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.
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
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.
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
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
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
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.
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.
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
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
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