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:
Jun. 14, 1988
Filed:
Jul. 02, 1986
Bernhard Riedl, Hall in Tirol, AT;
D. Swarovski & Co., Wattens, AT;
Abstract
A central focussing device for internal focussing in binoculars, wherein a focussing wheel engages a displaceable bridge via a threaded spindle and the objectives are connected to the displaceable bridge via driving shafts for the purpose of focussing, a diopter adjustment wheel engages one of the driving shafts with screw drive via a driving toothed wheel, an intermediate toothed wheel and a driven toothed wheel in order to vary the position of an objective for diopter adjustment, the intermediate toothed wheel being directed through the bridge or beside and past it and being of a height such that the driven toothed wheel engages the intermediate toothed wheel over the entire range of stroke of focussing.