Medical handpiece having an angled shaft

Details Medical handpiece having an angled shaft Medical handpiece having an angled shaft

2006-04-05

2010-06-15

Rodriguez, Cris L (Department: 3732)

Dentistry

Apparatus

Having motor or means to transmit motion from motor to tool

C433S133000

Reexamination Certificate

active

07736146

ABSTRACT:
A medical, in particular dental-medical, handpiece, having a shaft, having a forward shaft section and a rearward shaft section, which defines an obtuse angle with regard to each other, having a working head at a forward end of the forward shaft section, which is tapered towards the working head, and having a drive shaft in the shaft, which drive shaft has a forward drive shaft section and a rearward drive shaft section, which stand in drive connection with one another, the forward end of the forward drive shaft section standing in drive connection with a tool holder moveably mounted in the working head, and the forward drive shaft section being mounted in a receiving sleeve. The receiving sleeve can be screwed in, from the rear, into the forward shaft section.

REFERENCES:
patent: 2010421 (1935-08-01), Walter
patent: 4212641 (1980-07-01), Eibofner et al.
patent: 4325696 (1982-04-01), Rosenstatter et al.
patent: 4354839 (1982-10-01), Schuss
patent: 4493646 (1985-01-01), Lacour et al.
patent: 4643675 (1987-02-01), Kuhn
patent: 4661060 (1987-04-01), Strohmaier
patent: 5674068 (1997-10-01), Eibofner
patent: 6030216 (2000-02-01), Rosenstatter
patent: 6053732 (2000-04-01), Sale
patent: 6106287 (2000-08-01), Yates
patent: 2003/0190583 (2003-10-01), Kuhn
patent: 2004/0166473 (2004-08-01), Cohen
patent: 32 27 417 (1983-02-01), None
patent: 44 17 810 (1995-11-01), None
patent: 102 08 692 (2003-03-01), None

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