Patent · US Expired

Hydraulic valves

US4519419A · kind A · utility

6Cited by
2References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 15, 1982
Grant dateMay 28, 1985
Priority date
Expiry dateJun 15, 2002

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T137/87185
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A hydraulic valve is provided which can be modified to provide priority compensation, parallel pressure compensation, inlet check functions and a float function by changing a flow through inlet valve portion in the inlet chamber of the valve.

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