saddle joint


Also found in: Dictionary, Thesaurus, Medical, Legal, Financial, Wikipedia.
Related to saddle joint: Condyloid joint, plane joint

saddle joint

saddle joint
1. A stepped joint in a projecting masonry course or in a coping; used to prevent the penetration of water.
2. A vertical joint in sheet-metal roofing; formed by bending up the end of one sheet and folding it downward over the turned-up edge of the adjacent sheet.
References in periodicals archive ?
Unlike the hinge-type joints that dominate the hand, the trapeziometacarpal or basal joint of the thumb is a uniquely structured biconcave-convex saddle joint.
In addition, the saddle joint must be palpated and moved with care.
The 5-axis torch and simultaneously-controlled chuck allow the SG-U44 to fabricate angle cuts, weld-prep bevels, and advanced contours such as saddle joint cuts in one operation.