Fuel additive funnel

1. A funnel for use in dispensing a flowable product into a receptacle with a flow inlet which is normally-closed, said funnel comprising:

an inlet portion for receiving said flowable product;

an inserting end portion for insertion into said flow inlet;

a body portion extending between said inlet portion and said inserting end portion, said body portion defining a tapered hollow interior; and

wherein said inserting end portion includes a double-walled skirt which is constructed and arrange for opening said flow inlet upon insertion of said inserting end into said flow inlet, said double-walled skirt including an inner annular wall and an outer annular wall.

2. The funnel of claim 1 wherein said funnel is a single-piece, molded plastic component.

3. The funnel of claim 1 wherein said inserting end portion is constructed and arranged with said outer annular wall being joined to said body portion by an annular tapered portion.

4. The funnel of claim 1 wherein said inlet portion is internally threaded for threaded connection to a supply source of said flowable product.

5. The funnel of claim 1 wherein said skirt has an outer diameter size which is suitable for engagement with a release button of a capless fitment.

6. The funnel of claim 1 which further includes a securing ring for attachment of said funnel to a supply source of said flowable product.

7. The funnel of claim 6 wherein said securing ring is connected to said inlet portion.

8. The funnel of claim 7 which further includes a connector tab for connecting said securing ring to said inlet portion.

9. The funnel of claim 6 wherein said securing ring includes a plurality of inwardly extending tabs.

10. The funnel of claim 9 wherein said plurality of inwardly extending tabs are constructed and arranged for connecting said funnel to a neck insert which is part of a supply source container.

11. The funnel of claim 10 which further includes a plurality of abutment tabs constructed and arranged for engaging said neck insert.

12. An injection-molded funnel for use in dispensing a flowable product from a container into a receptacle which includes a normally-closed capless fitment, said funnel comprising:

a connecting end portion including a securing ring for assembling said connecting end portion to a portion of said container, said securing ring including abutment tabs for engaging said container to ovalize the shape of said securing ring;

an inserting end portion for insertion into said capless fitment;

a tubular body portion in flow communication with said connecting end portion and in flow communication with said inserting end portion; and

wherein said inserting end portion is constructed and arranged for opening said normally closed capless fitment.

13. The injection-molded funnel of claim 12 wherein said inserting end portion includes a skirt.

14. The injection-molded funnel of claim 13 wherein said normally-closed capless fitment includes a release button and said skirt has a size and shape for engaging said release button.

15. The injection-molded funnel of claim 12 which further includes a connector tab for connecting said securing ring to said connecting end portion.

16. The injection-molded funnel of claim 12 wherein said securing ring includes a plurality of inwardly extending tabs.

17. The injection-molded funnel of claim 16 wherein said plurality of inwardly extending tabs are constructed and arranged for connecting said funnel to a neck insert which is part of said container.

18. The injection-molded funnel of claim 17 wherein said abutment tabs are axially spaced from said inwardly extending tabs.