49 C.F.R. § 236.755 Link, rocker.
Title 49 - Transportation
That portion of an interlocking machine which transmits motion between the latch and the universal link.
Title 49: Transportation
PART 236—RULES, STANDARDS, AND INSTRUCTIONS GOVERNING THE INSTALLATION, INSPECTION, MAINTENANCE, AND REPAIR OF SIGNAL AND TRAIN CONTROL SYSTEMS, DEVICES, AND APPLIANCES
Subpart G—Definitions
§ 236.755 Link, rocker.