Automobile tire

• US 3,256,123 A
• Filed: 05/28/1962
• Issued: 06/14/1966
• Est. Priority Date: 05/28/1962
• Status: Expired due to Term

• Current Assignee: Frank A. Hart
• Original Assignee: Frank A. Hart
• Inventors: Hart, Frank A.
• Application Number:
  US04/198,126
• Time in Patent Office: 1,478 Days
• US Class Current: 29/894.37
• CPC Class Codes: B29D 30/04 Resilient fillings for rubber tyres; Filling tyres therewith
• CPC Class Codes: B60C 17/066 made-up of plural spherical elements provided in the tyre chamber
• CPC Class Codes: B60C 5/001 filled with gas other than air
• CPC Class Codes: B60C 5/20 having multiple separate inflatable chambers
• CPC Class Codes: Y10T 152/10441 Balls
• CPC Class Codes: Y10T 29/49538 Tire making

Claims

1. THE METHOD OF MAKING A PNEUMATIC TIRE WHICH COMPRISES TAKING PLURALITY OF SEPARATE ELASTIC ELEMENTS, EACH OF WHICH IS CONSTITUTED O A RESILIENT MATERIAL FORMED TO PROVIDE A CLOSED CHAMBER AND A GAS CONTAINED IN SAID CHAMBER, AND PACKAGING SUCH ELEMENTS IN CARRIER MEANS CAPABLE OF BEING INSERTED INTO THE CASING OF A FINISHED PNEUMATIC TIRE HAVING AN INNER TUBE OPENING, SAID ELASTIC ELEMENTS BEING PACKAGED TOGETHER BY FEEDING THEM IN ALIGNED RELATION TO A WRAPPING STATION AND AT SUCH STATION WRAPPING A STRIP OF MATERIAL ABOUT SAID ALIGNED ELEMENTS TO CONFINE THE LATTER IN A TUBING OF SUCH STRIP MATERIAL THEN INSERTING THE ELEMENTS PACKAGED IN SUCH CARRIER MEANS THROUGH SUCH INNER TUBE OPENING OF A FINISHED, DISMOUNTED TIRE BY FEEDING SUCH TUBING PROGRESSIVELY INTO THE TIRE CASING UNTIL SUCH PACKAGED ELEMENTS COMPLETELY FILL THE INSIDE SPACE OF THE TIRE CASING DEFINED BY THAT PORTION THEREOF WHICH IS SUBJECTED TO ROAD HAZARDS AND WEAR, AND THEN SECURING SUCH PACKAGED ELEMENTS IN SUCH SPACE OF THE TIRE.