Patent · US Expired

Throttle valve providing enhanced cleaning

US6090206A · kind A · utility

13Cited by

22References

7Claims

0Family size

Assignee

Applied Materials, Inc. · US

Inventors

Won Bae Bang · Santa Clara, US
Matthew Losey · Livermore, US
Francimar Campana · Milpitas, US
Srinivas D. Nemani · Sunnyvale, US
Sundar Pichai · Santa Clara, US

Key dates

Filing date	Oct 20, 1997
Grant date	Jul 18, 2000
Priority date	—
Expiry date	Oct 20, 2017

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF16K5/12
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

A throttle valve assembly is provided, including a throttle valve housing having a bore therethrough and a throttle valve plug assembly. The throttle valve plug assembly includes a shaft rotatably mounted on the throttle valve housing and a throttle valve plug having a concave cut-out portion. The throttle valve plug is mounted on the shaft within the throttle valve housing and substantially perpendicular to the bore. The throttle valve plug has at least two fully open positions and a closed position.

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