Drive-fit transition sleeve

• US 3,266,255 A
• Filed: 12/10/1963
• Issued: 08/16/1966
• Est. Priority Date: 12/10/1963
• Status: Expired due to Term

• Current Assignee: John J. Dougherty
• Original Assignee: John J. Dougherty
• Inventors: Dougherty, John J.
• Application Number:
  US04/329,566
• Time in Patent Office: 980 Days
• US Class Current: 405/251
• CPC Class Codes: E02D 5/523 composed of segments
• CPC Class Codes: Y10T 29/49428 Gas and water specific plumbing component making
• CPC Class Codes: Y10T 29/49945 by driven force fit
• CPC Class Codes: Y10T 403/5706 Diverse serial connections

Claims

1. A COMPOSITE PILE COMPRISING A SECTIONAL BODY HAVING AN UPPER SECTION AND A LOWER SECTION SPACED THEREFROM, A TRANSITION SLEEVE INTERPOSED BETWEEN AND CONNECTING THE ADJACENT ENDS OF SAID SECTIONS, SAID SLEEVE INCLUDING A CYLINDRICAL PIPE HAVING A FLANGE ON ONE END OF THE BODY OF THE PIPE, PROJECTING TRANSVERSELY AN INWARDLY AND OUTWARDLY OF THE BODY OF THE PIPE, THE INSIDE DIAMETER OF THE BODY OF THE PIPE BEING EQUAL THROUGHOUT ITS LENGTH, THE BOTTOM END OF THE UPPER SECTION BEING WELDED TO THE FLANGE ON SAID PIPE, ANOTHER PIPE HAVING A CYLINDRICAL BODY FITTED INSIDE THE FIRST-NAMED PIPE, THE LENGTHS OF THE BODIES OF SAID PIPES BEING EQUAL, A FLANGE ON THE END OF THE SECOND-NAMED PIPE OPPOSITE TO THE FLANGE ON THE FIRST-NAMED PIPE, THE DIAMETER OF THE OUTSIDE OF THE BODY OF SAID SECOND-NAMED PIPE VARYING THROUGHOUT ITS LENGTH WHEREBY SAID SECOND-NAMED PIPE IS WEDGE FITTED INSIDE THE FIRST-NAMED PIPE WITH THE FREE END OF EACH PIPE ABUTTING THE FLANGE OF THE ASSOCIATED PIPE, THE TOP END OF THE LOWER SECTION BEING WELDED TO THE FLANGE ON SAID SECOND-NAMED PIPE, SAID BOTTOM SECTION BEING OFFSET INWARDLY FROM SAID UPPER SECTION.