| 摘要 |
1531702 Door operating mechanism CATERPILLAR TRACTOR CO 11 May 1977 [18 Oct 1976] 19765/77 Heading E2M In a spring biassed door 16 pivotally supported on pivot pins 34 and 54 in an opening 14 in a compartment of a vehicle, the spring 32 is located on posts 26 and 30, the post 26 being located on a first member 20 extending inwardly of the compartment and secured to the wall of the opening 14. The post 30 is secured to a bracket 28 secured to the door 16 such that the door is spring urged to an open or closed position by the over-centre action of the spring 32 when passing over the pivot pin 34. The door may be locked in its closed position by a padiock 82. |
