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:
Nov. 10, 2009
Filed:
Mar. 10, 2006
René Boidin, Fachesthumesnil, FR;
Christophe Faveeuw, Dourges, FR;
Emmanuel Froigneux, Villeneuve d'Ascq, FR;
René Boidin, Fachesthumesnil, FR;
Christophe Faveeuw, Dourges, FR;
Emmanuel Froigneux, Villeneuve d'Ascq, FR;
Horiba Jobin Yvon S.A.S., Longjumeau Cedex, FR;
Abstract
The invention relates to a device for the positioning of optical elements with retractable stop enabling accurate positioning of an optical element selected among a plurality of optical elements, including a stand (); a turret fitted with a element holder and a disc (), said disc () being a ratchet wheel having a peripheral surface () fitted with a plurality of blocking means (), each blocking means () corresponding to an optical element, a motor () and a crash stop () bearing against the peripheral surface of the disc (). According to the invention the stop () contains an anti-friction element () in contact with the peripheral surface () of the ratchet wheel so that the retractable stop () moves according to the contour of the peripheral surface () of the ratchet wheel without any friction.