Oct 24, 2008 - (73) Assignee: Sony Corporation, Tokyo (JP). (21) Appl.No.: 12/257,651 ... Haug LLP; William S. Frommer.
USO0RE43454E
(19) United States (12) Reissued Patent
(10) Patent Number: US (45) Date of Reissued Patent:
Iwaki et a]. (54)
DISC CARTRIDGE INCLUDING AN INNER SHELL FORMED BY SEVERING A MOLDED PORTION AND A FLANGED THIN-WALLED SECTION
(58)
U.S. PATENT DOCUMENTS
Related US. Patent Documents
Oct. 24, 2006
Appl. No.:
11/038,761
Filed:
Jan. 18, 2005
(57)
Jun. 29, 2001
(JP) ............................... .. 2001-198422
Sep. 28, 2001
(JP)
Sep. 28, 2001 Jun. 24, 2002
(JP) ............................... .. 2001-303549 (WO) ...................... .. PCT/JP02/06290
2001-302500
iU
£204 \
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L
- Zulu/"1,11,27,11,,
//2 W
85 27 919 Ul
2/1989
yaw \
ABSTRACT
The present invention is related to a disc cartridge in Which an optical disc, an inner shell and shutter members are housed in
a main cartridge body unit, formed by abutting and combin ing upper and loWer shells and in Which the inner shell is run in rotation to cause the shutter members to open or close an
aperture provided in the main cartridge body unit. The inner shell is formed by a resin molding portion comprised of a ?rst molded portion for forming the inner shell and a second molded portion connected to the ?rst molded portion. The second molded portion is provided at a position forming the aperture in the inner shell and is connected to the ?rst molded portion through a ?anged thin-Walled section. The inner shell
is formed by severing the second molded portion and the ?anged thin-Walled section.
(2006.01)
US. Cl. ....................... .. 720/728; 360/133; 720/741
202v-
Akiyama et a1. ............ .. 720/726
(74) Attorney, Agent, or Firm * Frommer Lawrence &
Foreign Application Priority Data
I
6/1998
3/2001 Hashimoto
Haug LLP; William S. Frommer
Division of application No. 10/363,056, ?led on Feb. 27, 2003, noW Pat. No. 7,017,170.
200
5,764,623 A *
6,205,116 B1
Primary Examiner * Brian E Miller
7,127,732
Issued:
US. Applications:
(52)
Cloutier et a1. Eichlseder et a1. Ikebe et a1. Machida et a1. Kuwa et a1. Jeong et a1.
(Continued)
Reissue of:
Int. Cl. G11B 23/03
9/1984 4/1988 10/1992 11/1992 7/1996 12/1997
FOREIGN PATENT DOCUMENTS
Oct. 24, 2008 DE
(51)
A A A A A A
(Continued)
(21) Appl.No.: 12/257,651
(30)
References Cited
4,471,397 4,738,613 5,153,801 5,161,081 5,537,389 5,696,648
(73) Assignee: Sony Corporation, Tokyo (JP)
(62)
Field of Classi?cation Search ................ .. 720/725,
(56)
Mitsuyoshi KaWaguchi, KanagaWa (JP)
(64) Patent No.:
Jun. 5, 2012
720/728, 741, 738, 739; 360/133 See application ?le for complete search history.
(75) Inventors: Yuji IWaki, Miyagi (JP); Shuichi Kikuchi, Miyagi (JP); Teiko Hoshi, Miyagi (JP); Naoki Inoue, KanagaWa (JP); Manabu Obata, KanagaWa (JP);
(22) Filed:
RE43,454 E
3 Claims, 24 Drawing Sheets
US RE43,454 E Page 2 US. PATENT DOCUMENTS 6,356,527 B1 6,700,741 B2 6,912,725 B2 6,944,875 B2 * 7,017,170 B2 * 7,127,732 B2 *
2001/0055270 A1 2002/0012316 A1
3/2002 Shiomi et a1. 3/2004 Inoue et a1. 6/2005 Oishi
FOREIGN PATENT DOCUMENTS EP EP JP
1 156 488 1156488 58 141473
11/2001 11/2001 8/1983
9/2005 Kawaguchi et a1. ........ .. 720/741 3/2006 IWaki et a1. . . 720/741 10/2006 IWaki et a1. ................. .. 720/728
JP JP JP
10-21665 2000-30396 2000-113630
1/1998 1/2000 4/2000
12/2001 Obata et a1. l/2002 Inoue et a1.
* cited by examiner
US. Patent
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