High-resolution tape-transport system for magnetic recorders

Claim 1

A HIGH-RESOLUTION RECORDING-TAPE TRANSPORT APPARATUS, COMPRISING: A PAIR OF WINDING AND UNWINDING DEVICES FOR HOLDING SAID TAPE, REVERSIBLE MOTIVE MEANS FOR DRIVING SAID DEVICES, TAPE-CONDITION-RESPONSIVE MEANS FOR VARYING THE TORQUES APPLIED BY SAID MOTIVE MEANS TO SAID DEVICES TO MAINTAIN A SUBSTANTIALLY CONSTANT TENSION IN SAID TAPE, A CAPSTAN FOR DRIVING SAID TAPE THROUGH A HEAD ZONE ADAPTED TO RECEIVE ONE OR MORE RECORDING AND PLAYBACK HEADS, A SUBSTANTIALLY CONSTANT-SPEED MOTIVE MEANS FOR DRIVING SAID CAPSTAN, MOTOR VIBRATION FILTERING MEANS MECHANICALLY INTERCONNECTING SAID CAPSTAN AND SAID CONSTANT SPEED MOTIVE MEANS AND COMPRISING A HIGH-INERTIA FLYWHEEL-LIKE MEANS AND A RESILIENT COUPLING MEANS, MASSIVE GUIDE ROLLERS DISPOSED TO GUIDE SAID TAPE THROUGH A SINUOUS PATH THEREAROUND FOR MECHANICALLY FILTERING OUT SIGNALDISTORTING TAPE-SPEED-VARYING TENSION FLUCTUATIONS IN SAID TAPE ESPECIALLY IN THE HEAD ZONE, MOTOR VIBRATION FILTERING MEANS MECHANICALLY INTERCONNECTING SAID CAPSTAN AND SAID MOTIVE MEANS AND COMPRISING HIGH-INERTIA FLY-WHEEL-LIKE MEANS AND A RESILIENT COUPLING MEANS, AT LEAST ONE TAPEGUIDE-MOUNTING YIELDABLE ARM FOR MINIMIZING TAPE BREAKAGE DURING STARTING OR STOPPING OF SAID APPARATUS.