Improvements in adjustable supports for colliery belt conveyors or the like

摘要

712,162. Endless belt conveyers. ETABLISSEMENTS A. COLINET, and HERLAUD, F. A. Nov. 18, 1952, No. 29057/52. Class 78 (1) In an adjustable support for the framework of of a belt conveyer such as is used in a mine, comprising an angle iron part 2 secured to the framework 1 and a part 7 of V-section telescopically received in the part 2 and provided with a ground-engaging shoe B, a lug 3 on the part 2 extending through an aperture 9 in the part 7 is formed with an aperture 4 to receive a key 10 which when wedged irposition between the outer edge of the aperture 4 and the outer face of the part 7, locks the parts 2, 7 relatively to one another. The key is preferably wedge-shaped and is formed with a retaining heel 11 at its thinner end.