coupler
Definitions from Case Law · United States Supreme Court
Definitions from Case Law
From 338 U.S. 384 - O'Donnell v. Elgin, Joliet & Eastern Railway Co. · 1949Most cited · 636 citing opinions
Safety Appliance Act · construing 49 U.S.C. § 20301 · Safety Appliance Act
The Safety Appliance Act requires couplers which, after a secure coupling is effected, will remain coupled until set free by some purposeful act of control.
How often courts cite the case defining “coupler”
Court decisions citing the opinion that defined “coupler” — 634 in all, by decade. Counts are citations to the defining case as a whole, not verified uses of the term. The dip in the most recent years is a data-coverage gap, not a real trend — our corpus holds fewer opinions from the latest years.