US 6,745,967 B2Granted

Magnetic tape cartridge

AssigneeFuji Photo Film Co., Ltd.

InventorsKiyoo Morita, Hideaki Shiga, Daisuke Takahashi, Yusuke Ishihara, Seiji Tsuyuki, Jeffrey S. McAllister, Thomas Albrecht, Robert Ralph Heinze

Life of this patent

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Abstract

A magnetic tape cartridge has a cartridge casing, a single reel around which a magnetic tape is wound and which is contained in the cartridge casing for rotation and a leader pin fixed to the leading end portion of the magnetic tape. The leader pin is provided at its opposite ends with engagement portions which are brought into engagement with a tape drawing mechanism of a recording and reproducing system when the magnetic tape cartridge is loaded in the recording and reproducing system. The end face of each engagement portion is provided with a recess at which the tape drawing mechanism chucks the leader pin.

Claims1

Dependent claims

A magnetic tape cartridge comprising a cartridge casing, a single reel around which a magnetic tape is wound and which is contained in the cartridge casing for rotation and a leader pin fixed to the leading end portion of the magnetic tape,

wherein the improvement comprises
that the leader pin comprises a pin body which is provided at its opposite ends with engagement portions which are brought into engagement with a tape drawing mechanism of a recording and reproducing system when the magnetic tape cartridge is loaded in the recording and reproducing system, and a pair of members which are bonded together with the pin body and the leading end portion of the magnetic tape intervening therebetween.

Dependencies are inferred from the claim text.

Facts

Application: 10/406,211Filed 4 Apr 2003 · division
Priority: JP 9-35299322 Dec 1997
Published: US 2003/0189119 A19 Oct 2003
Granted: 8 Jun 2004
Term ends: Not estimatedThe source records don’t support an estimate.

Classification4 codes

G11B 23/107
For housing webs or filaments having two distinct ends: using one reel or core, one end of the record carrier coming out of the magazine or cassette
G11B 15/67
Threading; Loading; Automatic self-loading: by extracting end of record carrier from container or spool
G11B 23/26
With provision for splicing to provide permanent or temporary connections: of leaders for loading or threading, e.g. to form a temporary connection
G11B
Information storage based on relative movement between record carrier and transducer

Family

Application09/216,856Parent of this division · filed 21 Dec 1998
Application09/852,635Parent of this division · filed 11 May 2001
Application10/103,857Parent of this division · filed 25 Mar 2002
US 2003/0189119 A1Pre-grant publication · published 9 Oct 2003
US 6,629,656 B2Parent of this division
US 6,462,906 B2Parent of this division
US 6,349,016 B1Parent of this division
US 2001/0021082 A1Published application
US 2002/0097523 A1Published application
US 6,745,967 B2This patent

From the US filing history. Foreign family members aren’t listed.