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:
Jul. 02, 2019

Filed:

Jun. 12, 2018
Applicant:

Salunda Limited, Oxfordshire, GB;

Inventors:

John Mark Newton, Oxfordshire, GB;

Alan Patrick John Finlay, Herefordshire, GB;

Assignee:

Salunda Limited, Oxfordshire, GB;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16L 3/00 (2006.01); E21B 19/14 (2006.01); E21B 47/01 (2012.01); E21B 47/09 (2012.01); G01D 11/30 (2006.01); H01H 36/00 (2006.01); H03K 17/95 (2006.01);
U.S. Cl.
CPC ...
G01D 11/30 (2013.01); E21B 19/14 (2013.01); E21B 47/011 (2013.01); F16L 3/00 (2013.01); H03K 17/9545 (2013.01); E21B 19/143 (2013.01); E21B 19/146 (2013.01); E21B 47/0905 (2013.01); H01H 36/0033 (2013.01);
Abstract

A sensor assembly is provided for a fingerboard latch assembly that comprises: a latch bracket; bolts for mounting the latch bracket to a fingerboard; a latch; and a bracket pin rotatably supporting the latch on the latch bracket to allow rotation of the latch between an open position and a closed position. The sensor assembly has a mounting arrangement that mounts to the bolts, holding a closed-position proximity sensor probe facing downwardly for sensing proximity of a crank portion of the latch and/or the piston head in the closed position, and also holding an open-position proximity sensor probe facing forwardly for sensing proximity of an arm of the latch in the open position.


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