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. 19, 2019
Filed:
Apr. 25, 2016
Colibri Spindles, Ltd., Lavon Industrial Park, IL;
Aviad Dotan, Koranit, IL;
Tanya Frumson, Maalot, IL;
Avigdor Angel, Akko, IL;
Baruch Books, Kfar Vradim, IL;
Oren Harpaz, Kfar Vradim, IL;
Gil Perlberg, Zichron Yaakov, IL;
Colibri Spindles Ltd., Lavon Industrial Park, IL;
Abstract
A fluid-powered high-speed spindle () having a longitudinal axis (A) defining an upper end defined by a shank and a lower end accepting a tool. The spindle includes a body (), a rotatable shaft () supported by at least one bearing () within the body (), a seal housing () connected to the body () at the lower end thereof, a cover () connected to the seal housing () at the lower end thereof, a fluid channel system for directing fluid from an entry port () to a nozzle () for turning a turbine () attached to the shaft (); and a flinger () attached to the shaft () and positioned above the turbine (). The flinger () and the seal housing () combine to form a non-contact seal () configured to impede the flow of fluid toward the at least one bearing ().