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.
Patent No.:
Date of Patent:
Feb. 20, 1990
Filed:
Sep. 06, 1988
Applicant:
Inventors:
Walter P Siegmund, Windham, CT (US);
Anthony F Szwarc, Sturbridge, MA (US);
Assignee:
Schott Fiber Optics, Southbridge, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B / ; G01C / ;
U.S. Cl.
CPC ...
356241 ; 33377 ; 128-6 ; 350 9626 ; 356249 ;
Abstract
An orientation indicator is disclosed for observing or reading the orientation of the distal end of an endoscope or of a fiberscope having an elongated flexible shaft relative to the proximate end thereof where the flexible shaft the fiber optic bundles of the scope are subject to torque or rotational stresses. The disclosure includes a method of making the orientation indicator and means for measuring the degree and direction of displacement resulting from said rotational stress or torque.