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 9873140 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 23, 2018

Filed:

Sep. 11, 2012
Applicants:

Masahumi Sato, Tokyo, JP;

Shogo Kigami, Hyogo, JP;

Yuki Kinugasa, Hyogo, JP;

Inventors:

Masahumi Sato, Tokyo, JP;

Shogo Kigami, Hyogo, JP;

Yuki Kinugasa, Hyogo, JP;

Assignees:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B08B 5/02 (2006.01); E01B 7/20 (2006.01); B61L 1/20 (2006.01); B61L 5/02 (2006.01); B61L 5/10 (2006.01); E01B 19/00 (2006.01);
U.S. Cl.
CPC ...
B08B 5/02 (2013.01); B61L 1/20 (2013.01); B61L 5/02 (2013.01); B61L 5/10 (2013.01); E01B 7/20 (2013.01); E01B 19/00 (2013.01);
Abstract

There is provided a foreign material removing device of a track turnout portion which can tightly attach and fix nozzles to a rail belly portion stably without machining a rail itself. A foreign material removing device of a track turnout portion which has point rails which can move to contact and move away from stock rails of the track turnout portion, and which removes a foreign material dropped between the stock rail and the point rail, includes a piping unit which includes a plurality of nozzle portions which spray compressed air to remove the foreign material, and the piping unit includes a close-contact arrangement structure in which the piping unit is arranged in close contact with a lateral surface of the stock rail opposed to the point rail.


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Sato, Masahumi. (2018). Foreign material removing device of track turnout portion (U.S. Patent No. 9873140). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9873140

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