EP3812092A3 - Pole sander - Google Patents

Pole sander Download PDF

Info

Publication number
EP3812092A3
EP3812092A3 EP20200124.4A EP20200124A EP3812092A3 EP 3812092 A3 EP3812092 A3 EP 3812092A3 EP 20200124 A EP20200124 A EP 20200124A EP 3812092 A3 EP3812092 A3 EP 3812092A3
Authority
EP
European Patent Office
Prior art keywords
elongate body
plate
passageway
electric motor
hood
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP20200124.4A
Other languages
German (de)
French (fr)
Other versions
EP3812092A2 (en
Inventor
Manfred Droste
Benjamin Schramm
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Black and Decker Inc
Original Assignee
Black and Decker Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from GB201915324A external-priority patent/GB201915324D0/en
Priority claimed from GB1919261.6A external-priority patent/GB2590685A/en
Priority claimed from GB1919262.4A external-priority patent/GB2590686A/en
Application filed by Black and Decker Inc filed Critical Black and Decker Inc
Publication of EP3812092A2 publication Critical patent/EP3812092A2/en
Publication of EP3812092A3 publication Critical patent/EP3812092A3/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
    • B24B7/10—Single-purpose machines or devices
    • B24B7/18—Single-purpose machines or devices for grinding floorings, walls, ceilings or the like
    • B24B7/182—Single-purpose machines or devices for grinding floorings, walls, ceilings or the like for walls and ceilings
    • B24B7/184—Single-purpose machines or devices for grinding floorings, walls, ceilings or the like for walls and ceilings pole sanders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B23/00—Portable grinding machines, e.g. hand-guided; Accessories therefor
    • B24B23/005—Auxiliary devices used in connection with portable grinding machines, e.g. holders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B23/00—Portable grinding machines, e.g. hand-guided; Accessories therefor
    • B24B23/02—Portable grinding machines, e.g. hand-guided; Accessories therefor with rotating grinding tools; Accessories therefor

Abstract

A handheld pole sander for performing different surface machining treatments including but not limited to sanding, polishing, grinding or rubbing a work surface comprising: an elongate body (102) having two ends; a sanding head (100) attached via a pivot mechanism (110) to a first end of the elongate body (102); an electric motor (114) mounted on the sanding head, the electric motor (114) being electrically controlled by control electronics (144) which provides electronic control signals to activate the motor (114); wherein the sanding head (100) comprises: a hood (112) comprising a plate; and an output spindle (118) which projects from the hood (112); a circular inner wall (166) formed on the underside of the plate in close proximity to the edge of the plate wherein the inner wall and underside of the plate to form a chamber (166) into which the output spindle (118) projects from the hood (112); wherein the electric motor (114), when activated, rotatingly drives the output spindle (118); wherein there is provided a rear housing (104) mounted on the end of the elongate body (102) remote from the sanding head; wherein the control electronics (144) for the electric motor (114) are mounted inside of the rear housing (104); wherein a wall (178) mounted on top of the plate which forms a tubular passageway from an aperture (130) formed through the plate (130) to an opening; wherein the elongate body comprises a first passageway (154) which extends through the length of the elongate body and which is used to transport air through the length of the elongate body (102); wherein a flexible pipe (128) connects between a first end of the first passageway at the first end of the elongate body (102) and the opening to connect the chamber (166) to the first passageway; wherein the motor is connected to the control electronics via an electric cable (146) characterised in that a part of the electric cable locates against the side of the flexible pipe (128).
EP20200124.4A 2019-10-23 2020-10-05 Pole sander Pending EP3812092A3 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB201915324A GB201915324D0 (en) 2019-10-23 2019-10-23 Pole sander
GB1919261.6A GB2590685A (en) 2019-12-23 2019-12-23 Pole sander
GB1919262.4A GB2590686A (en) 2019-12-23 2019-12-23 Pole sander

Publications (2)

Publication Number Publication Date
EP3812092A2 EP3812092A2 (en) 2021-04-28
EP3812092A3 true EP3812092A3 (en) 2021-05-05

Family

ID=72752367

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20200124.4A Pending EP3812092A3 (en) 2019-10-23 2020-10-05 Pole sander

Country Status (2)

Country Link
US (1) US20210122001A1 (en)
EP (1) EP3812092A3 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008055797A1 (en) * 2008-11-04 2010-05-06 Kai Roscher grinding machine
US20190105755A1 (en) * 2016-04-11 2019-04-11 Festool Gmbh Hand-Held Machine Tool Comprising a Disconnector
US20190232456A1 (en) * 2018-02-01 2019-08-01 Makita Corporation Long rod polishing device

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4685252A (en) * 1985-07-22 1987-08-11 Ponce Felix C Reciprocating sander
US5239783A (en) * 1991-08-20 1993-08-31 William Matechuk Drywall sander
US5511269A (en) * 1994-12-05 1996-04-30 Watson; Kay F. Battery powered tile cleaning apparatus
US5545080A (en) * 1995-02-16 1996-08-13 Porter-Cable Corporation Motorized sander having a sanding head mounted by a pivotal joint
IL125469A (en) * 1998-07-23 2001-07-24 Sherez Shaul Hand held cutting tool
US6468141B1 (en) * 2000-11-22 2002-10-22 John S. Conboy Drywall sander
DE102005021153A1 (en) 2005-05-02 2006-11-09 Flex-Elektrowerkzeuge Gmbh Hand-held grinding machine and tool holding device
DE102012111989A1 (en) 2012-12-07 2014-06-12 Flex-Elektrowerkzeuge Gmbh Hand held grinding machine
DE102013114469A1 (en) 2013-12-19 2015-06-25 Flex-Elektrowerkzeuge Gmbh Hand held grinding machine
DE102014103019A1 (en) 2014-03-06 2015-09-10 Flex-Elektrowerkzeuge Gmbh Tool head for a hand-held grinder and hand-held grinder
DE102014112355A1 (en) 2014-08-28 2016-03-03 Flex-Elektrowerkzeuge Gmbh Tool head and hand-held machine tool
DE102016106556A1 (en) * 2016-04-11 2017-10-12 Festool Gmbh Hand machine tool with a suction hose
CN109227254A (en) * 2017-07-10 2019-01-18 浙江博来工具有限公司 A kind of sander

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008055797A1 (en) * 2008-11-04 2010-05-06 Kai Roscher grinding machine
US20190105755A1 (en) * 2016-04-11 2019-04-11 Festool Gmbh Hand-Held Machine Tool Comprising a Disconnector
US20190232456A1 (en) * 2018-02-01 2019-08-01 Makita Corporation Long rod polishing device

Also Published As

Publication number Publication date
US20210122001A1 (en) 2021-04-29
EP3812092A2 (en) 2021-04-28

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