Patents by Inventor Kazuyoshi ARATA

Kazuyoshi ARATA 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).

  • Publication number: 20180070731
    Abstract: A plurality of first spring members is each disposed to bridge between a back frame and a first support member, and a blower unit is disposed on an opposite side to a cushion member side on the first support member. Second spring members and third spring members are each disposed to bridge between a cushion frame and a second support member, and a blower unit is disposed on an opposite side to a cushion member side on the second support member. Then, the blower units ensure being supported to the spring members without overlapping of the support members and the blower units on the spring members in a thickness direction of a seat back or a seat cushion. This ensures a space in the thickness direction of the seat back or the seat cushion to be efficiently used.
    Type: Application
    Filed: August 29, 2017
    Publication date: March 15, 2018
    Applicant: TACHI-S CO., LTD.
    Inventors: Ippei Jibiki, Kazuyoshi Arata
  • Publication number: 20180043807
    Abstract: To make a vehicle seat having functionality for blowing air from the surface of the seat feel comfortable for an occupant to sit on without feeling recesses of opening parts of air-blowing grooves thereon, while ensuring that the efficiency of blowing air to the seat surface is kept high. In the vehicle seat, a urethane pad of a seat cushion and a urethane pad of a seat back have through-holes and groove parts formed thereon, wherein the through-holes are connected to a duct at one end, and the groove parts have openings along a surface covered by a seat cover and are connected to the other ends of the through-holes. Each groove part is formed such that the respective opening has a narrower cross-sectional shape than an internal space of the groove part on the inner side of the urethane pad for the seat cushion/seat back.
    Type: Application
    Filed: February 9, 2016
    Publication date: February 15, 2018
    Applicant: TACHI-S CO., LTD.
    Inventor: Kazuyoshi ARATA
  • Publication number: 20180022252
    Abstract: A vehicular seat having a seat cushion and a seat back, which are configured to be provided with air flow layers capable of being formed by a relatively simple step, is configured to be provided with: the seat cushion on which a vehicle occupant is seated; the seat back against which the vehicle occupant seated on the seat cushion rests his or her back; a fan disposed below the seat cushion; an air delivery duct for delivering to the seat cushion and the seat back, air delivered from the fan; and a seat cover for discharging the air delivered from the air delivery duct, from the surface of the seat cushion and the seat back to the side on which the vehicle occupant is seated. A plurality of groove spaces through which air delivered from the air delivery duct is caused to flow are formed inside the seat cover.
    Type: Application
    Filed: February 9, 2016
    Publication date: January 25, 2018
    Inventors: Kazuyoshi ARATA, Takao TSUTSUI
  • Publication number: 20170340123
    Abstract: A seat with a ventilation system that maintains seated person's coolness by blowing air to minimum segments of a seatback and a seat cushion so that seated person's comfort is maintained is provided. Air-blowing means is controlled in air-blowing quantity and air-blowing time periodically by air-blowing control means, and air blowing in each period is set to include a first term T1 in which a predetermined quantity of air is blown and a second term T2 in which the predetermined quantity of air to be blown is gradually reduced.
    Type: Application
    Filed: December 14, 2015
    Publication date: November 30, 2017
    Applicants: NATIONAL UNIVERSITY CORPORATION CHIBA UNIVERSITY, TACHI-S CO., LTD.
    Inventors: Tetsuo KATSUURA, Yoshihiro SHIMOMURA, Tomoyuki TAKEUCHI, Hideo TOBATA, Tsutomu FUJIKAKE, Kazuyoshi ARATA
  • Patent number: 8668225
    Abstract: A vehicle seat includes: a seat back frame that is provided with a pair of side frame portions that are located on both left and right sides in the seat transverse direction; an outer-side load transmitting block that is located further to an outer side in the transverse direction of the seat back frame than the side frame portion of the seat back frame, and that transmits an impact load that is input from a side of the vehicle body to the seat back frame; a protruding portion that protrudes from a side surface of the side frame portion on the outer side in the transverse direction of the seat back frame towards the outer side in the transverse direction of the seat back frame; a side airbag apparatus that is located on a front surface of the protruding portion; and an engaging portion that is formed in the outer-side load transmitting block, and that receives the protruding portion.
    Type: Grant
    Filed: June 3, 2011
    Date of Patent: March 11, 2014
    Assignees: Honda Motor Co., Ltd., Tachi-S Co., Ltd.
    Inventors: Jogen Yamaki, Hisato Oku, Takashi Inoue, Takuya Hori, Masato Miyaguchi, Kazuyoshi Arata
  • Patent number: 8616636
    Abstract: In a vehicle seat, first and second front links as well as first and second rear links are pivotally connected between a seat cushion frame and a floor of vehicle. The first front link has one pivot point pivotally connected with a drive pinion rotatably supported in one side of the seat cushion frame and another pivot point disposed forwardly of that one pivot point. Likewise, the second front link has one pivot point pivotally connected with the other side of the seat cushion frame and another pivot point disposed forwardly of that one pivot point. A first connecting link element is pivotally connected between the afore-said another pivot point of the first front link and the first rear link. A second connecting link element is pivotally connected between the afore-said another pivot point of the second front link and the second rear link.
    Type: Grant
    Filed: February 17, 2011
    Date of Patent: December 31, 2013
    Assignee: Tachi-S Co., Ltd.
    Inventor: Kazuyoshi Arata
  • Publication number: 20130140859
    Abstract: A vehicle seat includes: a seat back frame that is provided with a pair of side frame portions that are located on both left and right sides in the seat transverse direction; an outer-side load transmitting block that is located further to an outer side in the transverse direction of the seat back frame than the side frame portion of the seat back frame, and that transmits an impact load that is input from a side of the vehicle body to the seat back frame; a protruding portion that protrudes from a side surface of the side frame portion on the outer side in the transverse direction of the seat back frame towards the outer side in the transverse direction of the seat back frame; a side airbag apparatus that is located on a front surface of the protruding portion; and an engaging portion that is formed in the outer-side load transmitting block, and that receives the protruding portion.
    Type: Application
    Filed: June 3, 2011
    Publication date: June 6, 2013
    Applicants: TACHI-S CO., LTD., HONDA MOTOR CO., LTD.
    Inventors: Jogen Yamaki, Hisato Oku, Takashi Inoue, Takuya Hori, Masato Miyaguchi, Kazuyoshi Arata
  • Publication number: 20120212014
    Abstract: In a vehicle seat, first and second front links as well as first and second rear links are pivotally connected between a seat cushion frame and a floor of vehicle. The first front link has one pivot point pivotally connected with a drive pinion rotatably supported in one side of the seat cushion frame and another pivot point disposed forwardly of that one pivot point. Likewise, the second front link has one pivot point pivotally connected with the other side of the seat cushion frame and another pivot point disposed forwardly of that one pivot point. A first connecting link element is pivotally connected between the afore-said another pivot point of the first front link and the first rear link. A second connecting link element is pivotally connected between the afore-said another pivot point of the second front link and the second rear link.
    Type: Application
    Filed: February 17, 2011
    Publication date: August 23, 2012
    Applicant: TACHI-S CO., LTD.
    Inventor: Kazuyoshi ARATA