans Hede, Christer Kavander, Mats Sundell, Antti Laukkanen
  • Publication number: 20170297809
    Abstract: The invention relates to a package for a material roll, for example, an abrasive material roll. The material roll comprises a package body part and a lid part, wherein the package further comprises positioning openings at both end sides of the package for positioning the material roll inside the package. Positioning openings are arranged to be formed when lid part of the package is closed. The invention further relates to a material roll, a material dispenser and a use of a package with a material roll.
    Type: Application
    Filed: July 1, 2015
    Publication date: October 19, 2017
    Applicant: KWH MIRKA LTD
    Inventors: Göran HÖGLUND, Beatriz MEANA-ESTEBAN, Kim NYLUND
  • Patent number: 9616551
    Abstract: The invention relates to obtaining an abrasive product comprising a surface with multiple abrasive zones supported by a backing layer. The abrasive zone are surrounded by interconnected channel portions comprising first channel portions with a first transverse dimension td1 and second channel portions with a second transverse dimension td2 larger than the first transverse dimension td1.
    Type: Grant
    Filed: February 26, 2013
    Date of Patent: April 11, 2017
    Assignee: KWH MIRKA LTD
    Inventors: Beatriz Meana-Esteban, Göran Höglund, Hans Hede, Markus Kass, Mats Sundell
  • Patent number: D739199
    Type: Grant
    Filed: January 17, 2014
    Date of Patent: September 22, 2015
    Assignee: KWH MIRKA LTD.
    Inventor: Stig Finnaes
  • Patent number: D740637
    Type: Grant
    Filed: December 18, 2012
    Date of Patent: October 13, 2015
    Assignee: KWH MIRKA LTD
    Inventor: Stig Finnas
  • Patent number: D761572
    Type: Grant
    Filed: June 20, 2014
    Date of Patent: July 19, 2016
    Assignee: KWH MIRKA LTD
    Inventor: Goran Hoglund
  • Patent number: D764272
    Type: Grant
    Filed: January 8, 2015
    Date of Patent: August 23, 2016
    Assignee: KWH MIRKA LTD
    Inventors: Goran Hoglund, Beatriz Meana-Esteban, Kim Nylund
  • Patent number: D771959
    Type: Grant
    Filed: June 20, 2014
    Date of Patent: November 22, 2016
    Assignee: KWH MIRKA LTD
    Inventor: Goran Hoglund
  • Patent number: D786519
    Type: Grant
    Filed: July 21, 2015
    Date of Patent: May 9, 2017
    Assignee: KWH MIRKA LTD
    Inventors: Göran Höglund, Hans Hede
  • Patent number: D802032
    Type: Grant
    Filed: December 18, 2015
    Date of Patent: November 7, 2017
    Assignee: KWH MIRKA LTD
    Inventors: Pelle Reinius, Hans Himbert
  • Patent number: D816131
    Type: Grant
    Filed: March 8, 2017
    Date of Patent: April 24, 2018
    Assignee: MIRKA LTD
    Inventor: Kjell Nymark
  • Patent number: D816132
    Type: Grant
    Filed: March 8, 2017
    Date of Patent: April 24, 2018
    Assignee: MIRKA LTD
    Inventor: Kjell Nymark