Patent · US Expired

Selectable separation and capacity irrigation line

US4423838A · kind A · utility

48Cited by
7References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 4, 1981
Grant dateJan 3, 1984
Priority date
Expiry dateFeb 4, 2001

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T137/402
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

An irrigation line having desired output flow characteristics therealong including a liquid flow conduit couplable to a source of liquid under pressure; a multiplicity of liquid discharge elements associated with the conduit along the length thereof and having their inputs coupled to the conduit at locations such that the flow rates of liquid through the individual discharge elements are in a desired proportional relationship. The individual capacities of the discharge elements may be varied as well.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.