Patent ID: 7128102
Filing Date: 2006-10-31
Classification: B67D,F16L,Y10T

Abstract:
1. A drop tube segment adapted for use with a liquid reservoir, the drop tube segment comprising: a) a conduit including a first end portion and a second end portion; b) a valve assembly including: c) a fastening section located at the second end portion of the conduit for fluid tight fastening with an end portion of another drop tube segment, the fastening section comprising a sealing surface and a threaded portion adapted for threaded engagement with a threaded portion of another drop tube segment; and d) a resilient sealing member engaging the sealing surface of the fastening section, wherein the resilient sealing member is configured not to be axially compressed between the sealing surface of the fastening section and a sealing surface of another drop tube segment engaging the resilient sealing member.