초록

A rotating joint for establishing supply and return fluid flow connections between stationary piping and a rotating drum and syphon pipe and in which separate bearings and seals are provided for a drum shaft and a syphon pipe.

대표청구항 ▼

A rotating joint for establishing supply and return fluid flow connections between stationary piping and a rotating drum and syphon pipe, said joint comprising: hollow shaft means for coupling and rotation with said drum and for encircling said syphon pipe, stationary housing means for enclosing one

A rotating joint for establishing supply and return fluid flow connections between stationary piping and a rotating drum and syphon pipe, said joint comprising: hollow shaft means for coupling and rotation with said drum and for encircling said syphon pipe, stationary housing means for enclosing one end of said shaft means and one end of said syphon pipe and comprising an elongated housing body, shaft bearing and seal means mounted within said housing means for accommodating rotation of said shaft means relative to said housing means while sealing against fluid leakage about said shaft means, syphon pipe bearing and seal means mounted within said housing means in spaced relation to said shaft bearing and seal means for mounting said syphon pipe for rotation relative to said housing means while sealing against fluid leakage about said syphon pipe, shaft end flange means for closing one end of said body and for encircling said shaft means and said syphon pipe therewithin, syphon end flange means disposed within said housing body for closing the other end of said body, and said shaft bearing and seal means comprising a seal element abutting said shaft end flange means and spring means for biasing said seal means toward sealing engagement and abutting said syphon end flange means.