Patents by Inventor Kazuhide Murase
Kazuhide Murase has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 7777984Abstract: A disclosed cartridge holder apparatus includes: a cartridge supporting member having a lateral plate portion and side plate portions on both sides thereof; a cartridge upper surface supporting member disposed between the side plate portions on both sides of the cartridge supporting member; a support mechanism of a cartridge upper surface supporting member for supporting the cartridge upper surface supporting member so as to form a cartridge housing space in accordance with an inserted cartridge; and a cartridge gripping mechanism supported by the cartridge upper surface supporting member and the support mechanism of a cartridge upper surface supporting member. The cartridge gripping mechanism changes positions in the vertical direction, while a locking portion for locking a lock-receiving portion of an inserted cartridge maintains a position in a cartridge insertion direction.Type: GrantFiled: August 30, 2006Date of Patent: August 17, 2010Assignee: Mitsumi Electric Co., Ltd.Inventors: Kazuhide Murase, Kazuya Tamura, Ryoichi Annen, Hirofumi Asai
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Patent number: 7742256Abstract: A cartridge slot door mechanism is disclosed that covers a cartridge slot arranged at a front panel of a frame. The cartridge slot door mechanism includes an upper door having an upper side supported by the front panel, and a lower door having a lower side supported by the front panel. The upper door and the lower door are configured to open toward the inner side of the frame, and a lower side portion of the upper door and an upper side portion of the lower door are arranged to overlap.Type: GrantFiled: August 22, 2006Date of Patent: June 22, 2010Assignee: Mitsumi Electric Co., Ltd.Inventors: Kazuhide Murase, Kazuya Tamura, Ryoichi Annen, Hirofumi Asai
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Patent number: 7619851Abstract: A cartridge holder is disclosed that includes a cartridge supporting member that supports an inserted cartridge corresponding to a first cartridge or a thicker second cartridge; a cartridge upper face holding member that is normally positioned at a first height position for holding down the first cartridge; a cartridge upper face holding member supporting mechanism configured to move the cartridge upper face holding member with respect to the cartridge supporting member; and a lock mechanism configured to lock the cartridge upper face holding member in the first height position. The cartridge supporting member and the cartridge upper face holding member define a cartridge accommodating space. The lock mechanism remains locked when the first cartridge is inserted, and unlocks when the second cartridge is inserted. When the second cartridge is inserted, the cartridge upper face holding member is raised, and the size of the cartridge accommodating space is changed.Type: GrantFiled: April 28, 2006Date of Patent: November 17, 2009Assignee: Mitsumi Electric Co., Ltd.Inventors: Kazuhide Murase, Kazuya Tamura, Ryoichi Annen
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Patent number: 7522374Abstract: A tape cassette recording/reproducing apparatus in which a long length ejection for ejecting a tape cassette by a longer distance than usual is stably executed is disclosed. The tape cassette recording/reproducing apparatus includes a tape cassette housing moving mechanism that moves a tape cassette housing to an ejecting position by rotating a rotating arm, and a tape cassette pushing out mechanism that pushes out a tape cassette by a predetermined distance from the tape cassette housing positioned at the ejecting position. The tape cassette pushing out mechanism is moved by an excessive rotation of the rotating arm.Type: GrantFiled: December 21, 2005Date of Patent: April 21, 2009Assignee: Mitsumi Electric Co., Ltd.Inventors: Hirofumi Asai, Kazuhide Murase
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Patent number: 7408736Abstract: A magnetic recording/reproducing apparatus is disclosed that is arranged to receive a tape cassette accommodating a tape recording medium that is selectively loaded thereto. The loaded tape cassette is selected from plural types of tape cassettes accommodating tape recording media with differing widths. The magnetic recording/reproducing apparatus includes a rotating drum unit with a rotating head, and a loading mechanism that pulls the tape recording medium of the loaded tape cassette out of the loaded tape cassette, winds the tape recording medium of the loaded tape cassette around the rotating drum unit over a winding angle, and forms a tape path. The loading mechanism adjusts the winding angle for winding the tape recording medium of the loaded tape cassette according to the width of the tape recording medium of the loaded tape cassette.Type: GrantFiled: June 23, 2005Date of Patent: August 5, 2008Assignee: Mitsumi Electric Co., Ltd.Inventors: Ryoichi Annen, Kazuya Tamura, Kazuhide Murase
