EP 3812092 A3 20210505 - POLE SANDER
Title (en)
POLE SANDER
Title (de)
STABSCHLEIFMASCHINE
Title (fr)
PONCEUSE À MANCHE
Publication
Application
Priority
- GB 201915324 A 20191023
- GB 201919261 A 20191223
- GB 201919262 A 20191223
Abstract (en)
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).
IPC 8 full level
B24B 7/18 (2006.01)
CPC (source: EP US)
B24B 7/184 (2013.01 - EP US); B24B 23/005 (2013.01 - US); B24B 23/02 (2013.01 - US)
Citation (search report)
- [XI] US 2019105755 A1 20190411 - WALKER NICO [DE], et al
- [A] US 2019232456 A1 20190801 - SUGITA FUMIHIDE [JP]
- [A] DE 102008055797 A1 20100506 - ROSCHER KAI [DE]
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
EP 3812092 A2 20210428; EP 3812092 A3 20210505; US 2021122001 A1 20210429
DOCDB simple family (application)
EP 20200124 A 20201005; US 202017075884 A 20201021