Patents by Inventor Takashi Kawahata
Takashi Kawahata 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: 10008801Abstract: A pressure contact type connector includes: an upper flat plate portion; a lower flat plate portion which is disposed below the upper flat plate portion; a first spring portion which connects the upper and lower flat plate portions; and a second spring portion which extends upward from the lower flat plate portion and applies a resilient force to the upper flat plate portion, in which the first and second spring portions are wound about the upper flat plate portion when viewed from above in a plan view, and extend so that the spring portions do not interfere with each other when being compressed and extended in the vertical direction, the first spring portion is formed to be bent so that a width dimension is larger than a thickness dimension, and the second spring portion is formed to be bent so that a width dimension is larger than a thickness dimension.Type: GrantFiled: August 17, 2017Date of Patent: June 26, 2018Assignee: ALPS ELECTRIC CO., LTD.Inventors: Junichiro Yokota, Takashi Kawahata, Rikiya Suzuki, Seiichiro Sato, Shuji Omura
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Patent number: 10003147Abstract: A pressure contact type connector includes: an upper flat plate portion; a lower flat plate portion which is disposed below the upper flat plate portion; a first spring portion which connects the upper and lower flat plate portions; and a second spring portion which extends upward from the lower flat plate portion and applies a resilient force to the upper flat plate portion, in which the first and second spring portions are wound about the upper flat plate portion when viewed from above in a plan view, and extend so that the spring portions do not interfere with each other when being compressed and extended in the vertical direction, the first spring portion is formed to be bent so that a width dimension is larger than a thickness dimension, and the second spring portion is formed to be bent so that a width dimension is larger than a thickness dimension.Type: GrantFiled: August 17, 2017Date of Patent: June 19, 2018Assignee: ALPS ELECTRIC CO., LTD.Inventors: Junichiro Yokota, Takashi Kawahata, Rikiya Suzuki, Seiichiro Sato, Shuji Omura
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Patent number: 9997855Abstract: A pressure contact type connector includes: an upper flat plate portion; a lower flat plate portion which is disposed below the upper flat plate portion; a first spring portion which connects the upper and lower flat plate portions; and a second spring portion which extends upward from the lower flat plate portion and applies a resilient force to the upper flat plate portion, in which the first and second spring portions are wound about the upper flat plate portion when viewed from above in a plan view, and extend so that the spring portions do not interfere with each other when being compressed and extended in the vertical direction, the first spring portion is formed to be bent so that a width dimension is larger than a thickness dimension, and the second spring portion is formed to be bent so that a width dimension is larger than a thickness dimension.Type: GrantFiled: August 17, 2017Date of Patent: June 12, 2018Assignee: ALPS ELECTRIC CO., LTD.Inventors: Junichiro Yokota, Takashi Kawahata, Rikiya Suzuki, Seiichiro Sato, Shuji Omura
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Patent number: 9912090Abstract: A pressure contact type connector includes: an upper flat plate portion; a lower flat plate portion which is disposed below the upper flat plate portion; a first spring portion which connects the upper and lower flat plate portions; and a second spring portion which extends upward from the lower flat plate portion and applies a resilient force to the upper flat plate portion, in which the first and second spring portions are wound about the upper flat plate portion when viewed from above in a plan view, and extend so that the spring portions do not interfere with each other when being compressed and extended in the vertical direction, the first spring portion is formed to be bent so that a width dimension is larger than a thickness dimension, and the second spring portion is formed to be bent so that a width dimension is larger than a thickness dimension.Type: GrantFiled: May 22, 2015Date of Patent: March 6, 2018Assignee: ALPS ELECTRIC CO., LTD.Inventors: Junichiro Yokota, Takashi Kawahata, Rikiya Suzuki, Seiichiro Sato, Shuji Omura
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Publication number: 20170373423Abstract: A pressure contact type connector includes: an upper flat plate portion; a lower flat plate portion which is disposed below the upper flat plate portion; a first spring portion which connects the upper and lower flat plate portions; and a second spring portion which extends upward from the lower flat plate portion and applies a resilient force to the upper flat plate portion, in which the first and second spring portions are wound about the upper flat plate portion when viewed from above in a plan view, and extend so that the spring portions do not interfere with each other when being compressed and extended in the vertical direction, the first spring portion is formed to be bent so that a width dimension is larger than a thickness dimension, and the second spring portion is formed to be bent so that a width dimension is larger than a thickness dimension.Type: ApplicationFiled: August 17, 2017Publication date: December 28, 2017Inventors: Junichiro YOKOTA, Takashi KAWAHATA, Rikiya SUZUKI, Seiichiro SATO, Shuji OMURA
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Publication number: 20170373422Abstract: A pressure contact type connector includes: an upper flat plate portion; a lower flat plate portion which is disposed below the upper flat plate portion; a first spring portion which connects the upper and lower flat plate portions; and a second spring portion which extends upward from the lower flat plate portion and applies a resilient force to the upper flat plate portion, in which the first and second spring portions are wound about the upper flat plate portion when viewed from above in a plan view, and extend so that the spring portions do not interfere with each other when being compressed and extended in the vertical direction, the first spring portion is formed to be bent so that a width dimension is larger than a thickness dimension, and the second spring portion is formed to be bent so that a width dimension is larger than a thickness dimension.Type: ApplicationFiled: August 17, 2017Publication date: December 28, 2017Inventors: Junichiro YOKOTA, Takashi KAWAHATA, Rikiya SUZUKI, Seiichiro SATO, Shuji OMURA
