Patent · US Expired

Hydraulic distributor with a reaction biased control member

US4512238A · kind A · utility

19Cited by
8References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 10, 1983
Grant dateApr 23, 1985
Priority date
Expiry dateJan 10, 2003

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T137/86638
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

The distributor, embodying two mutually displaceable primary (35) and secondary (38, 43) members, includes a reaction device (37, 39, 40) operated by externally modulated reaction pressures, the reaction device having opposite inlets connected to independent circuits (22, 23) extending from corresponding outlets of valve means having OR logic function (24) actuated by the primary member of the distributor (21) in a phase lead with respect to the internal valve means (1, 2; 1', 2') of the distributor.

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