Electric heating – Inductive heating – With heat exchange
Reexamination Certificate
2005-05-17
2005-05-17
Leung, Philip H. (Department: 3742)
Electric heating
Inductive heating
With heat exchange
C219S670000, C219S672000, C219S676000, C156S379600
Reexamination Certificate
active
06894256
ABSTRACT:
An apparatus in the production of a package or a packaging material comprising at least one metal layer and one polymer layer, the apparatus including an inductor connectable to a high frequency current source. According to the invention, said inductor includes a core (1) of a ferromagnetically conductive material, the core displaying two shanks (5a, 5b) with an air gap (6) between a first respective end of these shanks (5a, 5b), as well as an arc section (7) which interconnects a second respective end of the two shanks (5a, 5b) with each other for conducting a magnetic flow (8) between the shanks, the arc section (7) displaying an electrically conductive coil (2) wound around same, the coil displaying connection points (3a, 3b, 11a, 11b, 11c) for said high frequency current source (4).
REFERENCES:
patent: 3941643 (1976-03-01), Balla
patent: 4032740 (1977-06-01), Mittelmann
patent: 4060443 (1977-11-01), Balla
patent: 4376399 (1983-03-01), Victor
patent: 4430543 (1984-02-01), Olofsson
patent: 4521659 (1985-06-01), Buckley et al.
patent: 4560567 (1985-12-01), Rausing
patent: 4585498 (1986-04-01), Lagerstedt et al.
patent: 4589591 (1986-05-01), Sjostrand et al.
patent: 4704509 (1987-11-01), Hilmersson et al.
patent: 4707213 (1987-11-01), Mohr et al.
patent: 4731250 (1988-03-01), Stark
patent: 4782643 (1988-11-01), Stark
patent: 4789767 (1988-12-01), Doljack
patent: 4818313 (1989-04-01), Sundberg
patent: 4820892 (1989-04-01), Holmstrom et al.
patent: 4908091 (1990-03-01), Traegaardh et al.
patent: 5001319 (1991-03-01), Holmstrom
patent: 5025123 (1991-06-01), Pfaffmann et al.
patent: 5052994 (1991-10-01), Aeschlilmann
patent: 5069021 (1991-12-01), Reil et al.
patent: 5074099 (1991-12-01), Andersson et al.
patent: 5113479 (1992-05-01), Anderson et al.
patent: 5142843 (1992-09-01), Reil et al.
patent: 5261157 (1993-11-01), Chang
patent: 5288361 (1994-02-01), Konno
patent: 5288448 (1994-02-01), Andersson
patent: 5374809 (1994-12-01), Fox et al.
patent: 5385294 (1995-01-01), Andersson et al.
patent: 6167681 (2001-01-01), Yano et al.
patent: 6178719 (2001-01-01), Hansen
Leung Philip H.
Tetra Laval Holdings & Finance S.A.
LandOfFree
Apparatus in the production of a package or a packaging... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Apparatus in the production of a package or a packaging..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Apparatus in the production of a package or a packaging... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3388017