Patent · US Expired

Vacuum gate valve

US7134642B2 · kind B2 · utility

17Cited by
19References
18Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 18, 2004
Grant dateNov 14, 2006
Priority date
Expiry dateJul 31, 2024

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16K3/18
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

The invention provides a vacuum gate valve for closing off an opening. The vacuum gate valve can have a valve plate that can be turned so that the alignment of the valve plate will adapt to a valve seat when the valve plate is pressed against the valve seat.

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