公开(公告)号：US20180131108A1

公开(公告)日：2018-05-10

申请号：US15805736

申请日：2017-11-07

Applicant: FANUC CORPORATION

Inventor： Shouta FUJII ,  Kaname MATSUMOTO

IPC: H01R9/24 ,  H01R9/18

CPC classification number: H01R9/2466 ,  H01R4/34 ,  H01R9/18 ,  H01R9/2458 ,  H02M7/003 ,  H02P5/74

Abstract: This motor drive device includes a first motor driving unit, a first terminal block 11 attached to the first motor driving unit, a second motor driving unit, a second terminal block attached to the motor driving unit, a first short bar whose one end portion is attached to the first terminal block so that the first short bar can be rotated around a first axis line, and a second short bar whose one end portion is attached to the first terminal block so that the second short bar can be rotated around a second axis line, the other end sides thereof can be placed at a connection position so that the other end sides can be connected to the second terminal block, and at a retract position which is distant from the second terminal block by rotation of the first and the second short bars.

公开(公告)号：US20200328693A1

公开(公告)日：2020-10-15

申请号：US16846405

申请日：2020-04-13

Applicant: FANUC CORPORATION

Inventor： Shouta FUJII

IPC: H02M7/155 ,  H02P6/08

Abstract: A converter circuit for converting an AC voltage input from a polyphase AC power supply into a DC voltage and outputting the DC voltage includes a positive DC terminal and a negative DC terminal configured to output the DC voltage, diodes each having its anode electrically connected to a corresponding phase of the polyphase AC power supply, and all having their cathodes electrically connected to the positive DC terminal, and a connection portion electrically connecting a neutral point of the polyphase AC power supply and the negative DC terminal to each other.

公开(公告)号：US20180166800A1

公开(公告)日：2018-06-14

申请号：US15830146

申请日：2017-12-04

Applicant: Fanuc Corporation

Inventor： Shouta FUJII ,  Kaname MATSUMOTO

IPC: H01R9/24 ,  H01R9/18

CPC classification number: H01R9/2408 ,  H01R9/18 ,  H02K1/00 ,  H02K5/225 ,  H02K11/33 ,  H02P3/18

Abstract: A short bar for connecting terminal blocks of two motor driving units which drive a motor includes a strip-plate-like fixed portion which has a through hole into which a screw for fixing is inserted and which is fixed to the terminal block of the motor driving unit with the screw, a first connection portion which is provided on one end of the fixed portion, and a second connection portion which is provided on the other end of the fixed portion, wherein the first connection member has a configuration that the first connection portion and the second connection portion of another shot bar can be connected electrically and mechanically with each other through a relative movement in the thickness direction of the fixing member.