초록 ▼

An apparatus includes a first strap including an upper end and a lower end. A second strap is disposed adjacent to the first strap and includes an upper end and a lower end. The upper and lower ends of the second strap correspond in position with respect to the upper and lower ends of the first stra

An apparatus includes a first strap including an upper end and a lower end. A second strap is disposed adjacent to the first strap and includes an upper end and a lower end. The upper and lower ends of the second strap correspond in position with respect to the upper and lower ends of the first strap. A base portion connects the first and second straps between the respective lower ends of the first and second straps. A height adjustment system includes at least one bar disposed adjacent to at least one of the first and second straps, and a lift assist component that engages with the bar. In an orientation where the first and second straps extend vertically with respect to a horizontal plane, a distance between the horizontal plane and the respective upper ends of the first and second straps is adjustable via engagement between the lift assist component and the bar.

대표청구항 ▼

1. An apparatus, comprising: a first strap including an upper end and a lower end;a second strap disposed adjacent the first strap and including an upper end and a lower end, the upper and lower ends of the second strap corresponding in position with respect to the upper and lower ends of the first

1. An apparatus, comprising: a first strap including an upper end and a lower end;a second strap disposed adjacent the first strap and including an upper end and a lower end, the upper and lower ends of the second strap corresponding in position with respect to the upper and lower ends of the first strap;a base portion connecting the first and second straps between the respective lower ends of the first and second straps;a height adjustment system including at least one bar disposed so as to extend through the base portion into a space between the first and second straps, anda lift assist component that engages with the bar such that, in an orientation where the first and second straps extend vertically with respect to a horizontal plane, a distance between the horizontal plane and the respective upper ends of the first and second straps is adjustable via engagement between the lift assist component and the bar; anda connection member connecting the first strap and the second strap and spaced apart from the base portion so as to be between the respective upper ends and lower ends of the first strap and the second strap, the connection member being a support column rest,wherein the first strap and the second strap include through holes extending through the respective upper ends of the first strap and the second strap above the connection member. 2. The apparatus according to claim 1, wherein the base portion includes a hole, a first end of the bar extending through the hole on a first side of the base portion that faces toward the space between the first strap and the second strap, and a second end of the bar extending through the hole on a second side of the base portion that faces opposite the first side of the base portion, and wherein the height adjustment system further includes a ground plate attached to the second end of the bar, the ground plate extending in a plane transverse to a direction of extension of the bar. 3. The apparatus according to claim 1, wherein the bar is a threaded rod, and the lift assist component is a threaded surface correspondingly shaped to thread the rod therein, wherein the base portion includes a hole, the threaded surface being in or adjacent to the hole so that the rod extends through the hole, andwherein the distance between the horizontal plane and the respective upper ends of the first and second straps is adjustable via rotational engagement between the threaded surface and the rod. 4. The apparatus according to claim 3, wherein the base portion includes a plate, on opposite sides of which the respective lower ends of the first and second straps are attached, and wherein the hole extends through the plate in a direction orthogonal to a plane of extension in which the plate extends. 5. The apparatus according to claim 3, wherein the base portion includes a parallelepiped, on opposite sides of which the respective lower ends of the first and second straps are attached, and wherein the hole extends through the parallelepiped in a same direction as a direction of elongation of the first and second straps. 6. The apparatus according to claim 3, wherein the rotational engagement is achieved via rotation of the upper ends of the first and second straps about an axis of the rod. 7. The apparatus according to claim 1, wherein the through holes are configured to permit attachment of a structural support column between the first and second straps via hardware in the plurality of through holes. 8. An apparatus, comprising: a pair of straps facing each other;one or more connection members disposed between the straps and anchoring the straps at a fixed distance from each other to accommodate a structural support column therebetween, the one or more connection members including a support column rest and a base portion; anda height adjustment system including at least one bar disposed so as to extend through the base portion into a space between the straps and between the support column rest and the base portion, anda lift assist component that engages with the bar such that, in an orientation where the straps extend vertically with respect to a horizontal plane, a distance between the horizontal plane and a top of the support column rest is adjustable via engagement between the lift assist component and the bar,wherein the pair of straps include through holes extending through respective upper ends thereof at a position above the support column rest and on an end opposite the base portion, andwherein the support column rest is spaced apart from the base portion by the space between the straps into which the at least one bar extends. 