Patent ID: 6550817
Filing Date: 2003-04-22
Classification: F16L

Abstract:
A swivel for mounting between an output end of a hose fitting for a fuel dispensing system, and the input end of a nozzle fitting for a fuel dispensing system, comprising:a midsection having a first extension end and a second extension end, said first and second extension ends being male extending ends; a first ball bearing race having an inner bearing surface and an outer bearing surface, the inner bearing surface being positioned about the first male extension end of the midsection; a hose fitting rotatably connected to the midsection, the hose fitting having a first female open end and a second female open end, the second female open end being positioned about the outer bearing surface of the first ball bearing race; a first O-ring seal positioned on a first side of the first ball bearing race; a second O-ring seal positioned on a second side of the first ball bearing race, said first and second O-ring seals forming a fuel and debris impervious seal between the midsection and the hose fitting, when connected; snap rings provided to either side of the first ball bearing race and cooperating with the first male extension end of the midsection and the second female open end of the hose fitting to provide for engagement between the midsection and the hose fitting when assembled for swivel mounting; a second ball bearing race having an inner bearing surface and an outer bearing surface, the inner bearing surface being positioned about the second male end of the midsection; a nozzle fitting rotatably connected to the midsection, the nozzle fitting having a first female open end and a second male open end, the first female open end being positioned about the outer bearing surface of the second ball bearing race; a third O-ring seal positioned on a first side of the second ball bearing race; and a fourth O-ring seal positioned on a second side of the second ball bearing race, said third and fourth O-ring seals forming a fuel and debris impervious seal between the midsection and the nozzle fitting; another pair of snap rings provided at the sides of the second ball bearing race and cooperating between the first female open end of the nozzle fitting and the first male extension end of the midsection to secure for swivel motion the midsection and the nozzle fitting for swivel movement when assembled.