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AT57281B - School board. - Google Patents

School board.

Info

Publication number
AT57281B
AT57281B AT57281DA AT57281B AT 57281 B AT57281 B AT 57281B AT 57281D A AT57281D A AT 57281DA AT 57281 B AT57281 B AT 57281B
Authority
AT
Austria
Prior art keywords
school
school board
shows
blackboard
guide
Prior art date
Application number
Other languages
German (de)
Inventor
Wilhelm Arntz
Original Assignee
Wilhelm Arntz
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 Wilhelm Arntz filed Critical Wilhelm Arntz
Application granted granted Critical
Publication of AT57281B publication Critical patent/AT57281B/en

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)

Description

  

   <Desc/Clms Page number 1> 
 



  Schultafel. 



   Die den Gegenstand der Erfindung bildende Schultafel soll bei einfacher und bequemer Handhabung der sie bildenden Teile eine mannigfache Einstellbarkeit und vielseitige Verwendbarkeit aufweisen, ohne viel Platz in Anspruch zu nehmen. 



   Die Zeichnung   veranschaulicht eine beispielsweise Ausführungsform   der neuen   Schul-   tafel, und zwar ist Fig. 1 eine Ansicht, Fig. 2 zeigt den   Grundriss,   Fig. 3 den senkrechten Schnitt durch die Tafel nach A - B (Fig. 1), während Fig. 4 verschiedene Stellungen der Tafel veranschaulicht, welche durch Schieben und Wenden der Tafelblätter ausführbar sind. 



   In der Zeichnung zeigt a die unten befindlichen Führungsbüchsen mit Stellschraube und unterem Halter   a I der Tafelblätter i ; b   zeigt die oben angeordneten   Fübrungsösen.   deren Verlängerungen die oberen Halter bl der Tafeln bilden. An diesen Haltern bl greift je bei b2 das Drahtseil c an, das durch ein an der   Rolle 4 hängendes Gewicht ei be-   
 EMI1.1 
 welches   über die Hallo l   geht, um die feste Rolle 2. Die Führungsbüchsen a, die Führung- öse b sowie die Seilrollenarme d sind an je einer Rundstange   e angebracht,   die sich oben und unten zu den Endstücken f1, g1 vereinigen. Diese Endstücke sind an den von den Befestigungsankern f und g gehaltenen Teilen vierkantig ausgebildet, um sie beim 
 EMI1.2 
   kugelführung   versehen sein. 



     Dip in der beschriebenen   Art ausbalancierten Tafelblatter i können unabhängig voneinander in der Höhe verschoben, in jedem beliebigen Winkel eingestellt und zur rechten oder   link-ei)   Klassenseite zu einer fortlaufenden Schreibfläche übereinander gestellt werden (Fig. 4). Die Tafelblätter i können selbst durch ein Schulkind äusserst leicht in die für den Gebrauch bequemste Stellung gebracht werden. Die Anordnung an der Wand verlangt nur sehr wenig Platz. 

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



   <Desc / Clms Page number 1>
 



  School board.



   The school blackboard forming the subject of the invention is intended to be easy and convenient to handle with the parts forming it, to have a wide range of adjustability and versatility without taking up much space.



   The drawing illustrates an exemplary embodiment of the new school blackboard, namely FIG. 1 is a view, FIG. 2 shows the floor plan, FIG. 3 shows the vertical section through the blackboard according to AB (FIG. 1), while FIG. 4 illustrates different positions of the table, which can be carried out by sliding and turning the table leaves.



   In the drawing, a shows the guide bushes located below with adjusting screw and lower holder a I of the sheet leaves i; b shows the guide eyes arranged above. the extensions of which form the upper holders bl of the panels. The wire rope c attaches to these holders bl at b2 and is loaded by a weight ei hanging on the roller 4.
 EMI1.1
 which goes over the Hello l to the fixed roller 2. The guide bushes a, the guide eye b and the pulley arms d are each attached to a round rod e, which unite at the top and bottom to form the end pieces f1, g1. These end pieces are formed square on the parts held by the fastening anchors f and g in order to make them when
 EMI1.2
   be provided with a ball guide.



     Dip sheets i balanced in the manner described can be shifted in height independently of one another, set at any desired angle and placed on top of one another on the right or left side of the class to form a continuous writing surface (Fig. 4). The blackboard sheets i can be very easily brought into the most comfortable position for use, even by a school child. The arrangement on the wall requires very little space.

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

 

Claims (1)

EMI1.3 **WARNUNG** Ende CLMS Feld Kannt Anfang DESC uberlappen**. EMI1.3 ** WARNING ** End of CLMS field may overlap beginning of DESC **.
AT57281D 1911-09-09 1911-09-09 School board. AT57281B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT57281T 1911-09-09

Publications (1)

Publication Number Publication Date
AT57281B true AT57281B (en) 1913-01-25

Family

ID=3579000

Family Applications (1)

Application Number Title Priority Date Filing Date
AT57281D AT57281B (en) 1911-09-09 1911-09-09 School board.

Country Status (1)

Country Link
AT (1) AT57281B (en)

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