Perpendicular magnetic recording head

Details Perpendicular magnetic recording head Perpendicular magnetic recording head

2005-04-05

2005-04-05

Davis, David (Department: 2652)

Dynamic magnetic information storage or retrieval

Head

Head surface structure

Reexamination Certificate

active

06876518

ABSTRACT:
A perpendicular magnetic recording head having an air bearing surface and comprising a substantially planar top pole and a shared pole is disclosed. The top pole and shared pole are connected distally from the air bearing surface by a yoke. A conductive coil wraps around the top pole and is positioned adjacent to the air bearing surface, with a lower portion of the coils extending between the top pole and the shared pole.

REFERENCES:
patent: 4078300 (1978-03-01), Lazzari
patent: 4138702 (1979-02-01), Magnenet
patent: 4413297 (1983-11-01), Tanaka et al.
patent: 4438471 (1984-03-01), Oshiki et al.
patent: 4546398 (1985-10-01), Toda et al.
patent: 4639811 (1987-01-01), Diepers et al.
patent: 4649449 (1987-03-01), Sawada et al.
patent: 4652956 (1987-03-01), Schewe
patent: 4652957 (1987-03-01), Schewe et al.
patent: 4672494 (1987-06-01), Furuya et al.
patent: 4675766 (1987-06-01), Schewe
patent: 4685014 (1987-08-01), Hanazono et al.
patent: 4703380 (1987-10-01), Imamura et al.
patent: 4745506 (1988-05-01), Nakamura et al.
patent: 4764833 (1988-08-01), Imamura et al.
patent: 4809103 (1989-02-01), Lazzari
patent: 4839761 (1989-06-01), Gatzen
patent: 4873599 (1989-10-01), Sueoka
patent: 4899434 (1990-02-01), Roberts
patent: 4974110 (1990-11-01), Kanamine et al.
patent: 4982301 (1991-01-01), Endo
patent: 5073836 (1991-12-01), Gill et al.
patent: 5105408 (1992-04-01), Lee et al.
patent: 5124961 (1992-06-01), Yamaguchi et al.
patent: 5196976 (1993-03-01), Lazzari
patent: 5197050 (1993-03-01), Murakami et al.
patent: 5615183 (1997-03-01), Ishii
patent: 5615203 (1997-03-01), Fukakusa
patent: 5703740 (1997-12-01), Cohen et al.
patent: 5738927 (1998-04-01), Nakamura et al.
patent: 5831797 (1998-11-01), Schaenzer et al.
patent: 5875080 (1999-02-01), Seagle
patent: 5881042 (1999-03-01), Knight
patent: 5991126 (1999-11-01), Hayashi et al.
patent: 6104675 (2000-08-01), Hatam-Tabrizi
patent: 6195232 (2001-02-01), Cohen
patent: 6195872 (2001-03-01), Sasaki
patent: 6226149 (2001-05-01), Dill, Jr. et al.
patent: 6256864 (2001-07-01), Gaud et al.
patent: 6275354 (2001-08-01), Huai et al.
patent: 6325947 (2001-12-01), Garfunkel et al.
patent: 6441994 (2002-08-01), Wang et al.
patent: 6513228 (2003-02-01), Khizroev et al.
patent: 20020060879 (2002-05-01), Sato
patent: 10-255205 (1998-09-01), None
patent: 10255205 (1998-09-01), None

Affiliated with

Also associated with

Rating

Perpendicular magnetic recording head does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Perpendicular magnetic recording head, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Perpendicular magnetic recording head will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3381044