diff --git a/src/schule/ngb/zm/TaskRunner.java b/src/schule/ngb/zm/TaskRunner.java
new file mode 100644
index 0000000..57a047a
--- /dev/null
+++ b/src/schule/ngb/zm/TaskRunner.java
@@ -0,0 +1,76 @@
+package schule.ngb.zm;
+
+import javax.swing.*;
+import java.util.concurrent.Executors;
+import java.util.concurrent.ScheduledExecutorService;
+import java.util.concurrent.ThreadFactory;
+import java.util.concurrent.TimeUnit;
+import java.util.logging.Logger;
+
+/**
+ * Führt Aufgaben (Tasks) parallel zum Hauptprogramm aus.
+ */
+public class TaskRunner {
+
+	private static final int POOL_SIZE = 4;
+
+	private static final int SHUTDOWN_TIME = 100;
+
+
+	private static TaskRunner runner;
+
+	public static TaskRunner getTaskRunner() {
+		if( runner == null ) {
+			runner = new TaskRunner();
+		}
+		return runner;
+	}
+
+	public static void run( Runnable task ) {
+		TaskRunner r = getTaskRunner();
+		r.pool.execute(task);
+	}
+
+	public static void schedule( Runnable task, int ms ) {
+		TaskRunner r = getTaskRunner();
+		r.pool.schedule(task, ms, TimeUnit.MILLISECONDS);
+	}
+
+	public static void invokeLater( Runnable task ) {
+		SwingUtilities.invokeLater(task);
+	}
+
+	public static void shutdown() {
+		if( runner != null ) {
+			runner.pool.shutdown();
+			try {
+				runner.pool.awaitTermination(SHUTDOWN_TIME, TimeUnit.MILLISECONDS);
+			} catch( InterruptedException ex ) {
+
+			} finally {
+				if( !runner.pool.isTerminated() ) {
+					runner.pool.shutdownNow();
+				}
+			}
+		}
+	}
+
+	ScheduledExecutorService pool;
+
+	private TaskRunner() {
+		//pool = new ScheduledThreadPoolExecutor(4);
+		pool = Executors.newScheduledThreadPool(POOL_SIZE, new ThreadFactory() {
+			private final ThreadFactory threadFactory = Executors.defaultThreadFactory();
+
+			@Override
+			public Thread newThread( Runnable r ) {
+				Thread t = threadFactory.newThread(r);
+				t.setDaemon(true);
+				return t;
+			}
+		});
+	}
+
+	private static final Logger LOGGER = Logger.getLogger(TaskRunner.class.getName());
+
+}