Means for sealing a wick type marking device

Claim 1

IN A MARKING DEVICE HAVING A CONTAINER IN WHICH A MARKING FLUID IS RETAINED AND A MARKING NIB IN COMMUNICATION WITH THE MARKING FLUID, MEANS FOR SUPPORTING THE MARKING NIB IN OPERATIVE FLUID TRANSMITTING RELATIONSHIP WITH RESPECT TO THE CONTAINER, SAID NIB SUPPORTING MEANS COMPRISING A HOLLOW NOSE PIECE IN WHICH SAID NIB IS SUPPORTED, A HOLLOW BODY PORTION ASSOCIATED WITH SAID NOSE PIECE AND INTEGRALLY CONNECTED THERETO, SAID BODY PORTION HAVING AN ANNULAR RECESS AND AN ANNULAR SEALING PORTION FORMED ON THE EXTERIOR WALL THEREOF, AND A REARWARDLY BEVELED SURFACE AT THE FREE END THEREOF, SAID CONTAINER HAVING A MOUTH AT ONE END DEFINING A SKIRT, THE FREE END OF SAID SKIRT BEING ADAPTED TO BE MOVED INTO SAID ANNULAR RECESS ON SAID BODY PORTION; THE PORTION OF SAID SKIRT SPACED FROM SAID FREE END BEING ADAPTED TO BE FORCED AGAINST SAID BEVELED PORTION, AND THE INNER SURFACE OF SAID SKIRT BETWEEN THE FREE END OF SAID SKIRT AND SAID PORTION OF SAID SKIRT, BEING MOVABLE AGAINST SAID SEALING PORTION TO EFFECT A FLUID TIGHT CONNECTION BETWEEN SAID NIB SUPPORT AND SAID CONTAINER.