| 摘要 |
1,242,817. Mechanical interrupters. ROBERT BOSCH G.m.b.H. 5 May, 1970 [6 May, 1969], No. 21470/70. Heading H1N. A contact-breaker arm for an ignition system of an internal combustion engine has a moving contact 12 and a plastics cam follower 15 having a pocket 18 for containing grease for lubricating the cam 17. As shown, three pockets 18 are provided. In two other embodiments, Figs. 2, 3 (not shown) and Figs. 4, 5 (not shown) the grease pockets are of different shapes. |
