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Articulator Archives
 
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The Scott Articulator (pre-patent model)

Designed by: Joseph E. Scott

Manufactured by: Unknown

U.S. Patent No.: #2,608,761

Patent Date: September 2, 1952

 

 

 

The Scott articulator was designed with a moveable lower member. This was not a new idea because as early as 1840, Daniel T. Evens had incorporated this feature in his “Dentist’s Guide” articulator (US patent no. 1,743). There are many other examples of articulators with this feature.

The Scott Articulator had adjustable condylar guides but there was no provision for the “Bennett movement.” The lower member was maintained in centric position by a set of springs. Movement of the lower member was controlled by hand manipulation of the incisal pin. The incisal guide was of the gothic arch controlling type with an adjustable protrusive angle feature. In addition to the condylar guides, a separate maxillary hinge and anterior vertical stop pin was necessary for working access to the mounted casts and to stabilize the upper member.

 
Click on the still photographs below to enlarge the image.
   

Side view, open position. Note the anterior vertical stop and hinge position.

 

Detail of anterior components. Note the vertical stop and plate is anterior to the controlling or “gothic arch” incisal guide. Also visible is one of the springs used for maintaining the lower member upward in centric position.

 

Detail of the adjustable condylar guide controls.

 
 

Dr. Edgar N. Starcke's articles in the Journal of Prosthodontics have more information on the history of articulators. 

Please note that patent information page requires the FREE download of AlternaTiff plug-in from the Internet. Simply click on the Patent number and this will link you directly to the first page of the Patent. The Patent can be copied, but only one page at a time.

 
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