US 11,731,862 B2
Combination crane and methods of use
John Alan Bjorback, Sioux Falls, SD (US)
Assigned to Kraniac, Inc., Sioux Falls, SD (US)
Filed by John Alan Bjorback, Sioux Falls, SD (US)
Filed on Nov. 12, 2021, as Appl. No. 17/525,783.
Application 17/525,783 is a continuation in part of application No. 17/182,923, filed on Feb. 23, 2021, granted, now 11,174,135.
Claims priority of provisional application 63/105,188, filed on Oct. 23, 2020.
Prior Publication US 2022/0127117 A1, Apr. 28, 2022
Int. Cl. B66C 17/00 (2006.01); B66C 17/04 (2006.01); B66C 23/28 (2006.01)
CPC B66C 17/04 (2013.01) [B66C 23/28 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A crane, comprising:
a mast extending along a vertical direction, the mast comprising a base end and a top end located opposite the base end;
at least one support beam, the at least one support beam fixedly coupled to the mast adjacent the top end of the mast, wherein the at least one support beam comprises a first support beam extending along a first direction, a second support beam extending along a second direction, and a third support beam extending along a third direction;
a first runway beam extending along a horizontal direction perpendicular to the vertical direction, the first runway beam defining a first end and a second end whereby the first end is located to adjacent the mast, the first runway beam fixedly coupled to the at least one support beam, and a second runway beam extending along the horizontal direction, the second runway beam spaced from the first runway beam, and the second runway beam fixedly coupled to the at least one support beam;
a bridge movably coupled to the first runway beam and the second runway beam, the bridge arranged and configured to move between a first location and a second location of the first runway beam and the second runway beam;
a trolley movably coupled to the bridge, wherein the trolley is arranged and configured to move between a first location and a second location of the bridge; and
a hoist coupled to the trolley, the hoist configured to lift and lower an object with respect to the trolley,
wherein the horizontal direction defines a first horizontal direction, wherein the bridge extends along a second horizontal direction perpendicular to the first horizontal direction and the vertical direction, and
wherein the first support beam comprises a first end fixedly coupled to the mast and a second end fixedly coupled to the first runway beam, and wherein the second support beam and the third support beam each comprise a first end fixedly coupled to the mast and a second end fixedly coupled to the second runway beam.