Patent ID: 7137414

Claim:
A fluid transfer apparatus comprising: a first fluid passage; a second fluid passage spaced from said first fluid passage; a transfer tube communicating fluid between said first fluid passage and said second fluid passage including a seal member comprised of a substantially rigid cylindrical core and an elastomeric tube partially encasing said core and having a first axially extending sealing lip surrounding said first fluid passage, a second axially extending sealing lip surrounding said second fluid passage, a cylindrical wall communicating between said first and second passages, a central member extending through said elastomeric tube comprising a first end engaging in and alignable with said first passage, a second end engaging in and alignable with said second passage, and a body portion connecting said first and second ends; and said first end, said second end, and said body portion having a cross-sectional configuration permitting substantially unrestricted flow between said first and second passages during both longitudinal alignment and longitudinal misalignment of said first and second passages.