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:
Jan. 26, 2021

Filed:

Oct. 10, 2018
Applicant:

John Frayn Ewans, Henley-on-Thames, GB;

Inventor:

John Frayn Ewans, Henley-on-Thames, GB;

Assignee:

Other;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B63H 16/06 (2006.01); G01L 3/24 (2006.01); G01L 5/00 (2006.01); G01L 1/22 (2006.01); G01L 3/08 (2006.01);
U.S. Cl.
CPC ...
G01L 3/247 (2013.01); B63H 16/06 (2013.01); G01L 1/22 (2013.01); G01L 3/08 (2013.01); G01L 5/0033 (2013.01); G01L 5/0038 (2013.01);
Abstract

An oarlock-installation for a boat in which an oarlock is mounted on an upright pin for angular displacement about the pin during rowing of the boat, the oarlock-installation comprising a mechanism for deriving measurements of angular displacement of the oarlock from a datum angle about the pin during the rowing, a mechanism for deriving measurements of force exerted on the oarlock during the rowing, and a mechanism for deriving measurement of rowing power from the measurements of force and the measurements of angular displacement. The rowing-boat oarlock-installation may also comprises a power module, attached to the oarlock, which is responsive to rowing of the rowing-boat to derive force measurements in accordance with rowing forces exerted on the power module during the rowing.


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