Railways – Suspended
Patent
1986-09-25
1988-09-20
Peters, Jr., Joseph F.
Railways
Suspended
1041724, B61B 1000
Patent
active
047716975
ABSTRACT:
A load carrier for the carrier track of a power and free conveyor has load carrying structure comprising a front suspension member pivotally connected to a front trolley and a rear suspension member pivotally connected to a rear trolley, each suspension member having an upper portion extending transversely to one side of the track and a vertical portion extending obliquely downwardly from the upper portion through a vertical plane containing the pivotal connections. A load supporting member connects the lower ends of the suspension members and is positioned so that the center of gravity of the load carrying structure and of a load supported thereby lies in the vertical plane. A drip pan is mountable below the upper portions of the suspension members. Each carrier may include an idler trolley located intermediate the front and rear trolleys, connected to the front trolley by a tow bar, and provided with an actuating cam for operating a driving dog releasing lever on the front trolley of a following carrier for the accumulation of carriers on a portion of the conveyor having parallel tracks for the front and rear carrier trolleys.
REFERENCES:
patent: 3426700 (1969-02-01), Klamp
patent: 3926125 (1975-12-01), Orwin
patent: 4122778 (1978-10-01), Rosa
patent: 4341161 (1982-07-01), Morita et al.
patent: 4389944 (1983-06-01), Linton et al.
patent: 4408540 (1983-10-01), Dehne
patent: 4464998 (1984-08-01), Wakabayashi
Avila Stephen P.
Farley Joseph W.
Jervis B. Webb Company
Peters Jr. Joseph F.
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