Case suspension welding position device of EGR valve
The utility model relates to a case suspension welding position device of EGR valve belongs to engine EGR valve production facility, and the valve body has the welding through -hole in the middle of placing the seat, and the hole cooperation of lower extreme external diameter with the valve body of...
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| creator | ZENG FANBING |
| description | The utility model relates to a case suspension welding position device of EGR valve belongs to engine EGR valve production facility, and the valve body has the welding through -hole in the middle of placing the seat, and the hole cooperation of lower extreme external diameter with the valve body of seat is placed to the valve body, and a lower extreme is placed to the valve body has the ring channel, and the piston ring is installed to the inslot, and the piston ring has O type sealing washer with the lateral wall in groove, piston ring and air inlet intercommunication, and the lower extreme of piston ring has return spring, the movable tight piece that expands is located between the downthehole wall of the piston ring outside and valve body, and the inner wall direction motion of the bloated tight piece of drive activity to the valve body hole is aerifyd to the piston ring, return spring fixes on the seat is placed to the valve body through fixation nut, and the case is installed and is placed between the lo |
| format | Patent |
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| language | chi ; eng |
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| subjects | CLADDING OR PLATING BY SOLDERING OR WELDING CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR PERFORMING OPERATIONS SOLDERING OR UNSOLDERING TRANSPORTING WELDING WORKING BY LASER BEAM |
| title | Case suspension welding position device of EGR valve |
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