Patent ID: 7415990

Claim:
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 ).