Headpiece for fueling systems

1. A head piece ( 01 ) for movable or fixed-position fuelling systems ( 02 ) having a coupling member for connection to a tank ( 03 ), wherein a plurality of rigid pipe segments including a first rigid pipe segment ( 06 ), a second rigid pipe segment ( 09 ), a third rigid pipe segment ( 12 ), a fourth rigid pipe segment ( 15 ), a fifth rigid pipe segment ( 18 ), a sixth rigid pipe segment ( 21 ) and a seventh rigid pipe segment ( 22 ) are provided to assure the flow of fuel, and wherein the plurality of rigid pipe segments ( 06 , 09 , 12 , 15 , 18 , 21 , 22 ) are attached to a plurality of swivel joints including a first swivel joint ( 04 ), a second swivel joint ( 07 ), a third swivel joint ( 10 ), a fourth swivel joint ( 13 ), a fifth swivel joint ( 16 ) and a sixth swivel joint ( 19 ) for adjustable spatial arrangement of the refueling coupling, and wherein at least a first swivel joint ( 04 ) can be swiveled about a horizontal swivel axis ( 05 ) for adjusting the height of the refueling coupling,

characterized in that

the first swivel joint ( 04 ) is attached to a directly adjacent second swivel joint ( 07 ) by a first rigid pipe segment ( 06 ), the second swivel joint ( 07 ) also being capable of swiveling about a horizontal swivel axis ( 08 );

the second swivel joint ( 07 ) is attached to a directly adjacent fourth swivel joint ( 13 ) via a third rigid pipe segment ( 12 ), the fourth swivel joint ( 13 ) being capable of swiveling about a vertical swivel axis ( 14 ) which is parallel to the the vertical swivel axis ( 11 ) of the third swivel joint ( 10 ), and wherein the fourth swivel joint ( 13 ) is arranged downstream of the second swivel joint ( 07 ) in the direction of flow during refueling;

the fourth swivel joint ( 13 ) is attached to an immediately adjacent fifth swivel joint ( 16 ) by a fourth rigid pipe segment ( 15 ), wherein the fifth swivel joint ( 16 ) is capable of swiveling about a horizontal swivel axis ( 17 ); and

the fifth swivel joint ( 16 ) is attached to an immediately adjacent sixth swivel joint ( 19 ) by a fifth rigid pipe segment ( 18 ), wherein the sixth swivel joint ( 19 ) is capable of swiveling about a swivel axis ( 20 ) that is offset by 90° relative to the horizontal swivel axis ( 17 ) of the fifth swivel joint ( 16 ).

2. The head piece according to claim 1 ,

characterized in that

the second swivel joint ( 07 ) is arranged downstream of the first swivel joint ( 04 ) in the direction of flow during refueling.

3. The head piece according to claim 1 ,

characterized in that

the horizontal swivel axis ( 05 ) of the first swivel joint ( 04 ) and the horizontal swivel axis ( 08 ) of the second swivel joint ( 07 ) run parallel to one another.

4. The head piece according to claim 1 ,

characterized in that

the sixth swivel joint ( 19 ) is attached to the coupling member ( 03 ) via a sixth rigid pipe segment ( 21 ).

5. The head piece according to claim 1 ,

characterized in that

the third swivel joint ( 10 ) is attached to the fuelling system ( 02 ) via a seventh rigid pipe segment ( 22 ).

6. The head piece according to claim 1 ,

characterized in that

the first swivel joint ( 04 ) is attached to an immediately adjacent third swivel joint ( 10 ) by a second rigid pipe segment ( 09 ), wherein the third swivel joint ( 10 ) is capable of swiveling about a vertical swivel axis ( 11 ).

7. The head piece according to claim 6 ,

characterized in that

the third swivel joint ( 10 ) is arranged upstream of the first swivel joint ( 04 ) in the direction of flow during refueling.

8. The head piece according to claim 1 ,

characterized in that

a balancing arrangement ( 23 ) is provided on the head piece ( 01 ), with which at least one pipe segment ( 06 , 12 , 15 , 18 , 21 ) and/or at least one swivel joint ( 07 , 13 , 16 , 19 ) and/or the refueling coupling ( 03 ) is held in equilibrium.

