Patent · US Expired

Improvements in or relating to controls for hydraulic valves

US4112976A · kind A · utility

3Cited by
2References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 21, 1977
Grant dateSep 12, 1978
Priority date
Expiry dateJan 21, 1997

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T137/87072
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A control arrangement for a pair of valves in which a control member is pivoted on the control lever of a first valve for movement normal to movement of first control lever. A link interconnects control member and U-shaped control lever of second valve so that movement of control member about pivot causes movement of second valve.

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