Pull-up by torque fitting with female threaded nut and integral dynamic wedge

US9611961B2 · kind B2 · utility

Assignee

• SWAGELOK COMPANY · US

Inventors

• Mark A. Bennett · LaGrange, US
• Tobin Berry · Chagrin Falls, US
• Mark A. Clason · Orwell, US
• John D. Karkosiak · Broadview Heights, US
• Thomas A. Lippucci · Seven Hills, US
• Andrew P. Marshall · University Heights, US
• Jeffrey Michael Rubinski · Novelty, US
• Edward A. Stroberg · Willoughby, US
• Peter C. Williams · Cleveland Heights, US

Key dates

• Filing date: May 5, 2014
• Grant date: Apr 4, 2017
• Expiry date: Jan 30, 2035

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F16L2201/10
• WIPO field: Mechanical elements
• WIPO sector: Mechanical engineering

Abstract

A fitting is provided that may optionally be pulled-up to its final assembled condition by torque rather than by turns. In one embodiment, at least one fitting component includes a structure that facilitates pull-up by torque. The structure may take a wide variety of different forms.