Plastic and nonmetallic article shaping or treating: processes – Direct application of electrical or wave energy to work
Reexamination Certificate
2011-03-22
2011-03-22
Nguyen, Khanh (Department: 1746)
Plastic and nonmetallic article shaping or treating: processes
Direct application of electrical or wave energy to work
C264S486000, C264S472000, C264S464000, C264S409000, C425S17480R, C425S141000
Reexamination Certificate
active
07910045
ABSTRACT:
The invention relates to an arrangement for inductively heating an electrical conductor after the extrusion head in a process of manufacturing electrical cables (8) having insulation layer on the electrical conductor. The arrangement comprises a first distinctive part having induction means (5), and a second distinctive part having guide means (4) and provided in a splice box (3) for directing the magnetic field created with the induction means (5) to protect external parts from heating.
REFERENCES:
patent: 3311947 (1967-04-01), Fenley
patent: 4523068 (1985-06-01), Lund et al.
patent: 2004/0234640 (2004-11-01), Jung
patent: A-53-040883 (1978-04-01), None
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patent: A-10-318932 (1998-04-01), None
patent: A-10-154426 (1998-09-01), None
Slukhotski et al., “Inductors for induction heating”,Energia, Leningrad, 1974, p. 164.
Notification of Reason for Refusal in Japanese Patent Application No. 2007-549919, mailed Oct. 5, 2010.
Hoover Matthew
Maillefer S.A.
Nguyen Khanh
Oliff & Berridg,e PLC
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