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:
Oct. 20, 1981
Filed:
Sep. 25, 1980
Helmut Rudler, York, PA (US);
Dentsply Research & Development Corp., Milford, DE (US);
Abstract
A manually-operable ejector holder for a loaded syringe-type cartridge having an annular collar on one end and a discharge tip on the other end and including an elongated barrel having a piston slidable therein and actuated by a fixed handle on one end of the barrel and a pivoted operating lever cooperable with the handle. The opposite end of the barrel has a curved transverse recess to receive a portion of the collar on the cartridge and a pivoted locking member has a corresponding curved transverse recess in opposition to and cooperable with the recess in the opposite end of said barrel to receive an opposite portion of the collar on the cartridge, and a sleeve is slidable over said locking member and along said opposite end of said barrel to detachably connect said cartridge to said holder.