Dental articulator
First Claim
1. A dental articulator comprising a lower Dart and an upper part;
- an articulator arm which in the working position thereof extends forwardly being arranged on respectively each said part, one of said articulator arms being mounted in swivel and sliding joints so as to be pivotable about a swivel axis extending at right angles to a vertical longitudinal center plane of said articulator;
placement areas for a lower jaw tooth model and an upper jaw tooth model being provided on the sides of the respective articulator arms facing one another;
centering devices detachably fastening the tooth models to the respective therewith associated articulator arm;
at least one said guide surface of the swivel and sliding joint of the upper part being adjustable and lockable in an adjusted position;
at least two said upper parts being operatively associated with the articulator, said upper parts having differing adjustabilities for adaption to different types of dental work, each of said upper parts including means for mounting on a common lower part and being selectively mountable and dismountable from said common said lower part, wherein the centering device on the respective therewith associated upper part provides an accurately fitting relationship with the centering device of the lower part.
1 Assignment
0 Petitions
Accused Products
Abstract
In a dental articulator having articulator arms which in their working position extend forwards, of which one is mounted in swivel/sliding joints to pivot about a swivel axis extending at right angles to the vertical longitudinal centre plane, and provided on the sides of the articulator arms facing one another are placement areas for a lower tooth model or upper jaw tooth model, and the tooth models can be fixed detachably by centering devices to the respective associated articulator arms, two different upper parts are associated with the articulator which can as desired be mounted accurately to and dismounted from the common lower part, and the centering devices are arranged on the respective associated upper part so that they are in an accurately fitting relationship to the centering device of the lower part in the mounted position of the associated upper part.
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Citations
13 Claims
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1. A dental articulator comprising a lower Dart and an upper part;
- an articulator arm which in the working position thereof extends forwardly being arranged on respectively each said part, one of said articulator arms being mounted in swivel and sliding joints so as to be pivotable about a swivel axis extending at right angles to a vertical longitudinal center plane of said articulator;
placement areas for a lower jaw tooth model and an upper jaw tooth model being provided on the sides of the respective articulator arms facing one another;
centering devices detachably fastening the tooth models to the respective therewith associated articulator arm;
at least one said guide surface of the swivel and sliding joint of the upper part being adjustable and lockable in an adjusted position;
at least two said upper parts being operatively associated with the articulator, said upper parts having differing adjustabilities for adaption to different types of dental work, each of said upper parts including means for mounting on a common lower part and being selectively mountable and dismountable from said common said lower part, wherein the centering device on the respective therewith associated upper part provides an accurately fitting relationship with the centering device of the lower part. - View Dependent Claims (2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13)
- an articulator arm which in the working position thereof extends forwardly being arranged on respectively each said part, one of said articulator arms being mounted in swivel and sliding joints so as to be pivotable about a swivel axis extending at right angles to a vertical longitudinal center plane of said articulator;
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7. A dental articulator comprising a lower part and an upper part;
- an articulator arm which in the working position thereof extends forwardly being arranged on respectively each said part, one of said articulator arms being mounted in swivel and sliding joints so as to be pivotable about a swivel axis extending at right angles to a vertical longitudinal center plane of said articulator;
placement areas for a lower jaw tooth model and an upper jaw tooth model being provided on the sides of the respective articulator arms facing one another;
centering devices detachably fastening the tooth models to the respective therewith associated articulator arm;
at least one guide surface of the swivel and sliding joint of the upper part being adjustable and lockable in an adjusted position;
at least two said upper parts being operatively associated with the articulator, at least one said upper part being adjustable and at least one other inadjustable upper part, each of said upper parts including means for mounting on a common lower part and being mountable on and dismountable from said common lower part, said centering device being arranged such that in the mounted position of the associated upper part it provides for an accurately fitting relationship with the centering device of the lower part.
- an articulator arm which in the working position thereof extends forwardly being arranged on respectively each said part, one of said articulator arms being mounted in swivel and sliding joints so as to be pivotable about a swivel axis extending at right angles to a vertical longitudinal center plane of said articulator;
Specification