Patents by Inventor Hayathugu Harasaki

Hayathugu Harasaki 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).

  • Patent number: 4652044
    Abstract: An automobile rear body structure including a rear fender panel extending substantially longitudinally along each side of the body structure, a rear end panel extending substantially transversely along a rear end portion of the body structure, a rear floor panel, a tire house assembly comprising a tire house outer panel having an arcuately curved portion and a tire house inner panel having an arcuately curved portion which is welded to the arcuately curved portion of the tire house outer panel. The tire house outer panel has a side portion welded to the rear fender panel and provided with a rearwardly extended portion which is welded to the rear end panel. The tire house inner panel has a lower portion welded to the rear floor panel and is provided at a rear portion with a substantially vertical wall which has a rear end welded to the rear end panel to provide a rigid structure.A closed cross section section structure extends from the tire house to the rear end panel to provide increased rigidity.
    Type: Grant
    Filed: November 28, 1984
    Date of Patent: March 24, 1987
    Assignee: Mazda Motor Corporation
    Inventor: Hayathugu Harasaki
  • Patent number: 4552400
    Abstract: A body structure for a two-door type automobile including a roof rail extending along each side of a roof panel, a side sill extending along each side of a floor panel, a center pillar having an upper end connected with the roof rail and extending substantially downwardly therefrom, a rear fender panel having a substantially vertically extending front edge portion which is bent transversely inwardly of the body structure to form a stepped configuration complementary to a rear edge configuration of a side door adapted to be mounted on said body structure, an inner panel having a front edge secured to the front edge portion of the rear fender panel and a rear edge also secured to the rear fender panel to form a lower pillar of closed cross-section, the lower pillar being connected at an upper end with the center pillar and at a lower end with the side sill.
    Type: Grant
    Filed: January 22, 1985
    Date of Patent: November 12, 1985
    Assignee: Mazda Motor Company
    Inventors: Hayathugu Harasaki, Osamu Matsuura
  • Patent number: 4545612
    Abstract: An automobile having a front pillar comprised of an upper front pillar section and a lower hinge pillar section. A forwardly extending beam of closed cross-section is formed by a dash panel, a cowl side upper panel and a wheel apron reinforcement. A second forwardly extending beam of closed cross-section is further provided beneath the first mentioned beam by the dash panel and forward extensions of an upper front pillar inner panel and a hinge pillar outer panel.
    Type: Grant
    Filed: August 24, 1982
    Date of Patent: October 8, 1985
    Assignee: Mazda Motor Corporation
    Inventor: Hayathugu Harasaki
  • Patent number: 4466653
    Abstract: Automobile front body structure including a side beam of a closed cross-section extending forwardly at each side of the front engine compartment. The side beam has a bifurcated front end portion comprised of an upper and lower branched portions. A front cross beam of a closed cross-section connects the front end portions of the lower branched portions. A front bumper is supported by the upper branched portions of the side beams.
    Type: Grant
    Filed: September 17, 1982
    Date of Patent: August 21, 1984
    Assignee: Toyo Kogyo Co., Ltd.
    Inventor: Hayathugu Harasaki
  • Patent number: 4408794
    Abstract: A support column provided in an automobile body structure for accommodating a rear wheel suspension assembly comprises a column structure rigidly mounted on an apron forming a part of the body structure and defining a wheel housing. This column structure is also rigidly connected to an inner panel of the body structure and project generally upwardly from the apron for accommodating the wheel suspension assembly having one end connected to and supported by a support plate. This support plate has a bracket portion to which one end of the suspension assembly is connected and a brace portion extending downwardly towards the inner panel.
    Type: Grant
    Filed: November 4, 1981
    Date of Patent: October 11, 1983
    Assignee: Toyo Kogyo Co., Ltd.
    Inventor: Hayathugu Harasaki
  • Patent number: 4406343
    Abstract: An automobile body of a front-engine-front drive type has an engine located in the engine compartment with the crankshaft directed transversely. The frame assembly for supporting the power unit comprising the engine and the transmission device is constituted by side and cross-members which are connected together to form a rectangular configuration. One of the side members is formed with a transversely inward extension on which an engine mounting bracket is provided. One of the cross-member is also connected to the extension so as to stiffen it to thereby provide a desired rigidity.
    Type: Grant
    Filed: June 9, 1981
    Date of Patent: September 27, 1983
    Assignee: Toyo Kogyo Co. Ltd.
    Inventor: Hayathugu Harasaki
  • Patent number: 4392545
    Abstract: An automobile body of a front-engine-front-drive type has an engine located in the engine compartment with the crankshaft directed transversely. The frame assembly for supporting the power unit comprising the engine and the transmission device is constituted by a front and rear sections. The rear section is secured to the body and the front section is removably connected at the front end with the body and at the rear end with the rear section. The power unit is mounted on the front section so that it can be removed from the body together with the front section.
    Type: Grant
    Filed: April 9, 1981
    Date of Patent: July 12, 1983
    Assignee: Toyo Kogyo Co., Ltd.
    Inventors: Hayathugu Harasaki, Wataru Tsutagawa
  • Patent number: 4366598
    Abstract: A hinge structure for pivotally connecting a hood or bonnet of an automobile to the automobile for selectively opening and closing an automobile engine compartment of a front body structure of the automobile including a first hinge bracket having one end portion rigidly secured to a stiffening plate which is in turn secured to the hood, and a second hinge bracket having one end portion rigidly secured to a radiator shroud which is in turn secured to the front body structure. The other end portions of the respective first and second hinge brackets are pivotally connected by means of a hinge pin. Each of the first and second hinge brackets is of generally a U-shaped cross-section.
    Type: Grant
    Filed: February 27, 1980
    Date of Patent: January 4, 1983
    Assignee: Toyo Kogyo Co., Ltd.
    Inventors: Hayathugu Harasaki, Nobuaki Matsuura
  • Patent number: 4362331
    Abstract: An automobile front body construction which includes a reinforced beam assembly extending between a pair of front pillars. The reinforced beam assembly includes an elongated main frame member of generally U-shaped cross-section, having a wall section and upper and lower flanges protruding from the wall section generally at right angles thereto. The main frame member also has a generally rectangular opening extending in face-to-face relation to the wall section and over the entire length thereof. An elongated closure member closes the rectangular opening and is positioned in spaced and face-to-face relation to the wall section, the opposite end portions of the wall section being rigidly secured to an upper dash panel. The opposite ends of the closure member are rigidly connected to the respective front pillars.
    Type: Grant
    Filed: January 8, 1981
    Date of Patent: December 7, 1982
    Assignee: Tokyo Kogyo Co., Ltd.
    Inventors: Hayathugu Harasaki, Yoshihiro Morimoto