Pivoted Patents (Class 403/119)
- Including internal tie means (Class 403/123)
- Plural concave surfaces with diverse curvature (Class 403/124)
- Swiveled ball parts or seat (Class 403/127)
- Composite ball (Class 403/128)
- Elastomerically biased or backed components (Class 403/132)
- Elastomeric seat (Class 403/133)
- Externally packed (Class 403/134)
- Including liner, shim, or discrete seat (Class 403/135)
- Divided socket-type coupling (Class 403/141)
- Bifurcated socket (Class 403/142)
- Separable socket sections (Class 403/143)
- Spring-biased (Class 403/144)