초록 ▼

Two cap modifications are disclosed for use on water bottles to be installed in water dispensers. A central conical well in the top of the cap is formed with a scoreline. When the bottle is lowered into a dispenser, a probe of the dispenser enters the well and causes it to split along the scoreline.

Two cap modifications are disclosed for use on water bottles to be installed in water dispensers. A central conical well in the top of the cap is formed with a scoreline. When the bottle is lowered into a dispenser, a probe of the dispenser enters the well and causes it to split along the scoreline. When the bottle is raised, the well substantially returns to initial condition, inhibiting spillage of any liquid remaining in the bottle.

대표청구항 ▼

What is claimed is: 1. A cap for use with a container neck having external means for detachably engaging said cap, said cap being shaped to fit over said neck and comprising a top and a id="DEL-S-00001" date="20061017" shirtid="DEL-S-00001" id="INS-S-00002" date="20061017" skirt id="INS-S-00002"

What is claimed is: 1. A cap for use with a container neck having external means for detachably engaging said cap, said cap being shaped to fit over said neck and comprising a top and a id="DEL-S-00001" date="20061017" shirtid="DEL-S-00001" id="INS-S-00002" date="20061017" skirt id="INS-S-00002" depending from said top to fit outside said neck, internal means on said skirt to engage said external means to hold said cap on said neck, said top being formed with a central well having a side wall and a bottom, id="DEL-S-00002" date="20061017" aid="DEL-S-00002" id="INS-S-00003" date="20061017" at least one id="INS-S-00003" scoreline id="DEL-S-00003" date="20061017" extending along said side wall and acrossid="DEL-S-00003" id="INS-S-00004" date="20061017" positioned on id="INS-S-00004" said bottom, id="DEL-S-00004" date="20061017" wherebyid="DEL-S-00004" id="INS-S-00005" date="20061017" said side wall formed to cause id="INS-S-00005" a probe id="INS-S-00006" date="20061017" having a blunt tip to engage said bottom at a center thereof as the probe is id="INS-S-00006" forced into said wellid="INS-S-00007" date="20061017" , said at least one scoreline positioned such that the blunt tip id="INS-S-00007" splits said id="DEL-S-00005" date="20061017" wellid="DEL-S-00005" id="INS-S-00008" date="20061017" bottom id="INS-S-00008" along said id="INS-S-00009" date="20061017" at least one id="INS-S-00009" scoreline id="INS-S-00010" date="20061017" as the blunt tip of the probe is forced against said center of said bottom id="INS-S-00010" so that said probe may enter said neck. 2. A cap according to claim 1 made of resilient material whereby said well is restored substantially to initial condition when said probe is withdrawn from said well to inhibit spillage from said container neck. 3. A cap according to claim 2 which further comprises a gasket on the underside of said top to seal said cap to said id="DEL-S-00006" date="20061017" lipid="DEL-S-00006" id="INS-S-00011" date="20061017" neckid="INS-S-00011" . 4. A cap according to claim id="DEL-S-00007" date="20061017" 4id="DEL-S-00007" id="INS-S-00012" date="20061017" 3 id="INS-S-00012" in which said gasket is of foam plastic. 5. A cap according to claim 1 in which said cap is of a resilient plastic and said external means comprises a first screw id="INS-S-00013" date="20061017" thread and said internal means comprises a second screw thread id="INS-S-00013" whereby said second screw thread expands to slip over said first screw thread when said cap is pushed axially downward on said neck without relative rotation of said cap and said neck. 6. A cap according to claim 5 for use with a container having first orientation means, said cap further comprising second orientation means id="DEL-S-00008" date="20061017" cooperable with said first orientation meansid="DEL-S-00008" whereby when said cap is pushed axially downward on said neck said first screw thread and said second screw thread are inter-engaged. 7. In combination a container neck and a cap according to claim 1 in which said external means comprises a crown bead and said internal means comprises a locking bead positioned to engage under said crown bead to prevent removal of said cap from said neck when said cap is intact. 8. The combination of claim 7 which further comprises means for removing a portion of said id="DEL-S-00009" date="20061017" skirt containing saidid="DEL-S-00009" locking bead to id="DEL-S-00010" date="20061017" preventid="DEL-S-00010" id="INS-S-00014" date="20061017" allow id="INS-S-00014" removal of said cap from said neck. 9. A cap according to claim 1 in which said external means comprises a first screw thread and said internal means comprises a second screw thread. 10. A cap according to claim 9 wherein said neck has a lip, a cylindrical portion below said lip formed with said external first screw thread and a crown bead below said cylindrical portion, said first screw thread having id="DEL-S-00011" date="20061017" anid="DEL-S-00011" id="INS-S-00015" date="20061017" a thread id="INS-S-00015" end id="DEL-S-00012" date="20061017" formed as a ramp of reduced thicknessid="DEL-S-00012" , said cap comprising a top and a skirt depending from said top, said skirt having a restricted diameter cylindrical upper stretch formed with said internal second screw thread shaped and positioned to mate with said first screw thread, an enlarged diameter stretch below said upper stretch for engaging said crown bead and an internal locking bead for engaging the underside of said crown bead, and at least one barrier extending downward from said second screw thread, said at least one barrier being horizontally aligned with said id="DEL-S-00013" date="20061017" rampid="DEL-S-00013" id="INS-S-00016" date="20061017" thread end id="INS-S-00016" when said cap is installed on said neck, whereby turning said cap relative to said neck in an unwinding direction causes said cap skirt to expand outward and said second screw thread to disengage from said first screw thread. 