ROY E SODERBERG
Engineering in North Kingstown, RI
License number
Massachusetts 14273
Expiration Date
Jun 30, 1992
Type
Mechanical Engineer
Address
Address
North Kingstown, RI 02852
Professional information
Control Valve
US Patent:
4037818, Jul 26, 1977
Filed:
Aug 26, 1975
Appl. No.:
5/607749
Inventors:
Roy E. Soderberg - North Kingstown RI
Albert J. Hanssen - North Kingstown RI
Albert J. Hanssen - North Kingstown RI
Assignee:
International Telephone and Telegraph Corporation - Nutley NJ
International Classification:
F16K 510, F16K 4704
US Classification:
251121
Abstract:
A rotatable plug of a control valve is supported by trunions journaled along an axis transverse to the direction of flow of a fluid to be controlled and is provided with a flow passage defined in part by a surface having at least one baffle formed thereon for providing desired flow characteristics over the entire range of plug travel.