Patents by Inventor Naoki Kanai
Naoki Kanai 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: 10866655Abstract: A touchpad module includes an outer frame, a support disposed inside the outer frame, a spring that connects the outer frame and the support to each other, a substrate fixed to and supported by the support, and a vibration motor mounted on the substrate, in which a vibration direction of the vibration motor and an urging direction of the spring coincide in a lateral direction.Type: GrantFiled: November 27, 2018Date of Patent: December 15, 2020Assignees: NIDEC CORPORATION, NIDEC SEIMITSU CORPORATIONInventor: Naoki Kanai
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Patent number: 10692338Abstract: A haptic output device includes an actuator that provides a haptic effect and a signal transmitter that transmits a driving signal and a braking signal to the actuator. The driving signal includes a first driving waveform in a first half cycle, a second driving waveform, following the first driving waveform, in a second half cycle, and a third driving waveform, following the second driving waveform, in a third half cycle. The braking signal includes a braking waveform following the third driving waveform. The polarities of the voltage values of the first driving waveform and second driving waveform are opposite to each other. The polarities of the voltage values of the second driving waveform and third driving waveform are opposite to each other. The braking waveform has a phase opposite to the phase of the driving signal. The third driving waveform has a higher frequency than the first driving waveform.Type: GrantFiled: March 27, 2019Date of Patent: June 23, 2020Assignee: NIDEC SEIMITSU CORPORATIONInventor: Naoki Kanai
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Patent number: 10523085Abstract: A vibration motor includes a base portion arranged to extend perpendicularly to a central axis extending in a vertical direction; a shaft; a coil portion; a bearing portion; a rotor holder; a magnet portion; and an eccentric weight. The base portion includes a base magnetic portion made of a magnetic metal; and a base nonmagnetic portion made of a nonmagnetic metal, fixed to an edge portion of the base magnetic portion, and arranged to extend from the edge portion of the base magnetic portion perpendicularly to the vertical direction. The base magnetic portion includes a plurality of magnetic element portions arranged in a circumferential direction, and arranged at positions opposed to the magnet portion in the vertical direction. The base nonmagnetic portion includes a plurality of nonmagnetic element portions arranged to alternate with the magnetic element portions in the circumferential direction, and arranged at positions opposed to the magnet portion in the vertical direction.Type: GrantFiled: July 28, 2016Date of Patent: December 31, 2019Assignee: NIDEC SEIMITSU CORPORATIONInventor: Naoki Kanai
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Publication number: 20190304267Abstract: A haptic output device includes an actuator that provides a haptic effect and a signal transmitter that transmits a driving signal and a braking signal to the actuator. The driving signal includes a first driving waveform in a first half cycle, a second driving waveform, following the first driving waveform, in a second half cycle, and a third driving waveform, following the second driving waveform, in a third half cycle. The braking signal includes a braking waveform following the third driving waveform. The polarities of the voltage values of the first driving waveform and second driving waveform are opposite to each other. The polarities of the voltage values of the second driving waveform and third driving waveform are opposite to each other. The braking waveform has a phase opposite to the phase of the driving signal. The third driving waveform has a higher frequency than the first driving waveform.Type: ApplicationFiled: March 27, 2019Publication date: October 3, 2019Inventor: Naoki KANAI
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Publication number: 20190163277Abstract: A haptic output device includes an actuator to generate a haptic effect, and a signal transmitter to transmit a driving signal and a braking signal to the actuator. After stopping the driving signal, the signal transmitter transmits no signal for a blank time period, and thereafter transmits the braking signal. The braking signal has a frequency equal to that of the driving signal, and a phase of the braking signal is opposite to that of the driving signal.Type: ApplicationFiled: November 27, 2018Publication date: May 30, 2019Inventor: Naoki KANAI
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Publication number: 20190163294Abstract: A touchpad module includes an outer frame, a support disposed inside the outer frame, a spring that connects the outer frame and the support to each other, a substrate fixed to and supported by the support, and a vibration motor mounted on the substrate, in which a vibration direction of the vibration motor and an urging direction of the spring coincide in a lateral direction.Type: ApplicationFiled: November 27, 2018Publication date: May 30, 2019Inventor: Naoki KANAI
