Patents by Inventor Daiichi Shiraishi

Daiichi Shiraishi 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: 7419074
    Abstract: A roof rack includes a pair of roof rails extended in parallel each other and connected to a roof of a vehicle, a cross rail extended perpendicular to the roof rail for connecting the roof rails, and a stopper mechanism including a handle operable for fixing the cross rail to the roof rails. The cross rail is movable relative to the roof rail when the handle is at a first position and the cross rail is immovable relative to the roof rail when then handle is at a second position.
    Type: Grant
    Filed: November 14, 2003
    Date of Patent: September 2, 2008
    Assignee: Aisin Seiki Kabushiki Kaisha
    Inventors: Tsuyoshi Kamiya, Hironori Koeda, Daiichi Shiraishi, Kazuo Mori
  • Publication number: 20050051585
    Abstract: A roof rack includes a pair of roof rails extended in parallel each other and connected to a roof of a vehicle, a cross rail extended perpendicular to the roof rail for connecting the roof rails, and a stopper mechanism including a handle operable for fixing the cross rail to the roof rails. The cross rail is movable relative to the roof rail when the handle is at a first position and the cross rail is immovable relative to the roof rail when then handle is at a second position.
    Type: Application
    Filed: November 14, 2003
    Publication date: March 10, 2005
    Inventors: Tsuyoshi Kamiya, Hironori Koeda, Daiichi Shiraishi, Kazuo Mori
  • Patent number: 6378251
    Abstract: A door assembly for vehicles includes a space defined between a door inner panel and a door trimming, in which a door locking device for holding a vehicle door on a vehicle body is accommodated so as to be secured on the door inner panel. A key cylinder and a connecting rod for a door outside handle are arranged between a door outer panel and the door inner panel, and a locking lever and an opening lever of the door locking device are placed in the space connected to the key cylinder and the connecting rod.
    Type: Grant
    Filed: August 31, 1999
    Date of Patent: April 30, 2002
    Assignees: Aisin Seiki Kabushiki Kaisha, Toyota Jidosha Kabushiki Kaisha
    Inventors: Ryoichi Fukumoto, Motohiro Kokubo, Masayuki Uchitsunemi, Keiichi Fukushima, Hiroshi Takai, Daiichi Shiraishi
  • Publication number: 20010022051
    Abstract: A door assemble for vehicles includes a space defined between a door inner panel and a door trimming, in which a door locking device for holding a vehicle door on a vehicle body is accommodated so as to be secured on the door inner panel.
    Type: Application
    Filed: August 31, 1999
    Publication date: September 20, 2001
    Inventors: RYOICHI FUKUMOTO, MOTOHIRO KOKUBO, MASAYUKI UCHITSUNEMI, KEIICHI FUKUSHIMA, HIROSHI TAKAI, DAIICHI SHIRAISHI
  • Patent number: 6231112
    Abstract: A vehicle door assembly includes a door inner panel having a hinge attachment portion on which is to be mounted a pair of door hinge devices and a lock attachment portion on which is to be mounted a door lock device. A base panel has four arm portions that connect the base panel to the door inner panel. The four arm portions include first and a second arm portions fixed to the hinge attachment portion of the door inner panel, and a third arm portion attached to the lock attachment portion of the door inner panel.
    Type: Grant
    Filed: August 31, 1999
    Date of Patent: May 15, 2001
    Assignee: Aisin Seiki Kabushiki Kaisha
    Inventors: Ryoichi Fukumoto, Terutsugu Gotanda, Masaru Hoshina, Motohiro Kokubo, Masayuki Uchitsunemi, Keiichi Fukushima, Hiroshi Takai, Daiichi Shiraishi
  • Patent number: 4854617
    Abstract: A door lock for an automotive vehicle includes a door lock striker fixedly secured to the vehicle body, a base provided on the vehicle door, a latch freely rotatably supported on the base by a pin and adapted to engage and disengage the striker, a silencer provided on the latch, and arcuate projections provided on the silencer and base and having the pin at the center thereof, the arcuate projections being brought into overlapping relation with each other so as to force the latch away from the base when the door is fully closed. Further, the latch is integrally molded to include a resilient projection at a portion where the striker and the latch engage each other, the projection being located near a position occupied by the striker when the door is fully closed, whereby a resilient press-fitted relation is established between the striker and the latch to eliminate abnormal sounds caused by looseness of the latch in the thickness direction thereof.
