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:
Mar. 22, 1988
Filed:
Jun. 02, 1986
Applicant:
Inventor:
Ernst Muhlbauer, 2000 Hamburg 53, DE;
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61C / ;
U.S. Cl.
CPC ...
222390 ; 222470 ; 433 90 ; 604224 ; 604227 ;
Abstract
A cartridge (1) contains dental material and at one end has a discharge nozzle (2) and at the other end is connected fixedly in terms of rotation to a nut (3) having an internal thread. A plunger is disposed at the end of a spindle ( 4) in the cartridge, for ejecting the dental material from the nozzle (2). A handle (6) is connected fixedly in terms of rotation to the spindle. The handle (6) and grip part (8) thereof are grasped in the lower portion of the hand, while the thumb and forefinger rotate the cartridge relative to the spindle to discharge the material.