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:
Dec. 18, 1984
Filed:
Feb. 18, 1983
Applicant:
Inventor:
Marvin R Jones, Houston, TX (US);
Assignee:
Other;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
251 77 ; 251 / ; 92DI / ;
Abstract
There is disclosed a blowout preventer having rams which are moved between opened and closed positions by means of operating systems having axially reciprocable rods releasably connected to the rams for relative axial movement with respect thereto. The connections between the rams and rods fixedly support the rams against tilting, during repair or replacement, regardless of the relative axial position of the rods and rams.