    Type: Grant
    Filed: June 24, 1987
    Date of Patent: August 8, 1989
    Assignees: Aisin Seiki Kabushiki Kaisha, Toyota Jidosha Kabushiki Kaisha
    Inventors: Shigeru Hayakawa, Daiichi Shiraishi, Hisakazu Murakami
  • Patent number: 4821589
    Abstract: A driver unit for a window regulator or winder for use in an automobile door, for example, includes a gear rotatably mounted on a base and having first and second shafts coaxial with each other and projecting from opposite sides of the gear, the first shaft being rotatably supported on said base, the gear having a support coaxial with the first and second shafts and a plurality of angularly spaced arms projecting radially outwardly from the support. A drum is rotatably mounted on the second shaft and has a plurality of angularly spaced cavities opening toward the support. A plurality of integrally joined dampers are disposed as pairs in the cavities, respectively, with one of the arms being interposed between the dampers in each pair. The gear is rotated by a motor mounted on the base to rotate the drum through the arms and the dampers to move a wire wound on the drum and coupled to the window glass for thereby moving the window glass in the automobile door.
    Type: Grant
    Filed: March 18, 1988
    Date of Patent: April 18, 1989
    Inventors: Ryoichi Fukumoto, Daiichi Shiraishi, Eiji Iwasaki
  • Patent number: 4792166
    Abstract: A device for fixing a roof detachable from a motor vehicle body to the vehicle body. The detachable roof is provided thereon with first and second lock pins guided by guides and projectable in directions opposite to each other. These lock pins are inserted into lock holes formed in the vehicle body, whereby the detachable roof can be fixed to the vehicle body. The guides have a plurality of fixed positions around the axis of respective mounting holes of the detachable roof. A guide hole formed in the guides is made eccentric with the center axis of each guide such that a straight line from the center of the guide hole to the center axis of the mounting hole of the detachable roof is inclined to the horizontal line, whereby positional differences between the outer surface of the detachable roof and the main roof body surface, when the detachable roof is locked in place, may be minimized.
    Type: Grant
    Filed: March 19, 1987
    Date of Patent: December 20, 1988
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Daiichi Shiraishi, Shingo Satoh
  • Patent number: 4786091
    Abstract: A device for locking a detachable roof in a motor vehicle to a vehicle body. The lock device has first and second lock pins caused to appear from or disappear into the detachable roof in synchronism in directions opposite to each other by means of a control lever through first and second levers. These lock pins are inserted into lock holes formed in the vehicle body, whereby the detachable roof is fixed.
    Type: Grant
    Filed: March 19, 1987
    Date of Patent: November 22, 1988
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Daiichi Shiraishi, Shingo Satoh
  • Patent number: 4786092
    Abstract: A device for locking a detachable roof in a motor vehicle to a vehicle body. The lock device has first and second lock pins which are caused to appear and disappear in synchronism with each other in directions opposite to each other by means of a control lever through a first lever, a second lever and connecting mechanisms. These lock pins are inserted into lock holes formed on the vehicle body sides, whereby the roof is fixed to the vehicle body. The turning paths of the connecting mechanisms are shifted in position in the directions of rotary axes of the first and the second levers.
    Type: Grant
    Filed: March 19, 1987
    Date of Patent: November 22, 1988
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Daiichi Shiraishi, Shingo Satoh
  • Patent number: 4753125
    Abstract: A driver unit for use in a window regulator for raising and lowering a panel of window glass has a drum case to be mounted on a fixed member such as a door panel, a drum rotatably supported in the drum case for winding a wire thereon and feeding the wire therefrom upon rotation thereof, the drum having an axial shank, a spiral spring having one end engaging the shank, and a spring cover supported on the drum case and accommodating the spiral spring therein, the other end of the spiral spring being fixed to the spring cover, the shank of the drum being rotatably supported on the spring cover. The spring cover is securely locked on the drum case by a reliable locking arrangement which can easily be assembled.
