| 摘要 |
1503578 Electromagnetic I C engine fuel injectors ROBERT BOSCH GmbH 2 May 1975 [12 Dec 1974] 18334/75 Heading F1B Fuel leakage from the injector is prevented by welded or brazed connections 31, 32 or soft-iron or copper rings between the non-magnetic sleeve 6 and the iron solenoid core 7 and the body portion 8 and by a connection 27 between the body portions 8 and 9 provided by contact of sharp edges 29 with a bent-in body portion 30. The portion 30 may be bent-in by a rolling tool. |
