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US 12,678,848 B2Granted
Hydraulic conduit bender
AssigneeSouthwire Company
InventorsRandall McNurlin, Travis Nelson, David Bardin
Life of this patent
Estimating the term…
Abstract
A hydraulic conduit bender may be provided. The hydraulic conduit bender may comprise a mast and a main bending cylinder. The mast may be disposed in a working position. The main bending cylinder may be disposed in the mast. The main bending cylinder may be operative to accept, on a throw extending from the main bending cylinder when the mast is in the working position, different sizes of a plurality of bending shoes without having to adjust a position of the main bending cylinder within the mast.
Claims17
An apparatus comprising:
- a mast rotatable about a pivot point between a stored position and a working position;
- a main bending cylinder disposed in the mast;
- a throw powered to move the throw in both a direction out of the main bending cylinder and a direction into the main bending cylinder;
- a plurality of follow bars;
- and
- a plurality of bending shoes corresponding to each of the plurality of follow bars;
- wherein the main bending cylinder is operative to accept, on the throw extending from the main bending cylinder when the mast is in the working position, each of the plurality of bending shoes without having to adjust a position of the main bending cylinder within the mast.
4 more elements
A method comprising:
- using a mast elevation cylinder to rotate a mast of an apparatus about a pivot point from a stored position to a working position;
- attaching one of a plurality of bending shoes to a throw extending from a main bending cylinder, without having to adjust a position of the main bending cylinder within the mast;
- placing one of a plurality of follow bars on the apparatus;
- placing a conduit on the follow bar;
- attaching a one of a plurality of hooks to the one of the plurality of bending shoes wherein an assist pin is disposed in the one of a plurality of hooks and is operative to hold the one of a plurality of hooks on the conduit;
- and
- operating the main bending cylinder to bend the conduit.
4 more elements
Dependencies are inferred from the claim text.