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. 13, 2001

Filed:

Apr. 26, 2000
Applicant:
Inventors:

Patrick C. Tetzlaff, Franklin, WI (US);

Gregory J. Binversie, Grayslake, IL (US);

Brian T. Leadingham, Kenosha, WI (US);

James E. Macier, Beach Park, IL (US);

Roger W. Raetzman, Kenosha, WI (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B63H 2/132 ;
U.S. Cl.
CPC ...
B63H 2/132 ;
Abstract

The present invention, in one aspect, includes a probe for sensing exhaust gas pressure in an exhaust path of a marine engine during engine operation. In an exemplary embodiment, the probe includes an elongate probe body and an engine engagement assembly secured to the probe body and configured to engage to the engine so that said probe body at least partially extends into the engine exhaust path. The probe body comprises a hollow, cylindrical shaped member, and at least one opening extends through a side wall of the cylindrical shaped member. A cap is secured to and closes an open end of the probe cylindrical shaped member, and a pellet is located, i.e., trapped, within the cylindrical shaped member. The engine engagement assembly includes a threaded portion sized to be threadedly engaged within an opening in flow communication with the engine exhaust path, and a tube connection portion sized to be inserted within a tube.


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