| 摘要 |
1,159,834. Bolt fastenings. BLOXWICH LOCK & STAMPING CO. Ltd. 29 Jan., 1968 No. 6201/67. Headings E2A and E2B. A door fastening mechanism for a door of a vehicle or of a container for the carriage of goods comprises an operating bar adapted to be mounted in bearings on the door for angular movement about its axis carries at one or each end a fastening .member for co-operation with a keeper adapted to be mounted on the door frame to which the door is hinged at one vertical edge, the bar being movable angularly by a handle which can be positively locked in a position corresponding to the full engagement of the fastening member or each fastening member with its keeper the or each fastening member being forked and extending radially in one direction from the bar and .adapted, when the bar is moved angularly into the fastening position, to engage under a headed member 11 extending forwardly from and integral with a mounting plate portion 10 of the keeper, and a boss 23 extending radially from the bar in the opposite direction and adapted to enter simultaneously into a complementary recess 16 in a forward projection 12 from the mounting plate portion spaced from the headed member. In the construction .shown the fastening member comprises two fingers 25, 26, the adjacent faces 27 of which diverge outwardly at the same angle as the sides of a wedge shaped stem 13 of the headed member; the under faces of lugs 14 which form the head of the headed member are curved to enable the fingers to enter under the lugs when the bar is angularly moved into the fastening position. The recess 16 and the boss are wedge shaped. |
