Method of producing a clip action bearing portion on a male element for assembly of said male element with a female tubular element

• US 3,171,196 A
• Filed: 05/23/1961
• Issued: 03/02/1965
• Est. Priority Date: 06/28/1960
• Status: Expired due to Term

• Current Assignee: Robert Helitas
• Original Assignee: Robert Helitas
• Inventors: ROBERT HELITAS
• Application Number:
  US04/112,081
• Time in Patent Office: 1,379 Days
• US Class Current: 29/520
• CPC Class Codes: B43K 23/12 for pens caps co-operating with retractable nibs B43K5/165
• CPC Class Codes: Y10T 29/49641 Linear bearing
• CPC Class Codes: Y10T 29/49876 by snap fit
• CPC Class Codes: Y10T 29/49934 by axially applying force
• CPC Class Codes: Y10T 29/49945 by driven force fit

Claims

1. A METHOD OF PRODUCING A CLIP ACTION BEARING PORTION ON A MALE ELEMENT FOR ASSEMBLY OF SAID MALE ELEMENT WITH A FEMALE TUBULAR ELEMENT COMPRISING AN END PORTION HAVING A REDUCED DIAMETER AND INTO WHICH SAID MALE IS INSERTED FOR EFFECTING BETWEEN SAID MALE ELEMENT AND SAID FEMALE ELEMENT AN ELASTIC, YIELDABLE COUPLING, SAID METHOD COMPRISING, MOLDING SAID MALE ELEMENT WITH A BODY PORTION AND A CYLINDRICAL SEAT ON AN END PORTION THEREOF INSERTABLE INTO SAID FEMALE ELEMENT END PORTION AND HAVING ANGULARLY SPACED PROTUBERANCES ON SAID SEAT EXTENDING RADIALLY OUTWARDLY OF SAID SEAT AND A CIRCUMFERENTIAL SURFACE DEFINING A RELIEF PORTION DISPOSED BETWEEN AN END OF SAID END PORTION OF SAID MALE ELEMENT AND SAID BODY PORTION OF SAID MALE ELEMENT TO RECEIVE SAID END PORTION OF SAID FEMALE ELEMENT OF REDUCED DIAMETER CIRCUMFERENTIALLY OF SAID SEAT WITH SAID REDUCED DIAMETER IN CORRESPONDENCE AXIALLY WITH SAID RELIEF PORTION, PROVIDING A DEFORMABLE RING OF ELASTICALLY YIELDABLE METAL HAVING A DIAMETER LESS THAN THE DIAMETER OF A CIRCLE CIRCUMSCRIBING SAID PROTUBERANCES AND OF GREATER DIAMETER THAN SAID CYLINDRICAL SEAT, AND FORCING SAID RING AXIALLY OF SAID SEAT TO DEFORM SAID RING TO CAUSE IT TO CONFORM TO SAID SEAT AND DEVELOP PROTUBERANCES ON SAID RING EXTENDING RADIALLY OUTWARDLY THEREOF SUBSTANTIALLY CORRESPONDING WITH PROTUBERANCES ON SAID SEAT AND THEREBY ELASTICALLY CONTRACTING SAID RING ONTO SAID RELIEF PORTION TO FIX SAID RING ON SAID SEAT.