The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 10, 2023

Filed:

Nov. 25, 2015
Applicant:

Mitsubishi Electric Corporation, Chiyoda-ku, JP;

Inventors:

Masaki Nose, Chiyoda-ku, JP;

Satoru Sofuku, Chiyoda-ku, JP;

Noboru Kawaguchi, Chiyoda-ku, JP;

Katsumi Yamazaki, Chiyoda-ku, JP;

Shingo Kimura, Chiyoda-ku, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B25J 9/00 (2006.01); B25J 17/02 (2006.01);
U.S. Cl.
CPC ...
B25J 9/0039 (2013.01); B25J 9/0042 (2013.01); B25J 17/0266 (2013.01);
Abstract

A parallel link device whose height can be reduced particularly when a movable-side member is brought closer to a fixed-side member, and in which an amount of stroke of the movable-side member can be increased. Specifically, the parallel link device includes a fixed-side member, a movable-side member, six links, and slide mechanisms. Each of the six links has one end connected to the movable-side member with at least two rotational degrees of freedom, and the other end connected to the fixed-side member with at least two rotational degrees of freedom. A connection point of the other end and the fixed-side member is movable with respect to the fixed-side member. Each of the six links has five rotational degrees of freedom and a predetermined length. Each of the slide mechanisms is provided on the fixed-side member and holds the other end of the link movable within a predetermined range.


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