Patent ID: 11920444
Assignee: nan
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 0:
1. A traveling valve assembly for a downhole pump, comprising:
a traveling valve housing comprising a shouldered lower section, the traveling valve housing comprises an internally threaded upper section, wherein the internally threaded upper section threads onto a plunger of a downhole pump;
a valve seat within the traveling valve housing and adjacent to the shouldered lower section;
a traveling valve cage insert within the traveling valve housing and adjacent to the valve seat, the traveling valve cage insert comprises a cylindrical open lower section and an arched open upper section opposite thereto, the arched open upper section comprises three (3) axial arched rails that form an arched dome that operate to stop a valve ball yet permit fluid to be communicated therethrough, wherein a top surface of the traveling valve cage insert is machined to form a metal-to-metal seal with the plunger; and
the valve ball adjacent to the valve seat and within the traveling valve cage insert.