diff --git a/src/libCom/timer/epicsTimer.h b/src/libCom/timer/epicsTimer.h
index a6dfe7351..91188451f 100644
--- a/src/libCom/timer/epicsTimer.h
+++ b/src/libCom/timer/epicsTimer.h
@@ -46,6 +46,7 @@ public:
 
 class epicsTimer {
 public:
+    virtual ~epicsTimer () = 0; 
     virtual void start ( epicsTimerNotify &, const epicsTime & ) = 0;
     virtual void start ( epicsTimerNotify &, double delaySeconds ) = 0;
     virtual void cancel () = 0;
@@ -58,26 +59,22 @@ public:
     double getExpireDelay ();
     virtual void show ( unsigned int level ) const = 0;
     virtual class epicsTimerQueue & getQueue () const = 0;
-protected:
-    virtual ~epicsTimer (); 
 };
 
 class epicsTimerQueue {
 public:
+    virtual ~epicsTimerQueue () = 0;
     virtual epicsTimer & createTimer () = 0;
     virtual void destroyTimer ( epicsTimer & ) = 0;
     virtual void show ( unsigned int level ) const = 0;
-protected:
-    virtual ~epicsTimerQueue () = 0;
 };
 
 class epicsTimerQueueActive : public epicsTimerQueue {
 public:
+    virtual ~epicsTimerQueueActive () = 0;
     static epicsShareFunc epicsTimerQueueActive & allocate (
         bool okToShare, int threadPriority = epicsThreadPriorityMin + 10 );
     virtual void release () = 0; 
-protected:
-    virtual ~epicsTimerQueueActive () = 0;
 };
 
 class epicsTimerQueueNotify {
diff --git a/src/libCom/timer/timer.cpp b/src/libCom/timer/timer.cpp
index b541b2df9..1e4d2ed3c 100644
--- a/src/libCom/timer/timer.cpp
+++ b/src/libCom/timer/timer.cpp
@@ -179,7 +179,7 @@ void timer::show ( unsigned int level ) const
 
 epicsTimerQueue & timer::getQueue () const
 {
-    return this->queue.getEpicsTimerQueue ();
+    return this->queue;
 }
 
 timerQueue & timer::getPrivTimerQueue()
diff --git a/src/libCom/timer/timerPrivate.h b/src/libCom/timer/timerPrivate.h
index bdf636af7..26b8ac741 100644
--- a/src/libCom/timer/timerPrivate.h
+++ b/src/libCom/timer/timerPrivate.h
@@ -77,14 +77,14 @@ private:
     friend class timerQueue;
 };
 
-class timerQueue {
+class timerQueue : public epicsTimerQueue {
 public:
     timerQueue ( epicsTimerQueueNotify &notify );
     virtual ~timerQueue ();
     double process ( const epicsTime & currentTime );
+    epicsTimer & createTimer ();
+    void destroyTimer ( epicsTimer & );
     void show ( unsigned int level ) const;
-    timer & createTimer ();
-    void destroyTimer ( timer & );
     epicsTimerForC & createTimerForC ( epicsTimerCallback, void *pPrivateIn );
     void destroyTimerForC ( epicsTimerForC & );
 private:
@@ -97,7 +97,6 @@ private:
     timer *pExpireTmr;
     epicsThreadId processThread;
     bool cancelPending;
-    virtual epicsTimerQueue & getEpicsTimerQueue () = 0;
     friend class timer;
 };
 
@@ -113,7 +112,7 @@ private:
 
 class timerQueueActive : public epicsTimerQueueActive, 
     public epicsThreadRunable, public epicsTimerQueueNotify,
-    public timerQueueActiveMgrPrivate, private timerQueue {
+    public timerQueueActiveMgrPrivate {
 public:
     timerQueueActive ( bool okToShare, unsigned priority );
     ~timerQueueActive () = 0;
@@ -125,6 +124,7 @@ public:
     epicsTimerForC & createTimerForC ( epicsTimerCallback, void *pPrivateIn );
     void destroyTimerForC ( epicsTimerForC & );
 private:
+    timerQueue queue;
     epicsEvent rescheduleEvent;
     epicsEvent exitEvent;
     epicsThread thread;
@@ -163,8 +163,7 @@ private:
 
 extern timerQueueActiveMgr queueMgr;
 
-class timerQueuePassive : public epicsTimerQueuePassive,
-    private timerQueue {
+class timerQueuePassive : public epicsTimerQueuePassive {
 public:
     timerQueuePassive ( epicsTimerQueueNotify & );
     epicsTimer & createTimer ();
@@ -174,6 +173,7 @@ public:
     epicsTimerForC & createTimerForC ( epicsTimerCallback, void *pPrivateIn );
     void destroyTimerForC ( epicsTimerForC & );
 protected:
+    timerQueue queue;
     ~timerQueuePassive ();
     epicsTimerQueue & getEpicsTimerQueue ();
 };
diff --git a/src/libCom/timer/timerQueue.cpp b/src/libCom/timer/timerQueue.cpp
index aa10c2a8d..1fa10a5a2 100644
--- a/src/libCom/timer/timerQueue.cpp
+++ b/src/libCom/timer/timerQueue.cpp
@@ -153,7 +153,7 @@ double timerQueue::process ( const epicsTime & currentTime )
     }
 }
 
-timer & timerQueue::createTimer ()
+epicsTimer & timerQueue::createTimer ()
 {
     epicsAutoMutex autoLock ( this->mutex );
     void *pBuf = this->timerFreeList.allocate ( sizeof (timer) );
@@ -163,10 +163,10 @@ timer & timerQueue::createTimer ()
     return * new ( pBuf ) timer ( *this );
 }
 
