Title:
THROTTLE VALVE
Document Type and Number:
Japanese Patent JPS63203973
Kind Code:
A
Abstract:
A choke includes a body (12) with an internal valve chamber (18), an inlet (14) and an outlet (16) communicating through the body into the valve chamber. A valve seat (20) surrounds the opening of the outlet into the valve chamber, and a valve member (30) is mounted within said body to move toward and away from said valve seat to control flow therethrough. Means are provided for moving the valve member in the body. The valve member (30) has a stem (32) and a replaceable, wear-resistant tip (42) which is provided with a sleeve insert (48) secured within the stem opening and has internal threads which mate with external threads on the end of the stem. The tip recess includes a groove (62) into which a portion of the sleeve insert is swaged to secure it tightly into the tip.
Inventors:
JIERARUDO ESU BEIKAA
Application Number:
JP24569487A
Publication Date:
August 23, 1988
Filing Date:
September 29, 1987
Export Citation:
Assignee:
CAMERON IRON WORKS INC
International Classes:
F16K1/38; F16K1/32; F16K1/48; (IPC1-7): F16K1/32
Attorney, Agent or Firm:
Kyozo Yuasa (4 outside)