Power sander with novel sanding sheet tension clamping
AssigneeRobert Bosch GmbH
InventorsCarsten Prause, Heiko Roehm, Daniel Vesenmaier, Andreas Heber
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Abstract
Portable sander, in particular an orbital sander, having an abrasive sheet carrier (1) and having clamping means (3) for firmly clamping opposite abrasive sheet ends of an abrasive sheet (21) which can be supported on the abrasive sheet carrier (1), wherein first clamping means (3) together with an abrasive sheet end clamped thereon can be moved away from the other abrasive sheet end, clamped by means of second clamping means (3), for tensioning the abrasive sheet (21), and the first clamping means (3) have spring elasticity. Provision is made for the first clamping means (3) to come against a rigid stop element (9) with prestress in an end clamping position.
Claims14
A power sander comprising a sanding sheet holder and clamping means for firmly clamping opposed sanding sheet ends of a sanding sheet that is braceable on the sanding sheet holder, of which first clamping means are movable jointly with a sanding sheet end clamped to them away from the other sanding sheet end, clamped by second clamping means, for tension clamping of the sanding sheet, and the first clamping means have spring elasticity, wherein the first clamping means (3), in a terminal clamping position, acts with initial tension against a rigid stop element (9), which stop element (9) is either embodied in one piece with the sanding sheet holder (1) or is embodied as a separate part from the sanding sheet holder (1) and is rigidly connected to the sanding sheet holder (1).
Dependencies are inferred from the claim text.