发明名称 Flexible shock absorbing pipe
摘要 A novel and improved smoking pipe having a bowl for receiving tobacco, an extension extending from the base of the bowl, and a mouthpiece through which smoke may be drawn being carried by said extension; the improvement wherein said pipe has a flexible, shock-absorbing stem system comprising a cylinder within said extension, a piston connecting said stem to said extension, one end of said piston being received and reciprocatable from forward to rearward position within said cylinder and the other end forming a socket joint with said stem, a spring around said piston which normally biases the stem and piston to the rearward position within said piston, said stem being rotatable around said joint and said stem being advanceable toward said bowl when a force sufficient to overcome said spring bias is applied to said stem.
申请公布号 US4026019(A) 申请公布日期 1977.05.31
申请号 US19730393046 申请日期 1973.08.30
申请人 SCHIFFMAN, BYRON 发明人 SCHIFFMAN, BYRON
分类号 A24F7/02;(IPC1-7):A24F5/00 主分类号 A24F7/02
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