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Patent number: 9979258Abstract: A vibration motor, comprising a base part which expands perpendicular to a vertical center axis; a shaft which protrudes upward along the center axis, a lower end of the shaft being coupled to the base part; a circuit board disposed on the base part; coil parts which are attached onto the circuit board, and face each other in a radial direction across the shaft and a gap; a bearing part which is rotatably attached to the shaft at an upper side than the coil parts; a rotor holder which is attached to the bearing part; a magnet part which is attached to the rotor holder; an eccentric weight which is attached to the rotor holder; a spacer which is attached to the shaft at a portion between the bearing part and the coil part, a top surface of the spacer being in contact with a bottom surface of the bearing part; and a cover part which covers at least a portion of the upper and lateral sides of the rotor holder and the eccentric weight, and is fixed to an upper end portion of the shaft and an edge portion of the bType: GrantFiled: November 19, 2015Date of Patent: May 22, 2018Assignee: NIDEC SEIMITSU CORPORATIONInventors: Daisuke Takagi, Naoki Kanai
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Publication number: 20170040866Abstract: A vibration motor includes a base portion arranged to extend perpendicularly to a central axis extending in a vertical direction; a shaft; a coil portion; a bearing portion; a rotor holder; a magnet portion; and an eccentric weight. The base portion includes a base magnetic portion made of a magnetic metal; and a base nonmagnetic portion made of a nonmagnetic metal, fixed to an edge portion of the base magnetic portion, and arranged to extend from the edge portion of the base magnetic portion perpendicularly to the vertical direction. The base magnetic portion includes a plurality of magnetic element portions arranged in a circumferential direction, and arranged at positions opposed to the magnet portion in the vertical direction. The base nonmagnetic portion includes a plurality of nonmagnetic element portions arranged to alternate with the magnetic element portions in the circumferential direction, and arranged at positions opposed to the magnet portion in the vertical direction.Type: ApplicationFiled: July 28, 2016Publication date: February 9, 2017Inventor: Naoki KANAI
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Publication number: 20160141935Abstract: A vibration motor, comprising a base part which expands perpendicular to a vertical center axis; a shaft which protrudes upward along the center axis, a lower end of the shaft being coupled to the base part; a circuit board disposed on the base part; coil parts which are attached onto the circuit board, and face each other in a radial direction across the shaft and a gap; a bearing part which is rotatably attached to the shaft at an upper side than the coil parts; a rotor holder which is attached to the bearing part; a magnet part which is attached to the rotor holder; an eccentric weight which is attached to the rotor holder; a spacer which is attached to the shaft at a portion between the bearing part and the coil part, a top surface of the spacer being in contact with a bottom surface of the bearing part; and a cover part which covers at least a portion of the upper and lateral sides of the rotor holder and the eccentric weight, and is fixed to an upper end portion of the shaft and an edge portion of the bType: ApplicationFiled: November 19, 2015Publication date: May 19, 2016Inventors: Daisuke TAKAGI, Naoki KANAI
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Patent number: 9093870Abstract: A flat motor has a standard cylindrical bearing and the structure for fastening the bearing by sufficient strength. The flat motor has a rotor frame that is rotatably supported by a bearing through which the shaft passes, and the frame has: flat portion which is formed by a flat plate and which has central hole; outer cylindrical portion which is formed in a cylindrical shape on the side of central hole of flat portion by bending the flat plate and lengthening in an axial direction of the shaft; and inner cylindrical portion to which bearing is fastened, and which is formed in a cylindrical shape on the inner circumstance side of outer cylindrical portion by bending the flat plate at the end opposite to the end of flat portion on the inside of rotor frame and lengthening in a direction contrary to the direction in which outer cylindrical portion lengthens.Type: GrantFiled: June 10, 2011Date of Patent: July 28, 2015Assignee: NIDEC SEIMITSU CORPORATIONInventor: Naoki Kanai
