Patent ID: 9033313
Filing Date: 2015-05-19
Classification: B62B,B66F

Abstract:
1. A manually operated jack for lifting and transporting file cabinets which have a bottom, top and four vertical sides, the jack comprising a frame to which are attached steerable wheels with a turning handle for turning the wheels to direct the direction of the jack during movement, with the jack being movable manually, with the jack having front, top and bottom sections, at least one liftable plate attached to the frame of the jack in the bottom section with the wheels, said liftable plate supporting an adjustable lifting assembly with at least one lifting plate on the front bottom section of the jack for insertion under the bottom of the cabinet on the side of the cabinet nearest the front of the jack, with the jack having an extendable hook assembly with a hook plate attached at the top front section of the jack, which the extendable hook assembly is extendable over the top of the cabinet so that the hook plate is adjusted to contact and fit snuggly near the top of the cabinet on side of the cabinet farthest from the front of the jack to hold the cabinet secure during lifting and transport, said extendable hook assembly being adjustable for cabinets of different dimension and having means to tighten and loosen the extendable hook assembly from the cabinet, said jack having manual means to raise and lower the wheels supporting the liftable plate of the jack which in turn raises or lowers the lifting plates of the lifting assembly, said jack having a suitable weight to counterbalance the weight of the cabinet during lifting and transport, wherein the manual means to raise and lower the wheels is a manual handle that utilizes the leverage of the turning handle and connected tube to lower the wheels supporting the liftable plate of the jack down by small increments which in turns lifts the lifting plates of the lifting assembly.