Patent · US Active

Piston valve

US9732861B2 · kind B2 · utility

1Cited by

14References

12Claims

0Family size

Assignee

Robert Bosch Automotive Steering LLC · US

Inventors

Martin Maier · Asperg, DE
Markus Rief · Plymouth, US
Werner Bernhard · Heubach, DE

Key dates

Filing date	May 19, 2014
Grant date	Aug 15, 2017
Priority date	—
Expiry date	Jun 3, 2034

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T137/86654
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

A valve for controlling a fluid flow comprising: an inner sleeve having a control surface and a middle sleeve, wherein a first movement of the inner sleeve with respect to the middle sleeve can be carried out, wherein the valve comprises a control piston, wherein the first movement prompts a second movement of the control piston, whereby the valve is moved into a switched state.

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