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Patent number: 8861021Abstract: An installation method, an installation program and a computer-readable record medium are supplied.Type: GrantFiled: September 18, 2008Date of Patent: October 14, 2014Assignee: Oki Data CorporationInventor: Naoki Kanai
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Patent number: 8698366Abstract: A flat type vibration motor realizing strong fastening of a rotor frame and an eccentric weight without welding, that is, a flat type vibration motor provided with a cover case having a tubular part with an opening closed by a stator structure and supporting one end of a shaft and with a rotor frame supported to be able to rotate via a slide bearing through which the shaft runs and having an axial direction field-type rotary magnet and an eccentric weight, wherein the rotor frame has a disk part having a burring part into which a slide bearing is fitted and at least one rivet hole, while the eccentric weight has a covering part superposed over the disk part at the side opposite to the stator structure, at least one rivet which is inserted from the covering part through the rivet hole and have heads which are crushed at the stator structure side of the disk part, and an eave-shaped taper part hanging down from the covering part over the outer circumferential edge of the disk part to the stator structure side.Type: GrantFiled: February 7, 2011Date of Patent: April 15, 2014Assignees: Nidec Semitsu Corporation, Sanyo Seimitsu Co., LtdInventor: Naoki Kanai
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Patent number: 8665471Abstract: A controller able to communicate with print devices each of which is configured to print a file on a medium, includes: a storage; a folder specifying unit configured to specify a folder stored in the storage as a print target folder; a destination specifying unit configured to specify one of the print devices as a destination print device; a file analyzing unit configured to analyze a format of each of print target files, which are all files in all hierarchical levels in the print target folder, and to determine whether each print target file is a printable file formats which has one of formats printable by the destination print device; and a transmission unit configured to transmit, to the destination print device, the printable format file.Type: GrantFiled: October 25, 2010Date of Patent: March 4, 2014Assignee: Oki Data CorporationInventor: Naoki Kanai
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Publication number: 20130127277Abstract: A flat motor has a standard cylindrical bearing and the structure for fastening the bearing by sufficient strength. The flat motor has a rotor frame that is rotatably supported by a bearing through which the shaft passes, and a rotor frame has: flat portion which is formed by a flat plate and which has central hole; outer cylindrical portion which is formed in a cylindrical shape on the side of central hole of flat portion by bending the flat plate and lengthening in an axial direction of the shaft; and inner cylindrical portion to which bearing is fastened, and which is formed in a cylindrical shape on the inner circumstance side of outer cylindrical portion by bending the flat plate at the end opposite to the end of flat portion on the inside of rotor frame and lengthening in a direction contrary to the direction in which outer cylindrical portion lengthens.Type: ApplicationFiled: June 10, 2011Publication date: May 23, 2013Applicant: NIDEC SEIMITSU CORPORATIONInventor: Naoki Kanai
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Patent number: 8378539Abstract: A flat vibration motor for suppressing deformation of coils even in a reflow at a high temperature, having a stator structure 10 fixing a shaft 1 and having no-core coils C1 and C2; a cover case 20 covered by the stator structure 10 and supporting the other end of the shaft 1; and a rotor frame 30; wherein the stator structure 10 includes: a board 12 having a first face 12a being provided with electrode patterns E1-E3 and a second face 12b being provided with a wiring pattern to be connected to the electrode patterns and to the no-core coils; and a base frame 14 having a burring part 15a into which one end of the shaft 1 is fitted, and being sandwiched between the rotor frame 30 and the upper surfaces of the coils C1 and C2 by abutting against the coils C1 and C2.Type: GrantFiled: December 29, 2010Date of Patent: February 19, 2013Assignee: Nidec Semiconductor CorporationInventor: Naoki Kanai
