Electric tool and its insulating method

Details Electric tool and its insulating method Electric tool and its insulating method

2005-06-21

2005-06-21

Ramirez, Nestor (Department: 2834)

Electrical generator or motor structure

Dynamoelectric

Rotary

C310S043000, C310S050000, C310S089000, C310S090000, C310S051000

Reexamination Certificate

active

06909207

ABSTRACT:
In an inexpensive electric tool, a thin insulating layer is provided by pouring an insulating resin material by the injection molding to extend from a rotor supporting portion1aformed in an outer casing to an inner surface or inner and outer surfaces of the outer casing. Also, as another configuration and method, an insulating piece12afor covering the inner surface of the rotor supporting portion is provided, and also an insulating block for covering the rotor supporting portion and supporting ribs is provided.

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English Translation of a Chinese Office Action.
Korean Office Action dated Feb. 25, 2004, with English translation.

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