Device for the metered discharge of dental material

Details Device for the metered discharge of dental material Device for the metered discharge of dental material

1986-06-02

1988-03-22

Paperner, L. J.

Dispensing

With discharge assistant

Container with follower

222470, 433 90, 604224, 604227, A61C 504

Patent

active

047323027

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.

REFERENCES:
patent: 913297 (1909-02-01), Krautschneider
patent: 1235134 (1917-07-01), Gordon
patent: 1259474 (1918-03-01), Barr
patent: 2888923 (1959-06-01), Cunha Reis
patent: 3212685 (1965-10-01), Swan et al.
patent: 4189065 (1980-02-01), Herold
patent: 4479781 (1984-10-01), Herold et al.
patent: 4560352 (1985-12-01), Neumeister et al.

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