Abrading – Accessory – Guard or housing
Reexamination Certificate
2007-11-27
2007-11-27
Nguyen, Dung Van (Department: 3723)
Abrading
Accessory
Guard or housing
C451S358000
Reexamination Certificate
active
11582470
ABSTRACT:
A covering device (2) for a power tool (4) for driving a circular working tool (6) includes a cover (8) for enclosing the circular working tool (6), a guide member (18) pivotally supported on the cover (8) for being placed onto the workpiece (28), a spring for biasing the guide member (18) in a first pivot direction (S1) away from the cover (8) and an adjustable depth stop (30) a locking device (38) for additionally adjustably securing the guide member (8) in a direction of the first pivot direction (S1).
REFERENCES:
patent: 6375557 (2002-04-01), Spangenberg et al.
patent: 6886259 (2005-05-01), Kani
patent: 7131897 (2006-11-01), Crover
patent: 3815245 (1989-11-01), None
Gaul Hans-Dieter
Ostermeier Peter
Abelman ,Frayne & Schwab
Hilti Aktiengesellschaft
Nguyen Dung Van
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