Fluid flow stabilizing apparatus
Patent 4858643 Issued on August 22, 1989. Estimated Expiration Date: 
March 14, 2008. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
March 14, 2008. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 839073 944026 2953167 3678963 Fluid-flow noise reduction systems Drag ball valve including variable pressure reducing means Control valve Mass flowmeter Laminar flowmeter Laminar-flow channeling in thermal flowmeters and the like InventorsAssigneeApplicationNo. 07/167572 filed on 03/14/1988US Classes:137/486, Responsive to change in rate of fluid flow137/487.5, Electrically actuated valve138/46Variable restrictionExaminersPrimary: Cohan, AlanAttorney, Agent or FirmInternational ClassesF15D 1/00 (20060101)F16L 55/027 (20060101) F16L 55/02 (20060101) AbstractA fluid flow stabilizer which includes two pluralities of stabilizer units adjacent one another. Each unit includes a plurality of parallel axially extending tubules. The units are movable into different relative positions so that certain of the tubules of a unit are aligned in fluid communication with tubules of another unit. Index means are provided for fixing the units in different selected relative positions. | |