-void timerQueue::destroyTimer ( timer & tmr ) 
+void timerQueue::destroyTimer ( epicsTimer & tmr ) 
 {
     epicsAutoMutex autoLock ( this->mutex );
-    tmr.~timer ();
+    tmr.~epicsTimer ();
     this->timerFreeList.release ( &tmr, sizeof( tmr ) );
 }
 
diff --git a/src/libCom/timer/timerQueueActive.cpp b/src/libCom/timer/timerQueueActive.cpp
index 75c543f89..4308caaba 100644
--- a/src/libCom/timer/timerQueueActive.cpp
+++ b/src/libCom/timer/timerQueueActive.cpp
@@ -41,8 +41,7 @@ epicsTimerQueueActive &epicsTimerQueueActive::allocate ( bool okToShare, int thr
 }
 
 timerQueueActive::timerQueueActive ( bool okToShareIn, unsigned priority ) :
-    timerQueue ( static_cast <epicsTimerQueueNotify &> ( *this ) ), 
-    thread ( *this, "epicsTimerQueueActive", 
+    queue ( *this ), thread ( *this, "epicsTimerQueueActive", 
         epicsThreadGetStackSize ( epicsThreadStackMedium ), priority ),
     okToShare ( okToShareIn ), exitFlag ( false ), terminateFlag ( false )
 {
@@ -64,7 +63,7 @@ void timerQueueActive::run ()
 {
     this->exitFlag = false;
     while ( ! this->terminateFlag ) {
-        double delay = this->timerQueue::process ( epicsTime::getCurrent() );
+        double delay = this->queue.process ( epicsTime::getCurrent() );
         debugPrintf ( ( "timer thread sleeping for %g sec (max)\n", delay ) );
         this->rescheduleEvent.wait ( delay );
     }
@@ -74,23 +73,23 @@ void timerQueueActive::run ()
 
 epicsTimer & timerQueueActive::createTimer ()
 {
-    return this->timerQueue::createTimer ();
+    return this->queue.createTimer ();
 }
 
 void timerQueueActive::destroyTimer ( epicsTimer & et )
 {
     timer & tmr = dynamic_cast < timer & > ( et );
-    this->timerQueue::destroyTimer ( tmr );
+    this->queue.destroyTimer ( tmr );
 }
 
 epicsTimerForC & timerQueueActive::createTimerForC ( epicsTimerCallback pCB, void *pPrivateIn )
 {
-    return this->timerQueue::createTimerForC ( pCB, pPrivateIn );
+    return this->queue.createTimerForC ( pCB, pPrivateIn );
 }
 
 void timerQueueActive::destroyTimerForC ( epicsTimerForC &tmr )
 {
-    this->timerQueue::destroyTimerForC ( tmr );
+    this->queue.destroyTimerForC ( tmr );
 }
 
 void timerQueueActive::reschedule ()
@@ -103,7 +102,7 @@ void timerQueueActive::show ( unsigned int level ) const
     printf ( "EPICS threaded timer queue at %p\n", 
         static_cast <const void *> ( this ) );
     if ( level >=1u ) {
-        this->timerQueue::show ( level - 1u );
+        this->queue.show ( level - 1u );
         printf ( "reschedule event\n" );
         this->rescheduleEvent.show ( level - 1u );
         printf ( "exit event\n" );
diff --git a/src/libCom/timer/timerQueuePassive.cpp b/src/libCom/timer/timerQueuePassive.cpp
index 57b880e14..2b8ca8a7a 100644
--- a/src/libCom/timer/timerQueuePassive.cpp
+++ b/src/libCom/timer/timerQueuePassive.cpp
@@ -51,34 +51,34 @@ epicsTimerQueuePassive &epicsTimerQueuePassive::create ( epicsTimerQueueNotify &
 }
 
 timerQueuePassive::timerQueuePassive ( epicsTimerQueueNotify &notifyIn ) :
-    timerQueue ( notifyIn ) {}
+    queue ( notifyIn ) {}
 
 timerQueuePassive::~timerQueuePassive () {}
 
 epicsTimer & timerQueuePassive::createTimer ()
 {
-    return this->timerQueue::createTimer ();
+    return this->queue.createTimer ();
 }
 
 void timerQueuePassive::destroyTimer ( epicsTimer & et )
 {
     timer & tmr = dynamic_cast < timer & > ( et );
-    this->timerQueue::destroyTimer ( tmr );
+    this->queue.destroyTimer ( tmr );
 }
 
 epicsTimerForC & timerQueuePassive::createTimerForC ( epicsTimerCallback pCB, void *pPrivateIn )
 {
-    return this->timerQueue::createTimerForC ( pCB, pPrivateIn );
+    return this->queue.createTimerForC ( pCB, pPrivateIn );
 }
 
 void timerQueuePassive::destroyTimerForC ( epicsTimerForC &tmr )
 {
-    this->timerQueue::destroyTimerForC ( tmr );
+    this->queue.destroyTimerForC ( tmr );
 }
 
 double timerQueuePassive::process ( const epicsTime & currentTime )
 {
-    return this->timerQueue::process ( currentTime );
+    return this->queue.process ( currentTime );
 }
 
 void timerQueuePassive::show ( unsigned int level ) const
@@ -86,7 +86,7 @@ void timerQueuePassive::show ( unsigned int level ) const
     printf ( "EPICS non-threaded timer queue at %p\n", 
         static_cast <const void *> ( this ) );
     if ( level >=1u ) {
-        this->timerQueue::show ( level - 1u );
+        this->queue.show ( level - 1u );
     }
 }