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Publication number: 20170358884Abstract: A pressure contact type connector includes: an upper flat plate portion; a lower flat plate portion which is disposed below the upper flat plate portion; a first spring portion which connects the upper and lower flat plate portions; and a second spring portion which extends upward from the lower flat plate portion and applies a resilient force to the upper flat plate portion, in which the first and second spring portions are wound about the upper flat plate portion when viewed from above in a plan view, and extend so that the spring portions do not interfere with each other when being compressed and extended in the vertical direction, the first spring portion is formed to be bent so that a width dimension is larger than a thickness dimension, and the second spring portion is formed to be bent so that a width dimension is larger than a thickness dimension.Type: ApplicationFiled: August 17, 2017Publication date: December 14, 2017Inventors: Junichiro YOKOTA, Takashi KAWAHATA, Rikiya SUZUKI, Seiichiro SATO, Shuji OMURA
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Publication number: 20150340789Abstract: A pressure contact type connector includes: an upper flat plate portion; a lower flat plate portion which is disposed below the upper flat plate portion; a first spring portion which connects the upper and lower flat plate portions; and a second spring portion which extends upward from the lower flat plate portion and applies a resilient force to the upper flat plate portion, in which the first and second spring portions are wound about the upper flat plate portion when viewed from above in a plan view, and extend so that the spring portions do not interfere with each other when being compressed and extended in the vertical direction, the first spring portion is formed to be bent so that a width dimension is larger than a thickness dimension, and the second spring portion is formed to be bent so that a width dimension is larger than a thickness dimension.Type: ApplicationFiled: May 22, 2015Publication date: November 26, 2015Inventors: Junichiro YOKOTA, Takashi KAWAHATA, Rikiya SUZUKI, Seiichiro SATO, Shuji OMURA
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Patent number: 7658649Abstract: A connector mechanism for a card, capable of being thinned, and a card adaptor having a connector mechanism for a card. A connector mechanism for a card, having an installation section (2a) in which a card (1) having external connection sections is installed and having a terminal member (9) with which the external connection sections of the card (1) can come into contact. The mechanism further has a lift-up mechanism including a projection section (2b) that once lift a front end section (1a) of the card (1) upward and then causes each of the external connection sections of the card (1) to be in contact with a corresponding one of the terminals (9a-9c) of the terminal member (9).Type: GrantFiled: November 28, 2005Date of Patent: February 9, 2010Assignee: Alps Electric Co., Ltd.Inventors: Kazuki Satoh, Toru Wagatsuma, Takashi Kawahata
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Publication number: 20090280657Abstract: [Object] To provide a low-profile card connector mechanism and a card adapter having the card connector mechanism. [Solving Means] A card connector mechanism includes a holder portion 2a for holding a card 1 having a plurality of external connection portions, and a terminal member 9 with which the external connection portions of the card 1 are contactable. The card connector mechanism further includes a lifting mechanism having protrusions 2b. The lifting mechanism temporarily lifts an anterior end 1a of the card 1 upward and then brings the external connection portions of the card 1 into contact with corresponding terminals 9a to 9c of the terminal member 9.Type: ApplicationFiled: November 28, 2005Publication date: November 12, 2009Applicant: ALPS ELECTRIC CO., LTD.Inventors: Kazuki Satoh, Toru Wagatsuma, Takashi Kawahata
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Patent number: 6890198Abstract: There is provided a card connector device in which the length and the width thereof can be reduced. The connector device includes an insertion portion 40 into which a card 1 having a notch portion 2 is inserted, and a detecting switch 21 for detecting that the card 1 inserted into the insertion portion 40 is mounted at a predetermined card mounting position, wherein the detecting switch 21 is arranged so that at least a portion of the detecting switch 21 is positioned in a space defined by the notch portion 2 of the card 1 mounted at the predetermined card mounting position.Type: GrantFiled: April 5, 2004Date of Patent: May 10, 2005Assignee: ALPS Electric Co., Ltd.Inventors: Takashi Kawahata, Takeshi Murayama
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Publication number: 20040209506Abstract: There is provided a card connector device in which the length and the width thereof can be reduced. The connector device includes an insertion portion 40 into which a card 1 having a notch portion 2 is inserted, and a detecting switch 21 for detecting that the card 1 inserted into the insertion portion 40 is mounted at a predetermined card mounting position, wherein the detecting switch 21 is arranged so that at least a portion of the detecting switch 21 is positioned in a space defined by the notch portion 2 of the card 1 mounted at the predetermined card mounting position.Type: ApplicationFiled: April 5, 2004Publication date: October 21, 2004Applicant: ALPS ELECTRIC CO., LTD.Inventors: Takashi Kawahata, Takeshi Murayama