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:
Oct. 12, 1999
Filed:
Jun. 18, 1997
Olaf Von Bertrab, Oldenburg, DE;
Schlumberger Industries, S.R.L., Milan, IT;
Abstract
A single jet liquid meter includes a measurement chamber connected to an injector and an ejector and equipped with a turbine having a plurality of blades, two consecutive blades being disposed at an angle .beta., the measurement chamber having two end walls opposite to each other and perpendicular to the axis of the chamber, one of the two end walls being constituted by a plate equipped with an even number of ribs, n, greater than four, projecting in the chamber and equally distributed in two sets, two consecutive ribs of the same set being disposed at an angle .alpha. which is determined by the following conditions: .alpha.=(I+2/n).beta./(n/2-1) and (n/2-1).alpha.<90.degree., where I is an integer value greater or equal to zero.