    Type: Grant
    Filed: July 21, 1987
    Date of Patent: June 28, 1988
    Assignees: Aisin Seiki Kabushiki Kaisha, Toyota Jidosha Kabushiki Kaisha
    Inventors: Ryoichi Fukumoto, Daiichi Shiraishi, Eiji Iwasaki
  • Patent number: 4716623
    Abstract: A side door hinge mechanism for a motor vehicle includes a pair of top rotary center shafts supported on an end of the door at a top portion thereof, a pair of top rotary center shafts supported on the vehicle body, a pair of bottom rotary center shafts supported on the door, and a pair of bottom rotary center shafts supported on the vehicle body. The bottom rotary center shafts are aligned with the top rotary center shafts. A top control arm in rotatably connected at opposite ends to one of the top rotary center shafts on the vehicle body and one of the top rotary center shafts on the door. A bottom control arm is rotatably connected at opposite ends to the bottom rotary center shafts which are aligned with the top rotary center shafts which are rotatably connected to the top control arm. A main arm is formed integrally in the vertical direction, and i rotatably connected at its end portion to the remaining top and bottom rotary center shafts.
    Type: Grant
    Filed: October 31, 1985
    Date of Patent: January 5, 1988
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Eiichi Kinaga, Daiichi Shiraishi
  • Patent number: 4713862
    Abstract: A quadric rotary link device for a side door hinge mechanism in a motor vehicle is disclosed. The device has first and second arms connected by rotary center shafts to a vehicle body and a side door. The hinge mechanism has a door side base and a body side base formed long in the vertical direction. The door side base is secured to the rocking proximal end of the side door. The body side base is secured to a vertical surface of the vehicle body. There are four top rotary center shafts and four bottom rotary center shafts supported at two pairs of positions in the top and bottom of the door side base and the body side base, respectively.
    Type: Grant
    Filed: October 31, 1985
    Date of Patent: December 22, 1987
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Eiichi Kinaga, Daiichi Shiraishi
  • Patent number: 4700984
    Abstract: A door hinge mechanism for a motor vehicle is disclosed. The hinge has four rotary center shafts, two of which are supported at positions on an end of the side door, and two others at two positions on a surface on the side of the vehicle body disposed adjacent to the end of the door. A first arm is rotatably connected at its opposite ends to one of the rotary center shafts on the vehicle body and one of the rotary center shafts on the door. A second arm is rotatably connected at its opposite ends to the remaining rotary center shafts. A rear end portion of a front side fender is located at a position adjacent to and in front of the forward end of the side door. A portion of the end face of the side door is disposed outwardly in the widthwise direction and extended forward from the end face of the body of the vehicle to form an extension for covering the outer surface of the side door hinge mechanism.
    Type: Grant
    Filed: October 31, 1985
    Date of Patent: October 20, 1987
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Eiichi Kinaga, Daiichi Shiraishi
  • Patent number: 4700983
    Abstract: A door hinge mechanism and associated body of a motor vehicle is disclosed. The hinge mechanism has rotary center shafts supported on an end panel on the pivoting (rocking proximal) end of a side door, and rotary center shafts supported on a surface on the vehicle body adjacent the end panel. A first arm is rotatably connected at its opposite ends to a rotary center shaft on the vehicle body and to another rotary center shaft on the end panel of the door. A second arm is rotatably connected at its opposite ends to a rotary center shaft on the vehicle body and to a rotary center shaft on the door. A forward end corner portion of the end panel of the side door is raised forward on the compartment side of the vehicle body from the rear surface of the end panel where the side door hinge is secured. The raised portion of this configuration is attached to a weather strip mount.
    Type: Grant
    Filed: October 31, 1985
    Date of Patent: October 20, 1987
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Eiichi Kinaga, Daiichi Shiraishi
  • Patent number: 4667442
    Abstract: A construction of a door frame in a motor vehicle, includes a door frame, a door glass, a glass run supported on the door frame, and a core plate connected to the glass run for reinforcement. The glass run has an outer side portion and an inner side portion in sliding contact with an outer surface and an inner surface of the side end edge of a door glass, respectively, and a bottom portion connecting the outer and inner side portions to each other, for vertically slidably guiding the door glass and sealing a space formed between the door glass and the door frame. The outer side portion is disposed such that the outer side portion is exposed to the outside of the vehicle, with respect to the door glass, located at a position where the door glass is shifted toward the outer side portion between the outer side portion and the inner side portion, and the outer surface of the door glass is substantially flush with the outer surface of the door frame.
