Seat track

Claim 1

IN A SEAT TRACK, THE COMBINATION COMPRISING A BASE ADAPTED TO BE SUPPORTED ON THE FLOOR OF A VEHICLE OR THE LIKE, AN UPSTANDING WEB EXTENDING UPWARDLY FROM SAID BASE, A SUBSTANTIALLY SEAMLESS IMPERFORATE TUBULAR SUPPORT ON THE UPPER END OF SAID WEB, A COMPLEMENTARY TUBULAR CARRIAGE COMPRISING A SPLIT TUBE ADAPTED TO BE MOUNTED ON THE UNDERSIDE OF A SEAT AND BEING TELESCOPED OVER THE TUBULAR SUPPORT WITH THE LONGITUDINAL EDGES OF SAID SPLIT TUBE ADJACENT SAID WEB, THE EXTERNAL SURFACE OF THE SUPPORT AND THE INTERNAL SURFACE OF THE CARRIAGE BEING COMPLEMENTARY, ROLLER BEARING MEANS COMPRISING A PLURALITY OF DISCRETE CONTIGUOUS ROLLER MEMBERS IN SIDE-BY-SIDE CONTACT INTERPOSED BETWEEN THE EXTERNAL SURFACE OF SAID TUBULAR SUPPORT AND THE INTERNAL SURFACE OF SAID TUBULAR CARRIAGE AT LONGITUDINALLY SPACE POINTS ALONG SAID CARRIAGE, GUIDE MEANS FOR EACH SAID ROLLER BEARING MEANS MOVABLE WITH SAID ROLLER BEARING MEANS INDEPENDENTLY OF SAID SUPPORT AND SAID CARRIAGE, SAID GUIDE MEANS COMPRISING A GENERALLY CYLINDRICAL MEMBER HAVING A SLOT EXTENDING TRANSVERSELY THERETHROUGH IN WHICH SAID ROLLER MEMBERS ARE POSITIONED IN CONTIGUOUS RELATIONSHIP, SAID CYLINDRICAL MEMBER HAVING SUBSTANTIAL THICKNESS APPROACHING THE DIAMETER OF SAID ROLLER MEMBERS, SAID CYLINDRICAL MEMBERS BEING REMOVABLE TRANSVERSELY OF SAID SPLIT TUBE AND SAID TUBULAR SUPPORT INDEPENDENTLY OF THE ROLLER MEMBERS, SAID GUIDE MEANS MAINTAINING SAID ROLLER BEARING MEANS IN SUBSTANTIALLY TRANSVERSE RELATION TO SAID SUPPORT AND SAID CARRIAGE.