Appeal No. 2001-1799
Application 09/097,655
providing a coarse centering of the battery pack and the
appliance housing and a second guiding means for providing a fine
centering of these components.
Representative claim 1 is reproduced as follows:
1. An electric appliance unit comprising an appliance
and a plug-in battery pack insertable into and removable from the
appliance;
said appliance including
an appliance housing;
an electric load disposed in said appliance housing;
an electric switch disposed in said appliance housing for
selectively supplying electric energy to said electric load from
said battery pack; said electric switch including first electric
contacts; and
a switch housing disposed in said appliance housing and
accommodating said electric switch and said first electric
contacts;
said battery pack including
a battery pack housing; and
second electric contacts for engaging said first electric
contacts of said electric switch; said battery pack having
consecutive first and second positions upon introduction thereof
into said appliance housing; in said first position said first
and second electric contacts initially touch one another and in
said second position said first and second electric contacts are
in a final operative engagement;
first guiding means for guiding and preliminarily
centering said battery pack relative to said switch housing upon
introduction of said battery pack into said appliance housing
along a first insertion path extending to said first position to
2
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