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.

Date of Patent:
Nov. 21, 2017

Filed:

Sep. 16, 2013
Applicant:

Ariel Corporation, Mount Vernon, OH (US);

Inventor:

Evan William Koontz, Howard, OH (US);

Assignee:

ARIEL CORPORATION, Mount Vernon, OH (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16J 1/02 (2006.01); F16J 1/12 (2006.01); F16J 1/00 (2006.01);
U.S. Cl.
CPC ...
F16J 1/12 (2013.01); F16J 1/005 (2013.01); F16J 1/02 (2013.01); Y10T 29/49252 (2015.01);
Abstract

A piston may be provided which includes a first piston body portion having an end wall extending radially about a central axis along which the piston reciprocates. The piston may also include a second piston body portion having an end wall extending radially about a central axis along which the piston reciprocates. The first piston body portion and the second piston body portion are axially opposed. The piston may further include a first piston rod bore disposed in the first piston body portion extending along the central axis and a second piston rod bore disposed in the second piston body portion extending along the central axis. The piston may also include a circumferential opening disposed between the mating of the first piston body portion with the second piston body portion.


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