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Patent number: 7379263Abstract: A magnetic recording/reproducing apparatus is disclosed that is arranged to receive a tape cassette accommodating a tape recording medium that is selectively loaded thereto, the loaded tape cassette being selected from plural different types of tape cassettes of different sizes. The apparatus includes a rotating drum unit having a rotating head, and plural loading poles that are configured to pull the tape recording medium of the loaded tape cassette out of the loaded tape cassette, wind the tape recording medium of the loaded tape cassette around the rotating drum unit, and form a tape path. The loading poles include a common loading pole that is used when any one of the different types of tape cassettes is loaded, and an individual loading pole that is used when a predetermined type of tape cassette of the different types of tape cassettes is loaded.Type: GrantFiled: June 23, 2005Date of Patent: May 27, 2008Assignee: Mitsumi Electric Co., Ltd.Inventors: Kazuya Tamura, Shinji Muta, Ryoichi Annen, Kazuhide Murase
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Patent number: 7375920Abstract: A magnetic recording/reproducing apparatus is disclosed that is arranged to receive a tape cassette accommodating a tape recording medium that is selectively loaded thereto. The apparatus includes a rotating drum unit having a rotating head, and a loading mechanism that is configured to pull the tape recording medium of the loaded tape cassette out of the loaded tape cassette, wind the tape recording medium around the rotating drum unit, and form a tape path. The loading mechanism includes a short loading pole that is adapted for a first tape cassette accommodating a narrow tape recording medium and a long loading pole that is adapted for a second tape cassette accommodating a wide tape recording medium, which short pole and long pole are positioned at the same height, and a loading pole raising mechanism that is configured to raise the long loading pole when the second tape cassette is loaded.Type: GrantFiled: June 23, 2005Date of Patent: May 20, 2008Assignee: Mitsumi Electric Co., Ltd.Inventors: Ryoichi Annen, Kazuya Tamura, Kazuhide Murase
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Publication number: 20070091503Abstract: A cartridge slot door mechanism is disclosed that covers a cartridge slot arranged at a front panel of a frame. The cartridge slot door mechanism includes an upper door having an upper side supported by the front panel, and a lower door having a lower side supported by the front panel. The upper door and the lower door are configured to open toward the inner side of the frame, and a lower side portion of the upper door and an upper side portion of the lower door are arranged to overlap.Type: ApplicationFiled: August 22, 2006Publication date: April 26, 2007Inventors: Kazuhide Murase, Kazuya Tamura, Ryoichi Annen, Hirofumi Asai
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Publication number: 20070091502Abstract: A disclosed cartridge holder apparatus includes: a cartridge supporting member having a lateral plate portion and side plate portions on both sides thereof; a cartridge upper surface supporting member disposed between the side plate portions on both sides of the cartridge supporting member; a support mechanism of a cartridge upper surface supporting member for supporting the cartridge upper surface supporting member so as to form a cartridge housing space in accordance with an inserted cartridge; and a cartridge gripping mechanism supported by the cartridge upper surface supporting member and the support mechanism of a cartridge upper surface supporting member. The cartridge gripping mechanism changes positions in the vertical direction, while a locking portion for locking a lock-receiving portion of an inserted cartridge maintains a position in a cartridge insertion direction.Type: ApplicationFiled: August 30, 2006Publication date: April 26, 2007Inventors: Kazuhide Murase, Kazuya Tamura, Ryoichi Annen, Hirofumi Asai
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Publication number: 20070008647Abstract: A cartridge holder is disclosed that includes a cartridge supporting member that supports an inserted cartridge corresponding to a first cartridge or a thicker second cartridge; a cartridge upper face holding member that is normally positioned at a first height position for holding down the first cartridge; a cartridge upper face holding member supporting mechanism configured to move the cartridge upper face holding member with respect to the cartridge supporting member; and a lock mechanism configured to lock the cartridge upper face holding member in the first height position. The cartridge supporting member and the cartridge upper face holding member define a cartridge accommodating space. The lock mechanism remains locked when the first cartridge is inserted, and unlocks when the second cartridge is inserted. When the second cartridge is inserted, the cartridge upper face holding member is raised, and the size of the cartridge accommodating space is changed.Type: ApplicationFiled: April 28, 2006Publication date: January 11, 2007Inventors: Kazuhide Murase, Kazuya Tamura, Ryoichi Annen
