diff --git a/src/main/java/teetime/stage/basic/distributor/Distributor.java b/src/main/java/teetime/stage/basic/distributor/Distributor.java
index fe7aee22e637c533df52d90f2ee7c0078a2dcf7e..416af6501374a5947a4dc5f19b9d8a56ee9d98ac 100644
--- a/src/main/java/teetime/stage/basic/distributor/Distributor.java
+++ b/src/main/java/teetime/stage/basic/distributor/Distributor.java
@@ -23,6 +23,33 @@ import teetime.stage.basic.distributor.strategy.IDistributorStrategy;
 import teetime.stage.basic.distributor.strategy.RoundRobinStrategy2;
 
 /**
+ *
+ * <pre>
+ * Illustration:
+ *
+ * Inputports                Outputport
+ *   |                           |
+ *   v                           v
+ *
+ *   +---------------------------+
+ *   |                           |
+ * +---+                         |
+ * |   | +-----------+           |
+ * +---+             |           |
+ *   |               |           |
+ *                   |         +---+
+ *   .      . . . ---+-------> |   |
+ *                   |         +---+
+ *   |               |           |
+ * +---+             |           |
+ * |   | +-----------+           |
+ * +---+                         |
+ *   |                           |
+ *   +---------------------------+
+ *
+ *
+ * </pre>
+ *
  * @author Christian Wulf
  *
  * @since 1.0
diff --git a/src/main/java/teetime/stage/basic/merger/Merger.java b/src/main/java/teetime/stage/basic/merger/Merger.java
index 04cf447a28264b15cca4f0cd574955f544e7d4d4..2e0f48e275c6ba82366d6fad033af1dbd03a2fe5 100644
--- a/src/main/java/teetime/stage/basic/merger/Merger.java
+++ b/src/main/java/teetime/stage/basic/merger/Merger.java
@@ -20,31 +20,35 @@ import java.util.List;
 import teetime.framework.AbstractStage;
 import teetime.framework.InputPort;
 import teetime.framework.OutputPort;
-import teetime.framework.signal.ISignal;
 import teetime.stage.basic.merger.strategy.IMergerStrategy;
 import teetime.stage.basic.merger.strategy.RoundRobinStrategy;
 
 /**
  *
  * This stage merges data from the input ports, by taking elements according to the chosen merge strategy and by putting them to the output port.
- * For its signal handling behavior see {@link #onSignal(ISignal, InputPort)}
  *
  * <pre>
- *   +--------------------------------+
- *   |                                |
- *   |                              +---+
- *   |               +------------> |   |
- *   |               |              +---+
- *   |               |                |
- * +---+             |              +---+
- * |   | +-----------+------------> |   |
- * +---+             |              +---+
- *   |               |                |
- *   |               |              +---+
- *   |               +------------> |   |
- *   |                              +---+
- *   |                                |
- *   +--------------------------------+
+ * Illustration:
+ *
+ * Inputport                Outputports
+ *   |                           |
+ *   v                           v
+ *
+ *   +----------------------------+
+ *   |                            |
+ *   |                          +---+
+ *   |           +------------> |   |
+ *   |           |              +---+
+ *   |           |                |
+ * +---+         |
+ * |   | +-------+--- . . .       .
+ * +---+         |
+ *   |           |                |
+ *   |           |              +---+
+ *   |           +------------> |   |
+ *   |                          +---+
+ *   |                            |
+ *   +----------------------------+
  * </pre>
  *
  *