公开(公告)号：US08776382B2

公开(公告)日：2014-07-15

申请号：US12994032

申请日：2008-10-02

申请人： Hiroyuki Ochiai ,  Mitsutoshi Watanabe ,  Takashi Furukawa ,  Hiroki Yoshizawa ,  Yukihiro Shimoda ,  Sadao Doi

发明人： Hiroyuki Ochiai ,  Mitsutoshi Watanabe ,  Takashi Furukawa ,  Hiroki Yoshizawa ,  Yukihiro Shimoda ,  Sadao Doi

IPC分类号： B25G3/00 ,  B26B9/00

CPC分类号： B26B9/00 ,  C23C26/00 ,  C23C30/005

摘要： A cutting instrument has a cutting blade portion formed with a skin made of an electrode material or a reaction product of the electrode material, the electrode material having been molten by pulse discharges induced between the cutting blade portion and an electrode in a machining liquid or gas, having as the electrode one of a mold molded from powder of a kind or powder of a mixture of kinds out of a metal or metals, a metal compound or metal compounds, and a ceramic or ceramics, and a heat-treated mold being the mold as heat-treated.

摘要翻译： 切割装置具有切割刀片部分，其形成有由电极材料制成的皮肤或电极材料的反应产物，电极材料已经通过在切削刀片部分和电极之间在加工液体或气体中引起的脉冲放电而熔化 具有由金属或金属，金属化合物或金属化合物，陶瓷或陶瓷中的一种或多种混合物的粉末的粉末成型的模具中的电极和被热处理的模具 模具作为热处理。

公开(公告)号：US5117918A

公开(公告)日：1992-06-02

申请号：US575209

申请日：1990-08-30

申请人： Tohru Yamada ,  Sadao Doi ,  Tomiji Oguri ,  Taizo Yamamoto

发明人： Tohru Yamada ,  Sadao Doi ,  Tomiji Oguri ,  Taizo Yamamoto

IPC分类号： A01B33/14

CPC分类号： A01B33/142 ,  Y10T403/7039 ,  Y10T403/7098

摘要： There is provided a cultivator blade supporting structure including at least one cultivator blade having a shank and a blade portion, at least one blade holder having a cavity for removably receiving the shank of the cultivator blade, and a rotational driving shaft to which the blade holder is fixed, wherein at least a part of the cavity is defined by first confronting oppositely inclined interior surfaces and second confronting oppositely inclined interior surfaces which have a different inclination angle from the first inclined interior surfaces, so that contact portions of the shank are wedged between and into the first and second inclined interior surfaces when the rotational shaft rotates to cultivate the ground.

公开(公告)号：US4697644A

公开(公告)日：1987-10-06

申请号：US815626

申请日：1986-01-02

申请人： Sadao Doi ,  Tohru Yamada ,  Shungo Matsumoto ,  Taizo Yamamoto

发明人： Sadao Doi ,  Tohru Yamada ,  Shungo Matsumoto ,  Taizo Yamamoto

IPC分类号： A01B33/14 ,  A01B33/02

CPC分类号： A01B33/142 ,  Y10T403/7039

摘要： There is provided a cultivator blade supporting structure. The structure comprises at least one cultivator blade comprising a shank and a blade portion; at least one blade holder having a hollow sleeve for removably receiving the shank of the cultivator blade; and a rotational driving shaft to which the blade holder is fixed, wherein at least a part of the sleeve for receiving the shank of the cultivator blade comprises confronting oppositely inclined interior faces between which the shank is wedged when the cultivator blade is rotated to cultivate the ground.

摘要翻译： 提供了一种耕耘机叶片支撑结构。 该结构包括至少一个包括柄和叶片部分的耕作机叶片; 至少一个刀片保持器，具有用于可移除地接收所述耕耘机刀片的所述柄的中空套筒; 以及旋转驱动轴，所述刀片保持器固定到所述旋转驱动轴上，其中用于接收所述耕耘机刀片的所述套筒的至少一部分包括面对相对倾斜的内表面，当所述耕耘机刀片旋转时， 地面。

公开(公告)号：US20110232108A1

公开(公告)日：2011-09-29

申请号：US12994032

申请日：2008-10-02

申请人： Hiroyuki Ochiai ,  Mitsutoshi Watanabe ,  Takashi Furukawa ,  Hiroki Yoshizawa ,  Yukihiro Shimoda ,  Sadao Doi

发明人： Hiroyuki Ochiai ,  Mitsutoshi Watanabe ,  Takashi Furukawa ,  Hiroki Yoshizawa ,  Yukihiro Shimoda ,  Sadao Doi

IPC分类号： B25G3/00

CPC分类号： B26B9/00 ,  C23C26/00 ,  C23C30/005

摘要： A cutting instrument (1) has a cutting blade portion (13) formed with a skin (7) made of an electrode material or a reaction product of the electrode material, the electrode material having been molten by pulse discharges induced between the cutting blade portion (13) and an electrode in a machining liquid or gas, having as the electrode one of a mold molded from powder of a kind or powder of a mixture of kinds out of a metal or metals, a metal compound or metal compounds, and a ceramic or ceramics, and a heat-treated mold being the mold as heat-treated.

摘要翻译： 切割器具（1）具有切割刀片部分（13），该切割刀片部分形成有由电极材料制成的皮肤（7）或电极材料的反应产物，所述电极材料已经通过在切割刀片部分 （13）和机械液体或气体中的电极，具有作为电极之一的电极，所述电极由金属或金属种类或粉末的粉末成型的模具，金属化合物或金属化合物，以及 陶瓷或陶瓷，以及作为热处理的模具的热处理模具。