ball joint

Also found in: Dictionary, Thesaurus, Medical, Acronyms, Wikipedia.

ball joint:

see ball-and-socket jointball-and-socket joint,
in engineering, mechanical connection used between parts that must be allowed some relative angular motion in nearly all directions. As the name implies, the joint consists essentially of a spherical knob at the end of a shaft, with the knob fitting
..... Click the link for more information.

ball joint

[′bȯl ‚jȯint]

ball joint

A joint in which one part has a ball-shaped end that is held in a spherical shell attached to the other, thereby permitting the axis of one part to be set at any angle with respect to the other.

ball-and-socket joint

, ball joint
1. a coupling between two rods, tubes, etc., that consists of a spherical part fitting into a spherical socket, allowing free movement within a specific conical volume
2. Anatomy a bony joint, such as the hip joint, in which a rounded head fits into a rounded cavity, allowing a wide range of movement
References in periodicals archive ?
A]) : ball joint input torque per suspension stroke unit in state A
An ALJ improperly determined that a company lacked adequate notice when cited for four violations at its plant where an MSHA inspector alleged excessive movement in the ball joints of the steering linkage of four trucks.
RAY: It's unlikely that you'd be able to determine, by driving the car, whether your ball joints are bad.
It was considered that, the tetrahedral compound from l = 6 elements and j = 8 ball joints, in according with the figure.
The materials used for the production depends on each part of the dredge ball joints.
Urbaniak has recreated new joints f-or more than 2,000 young patients with avascular necrosis (AVN), a disease that occurs when blood flow to the ball joint is inadequate, eventually resulting in hip joint collapse.
Figure 5 is a top view of the ball joint showing wear patterns from the drive shaft rotor just above the ball joint.
Mr Smith claimed a worn ball joint in the steering mechanism was to blame for the accident.
At the top of each arm is a 35/25 ground glass fitting in which a Teflon ball joint stopper is used to seal the tube or where a condenser can be attached, if it is desired to reflux the immersion fluid.
Snap-on Incorporated (NYSE:SNA), a leading global innovator, manufacturer and marketer of tools, diagnostics, equipment, software and service solutions for professional users, announced it recently won three 2012 MOTOR Magazine Top 20 Tools Awards for its Integrity Test Drive by John Bean, SOLUS Ultra([R]) scan tool and Ball Joint Remover for Subaru([R]) vehicles.
CliP Partial FlexiBAL, with a micro ball joint in the headplate, has been designed to address these problems.