breaking joints

breaking joints

Any arrangement of structural units, esp. masonry units, such that the vertical joints between adjacent units do not follow a vertical line, but are staggered.
References in periodicals archive ?
Featuring patent-pending electronic valve-control technology, the XRH rotary heads can run two or three motors and seamlessly switch from series to parallel operation, eliminating low-torque startups after making and breaking joints and manual shifting of gears.
Open top vises allow the operator to clearly see the drillstem joints and makes making-up and breaking joints a snap.