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1. US20080032612 - Apparatus for grinding a surface comprising two movably arranged hoods

Office United States of America
Application Number 11795669
Application Date 20.01.2006
Publication Number 20080032612
Publication Date 07.02.2008
Grant Number 7438633
Grant Date 21.10.2008
Publication Kind B2
IPC
B24B 23/00
BPERFORMING OPERATIONS; TRANSPORTING
24GRINDING; POLISHING
BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
23Portable grinding machines, e.g. hand-guided; Accessories therefor
CPC
B24B 7/188
BPERFORMING OPERATIONS; TRANSPORTING
24GRINDING; POLISHING
BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING
7Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
10Single-purpose machines or devices
18for grinding floorings, walls, ceilings or the like
188with cylinder- or belt-type tools
B24B 29/005
BPERFORMING OPERATIONS; TRANSPORTING
24GRINDING; POLISHING
BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING
29Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
005using brushes
B24B 55/052
BPERFORMING OPERATIONS; TRANSPORTING
24GRINDING; POLISHING
BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING
55Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
04Protective covers for the grinding wheel
05specially designed for portable grinding machines
052with rotating tools
B24B 55/057
BPERFORMING OPERATIONS; TRANSPORTING
24GRINDING; POLISHING
BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING
55Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
04Protective covers for the grinding wheel
05specially designed for portable grinding machines
057with belt-like tools
B24B 55/10
BPERFORMING OPERATIONS; TRANSPORTING
24GRINDING; POLISHING
BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING
55Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
06Dust extraction equipment on grinding or polishing machines
10specially designed for portable grinding machines, e.g. hand-guided
Applicants Flex Trim A/S
Inventors Jespersen Poul Erik
Agents Wray James Creighton
Hyra Clifford D.
Priority Data 2005 00028 21.01.2005 DK
2005 00889 U 16.06.2005 DK
Title
(EN) Apparatus for grinding a surface comprising two movably arranged hoods
Abstract
(EN)

The present invention concerns an apparatus (1), preferably for grinding a surface, including at least one grinding unit, a screen (2, 3) and a guide member (5), where the grinding unit is a rotatable and preferably horizontally arranged grinding cylinder, which at a cylinder surface is provided with a number of preferably exchangeable grinding elements, where the screen (2, 3) entirely or partly encloses the grinding unit, and where the guide member (5) is connected with the screen (2), and where the screen includes an outer screen (2) and an inner screen (3) which are mutually movably connected, and where the inner screen (3) includes a first suction screen (11) and a second screen (12) which are mutually movably connected.

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