| 摘要 |
1,193,906. Releasable fastenings. NORCO Inc. 1 Nov., 1968 [4 April, 1968], No. 51871/ 68. Heading E2A. A quick release coupling comprises in combination, a first elongate body member 10 having a pair of sockets 14, 16 in one side, disposed respectively adjacent and opening into its ends and adapted to receive end fittings 20, which include bulbous enlargements 18 on elongate parts intended to be joined, each of said sockets having an end opening, a pair of slide parts 56, 58 disposed on and cooperable with the body member, one slide part 56 being movable along the member and the other slide part 58 having a driving connection with the member, a second elongate body member 12 disposed alongside and longitudinally slidable on the first member, said second body member having in a side facing said one side of the first member a pair of sockets 22, 24 disposed respectively adjacent and opening into its end's and cooperable respectively with the sockets of the first member for receiving said bulbous enlargements, each of said sockets having an end opening, said slide parts being also disposed on and cooperable with the second body member and holding the members against lateral separation while permitting relative longitudinal movements thereof, the other of said slide parts 58 being movable along the second body member, said one slide part having a driving connection with said second body member whereby relative movement of the slide parts effects relative longitudinal movement of the body members to provide access to the sockets in the sides thereof. In the construction shown the two body members are biassed to the coextensive positions by an extension spring 64, the end portions of which engage respective holes 70, 72 in the body members; each body member has an end flange 60, 62 the flanges providing the driving connections with the slide parts which, as shown, are in the form of collars. In a modification the extension spring is replaced by a compression spring and the flanges 60, 62 are omitted, instead each collar is connected to its respective body member to provide the driving connection by means of a pin. |
