Control arm assembly with ball joint for automotive suspension
US8757648B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | May 3, 2013 |
| Grant date | Jun 24, 2014 |
| Priority date | — |
| Expiry date | May 3, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T403/32631
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A control arm assembly for an automotive wheel suspension, having: an elongate control arm having a transverse mounting socket with an internally threaded surface; and a ball joint having: a steel housing with an externally threaded surface and; a ball stud with a partially spherical ball head upwardly restrained within the housing and a shank extending upwardly through an upward opening in the housing; and a bearing having a partially spherical inner surface engaging the ball head and having an outer surface engaging the inner chamber; wherein the housing has a laterally extending collar with a lower contact surface that engages the upper mounting surface of the control arm when the threaded surfaces are fully torqued together; and wherein the upper portion of the outboard wall having a thickness greater than or equal to a thickness of a lower portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.