ARTICULATED JOINT
1,210,109. Bolting. PODMOSKOVNY GOSUDARSTVENNY PROEKTNO - KONSTRUKTORSKY I EXPERIMENTALNY INSTITUT GORNOGO MASHINOSTROENIA MOSBASSGIPROGORMASH. 27 Nov., 1968, No. 56231/68. Heading F2H. [Also in Division B8] A threaded coupling for sections of a mine face conveyer (see Division B8) comprises a membe...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | 1,210,109. Bolting. PODMOSKOVNY GOSUDARSTVENNY PROEKTNO - KONSTRUKTORSKY I EXPERIMENTALNY INSTITUT GORNOGO MASHINOSTROENIA MOSBASSGIPROGORMASH. 27 Nov., 1968, No. 56231/68. Heading F2H. [Also in Division B8] A threaded coupling for sections of a mine face conveyer (see Division B8) comprises a member 2 retained in one section by a boss 6 and a member 3 having a partially spherical head 10 which seats in a washer 9 freely fitted to the shank of the member to bear against the other section. The clearance 12 between the coupling and the said other section and the spherical surfaces 13, 14 enable the coupling to accommodate relative movement between the conveyer sections and furthermore ensures that the members are subjected only to tensile stresses. The minimum diameter of the member 3 is designed to withstand normal working loads but to break under overload and thereby protect other parts of the coupling and the conveyer. A tie bar (not shown) may be inserted in a hole 8 and a spanner &c. engaged with a shaped boss 11 for the assembly &c. of the coupling. |
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