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Publication number: 20110266901Abstract: A flat type vibration motor realizing strong fastening of a rotor frame and an eccentric weight without welding, that is, a flat type vibration motor provided with a cover case having a tubular part with an opening closed by a stator structure and supporting one end of a shaft and with a rotor frame supported to be able to rotate via a slide bearing through which the shaft runs and having an axial direction field-type rotary magnet and an eccentric weight, wherein the rotor frame has a disk part having a burring part into which a slide bearing is fitted and at least one rivet hole, while the eccentric weight has a covering part superposed over the disk part at the side opposite to the stator structure, at least one rivet which is inserted from the covering part through the rivet hole and have heads which are crushed at the stator structure side of the disk part, and an eave-shaped taper part hanging down from the covering part over the outer circumferential edge of the disk part to the stator structure side.Type: ApplicationFiled: February 7, 2011Publication date: November 3, 2011Applicants: SANYO SEIMITSU CO., LTD., SANYO ELECTRIC CO., LTD.Inventor: Naoki KANAI
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Publication number: 20110260559Abstract: A flat vibration motor for suppressing deformation of coils even in a reflow at a high temperature, having a stator structure 10 fixing a shaft 1 and having no-core coils C1 and C2; a cover case 20 covered by the stator structure 10 and supporting the other end of the shaft 1; and a rotor frame 30; wherein the stator structure 10 includes: a board 12 having a first face 12a being provided with electrode patterns E1-E3 and a second face 12b being provided with a wiring pattern to be connected to the electrode patterns and to the no-core coils; and a base frame 14 having a burring part 15a into which one end of the shaft 1 is fitted, and being sandwiched between the rotor frame 30 and the upper surfaces of the coils C1 and C2 by abutting against the coils C1 and C2.Type: ApplicationFiled: December 29, 2010Publication date: October 27, 2011Applicants: SANYO SEIMITSU CO., LTD., SANYO ELECTRIC CO., LTD.Inventor: Naoki KANAI
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Patent number: 8008818Abstract: A flat vibration motor able to be mounted to a device side board by just reflow processing and able to reduce the occupied area, that is, a flat vibration motor provided with a stator plate having a through hole into which one end of a shaft is fit, the stator plate having a magnetic metal core plate having detent torque generating holes 10a to 10c, interconnect patterns arranged on a first electrical insulating film formed on this front surface, and electrode patterns arranged on a second electrical insulating film formed on a back surface of the magnetic metal core plate and connected with the interconnect patterns through the through holes h1 to h3, the insides of the detent torque generating holes 10a to 10c being covered by front-to-back superposed films formed by extensions of the first electrical insulating film and second electrical insulating film.Type: GrantFiled: March 17, 2010Date of Patent: August 30, 2011Assignees: Sanyo Electric Co., Ltd., Sanyo Seimitsu Co., Ltd.Inventors: Koichiro Saito, Naoki Kanai, Mitsuru Ooi, Masaki Arai
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Publication number: 20110102837Abstract: A controller able to communicate with print devices each of which is configured to print a file on a medium, includes: a storage; a folder specifying unit configured to specify a folder stored in the storage as a print target folder; a destination specifying unit configured to specify one of the print devices as a destination print device; a file analyzing unit configured to analyze a format of each of print target files, which are all files in all hierarchical levels in the print target folder, and to determine whether each print target file is a printable file formats which has one of formats printable by the destination print device; and a transmission unit configured to transmit, to the destination print device, the printable format file.Type: ApplicationFiled: October 25, 2010Publication date: May 5, 2011Applicant: OKI DATA CORPORATIONInventor: Naoki KANAI
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Publication number: 20100237728Abstract: A flat vibration motor able to be mounted to a device side board by just reflow processing and able to reduce the occupied area, that is, a flat vibration motor provided with a stator plate having a through hole into which one end of a shaft is fit, the stator plate having a magnetic metal core plate having detent torque generating holes 10a to 10c, interconnect patterns arranged on a first electrical insulating film formed on this front surface, and electrode patterns arranged on a second electrical insulating film formed on a back surface of the magnetic metal core plate and connected with the interconnect patterns through the through holes h1 to h3, the insides of the detent torque generating holes 10a to 10c being covered by front-to-back superposed films formed by extensions of the first electrical insulating film and second electrical insulating film.Type: ApplicationFiled: March 17, 2010Publication date: September 23, 2010Applicants: SANYO ELECTRIC CO., LTD., SANYO SEIMITSU CO., LTD.Inventors: Koichiro SAITO, Naoki Kanai, Mitsuru Ooi, Masaki Arai