Transport Device and Specimen Analysis System Including Transport Device

Patent metadata

Field	Value
Publication number	US-2023138212-A1
Application number	US-202017798682-A
Country	US
Kind code	A1
Filing date	Nov 10, 2020
Priority date	Feb 18, 2020
Publication date	May 4, 2023
Grant date	—

Abstract

The present invention provides a transport device and a specimen analysis system including the transport device that reduce the pulsation of thrust for moving an object to be transported, reduce vibration of the object to be transported during transport, and realize stable transport. The transport device of the present invention includes a first electromagnet unit including a first tooth made of a magnetic body, a first core connected to the first tooth and made of a magnetic body, and a first winding formed around the first core; a second electromagnet unit including a second tooth installed adjacent to the first electromagnet unit and made of a magnetic body, a second core connected to the second tooth and made of a magnetic body, a second winding formed around the second core; and a magnetic coupling unit made of a magnetic body between the first tooth of the first electromagnet unit and the second tooth of the second electromagnet unit.

First claim

1 . A transport device comprising:
a first electromagnet unit including a first tooth made of a magnetic body, a first core connected to the first tooth and made of a magnetic body, and a first winding formed around the first core; a second electromagnet unit including a second tooth installed adjacent to the first electromagnet unit and made of a magnetic body, a second core connected to the second tooth and made of a magnetic body, and a second winding formed around the second core; and a magnetic coupling unit made of a magnetic body between the first tooth of the first electromagnet unit and the second tooth of the second electromagnet unit.

2 . The transport device according to claim 1 , wherein
the first electromagnet unit and the second electromagnet unit are installed in a line on an electromagnet unit fixing base made of a magnetic body.

3 . The transport device according to claim 2 , wherein
the first tooth is connected to an upper part of the first core, a lower part of the first core is connected to the electromagnet unit fixing base, and the second tooth is connected to an upper part of the second core, and the lower part of the second core is connected to the electromagnet unit fixing base.

4 . The transport device according to claim 2 , wherein
the first electromagnet unit and the second electromagnet unit are magnetically connected at the upper part thereof by the magnetic coupling unit and magnetically connected at the lower part thereof by the electromagnet unit fixing base.

5 . The transport device according to claim 1 , wherein
the first tooth, the second tooth, and the magnetic coupling unit are integrally formed.

6 . The transport device according to claim 1 , wherein
the first core and the first tooth are formed separately, and the second core and the second tooth are formed separately.

7 . The transport device according to claim 1 , further comprising:
a transport plane on which an object to be transported moves, wherein the first tooth, the second tooth, and the magnetic coupling unit are embedded in the transport plane.

8 . The transport device according to claim 1 , further comprising
a transport plane on which an object to be transported moves, wherein the first tooth, the second tooth, and the magnetic coupling unit are installed between the transport plane and the first and second cores.

9 . The transport device according to claim 1 , wherein
a plurality of electromagnet units are installed in a line, a plurality of transport paths are installed, and a shape of the tooth and/or a shape of the magnetic coupling unit are changed according to the transport paths.

10 . The transport device according to claim 1 , wherein
a plurality of electromagnet units are installed in a line, and a magnetic coupling unit installed between teeth adjacent in the X direction, and a magnetic coupling unit installed between teeth adjacent in the Y direction are provided.

11 . The transport device according to claim 10 , further comprising:
a magnetic coupling unit installed between teeth adjacent in the XY directions.

12 . The transport device according to claim 1 , wherein
the diameter of the first tooth is larger than the diameter of the first core, and the diameter of the second tooth is larger than the diameter of the second core.

13 . The transport device according to claim 1 , wherein
the shape of the first tooth and the shape of the second tooth are circular.

14 . The transport device according to claim 1 , wherein
the shape of the first tooth and the shape of the second tooth are rectangular.

15 . A specimen analysis system comprising the transport device according to claim 1 .

Assignees

• Hitachi High Tech Corp

Inventors

• Aoyama Yasuaki
• Hoshi Ryosuke
• Kaneko Satoru
• Kobayashi Hiroyuki
• Tamakoshi Takeshi
• Watanabe Hiroshi
• Kambara Katsuhiro
• Onizawa Kuniaki

Classifications

• H02K1/145

  having an annular coil, e.g. of the claw-pole type · CPC title

• H02K29/03

  with a magnetic circuit specially adapted for avoiding torque ripples or self-starting problems · CPC title

• G01N35/04 Primary

  Details of the conveyor system {(G01N35/021 - G01N35/028 take precedence)} · CPC title

• B65G54/02

  electrostatic, electric, or magnetic · CPC title

• G01N2035/0477

  Magnetic · CPC title