Reference Geometry :

General term for a sketch-element that we copy from a different Mechanism-Editor to the active Mechanism-Editor.

Source Sketch-Element :

A sketch-element, in a moving or stationary Part, in a different Mechanism-Editor.

Reference Sketch-Element :

A copy of the Source sketch-element, and its motion, to a Part in the active Mechanism-Editor.

Preparation example:

Two(2) Mechanism-Editors:

•Source

•Reference - the active editor

In the image, there is a Circle in the “source Mechanism-Editor”.

To see the sketch-elements and Parts in the “source Mechanism-Editor” when the “reference Mechanism-Editor” is active:

•Visibility toolbar (or menu) > Show other Kinematic and Sketch elements

AND

•Right-click Mechanism name-tab of the “Source mechanism-Editor” and select Show with 'other Kinematic and Sketch elements'.

AND

•View toolbar > Spin or use your arrow keys on your keyboard to spin the model to see the two editors.

STEP 1:Start the Add Reference-Geometry command

The Command-Manager indicates you must select two(2) elements

STEP 2:Select the two elements in the graphics-area

STEP 3:Complete the Command

Result :