    Type: Grant
    Filed: May 17, 1985
    Date of Patent: May 26, 1987
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Eiji Hiramatsu, Daiichi Shiraishi
  • Patent number: 4665586
    Abstract: A motor vehicle is provided with a side door hinge mechanism having rotary center shafts, two rotatable arms and a door check mechanism. The rotary center shafts are supported at two positions on the rocking proximal end of the side door and at two positions on the side of the vehicle body. The first arm is rotatably connected at its opposite ends by a rotary center shaft on the side of the vehicle body and a rotary center shaft on the side of the door. The second arm is rotatably connected at its opposite ends to a rotary center shaft on the side of the vehicle body and a rotary center shaft on the side of the door and is in a plane parallel to and directly below the first arm. The door check mechanism is comprised of a torsion bar, a cam plate and a roller. The torsion bar is mounted to either the first or the second arm. The cam plate is mounted on a side door of the vehicle body. A roller is rotatably supported on the torsion bar and rotatably urged against the surface of the cam plate by a torsion force.
    Type: Grant
    Filed: October 31, 1985
    Date of Patent: May 19, 1987
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Eiichi Kinaga, Daiichi Shiraishi
  • Patent number: 4665587
    Abstract: A light weight, rigid side door hinge mechanism for a motor vehicle is disclosed. The hinge has four top rotary center shafts, two of which are supported at two positions spaced apart from each other in a generally horizontal direction on an end of the door, and the other two at two positions on a surface on the side of the vehicle body disposed adjacent to the end of the door. Four bottom rotary center shafts are also provided: two shafts are supported at two positions on the end of the side door and two shafts are supported at the surface of the side of the vehicle body. The four bottom shafts are aligned with the four top rotary center shafts. A top control arm is rotatably connected at its opposite ends to one of the top rotary center shafts on the vehicle body and one of the top rotary center shafts on the door. A bottom control arm is rotatably connected at opposite ends to the bottom rotary center shafts aligned with the top rotary center shafts at the opposite ends of the top control arm.
    Type: Grant
    Filed: October 31, 1985
    Date of Patent: May 19, 1987
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Eiichi Kinaga, Daiichi Shiraishi
  • Patent number: 4658475
    Abstract: Hinge mechanism for a vehicle door comprising a vehicle frame having a mounting surface extending along the vehicle frame, another mounting surface extending along the vehicle door proximate the mounting surface on the vehicle frame, and support members extending between the mounting surfaces to support the door. The support members comprising support arms pivotally attached between brackets positioned on the mounting surfaces. The support arms are pivotally attached through rotary shafts, which are individually mounted at opposite ends of each of the support arms. The rotary shafts are aligned along independently inclined axes, which define a point of convergence beneath the hinge mechanism for the independent axes, so that the upper portion of the door is positioned away from the vehicle frame when the door is opened.
    Type: Grant
    Filed: October 10, 1984
    Date of Patent: April 21, 1987
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Eiichi Kinaga, Daiichi Shiraishi
  • Patent number: 4644695
    Abstract: A door window regulator for vertically moving a door window glass of a vehicle includes a wire which is stretched between upper and lower pulleys respectively disposed at the upper and lower portions of a door such that the wire forms a closed loop. A wire hook is secured to a portion of the wire between the upper and lower pulleys and further secured to a wire mounting bracket which is secured to the window glass. The wire mounting bracket has a box-like portion into which the wire hook is inserted. The wire hook is prevented from coming off by a bent portion which projects from a portion of the wire mounting bracket. A synthetic resin is applied to the respective contact surfaces of the wire hook and the wire mounting bracket for the purpose of cushioning.
    Type: Grant
    Filed: June 5, 1985
    Date of Patent: February 24, 1987
    Assignees: Toyota Jidosha Kabushiki Kaisha, Aisin Seiki Co., Ltd.
    Inventors: Daiichi Shiraishi, Eiji Iwasaki, Ryoichi Fukumoto