Retractable seat belt

Claim 1

A SEAT BELT CONSTRUCTION, COMPRISING, A BUCKLE PART HAVING DETENT MEANS FOR MATING ATTACHMENT WITH ANOTHER BUCKLE PART AND INCLUDING SIDE WALLS ON OPPOSITE SIDES THEREOF, EACH OF SAID SIDE WALLS HAVING AN ELONGATED SLOT FORMED THEREIN DISPOSED TO HAVE SUBSTANTIAL LONGITUDINAL EXTENT, A STATIONARY LOCKING BAR EXTENDING TRANSVERSELY BETWEEN SAID SIDE WALLS REARWARDLY OF SAID SLOTS, A MOVABLE LOCKING BAR EXTENDING TRANSVERSELY BETWEEN SAID SIDE WALLS AND HAVING MEANS MOUNTED IN SAID SLOTS FOR LONGITUDINAL SLIDING MOEMENT RELATIVE TO SAID SIDE WALLS, A REEL FRAME PART HAVING SIDE FRAMES, A SPRING BIASED REEL JOURNALLED IN SAID SIDE FRAMES, SAID SIDE FRAMES HAVING PORTIONS DISPOSED ADJACENT THE ENDS OF SAID SIDE WALLS, PIVOTAL CONNECTION MEANS BETWEEN SAID PARTS, WHEREBY SAID SIDE FRAMES AND SAID SIDE WALLS ARE MOVABLE BETWEEN A FIRST POSITION IN CO-ALIGNMENT TO A SECOND POSITION IN ANGULAR RELATIONSHIP, AN A BELT HAVING ONE END CONNECTED TO SAID REEL AND HAVING ITS OTHER END PAYING OUT OVER SAID MOVABLE LOCKING BAR SO THAT SAID BELT WILL BE LOCKED SECURELY BETWEEN SAID LOCKING BARS WHEN SAID PARTS ARE IN SAID FIRST POSITION AND SAID BELT WILL BE FREELY MOVABLE BETWEEN SAID LOCKING BARS WHEN SAID PARTS ARE IN SAID SECOND POSITION.