Threaded closure assemblies having a high applied torque tolerance

US9145241B2 · kind B2 · utility

Assignee

• SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATION · US

Inventors

• Ran Ding · Bolton, US
• Nicolau S. Cabral · North Dartmouth, US
• Mohammad Falaki · Freetown, US
• Robert J. Post · Attleboro, US
• Gerald M. Pennington · Wesley Chapel, US
• Brandon J. Pennock · Midland, US
• Michael McCabe · Quincy, US
• Khoa D. Pham · Pinellas Park, US
• Frank P. Jackson · Taunton, US
• Thomas R. Nixon · San Jose, US

Key dates

• Filing date: Jun 11, 2014
• Grant date: Sep 29, 2015
• Expiry date: Jun 11, 2034

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B65D2543/00435
• WIPO field: Handling
• WIPO sector: Mechanical engineering

Abstract

The present application is directed to closure assemblies, and particularly closure assemblies for closing an opening in a vessel. In particular embodiments, the closure assemblies described herein can have a first ring having a top surface, an inner surface and an outer surface, wherein the outer surface comprises threading, wherein the first ring comprises a first flange having a top surface extending radially inward from the inner surface of the first ring a distance of FL, and wherein the top surface of the first flange is spaced apart from the top surface of the first ring by a distance FH, and wherein a ratio of FH:FL is greater than 1.