9. The head piece according to claim 8 ,

characterized in that

the balancing arrangement ( 23 ) keeps at least the first rigid pipe segment ( 06 ) in equilibrium.

10. The head piece according to claim 9 ,

characterized in that

the balancing arrangement ( 23 ) braces the first rigid pipe segment ( 06 ) against the second rigid pipe ( 09 ).

11. The head piece according to claim 8 ,

characterized in that

the balancing arrangement ( 23 ) includes a pre-tensioned spring assembly ( 24 ).

12. The head piece according to claim 11 ,

characterized in that

the pre-tensioning of the spring assembly ( 24 ) is adjustable.

13. A head piece ( 01 ) for movable or fixed-position fuelling systems ( 02 ) having a coupling member for connection to a tank ( 03 ), wherein a plurality of rigid pipe segments including a first rigid pipe segment ( 06 ), a second rigid pipe segment ( 09 ), a third rigid pipe segment ( 12 ), a fourth rigid pipe segment ( 15 ), a fifth rigid pipe segment ( 18 ), a sixth rigid pipe segment ( 21 ) and a seventh rigid pipe segment ( 22 ) are provided to assure the flow of fuel, and wherein the plurality of rigid pipe segments ( 06 , 09 , 12 , 15 , 18 , 21 , 22 ) are attached to a plurality of swivel joints including a first swivel joint ( 04 ), a second swivel joint ( 07 ), a third swivel joint ( 10 ), a fourth swivel joint ( 13 ), a fifth swivel joint ( 16 ) and a sixth swivel joint ( 19 ) for adjustable spatial arrangement of the refueling coupling, and wherein at least a first swivel joint ( 04 ) can be swiveled about a horizontal swivel axis ( 05 ) for adjusting the height of the refueling coupling,

characterized in that

the first swivel joint ( 04 ) is attached to a directly adjacent second swivel joint ( 07 ) by a first rigid pipe segment ( 06 ), the second swivel joint ( 07 ) also being capable of swiveling about a horizontal swivel axis ( 08 );

the second swivel joint ( 07 ) is attached to a directly adjacent fourth swivel joint ( 13 ) via a third rigid pipe segment ( 12 ), the fourth swivel joint ( 13 ) being capable of swiveling about a vertical swivel axis ( 14 );

the fourth swivel joint ( 13 ) is attached to an immediately adjacent fifth swivel joint ( 16 ) by a fourth rigid pipe segment ( 15 ), wherein the fifth swivel joint ( 16 ) is capable of swiveling about a horizontal swivel axis ( 17 );

the fifth swivel joint ( 16 ) is attached to an immediately adjacent sixth swivel joint ( 19 ) by a fifth rigid pipe segment ( 18 ), wherein the sixth swivel joint ( 19 ) is capable of swiveling about a swivel axis ( 20 ) that is offset by 90° relative to the horizontal swivel axis ( 17 ) of the fifth swivel joint ( 16 ); and

a parallel lever drive ( 25 ) on the head piece ( 01 ), with which the vertical alignment of the vertical swivel axis ( 14 ) of the fourth swivel joint ( 13 ) is maintained when the first rigid pipe segment ( 06 ) is swiveled about the horizontal swivel axis ( 05 ) of the first swivel joint ( 04 ).

14. The head piece according to claim 13 ,

characterized in that

the parallel lever drive ( 25 ) is formed by the first rigid pipe segment ( 06 ), the second rigid pipe segment ( 09 ), the third rigid pipe segment ( 12 ), and two linkage levers ( 26 , 27 ), wherein the first linkage lever ( 26 ) is immovably affixed in a vertical position to the second rigid pipe segment ( 09 ) and the parallel lever drive ( 25 ) is aligned parallel to the first rigid pipe segment ( 06 ), and the second linkage lever ( 27 ) is attached in articulated manner to the third rigid pipe segment ( 12 ), and wherein the second linkage lever ( 27 ) is attached in articulated manner to the first linkage lever ( 26 ).