Apparatus for Lifing and Lowering Manhole Covers
OwnerPaul DENIKENinventor
Life of this patent
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Abstract
An apparatus for lifting and lowering manhole covers is shown and described. The apparatus for lifting and lowering manhole covers includes a main beam secured to a vehicle connection support. A winch is secured along the main beam. The winch is configured to secure to a manhole cover. A support leg secured to the main beam such that the winch is positioned between the vehicle connection support and the support leg.
Claims20
1) A method for removing a heavy object, the method including the steps of:
- connecting a main support beam to a vehicle connection support;
- connecting to a support leg to an end of the main support beam opposite the vehicle connection support;
- securing a winch secured along the main support beam;
- rotating the main support beam such that the winch is above the heavy object;
- engaging the heavy object via an engagement device connected to a connection unit that is connected to the winch;
- and
- raising the heavy object by cranking the winch to raise the heavy object.
10) A method for lifting a manhole cover, the method including the steps of:
- connecting a main support beam to a vehicle connection support;
- connecting to a support leg to an end of the main support beam opposite the vehicle connection support;
- securing a winch secured along the main support beam;
- rotating the main support beam such that winch is above the manhole cover;
- engaging the manhole via an engagement device connected to a connection unit that is connected to the winch;
- and
- raising the manhole by cranking the winch to raise the manhole cover.
18) The method of claim 18, wherein the winch is connected to at least one aperture in the main support beam by a pin.
Dependencies are inferred from the claim text.