Quick release fastener structure

• US 3,169,293 A
• Filed: 07/16/1962
• Issued: 02/16/1965
• Est. Priority Date: 07/16/1962
• Status: Expired due to Term

• Current Assignee: Robert Neuschotz
• Original Assignee: Robert Neuschotz
• Inventors: ROBERT NEUSCHOTZ
• Application Number:
  US04/210,170
• Time in Patent Office: 946 Days
• US Class Current: 411/552
• CPC Class Codes: F16B 21/04 with bayonet catch

Claims

1. A QUICK RELEASE FASTENER SOCKET FOR USE WITH A COACTING SPRING PRESSED QUICK RELEASE STUD WHICH HAS A LATCHING CROSS PIECE AND IS MOUNTED FOR RELATIVE ROTARY MOVEMENT ABOUT AN AXIS AND RELATIVE AXIAL MOVEMENT THEREALONG, SAID SOCKET INCLUDING A TUBULAR BODY HAVING AN AXIALLY INNER END AND AN AXIALLY OUTER END, SAID BODY HAVING EXTERNAL THREADS NEAR SAID AXIALLY OUTER END FOR ENGAGING MATING THREADS IN A CARRIER PART TO SECURE THE BODY THEREIN, SAID BODY CONTAINING AN EXTERNAL GROOVE OF UNDERCUT CROSS SECTION EXTENDING AXIALLY THROUGH AND INTERRUPTING SAID THREADS, AN AXIALLY ELONGATED KEY CARRIED IN SAID GROOVE IN FIXED POSITION RELATIVE THERETO AND DRIVABLE AXIALLY THEREALONG TO CUT INTO THE THREADS OF SAID CARRIER PART OF LOCK THE SOCKET AGAINST ROTARY MOVEMENT IN RESPONSE TO ROTARY FORCES EXERTED BY SAID STUD, SAID BODY CONTAINING AN INNER PASSAGE EXTENDING AXIALLY THEREINTO FROM ESSENTIALLY SAID AXIALLY OUTER END OF THE BODY AND DEFINED BY A SUBSTANTIALLY CYLINDRICAL SIDE WALL SURFACE HAVING A PORTION LOCATED DIRECTLY RADIALY INWARDLY OPPOSITE SAID EXTERNAL THREADS, SAID BODY HAVING A PORTION AT SAID AXIALLY INNER END THEREOF PROJECTING AXIALLY INWARDLY BEYOND SAID THREADS AND PRESENTING AND UNTHREDED EXTERNAL SURFACE AXIALLY INWARDLY BEYOND SAID THREADS, SAID BODY FORMING A GENERALLY TRANSVERSE WALL STRUCTURE AT SAID AXIALLY INNER END OF THE BODY AND AXIALLY INWARDLY BEYOND SAID THREADS AND EXTENDING RADIALLY INWARDLY BEYOND THE DIAMETER OF SAID SUBSTANTIALLY CYLINDRICAL SIDE WALL SURFACE OF SAID PASSAGE, SAID TRANSVERSE WALL STRUCTURE CONTAINING STUD PASSING NOTCHES THROUGH WHICH TWO ENDS OF SAID CROSS PIECE MAY PASS AXIALY FROM AN AXIALLY OUTER SIDE OF THE WALL STRUCTURE TO ITS AXIALLY INNER SIDE, SAID WALL STRUCTURE HAVING CAMMING RAMPS AT SAID AXIALLY INNER SIDE ENGAGEABLE BY SAID ENDS OF THE CROSS PIECE TO CAM SAID STUD AND SOCKET AXIALLY TOGETHER IN RESPONSE TO ROTARY MOVEMENT OF SAID STUD RELATIVE TO THE SOCKET, SAID WALL STRUCTURE HAVING LOCKING NOTCHES AT THE ENDS OF SAID RAMPS FOR RECEIVING SAID TWO ENDS OF THE CROSS PIECE TO RETAIN SAID STUD AND SOCKET IN FULLY LATCHED CONDITION, SAID STUD PASSING NOTCHES HAVING RADIALLY OUTER PORTIONS CONTINUING RADIALLY OUTWARDLY BEYOND THE DIAMETER OF SAID INNER PASSAGE TO SAID UNTHREADED EXTERNAL SURFACE OF THE BODY AND FORMING INTERRUPTIONS IN SAID INTHREADED SURFACE AXIALLY INWARDLY BEYOND SAID EXTERNAL THREADS AND BEYOND SAID GROOVE AND KEY.