11. A cap according to claim 10 which further comprises a plurality of downward extending second barriers angularly spaced apart id="DEL-S-00014" date="20061017" andid="DEL-S-00014" from said first-mentioned barrier and depending from said screw thread. 12. A cap according to claim id="DEL-S-00015" date="20061017" 1id="DEL-S-00015" id="INS-S-00017" date="20061017" 10 id="INS-S-00017" in which said skirt extends below said enlarged diameter stretch to a bottom edge, a tear tab extending below said bottom edge and a tear line formed in said skirt adjacent said tear tab extending up from said bottom edge to said upper stretch. 13. A cap according to claim 12 in which said tear line is substantially vertically disposed and which further comprises a second tear line approximately parallel to said first-mentioned tear line disposed on the side of said tear tab opposite said first mentioned tear line extending up from said bottom edge to said upper stretch. 14. A cap according to claim 12 which further comprises a plurality of angularly spaced apart guide ribs extending downward from said internal locking beadid="DEL-S-00016" date="20061017" , said guide ribs being triangular in vertical cross-sectionid="DEL-S-00016" . 15. A cap according to claim 1 in which said side wall is conical. 16. A cap according to claim 15 in which said bottom is round. 17. A cap according to claim 16 in which said scoreline comprises a first stretch along said side wall, a second stretch across said bottom and a third stretch along said side wall, said stretches being joined end to end and lying in a common plane id="DEL-S-00017" date="20061017" substantially diametric relative toid="DEL-S-00017" id="INS-S-00018" date="20061017" containing the axis of id="INS-S-00018" said well. 18. A cap according to claim id="DEL-S-00018" date="20061017" 17id="DEL-S-00018" id="INS-S-00019" date="20061017" 1 id="INS-S-00019" which further comprises a short id="DEL-S-00019" date="20061017" externalid="DEL-S-00019" rib on said bottom extending away from said scoreline whereby said probe when forced into said well first contacts said rib to initiate splitting said id="DEL-S-00020" date="20061017" wellid="DEL-S-00020" id="INS-S-00020" date="20061017" bottom along said scorelineid="INS-S-00020" . 19. In combination, a container neck and a cap according to claim 1, said container neck having a lip, a cylindrical portion below said lip formed with said external first screw thread and a crown bead below said cylindrical portion, said first screw thread having an end formed as a ramp, said cap having at least one barrier extending substantially vertically downward relative to one of said screw threads into horizontal alignment with said ramp, said skirt being flexible, whereby turning said cap relative to said neck in an unwinding direction so long as said cap is intact causes said cap to expand outward and said screw threads to disengage from each other, and means to tear a portion of said skirt to release said cap from said neck. 20. The combination of claim 19 in which said at least one barrier is on said cap and extends downwardly from approximately 0째 of angle of said second screw thread to approximately the elevation of 360째 of angle of said second screw thread. 21. The combination according to claim 19 in which said cap is of resilient material whereby said well is restored substantially to initial condition when said probe is withdrawn from said well. 22. The combination of claim 19 in which said side id="DEL-S-00021" date="20061017" wailid="DEL-S-00021" id="INS-S-00021" date="20061017" wall id="INS-S-00021" is conical. 23. The combination of claim 22 in which said bottom is round. 24. The combination of claim 23 in which said scoreline comprises a first stretch along said wall, a second stretch across said bottom and a third stretch along said side wall, said stretches forming a substantially continuous line in a plane id="DEL-S-00022" date="20061017" substantially diametric relative toid="DEL-S-00022" id="INS-S-00022" date="20061017" containing the axis of id="INS-S-00022" said well. 25. The combination according to claim 24 which further comprises a short id="DEL-S-00023" date="20061017" externalid="DEL-S-00023" rib on said bottom extending away from said second stretch. id="INS-S-00023" date="20061017" 26. In combination, a hollow, apertured probe having a blunt tip, a cap, a container having a neck having external means for detachably engaging said cap, said cap being shaped to fit over said neck and comprising a top and a skirt depending from said top internal means on said skirt to engage said external means to hold said cap on said neck, said top being formed with a central wall having a side wall and a bottom, at least one scoreline positioned on said bottom, said blunt tip engagable with said bottom to split said scoreline so said probe may enter said container.id="INS-S-00023" id="INS-S-00024" date="20061017" 27. The combination of claim 26 in which said probe seals against said well. id="INS-S-00024" id="INS-S-00025" date="20061017" 28. The combination of claim 27 wherein said probe seals against said sidewall. id="INS-S-00025"