公开(公告)号：US3605915A

公开(公告)日：1971-09-20

申请号：US3605915D

申请日：1969-04-11

申请人： KOPPERS CO INC

发明人： GATELY THOMAS J ,  QUINTILIAN BARTHOLOMEW F ,  RODGERS CHARLES H

IPC分类号： B03C3/76 ,  B25D9/00

CPC分类号： B03C3/766

摘要： A PNEUMATIC SINGLE-IMPULSE RAPPER FOR ELECTROSTATIC PRECIPITATORS COMPRISING A PISTON MADE FROM DRY-LUBRICATING MATERIAL WITHIN A UNITARY, FLANGE LESS, CYLINDRICAL HOUSING HAVING NO BOLTED CONNECTIONS, WITH THE PISTON BEING RETURNED TO ITS PRE-PULSE POSITION BY A SPRING HAVING REDUCED DIAMETER END COILS, SAID PISTON INCLUDING A SPHERICAL OR ALTERNATE STRIKING SURFACE FOR LOCALIZED IMPACT AGAINST THE END OF THE HOUSING, SAID HOUSING INCLUDING A NON-REMOVABLE CAP AND AN AIR INLET ADAPTED TO SECURE A STRENGTHENED AIR FITTING TO THE HOUSING. A BRAIDED WIRE PROVIDES ELECTRICAL GROUNDING OF THE RAPPER.