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Publication number: 20060198043Abstract: A tape cassette recording/reproducing apparatus in which a long length ejection for ejecting a tape cassette by a longer distance than usual is stably executed is disclosed. The tape cassette recording/reproducing apparatus includes a tape cassette housing moving mechanism that moves a tape cassette housing to an ejecting position by rotating a rotating arm, and a tape cassette pushing out mechanism that pushes out a tape cassette by a predetermined distance from the tape cassette housing positioned at the ejecting position. The tape cassette pushing out mechanism is moved by an excessive rotation of the rotating arm.Type: ApplicationFiled: December 21, 2005Publication date: September 7, 2006Inventors: Hirofumi Asai, Kazuhide Murase
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Publication number: 20060066987Abstract: A magnetic recording/reproducing apparatus is disclosed that is arranged to receive a tape cassette accommodating a tape recording medium that is selectively loaded thereto, the loaded tape cassette being selected from plural different types of tape cassettes of different sizes. The apparatus includes a rotating drum unit having a rotating head, and plural loading poles that are configured to pull the tape recording medium of the loaded tape cassette out of the loaded tape cassette, wind the tape recording medium of the loaded tape cassette around the rotating drum unit, and form a tape path. The loading poles include a common loading pole that is used when any one of the different types of tape cassettes is loaded, and an individual loading pole that is used when a predetermined type of tape cassette of the different types of tape cassettes is loaded.Type: ApplicationFiled: June 23, 2005Publication date: March 30, 2006Inventors: Kazuya Tamura, Shinji Muta, Ryoichi Annen, Kazuhide Murase
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Publication number: 20060066989Abstract: A magnetic recording/reproducing apparatus is disclosed that is arranged to receive a tape cassette accommodating a tape recording medium that is selectively loaded thereto. The loaded tape cassette is selected from plural types of tape cassettes accommodating tape recording media with differing widths. The magnetic recording/reproducing apparatus includes a rotating drum unit with a rotating head, and a loading mechanism that pulls the tape recording medium of the loaded tape cassette out of the loaded tape cassette, winds the tape recording medium of the loaded tape cassette around the rotating drum unit over a winding angle, and forms a tape path. The loading mechanism adjusts the winding angle for winding the tape recording medium of the loaded tape cassette according to the width of the tape recording medium of the loaded tape cassette.Type: ApplicationFiled: June 23, 2005Publication date: March 30, 2006Inventors: Ryoichi Annen, Kazuya Tamura, Kazuhide Murase
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Publication number: 20060066988Abstract: A magnetic recording/reproducing apparatus is disclosed that is arranged to receive a tape cassette accommodating a tape recording medium that is selectively loaded thereto. The apparatus includes a rotating drum unit having a rotating head, and a loading mechanism that is configured to pull the tape recording medium of the loaded tape cassette out of the loaded tape cassette, wind the tape recording medium around the rotating drum unit, and form a tape path. The loading mechanism includes a short loading pole that is adapted for a first tape cassette accommodating a narrow tape recording medium and a long loading pole that is adapted for a second tape cassette accommodating a wide tape recording medium, which short pole and long pole are positioned at the same height, and a loading pole raising mechanism that is configured to raise the long loading pole when the second tape cassette is loaded.Type: ApplicationFiled: June 23, 2005Publication date: March 30, 2006Inventors: Ryoichi Annen, Kazuya Tamura, Kazuhide Murase
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Publication number: 20050111139Abstract: A magnetic recording/reproducing apparatus includes a rotary drum apparatus for rotating a rotary drum with a magnetic head and contacting the magnetic head to a first magnetic tape with a first tape width and a second magnetic tape with a second tape width, the rotary drum apparatus including the rotary drum situated at a lower part thereof and a fixed drum situated at an upper part thereof, the fixed drum having a tape guide groove for positionally restricting an upper side edge part of the first magnetic tape and an upper side edge part of the second magnetic tape, and first and second guide members for selectively guiding the first and second magnetic tapes, wherein the first guide members are configured to positionally restrict a lower side edge part of the first magnetic tape, and the second guide members are configured to positionally restrict a lower side edge part of the second magnetic tape.Type: ApplicationFiled: August 31, 2004Publication date: May 26, 2005Inventors: Yasuhiko Shinjo, Ryoichi Annen, Kazuhide Murase