Patent · US Active

Optical instrument

US8016751B2 · kind B2 · utility

3Cited by

5References

20Claims

0Family size

Assignee

RICHARD WOLF GMBH · DE

Inventors

Martin Weigel · Kiel, DE
Alexander Frank · Bellevue, US

Key dates

Filing date	Nov 16, 2006
Grant date	Sep 13, 2011
Priority date	—
Expiry date	Jun 10, 2030

Classification

Technology area (CPC G)Physics
CPC primaryG02B21/36
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

An optical instrument has an outer shank (15) with a viewing window (31) arranged near the free shank end and a handle part (1) at the other end of the outer shank. An opto-electrical a transducer (26) is rotatably arranged within the outer shank, and is attached on an inner shank (12) which is rotatably mounted within the outer shank. Actuation means (10) for rotating the transducer (26) are provided in the outer shank. An axial bearing is provided between the outer shank and the inner shank (12). Moreover, a spring element impinging the inner shank (12) with force in the direction of the axial bearing is provided.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.