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:
Feb. 25, 2025

Filed:

Feb. 16, 2022
Applicant:

Tunghai University, Taichung, TW;

Inventors:

Kuo-wei Chiu, Taichung, TW;

Chia-An Yeh, Zhubei, TW;

Assignee:

Tunghai University, Taichung, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04B 11/00 (2006.01); F04B 43/08 (2006.01); F15D 1/02 (2006.01); F16L 27/08 (2006.01); F16L 55/07 (2006.01); F17D 1/07 (2006.01);
U.S. Cl.
CPC ...
F04B 11/0091 (2013.01); F04B 43/08 (2013.01); F04B 43/084 (2013.01); F04B 43/088 (2013.01); F15D 1/02 (2013.01); F15D 1/025 (2013.01); F16L 27/0841 (2013.01); F16L 55/07 (2013.01); F17D 1/07 (2013.01);
Abstract

A guidance unit comprises a first pipe part and a second pipe part, an inner space diameter of the second pipe part is smaller than an inner space diameter of the first pipe part, causing a cross-sectional area of a second flow space perpendicular to a pipe axis of the second pipe part smaller than that of a first flow space perpendicular to a pipe axis of the first pipe part; one end of the pipe axis of the second pipe part and one end of the pipe axis of the first pipe part are connected in series with each other and spaced apart from each other by a first angle, so that the second flow space communicates with the first flow space; thereby, a pressure of an external fluid in the second flow space is greater than a pressure of the external fluid in the first flow space.


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