Patents Assigned to Sato Kogyosyo Co., Ltd.
  • Patent number: 7476071
    Abstract: A vehicle equipped with a lift device, capable of suitably lowering objects that have been placed in a high place to a position at which they can be reached by people, is provided. A link unit is provided on the top of the vehicle. The link unit is comprised of telescoping arms, which are parallel to each other. The link unit is comprised of base arm members, slide arm members, a base link which connects the base arm members, and support links, which are parallel to the base links and which connect the slide arm members. Further, the link unit is comprised of a drive boom, which is swung up and down on the top of the vehicle around a drive shaft, and a follow boom, which is swung, in the same direction as the drive boom, around a support shaft that is parallel to the drive shaft. One base arm member is attached to the leading end of the drive boom, and another base arm member is attached to the leading end of the follow boom.
    Type: Grant
    Filed: September 27, 2006
    Date of Patent: January 13, 2009
    Assignee: Sato Kogyosyo Co., Ltd.
    Inventor: Hideaki Ito
  • Patent number: 7341418
    Abstract: A lift device, comprising link units and a drive source, for operating these link units, is provided on the top of a vehicle or high surface. The link units comprise a telescoping arm that is disposed in a reclined posture on a top of the vehicle or high surface, a boom that is swung up and down by the drive source, a slide beam that is moved by the swing movement of this boom, along the top of the vehicle or high surface, and arm telescoping means for telescoping the telescoping arm in response to the swing movement of the boom. The telescoping arm comprises a first arm member, having an end that is rotatably connected to a free end of the boom, and a second arm member that is mobile in the lengthwise direction of the first arm member, the first arm member being oriented upwards so as to be lowered while extending from the top of the vehicle, as a result of the swing movement of the boom.
    Type: Grant
    Filed: January 27, 2006
    Date of Patent: March 11, 2008
    Assignee: Sato Kogyosyo Co., Ltd.
    Inventor: Hideaki Ito