Wire spool and remaining wire detection method

Details Wire spool and remaining wire detection method Wire spool and remaining wire detection method

2005-07-26

2005-07-26

Nguyen, John Q. (Department: 3654)

Winding, tensioning, or guiding

Unwinding

With detector, indicator, or control

C242S580000, C242S583000, C242S476100, C242S912000

Reexamination Certificate

active

06921044

ABSTRACT:
A wire spool for remaining wire recognition for wire (1) with a leading wire end (4) and a trailing wire end (2), which is wound on the spool body (30, 40) in N windings, whereby the spool body (30, 40) has side walls (40) on both sides and a spool drum (30), with a magnet (10) that is fastened in the spool body (30, 40), whereby the installation position of the magnet (10) in the spool body (30, 40) is such that the magnetic field lines (11, 12) are arranged along the magnet (10) essentially parallel to the winding direction of the wire (1) on the spool drum (30).

REFERENCES:
patent: 4676442 (1987-06-01), Tholander et al.
patent: 1 270 502 (1990-06-01), None
patent: 40 21 744 (1992-01-01), None
patent: 91 15 063.9 (1993-05-01), None
patent: 94 01 503.1 (1994-06-01), None
patent: 0 615 942 (1994-09-01), None
patent: 60015360 (1985-01-01), None
esp@cenet abstract for DE 4021744.
esp@cenet abstract for EP 0615942.
esp@cenet abstract for JP 60015360.
Concise explanation of DE 9115063 U and DE9401503 U, (Abstracts only).
DE Search Report for 102 46 075.2.

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