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.:
Date of Patent:
Feb. 03, 1981
Filed:
May. 30, 1978
Applicant:
Inventors:
Takehiro Sawayama, Musashino, JP;
Ichizo Ito, Musashino, JP;
Toshio Aga, Musashino, JP;
Tetsuo Ando, Musashino, JP;
Assignee:
Yokogawa Electric Works, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G01F / ;
U.S. Cl.
CPC ...
7386124 ;
Abstract
A flow metering apparatus is disclosed which includes a dust in which a fluid to be measured flows, a pillar-shaped vortex generator inserted into the duct, and a force detector fixed firmly to the vortex generator substantially in an integrated manner, and capable of directly detecting an alternating force applied to the vortex generator due to Karman's vortex generated by the vortex generator, and converting the alternating force into an electric output signal.