Knuckle thrower

US9714039B2 · kind B2 · utility

Assignee

• Pennsy Corporation · US

Inventors

• Perry Levitt · West Chester, US
• Aaron Stern · West Chester, US
• Manuel Tavares · West Chester, US
• Zachary Ryan Brook · Leola, US
• Wayne H. Murphy · Pottstown, US

Key dates

• Filing date: May 8, 2014
• Grant date: Jul 25, 2017
• Expiry date: Nov 23, 2034

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B61G3/06
• WIPO field: Transport
• WIPO sector: Mechanical engineering

Abstract

A knuckle thrower for a railway coupler assembly, the thrower having a knuckle actuating leg, a leg lock seat, an upper pivot structure, a lower trunnion, and stress relief feature for relieving stresses imparted on the thrower, which, according to some embodiments may include a recess provided in the perimeter wall thereof, and one or more supporting ribs.