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:
May. 10, 1994
Filed:
Nov. 19, 1990
Applicant:
Inventors:
Kiyoshi Satoh, Miyanohigashi, JP;
Noriyuki Kimura, Miyanohigashi, JP;
Assignee:
Stec Inc., Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01F / ;
U.S. Cl.
CPC ...
7320422 ; 732025 ;
Abstract
A mass flow meter includes a housing body having a fluid passageway extending therethrough with a capillary tube communicating with the fluid passageway. The capillary tube is connected through a pair of metallic sleeves mounted on a base member which in turn is fastened to the housing body. A pair of sensor coils is connected to the capillary tube to measure any fluid flow. A metal sensor case is welded airtight to the base member to encapsulate the capillary tube.