Split packing follower for use with valves
US7303179B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 18, 2005 |
| Grant date | Dec 4, 2007 |
| Priority date | — |
| Expiry date | Apr 11, 2025 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16J15/188
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
Split packing followers for use with valves are disclosed. A disclosed packing follower includes a first member having a first portion of a flange and a first portion of a curved wall extending substantially perpendiculary from the first portion of the flange to define a first portion of a cylindrical member. The disclosed packing follower further includes a second member separable from the first member. The second member include a second portion of the flange and a second portion of a curved wall extending substantially perpendiculary from the second portion of the flange to define a second portion of the cylindrical member. The first and second member include complementary interlocking structures that are configured to mechanically couple the first and second members to form the packing follower.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.