Jo block

Jo block

[′jō ‚bläk]
(design engineering)
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References in periodicals archive ?
Jo blocks became standard throughout industry but they had limitations.
"Before, we would use a comparator, if the part would fit on it, or do set-ups, with Jo blocks and gage pins, height gages, and indicators," says Patrick Wirtz, Wirtz Wire president.
The Swedish company was founded in 1911 by the inventor, in the 1890s, of the gauge-block concept that is credited with revolutionizing precision linear measurement--the famous "Jo Blocks."