Grooved pipe coupling

• US 3,251,615 A
• Filed: 02/19/1965
• Issued: 05/17/1966
• Est. Priority Date: 02/19/1965
• Status: Expired due to Term

• Current Assignee: Edward H. Short III
• Original Assignee: Edward H. Short III
• Inventors: SHORT III EDWARD H
• Application Number:
  US04/437,630
• Time in Patent Office: 452 Days
• US Class Current: 285/112
• CPC Class Codes: F16L 17/04 with longitudinally split or divided sleeve
• CPC Class Codes: Y10T 24/1451 Plural separable parts

Claims

1. A PIPE COUPLING ASSEMBLY INCLUDING;

PIPE SECTIONS, EACH SECTION HAVING A CIRCUMFERENTIAL GROOVE EXTENDING BELOW THE EXTERNAL SURFACE OF THE SECTION;

A GASKET MOUNTED TO SPAN BETWEEN THE EXTERNAL SURFACES OF THE PIPE ENDS WHICH SURFACES ARE BETWEEN THE GROOVES AND THEIR PIPE ENDS;

AND A HOUSING OF TWO HALVES FITTING OVER THE GASKET TO SEAL THE GASKET TO THE SURFACES OF THE PIPE ENDS INCLUDING;

A FIRST HALF OF THE HOUSING OF A DIFFERENT CONFIGURATION THAN THE SECOND HALF AND HAVING LIPS EXTENDING INTO THE GROOVES FOR HALF THE CIRCUMFERENCE AND SUBSTANTIAL DISTANCES PAST A SINGLE DIAMETER OF THE CROSSSECTION OF THE PIPE SECTIONS;

WHEREBY THE SAID FIRST HALF OF THE HOUSING WILL FIRMLY CLAMP THE PIPE SECTIONS IN ASSEMBLED POSITION BEFORE PLACING THE SECOND HALF ON SAID PIPE SECTIONS;

THE SECOND HALF OF THE HOUSING HAVING LIPS EXTENDING INTO THE REMAINING PORTION OF THE GROOVES;

AND MEANS FOR ATTACHING THE TWO HALVES OF THE HOUSING TOGETHE OVER THE GASKET AND BRING THE RADIAL END FACES OF THE LIPS OF THE FIRST HOUSING HALF TOWARD ENGAGEMENT WITH THE RADIAL END FACES OF THE SECOND HALF.