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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.

Patent No.:

US 10287907 B1

PDFFull Text
Date of Patent:
May. 14, 2019

Filed:

Dec. 17, 2014

Linear motion mechanism, governing valve drive device, and steam turbine

Applicant:

Mitsubishi Heavy Industries Compressor Corporation, Tokyo, JP;

Inventors:

Hideki Tonaka, Tokyo, JP;

Naoyuki Nagai, Tokyo, JP;

Naruhito Harada, Tokyo, JP;

Makoto Katagake, Hiroshima, JP;

Tomoaki Okamura, Hiroshima, JP;

Assignee:

MITSUBISHI HEAVY INDUSTRIES COMPRESSOR CORPORATION, Tokyo, JP;

Attorney:

Birch, Stewart, Kolasch & Birch LLP

Primary Examiner:

Justin D Seabe

Assistant Examiner:

Juan G Flores

Int. Cl.
CPC ...
F01D 17/14 (2006.01); F16H 57/04 (2010.01); F01D 5/02 (2006.01); F01D 5/12 (2006.01); F01D 25/24 (2006.01); F16K 31/04 (2006.01); F16H 25/22 (2006.01);
U.S. Cl.
CPC ...
F01D 17/145 (2013.01); F01D 5/02 (2013.01); F01D 5/12 (2013.01); F01D 25/24 (2013.01); F16H 57/0497 (2013.01); F16K 31/047 (2013.01); F05D 2220/31 (2013.01); F05D 2260/57 (2013.01); F05D 2270/58 (2013.01); F05D 2270/62 (2013.01); F16H 25/2204 (2013.01);
Abstract

A linear motion mechanism () is provided with: a cylinder rod () into which a ball screw () can be inserted, said cylinder rod () including a base end section that is connected to a nut () within a piston casing () and a tip section () that is exposed on the outside of the piston casing (); a nut-side grease supply hole () that is formed in the nut () and that includes a discharge port () that opens toward the outer circumferential surface of the ball screw (); and a cylinder rod-side grease supply hole () that is formed in the cylinder rod (), that includes on one end thereof an inlet () that opens at a position that is exposed to the outer section of the piston casing (), and that includes another end () that is connected to the nut-side grease supply hole ().

Find Patent Forward Citations

Tonaka, Hideki. (2019). Linear motion mechanism, governing valve drive device, and steam turbine (U.S. Patent No. 10287907). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10287907

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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