Title:
弁内の流体の流れを増大させる装置
Document Type and Number:
Japanese Patent JP5715818
Kind Code:
B2
Abstract:
Apparatus to increase the fluid flow in a valve are disclosed. An example apparatus includes a valve body (206) having a fluid passageway, a valve cage (222) located in the passageway and including a wall having an outer surface and an inner surface defining a cage bore (224) with an axis. The wall has at least one flow zone comprising a plurality of through openings (236), each through opening extending between the inner and outer surfaces to define an opening axis extending through the wall and being shaped like a slot. The opening axis is disposed at a non-orthogonal angle with respect to the axis of the cage bore. A valve plug (240) is axially slidable in the cage bore.
Inventors:
Perrault, Aaron Andrew
Vice, Joseph Michael
Westwater, David Jay.
Vice, Joseph Michael
Westwater, David Jay.
Application Number:
JP2010518321A
Publication Date:
May 13, 2015
Filing Date:
July 21, 2008
Export Citation:
Assignee:
Fisher Controls International Limited Liability Company
International Classes:
F16K3/24; F16K3/26; F16K47/02
Domestic Patent References:
| JP2005500485A | ||||
| JP47049337B1 | ||||
| JP2150585A |
Foreign References:
| US6782920 | ||||
| US3780767 | ||||
| US6250330 | ||||
| US3602261 | ||||
| US5018703 | ||||
| US5964248 | ||||
| US20030192601 | ||||
| US2104039 |
Attorney, Agent or Firm:
Patent business corporation Yuko patent office