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US 5,207,550 AGranted
Drum handler
AssigneeValley Craft
InventorMarcus S. Lehman
Life of this patent
Estimating the term…
Abstract
A drum handler is provided for manipulating drums of known dimensions. The handler includes a frame and carriage attached to the frame to move along a vertical line of travel. A lift drive is provided for moving the carriage along the line of travel. A drum engagement is carried on the carriage for movement therewith. The drum engagement member includes mechanism for gripping a drum. A rotary drive is provided for rotating the gripping member about a generally horizontal axis.
Claims5
A drum handler for manipulating drums, said handler comprising:
- a manually engagable frame member (18) having roller means for said frame to be manually moved about a surface and having manually engagable handles for an operator to engage and urge said member about said surface;
- a carriage (48);
- attachment means for attaching said carriage to said frame for said carriage to move along a vertical line of travel;
- lift drive means connected to said frame for moving said carriage along said line of travel;
- a source (44) of pressurized hydraulic fluid including a first hydraulic motor, said source (44) connected to said frame member (18), for movement therewith, electrical power means carried on said frame for powering said first hydraulic motor;
- said electrical power means including electrical power storage means and means for releasably connecting said storage means to an external power source to recharge said storage means;
- a modular drum engagement member (54) releasably connected to said carriage (48), said drum engagement member including gripping means for gripping a drum;
- said drum engagement member (54) including hydraulic actuator means carried on said drum engagement member (54) to rotate said gripping means about a generally horizontal axis, said rotary actuator means including a second hydraulic motor (60) connected to said drum engagement member (54) and removable from said carriage (48) with said drum engagement member;
- hydraulic fluid coupling means (66) for releasably connecting said second hydraulic motor (60) to said source (44) of pressurized hydraulic fluid throughout movement of said carriage through said line of travel.
6 more elements
Dependencies are inferred from the claim text.