发明名称 FLOW-THROUGH TELESCOPING POLE
摘要 <p>A flow-through telescoping pole apparatus is provided for use in dispensing fluid from a suitable fluid source, such as a common garden hose. The apparatus includes an elongated hollow outer pole (10) and an inner pole (12) received in the outer pole (10) for axial telescoping movement. A seal (26) is provided in the space between the inner (12) and outer poles (10) to prevent leakage of the fluid between the poles (10, 12). A locking assembly (68) is also provided, and permits the inner pole (12) to be locked against axial movement relative to the outer pole (10).</p>
申请公布号 WO1995002140(A1) 申请公布日期 1995.01.19
申请号 US1993011689 申请日期 1993.12.02
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