Patent · US Expired

Fluid delivery device

US7013915B2 · kind B2 · utility

1Cited by
4References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 14, 2004
Grant dateMar 21, 2006
Priority date
Expiry dateDec 18, 2024

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T137/86268
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

Fluid delivery device, allowing a mechanical robot arm to be supplied with fluids from at least two sources of fluids, includes A first series of channels run through a central portion of the rotor sealing at a passage between the rotor and the stator is provided by seals.A second series of channels run through a peripheral portion of the rotor. Continuity between portions of these channels situated respectively on the rotor and the stator is provided in a zone without contact, with a reduced mechanical clearance.

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