Portable Hoisting Apparatus
A portable hoisting apparatus is disclosed which, in general, includes a base, multiple legs, and a winch. The legs pivotally connect to the base. The winch includes a drum, a cable, a motor, and a battery. The cable is windably connected to the drum. The motor is coupled to a gear that rotates the drum. The battery is electrically connected to the motor. The battery is located within a battery holder. The battery holder is positioned intermediate the motor and a controller inside the drum.
1 . A portable hoisting apparatus comprising:
a base;
multiple legs pivotally connected to the base;
a winch comprising a drum, a cable windably connected to the drum, a motor coupled to a gear assembly that rotates the drum, and a battery electrically connected to the motor located within a battery holder; and
wherein the battery holder is positioned intermediate the motor and a controller inside the drum.
2 . The portable hoisting apparatus of claim 1 , wherein the cable comprises a load supporting connector.
3 . The portable hoisting apparatus of claim 2 , wherein the load supporting connector is a hook.
4 . The portable hoisting apparatus of claim 2 , wherein the load supporting connector is a chain.
5 . The portable hoisting apparatus of claim 2 , wherein the load supporting connector is a rope.
6 . The portable hoisting apparatus of claim 2 , wherein the load supporting connector is a truss member.
7 . The portable hoisting apparatus of claim 1 , wherein the legs comprise foldable connecting segments.
8 . The portable hoisting apparatus of claim 7 , wherein the foldable connecting segments further comprise segment locks.
9 . The portable hoisting apparatus of claim 1 , wherein the legs comprise telescoping segments.
10 . The portable hoisting apparatus of claim 9 , wherein the telescoping segments comprise segment locks.
11 . The portable hoisting apparatus of claim 10 , wherein the segment locks are locking pins.
12 . The portable hoisting apparatus of claim 10 , wherein the segment locks comprise collets.
13 . The portable hoisting apparatus of claim 12 , wherein the telescoping segments include collet grooves.
14 . The portable hoisting apparatus of claim 1 , wherein the legs comprise adjustable length segments.
15 . The portable hoisting apparatus of claim 1 , wherein the legs comprise spiked feet.
16 . The portable hoisting apparatus of claim 1 , further comprising a first pulley, wherein the cable feeds through the first pulley.
17 . The portable hoisting apparatus of claim 16 , wherein the first pulley comprises a load supporting connector.
18 . The portable hoisting apparatus of claim 17 , further comprising a second pulley, wherein the second pulley is connected to the base, and wherein the first pulley and the second pulley are connected via the cable.
19 . The portable hoisting apparatus of claim 9 , wherein the each of the legs comprises a hydraulic actuator.
20 . The portable hoisting apparatus of claim 19 , wherein each hydraulic actuator comprises a motor and a battery.