Tool driving or impacting – Miscellaneous
Reexamination Certificate
2008-06-27
2010-11-09
Truong, Thanh K (Department: 3721)
Tool driving or impacting
Miscellaneous
C173S162100, C173S162200
Reexamination Certificate
active
07828073
ABSTRACT:
A rotary-percussion hand-held power tool includes a vibrating percussion mechanism (2) for applying blows along a percussion axis (A), a guiding handle (4) vibrationally decoupled from the percussion mechanism (2) and provided with a motor switch (5) displaceable in switching region (X) for blocking the motor switch (5), an operational mode selection switch (3) arranged in the percussion mechanism (2), and a switching bar (9) displaceable by the operational mode selection switch (3) and having a stop (10) that projects into the switching region (X) of the locking switch (7) in the drilling operational mode.
REFERENCES:
patent: 6466868 (2002-10-01), Sakashita
patent: 6550545 (2003-04-01), Manschitz et al.
patent: 2003/0226673 (2003-12-01), Burger et al.
Liebert Bernhard
Pallmer Pierre
Abelman ,Frayne & Schwab
Chukwurah Nathaniel
Hilti Aktiengesellschaft
Truong Thanh K
LandOfFree
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