Patents Assigned to Sanyo Turf Co., Ltd.
  • Patent number: 5906167
    Abstract: A method and an apparatus for planting runners enabling efficient and economical plantation of runners of summer lawngrass in a lawn of winter lawngrass. A plurality of longitudinal and parallel grooves having small width are formed in a ground surface and a runner net tape, prepared by dispersing runners between a pair of nets, is supplied to each groove. The net tape is forced into the ground from its central portion so that the net tape is buried in the grooves in twofold form. The net tape may also be dipped in water or a liquid for post-planting care before it is supplied to the groove.
    Type: Grant
    Filed: June 17, 1996
    Date of Patent: May 25, 1999
    Assignee: Sanyo Turf Co., Ltd.
    Inventor: Yoshifumi Miyachi
  • Patent number: 5509230
    Abstract: The present invention relates to a lawn protecting method for preventing a lawn from being barren by stamping pressure, particularly relates to a lawn protecting method in golf courses, tennis courts, sports stadiums such as soccer fields and an elastic body for lawn protection used therefor. The present invention is a lawn protecting method comprising dispersing fragmental elastic bodies of not less than 0.0003 cm.sup.3 and not more than 5 cm.sup.3 in volume on a lawn or previously sowed soil, and cultivating turf. Moreover, an elastic body for lawn protection according to the present invention consists of rubber, synthetic resin or their sponge, its cross section is circular, oval, annular, spherical, polygonal and their amorphous shape, and its volume is 0.0003-5 cm.sup.3.
    Type: Grant
    Filed: September 16, 1994
    Date of Patent: April 23, 1996
    Assignees: Sanyo Turf Co., Ltd., Hayakawa Rubber Company Limited
    Inventors: Yosifumi Miyachi, Kazuto Urakami, Setsuo Taninaka