作者: Kenneth Lewis Hawksworth
DOI:
关键词: Structural engineering 、 Suction 、 Coaxial 、 Terminal (electronics) 、 Acoustics 、 Relative rotation 、 Tube (fluid conveyance) 、 Materials science
摘要: An automatic pool cleaner accessory is provided comprising a tubular assembly ( 6 ) for connection to, or inclusion in, suction hose 4 ). The includes first and second members 8, 9 generally coaxial with each other freely relatively rotatable about common axis in an inoperative condition of the accessory. Means 16 are inhibiting relative rotation operative applied to interior thereof. preferably used combination connector tube 7 installation assembly, central portion 21 substantially rigid having at one end terminal 22 its extending incline that straight portion, 23 likewise portion. In view taken along diverges from