9. The apparatus according to claim 8, wherein the bar is a threaded rod, and wherein the distance between the horizontal plane and the top of the support column rest is adjustable via rotation of upper portions of the straps about an axis of the rod. 10. The apparatus according to claim 8, wherein the one or more connection members further includes a stiffener plate, which connects the straps between the support column rest and lower portions of the straps, such that a space exists between the stiffener plate and the support column rest. 11. The apparatus according to claim 10, wherein the space is a first space, and wherein the base portion connects the straps at a bottom end of the lower portions thereof, such that a second space exists between the stiffener plate and the base portion. 12. The apparatus according to claim 8, wherein the base portion includes at least one stabilizing projection for piercing a ground surface, the stabilizing projection extending in a direction transverse to a direction of extension of the base portion between the straps and extends away from the straps. 13. The apparatus according to claim 12, wherein the support column rest is adjustable via rotation of upper portions of the straps about an axis of the bar, and wherein the at least one stabilizing projection extends transversely to a horizontal plane, andtoward a lateral direction that is opposite a tangential direction of the rotation used to raise a height of the apparatus. 14. The apparatus according to claim 8, wherein the base portion includes a hole through which the bar extends, wherein the bar is a threaded rod, a first end of the rod extending through a first side of the base portion that faces toward the space between the straps, and a second end of the rod extending through a second side of the base portion that faces opposite the first side of the base portion, andwherein the height adjustment system further includes a ground plate attached to the second end of the rod, the ground plate extending in a plane transverse to a direction of extension of the rod. 15. The apparatus according to claim 14, wherein a width of the ground plate is wider than a corresponding width of the base portion so as to provide stability and help prevent the apparatus from tipping during a height adjustment. 16. The apparatus according to claim 14, wherein the ground plate includes at least one stabilizing projection for piercing a ground surface, the stabilizing projection extending in a direction transverse to a direction of extension of the ground plate and extends away from the ground plate. 17. The apparatus according to claim 8, wherein the at least one bar includes a plurality of holes extending through the bar in a direction transverse to a direction of extension of the bar, and wherein the lift assist component is a pin that is correspondingly sized for insertion into the plurality of holes, such that the engagement between the lift assist component with the bar to make a height adjustment includes inserting the pin into a hole on the bar beneath the base portion after raising the straps of the apparatus to a desired height so that the base portion rests on a portion of the pin and is prevented from lowering against the bar. 18. The apparatus according to claim 8, wherein the at least one bar includes a plurality of holes extending through the bar in a direction transverse to a direction of extension of the bar, and wherein the lift assist component is a pin that is correspondingly sized for insertion into the plurality of holes, such that the engagement between the lift assist component with the bar to make a height adjustment includes inserting the pin into a hole on the bar beneath a pin rest bracket, which retains the bar against a side of one of the pair of straps, after raising the straps of the apparatus to a desired height so that the pin rest bracket rests on a portion of the pin and is prevented from lowering against the bar. 19. The apparatus according to claim 8, wherein the base portion includes a hole through which the bar extends, and wherein the lift assist component includes a compression sleeve disposed in or adjacent to the hole in the base portion so that the bar passes through the base portion under a force sufficient to overcome resistance created by the compression sleeve. 20. The apparatus according to claim 8, wherein the base portion includes a hole through which the bar extends, and wherein the lift assist component includes a set screw such that the engagement between the lift assist component with the bar to make a height adjustment includes tightening the set screw into the bar beneath a base portion, which is a connection member, after raising the straps of the apparatus to a desired height so that the base portion rests on a portion of the set screw and is prevented from lowering against the bar. 21. The apparatus according to claim 8, wherein the base portion includes a hole through which the bar extends, the bar having a plurality of notches disposed on an outside surface thereof, and wherein the base portion further includes one or more spring-loaded, hinged wedge members, which open downwardly toward a ground surface and are hinged so as to close against a side of the bar and engage the notches under a force of a weight of the apparatus, whereby engagement between the lift assist component and the bar to make a height adjustment is achieved by allowing the wedge members to flex downwardly to raise the straps, while locking the wedge members in place against the bar which prevents the wedge members from flexing upwardly and prevents downward movement of the straps.