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:
Apr. 30, 2019
Filed:
Jun. 22, 2012
Applicants:
Carlos Alfredo Trevino, Houston, TX (US);
Vinh K. DO, Oklahoma City, OK (US);
Tomasz Tomaszewski, Warsaw, PL;
Jeffrey Allen Raynal, Houston, TX (US);
Inventors:
Carlos Alfredo Trevino, Houston, TX (US);
Vinh K. Do, Oklahoma City, OK (US);
Tomasz Tomaszewski, Warsaw, PL;
Jeffrey Allen Raynal, Houston, TX (US);
Assignee:
Nuovo Pignone Srl, Florence, IT;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B 39/04 (2006.01); F04B 53/02 (2006.01); F04B 53/16 (2006.01); F04B 39/00 (2006.01); F04B 39/12 (2006.01); F04B 53/04 (2006.01); F04B 53/06 (2006.01); F04B 53/14 (2006.01); F04B 53/18 (2006.01); F16J 15/56 (2006.01);
U.S. Cl.
CPC ...
F04B 53/02 (2013.01); F04B 39/0022 (2013.01); F04B 39/041 (2013.01); F04B 39/12 (2013.01); F04B 53/04 (2013.01); F04B 53/06 (2013.01); F04B 53/14 (2013.01); F04B 53/164 (2013.01); F04B 53/18 (2013.01); F16J 15/56 (2013.01);
Abstract
A pressure packing for a piston rod of a reciprocating compressor includes a case having a piston rod through bore. A compartment within the case is coincident with the through bore and the compartment has an axial length at least as long as a stroke of the piston rod.