The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 01, 2004
Filed:
Oct. 30, 2001
Michael Smith, Edmonton, CA;
Billy W. White, Spring, TX (US);
Blake E. Smith, College Station, TX (US);
Robbins & Myers Energy Systems, L.P., Houston, TX (US);
Abstract
Methods and systems are provided for a vessel or pipeline closure. A closure includes a hub fixedly and sealingly secured to the vessel, and a cap for threaded engagement with the hub . An anchor may be fixedly secured to the hub and a tightening pulling stop and a loosening pulling stop each may be fixedly secured to the cap . A connector body may be engaged with the anchor , and has a through bore to accommodate a threaded rod . A flexible, elongate member may be engaged at one end to the threaded rod , and selectively engaged with one of the pulling stops or . A threaded collar advances the threaded rod axially, thereby rotating the cap relative to the hub