Electrical generator or motor structure – Dynamoelectric – Rotary
Reexamination Certificate
2007-12-11
2008-11-11
Abrams, Neil (Department: 2839)
Electrical generator or motor structure
Dynamoelectric
Rotary
C439S877000
Reexamination Certificate
active
07449809
ABSTRACT:
A brush holder (2) has a support element (4) to which a carbon cartridge (6) is attached, with a carbon brush (8) being held therein so as to be displaceable, and to which an electrical fixed contact (28) is attached which is electrically connected to the carbon brush (8) by a cord (10). A connection element (16) is provided between the cord (10) and the fixed contact (28). The connection element (16) has crimping means (18) at a first end which defines a crimping receptacle (20) in which the cord (10) is secured, and plug-in means (24) at a second end, which plug-in means (24) can be connected to complimentary plug-in means (26) of the fixed contact (28). The cord (10) projects into the crimping receptacle (20) through a first crimping receptacle end (22) adjacent to the plug-in means (24).
REFERENCES:
patent: 3322887 (1967-05-01), Polidori
patent: 4050757 (1977-09-01), Glaesel
patent: 4851730 (1989-07-01), Fushiya et al.
patent: 5610467 (1997-03-01), Shiah et al.
Burger Helmut
Fritsch Frank
Kuebler Edmund
Abelman ,Frayne & Schwab
Abrams Neil
Hilti Aktiengesellschaft
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