1.COLLECTOR 2.STATIC "O" RING 3.STATIC BASE "O" RING 4.STATIC RING BASE 5.MOVABLE RING COMPONENTS 6.SEALED TANK BODY 7.SPRING BASE 8.TRANSMIT SCREW 9.OIL SEAL BASE 10.OIL SEAL BASE "O" RING 11.BEARING 12.SCREW BOLT 13.POSITION BOARD 14.CLAMP RING COMPONENTS 15.TIGHTING-FITTING SCREW 16.AXILA SLEEVE 17.OIL SEAL 18.TANK COVER 19.OIL SEAL 20.SMALL SPRING 21.MOVABLE "O" RING 22.SHAFT JACKET "O" RING 23.TANK BODY "O" RING 24.PRESSING RING 25.STATIC RING