Title:
ROTARY VALVE
Document Type and Number:
WIPO Patent Application WO/2019/138208
Kind Code:
A1
Abstract:
A rotary valve (10) is described, comprising a housing (12) defining a chamber (16), a valve member (22) located within the chamber (16) and engageable with a seating surface (18) to control fluid communication between a first port (20) and a second port (20), a drive shaft (28) controlling the angular position of the valve member (22), and an actuator (30) coupled to the drive shaft (28), wherein a roller bearing arrangement (34) is provided between a surface of the valve member (22) and a surface of the housing defining the chamber (16).
Inventors:
SEARS NOELLE (GB)
Application Number:
PCT/GB2018/053742
Publication Date:
July 18, 2019
Filing Date:
December 21, 2018
Export Citation:
Assignee:
LB BENTLEY LTD (GB)
International Classes:
F16K11/074
Domestic Patent References:
| WO2011059678A1 | 2011-05-19 |
Foreign References:
| GB2210955A | 1989-06-21 | |||
| US3537680A | 1970-11-03 | |||
| EP3146244A1 | 2017-03-29 | |||
| EP3019780A1 | 2016-05-18 | |||
| GB2398856A | 2004-09-01 | |||
| GB1300018A | 1972-12-20 |
Attorney, Agent or Firm:
BAILEY, Richard Alan (GB)
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