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POP-UP CARD MECHANISMS (2)

V. Ryan 2002 - 2016

 

ROTARY CARD MECHANISMS

 
 

Rotary mechanisms can be used in interesting ways. The greetings card on the left allows the user to rotate a circular card disk. This changes the eyes on the front of the card. A brass split pin holds the disk to the card front but allows it be rotate.
 

 

AS THE CARD ROTATES DIFFERENT EYES APPEAR

 

 

 

MOUTH MECHANISM

   

The simple folding technique is ideal for forming a mechanism that unfolds when a card is closed. This could be the mouth of a cartoon or similar character. The stages are shown below and involve basic folding and cutting.

   
   
 
   

QUESTION: Design a mechanical greetings card based on one of the examples shown above. Make a working model.

   

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