Patents by Inventor Chikara Shimomura
Chikara Shimomura 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: 12003156Abstract: A vibration actuator includes: a movable body including: a disk-shaped magnet; a pair of disk-shaped cores fixed on front and rear surfaces of the disk-shaped magnet and each having an opening at a center thereof; a pair of leaf springs having a substantially circular shape; and a pair of spring stopper weight parts each having one end positioned by joining the opening to be joined with one of the disk-shaped cores and having another end connected to a central part of one of the leaf springs; and a fixing body including an annular coil and configured to support and accommodate therein the movable body such that the disk-shaped magnet, the disk-shaped cores and the spring stopper weight parts are capable of vibrating in an axial direction inside the annular coil.Type: GrantFiled: December 26, 2021Date of Patent: June 4, 2024Assignee: Minebea Mitsumi Inc.Inventors: Yuki Takahashi, Chikara Sekiguchi, Shigeyuki Shimomura, Daisuke Kodama, Yuta Yoshii, Yasutaka Kitamura, Shigenori Inamoto
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Patent number: 8394158Abstract: An air cleaner is provided with: a case in which a filter element is housed and which has an opening; a cover that covers the opening of the case to be opened or closed; a hinge structure having a hinge formed to the cover and a hinge receiver formed to the case to be engaged with the hinge in a detachable manner such that the cover is pivotal around the hinge with respect to the case; and an engagement maintaining mechanism provided to side surfaces of the case and the cover so as to maintain the engagement between the case and the cover in a range in which the cover closes the case and in a range in which the cover is opened by a predetermined angle.Type: GrantFiled: April 6, 2010Date of Patent: March 12, 2013Assignee: Roki Co., Ltd.Inventors: Chikara Shimomura, Yoshitaka Koda
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Publication number: 20100257828Abstract: An air cleaner is provided with: a case in which a filter element is housed and which has an opening; a cover that covers the opening of the case to be opened or closed; a hinge structure having a hinge formed to the cover and a hinge receiver formed to the case to be engaged with the hinge in a detachable manner such that the cover is pivotal around the hinge with respect to the case; and an engagement maintaining mechanism provided to side surfaces of the case and the cover so as to maintain the engagement between the case and the cover in a range in which the cover closes the case and in a range in which the cover is opened by a predetermined angle.Type: ApplicationFiled: April 6, 2010Publication date: October 14, 2010Applicant: ROKI CO., LTD.Inventors: CHIKARA SHIMOMURA, YOSHITAKA KODA
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Patent number: 7607198Abstract: A hinge mechanism which makes detachably engage a casing with a cover including: an insertion portion formed in the casing or cover and protrudes outward from an outer face of the one; and a holding portion extending from the other one which has an insertion hole, wherein a clip for applying a pressing force is engaged with the holding portion or the insertion portion, and includes an engagement part engaged with a tip end of the insertion hole or with an outer peripheral face of the insertion portion, and a spring part, the spring part includes a bending part bent in one axial direction, and -opposing parts on both sides thereof, and generates the pressing force to open the opposing parts, and the insertion portion is pressed against the bottom of the holding portion with the pressing force.Type: GrantFiled: September 27, 2005Date of Patent: October 27, 2009Assignee: Toyo Roki Seizo Kabushiki KaishaInventor: Chikara Shimomura
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Patent number: 7296551Abstract: In an intake manifold in which air introduced from an introduction port is fed to each cylinder of an engine by use of multiple ducts which are disposed parallel, a communication space section which provides communication between the introduction port which introduces air and inlets of the ducts is provided, this communication space section is formed so as to extend in a direction in which the inlets of the ducts are arrayed, a funnel section which causes the inlets of the ducts to be arrayed on a same surface is formed in this communication space section, and this funnel section is formed from a single member only in the main body section by providing mating surfaces of the main body section and the duct component member off the funnel section.Type: GrantFiled: March 10, 2006Date of Patent: November 20, 2007Assignee: Toyo Roki Seizo Kabushiki KaishaInventors: Takamasa Murata, Chikara Shimomura
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Publication number: 20060201471Abstract: In an intake manifold in which air introduced from an introduction port is fed to each cylinder of an engine by use of multiple ducts which are disposed parallel, a communication space section which provides communication between the introduction port which introduces air and inlets of the ducts is provided, this communication space section is formed so as to extend in a direction in which the inlets of the ducts are arrayed, a funnel section which causes the inlets of the ducts to be arrayed on a same surface is formed in this communication space section, and this funnel section is formed from a single member only in the main body section by providing mating surfaces of the main body section and the duct component member off the funnel section.Type: ApplicationFiled: March 10, 2006Publication date: September 14, 2006Applicant: TOYO ROKI SEIZO KABUSHIKI KAISHAInventors: Takamasa Murata, Chikara Shimomura
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Publication number: 20060064955Abstract: A hinge mechanism which makes detachably engage a casing with a cover including: an insertion portion formed in the casing or cover and protrudes outward from an outer face of the one; and a holding portion extending from the other one which has an insertion hole, wherein a clip for applying a pressing force is engaged with the holding portion or the insertion portion, and includes an engagement part engaged with a tip end of the insertion hole or with an outer peripheral face of the insertion portion, and a spring part, the spring part includes a bending part bent in one axial direction, and -opposing parts on both sides thereof, and generates the pressing force to open the opposing parts, and the insertion portion is pressed against the bottom of the holding portion with the pressing force.Type: ApplicationFiled: September 27, 2005Publication date: March 30, 2006Inventor: Chikara Shimomura