AT67579B - Drawing circle. - Google Patents

Drawing circle.

Info

Publication number
AT67579B
AT67579B AT67579DA AT67579B AT 67579 B AT67579 B AT 67579B AT 67579D A AT67579D A AT 67579DA AT 67579 B AT67579 B AT 67579B
Authority
AT
Austria
Prior art keywords
drawing circle
desc
circle
hemispheres
closed state
Prior art date
Application number
Other languages
German (de)
Inventor
Franz Wallegg
Original Assignee
Franz Wallegg
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Franz Wallegg filed Critical Franz Wallegg
Application granted granted Critical
Publication of AT67579B publication Critical patent/AT67579B/en

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  • Pivots And Pivotal Connections (AREA)

Description

  

   <Desc/Clms Page number 1> 
 
 EMI1.1 
 



   Vorliegende Erfindung betrifft einen Zeichenzirkel und besteht in der Ausgestaltung des Scharnierkopfes als Kugelkopf, dessen Mittelpunkt stets im Schnitt der beiden Schenkelachsen liegt. wobei zur Geradführung beider   Schenke ! an diesen aneinandergleitende   Arme   vo'rgesehen   
 EMI1.2 
 Halbkugeln gebildet, von welchen jede eine Ansatzplatte besitzt, deren   Innenfächen   mit der mittleren Halbkugelfläche abschneiden. Aussen sind die Halbkugeln mit scharfen Einkerbungen oder   Riser   versehen. 



   In der Zeichnung ist eine beispielsweise Ausführungsform eines solchen Zeichenzirkels zur   Darstellung   gebracht, und zwar zeigt: Fig. 1 denselben im geschlossenen Zustand, Fig. 2 im offenen Zustand in Ansicht, Fig. 3 im geschlossenen Zustand im Querschnitt, Fig. 4 und 5 die beiden Hälften gesondert im Querschnitt teils in Ansicht a, b sind die beiden Schenkel, welche mit bogenförmigen Führungsarmen c, d versehen sind, 
 EMI1.3 
 

**WARNUNG** Ende DESC Feld kannt Anfang CLMS uberlappen**.



   <Desc / Clms Page number 1>
 
 EMI1.1
 



   The present invention relates to a drawing compass and consists in the design of the hinge head as a spherical head, the center of which is always in the intersection of the two leg axes. whereby for straight guidance of both bars! provided on these arms sliding against one another
 EMI1.2
 Formed hemispheres, each of which has an attachment plate, the inner surfaces of which cut off with the middle hemispherical surface. On the outside, the hemispheres are provided with sharp notches or risers.



   In the drawing, an exemplary embodiment of such a drawing circle is shown, namely: FIG. 1 shows the same in the closed state, FIG. 2 in the open state in a view, FIG. 3 in the closed state in cross section, FIGS. 4 and 5 the two halves separately in cross section partly in view a, b are the two legs, which are provided with curved guide arms c, d,
 EMI1.3
 

** WARNING ** End of DESC field may overlap beginning of CLMS **.

Claims (1)

EMI1.4 **WARNUNG** Ende CLMS Feld Kannt Anfang DESC uberlappen**. EMI1.4 ** WARNING ** End of CLMS field may overlap beginning of DESC **.
AT67579D 1913-09-25 1913-09-25 Drawing circle. AT67579B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT67579T 1913-09-25

Publications (1)

Publication Number Publication Date
AT67579B true AT67579B (en) 1915-01-25

Family

ID=3589450

Family Applications (1)

Application Number Title Priority Date Filing Date
AT67579D AT67579B (en) 1913-09-25 1913-09-25 Drawing circle.

Country Status (1)

Country Link
AT (1) AT67579B (en)

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