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. 21, 2026

Filed:

Mar. 11, 2022
Applicant:

Forcen Inc., Toronto, CA;

Inventors:

Samuel Kim, Toronto, CA;

Roberto Sanchez Enkerlin, Toronto, CA;

I-Hsiang Chen, Toronto, CA;

Robert Joseph Brooks, Mississauga, CA;

Assignee:

FORCEN INC., Toronto, CA;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01L 1/22 (2006.01); B23H 9/00 (2006.01); G01L 5/00 (2006.01);
U.S. Cl.
CPC ...
G01L 1/2287 (2013.01); B23H 9/00 (2013.01); G01L 5/0076 (2013.01);
Abstract

A force/torque sensor includes an outer body structure, an inner body structure, and three sensor structures extending between the outer body structure and the inner body structure. Overload structures are positioned between the sensor structures. An overload structure includes an outer portion that has a plurality of outer facets, and an inner portion that has a plurality of corresponding opposing inner facets. The outer facets and the inner facets are configured to permit a limited predetermined amount of relative motion between the inner body structure and the outer body structure in at least six degrees of freedom from a neutral position, and to inhibit relative motion between the inner body structure and the outer body structure beyond the predetermined amount. An overload structure may be formed by separating a bridge using wire-cut electrical discharge machining, optionally performed in a single pass.


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