초록 ▼

A helicopter dolly includes a platform defining a helicopter landing area, a plurality of rollers connected to the platform such that a vertical clearance is defined between the platform and the ground and a plurality of safety panels movably connected to edges of the platform so as to be movable re

A helicopter dolly includes a platform defining a helicopter landing area, a plurality of rollers connected to the platform such that a vertical clearance is defined between the platform and the ground and a plurality of safety panels movably connected to edges of the platform so as to be movable relative thereto between raised and lowered positions. The safety panels cover the vertical clearance in the lowered position. A method of using a helicopter dolly includes arranging a helicopter dolly for a helicopter landing, moving a plurality of safety panels and a plurality of corner members to cover a vertical clearance defined between a platform and the ground and moving the plurality of safety panels and the plurality of corner members to uncover the vertical clearance after the helicopter landing.

대표청구항 ▼

1. A helicopter dolly for a manned helicopter comprising: a platform defining a helicopter landing area;a plurality of rollers connected to the platform such that a vertical clearance is defined between the platform and the ground;a plurality of safety panels movably connected to edges of the platfo

1. A helicopter dolly for a manned helicopter comprising: a platform defining a helicopter landing area;a plurality of rollers connected to the platform such that a vertical clearance is defined between the platform and the ground;a plurality of safety panels movably connected to edges of the platform so as to be movable relative thereto between raised and lowered positions; andwherein the plurality of safety panels completely cover the vertical clearance in the lowered position. 2. The helicopter dolly of claim 1, wherein the plurality of rollers are mounted across front and rear portions of the bottom of the platform. 3. The helicopter dolly of claim 2, wherein the plurality of rollers are also mounted across a middle portion of the bottom of the platform. 4. The helicopter dolly of claim 2, wherein at least one of said rollers is equipped with a locking mechanism to prevent rotation thereof. 5. The helicopter dolly of claim 1, wherein, in the raised position, the plurality of safety panels are folded to lay over the top of the platform. 6. The helicopter dolly of claim 5, wherein, in the raised position, ends of a first portion of the plurality of panels overlie ends of a second portion of the plurality of panels. 7. The helicopter dolly of claim 1, wherein, in the raised position, the plurality of safety panels are slid under the platform. 8. The helicopter dolly of claim 1, wherein the plurality of safety panels are hingedly connected to edges of the platform so as to be movable relative thereto between the raised and lowered positions. 9. The helicopter dolly of claim 1, wherein the platform includes front, rear and side edges and the safety panels correspond to respective edges. 10. The helicopter dolly of claim 9, wherein each of the plurality of safety panels has a length equal to a length of its respective platform edge. 11. The helicopter dolly of claim 1, wherein each of the plurality of safety panels has a width greater than the vertical clearance, such that each of the plurality of safety panels slopes outwardly from the platform when in the lowered position. 12. The helicopter dolly of claim 11, further comprising a plurality of corner members wherein the plurality of corner members extend between adjacent ends of each of the plurality of safety panels. 13. The helicopter dolly of claim 12, wherein each of the plurality of corner members is detachable. 14. The helicopter dolly of claim 12, wherein the plurality of corner members are ballistic nylon. 15. The helicopter dolly of claim 1, wherein the helicopter dolly further includes at least one tow bar connection point connected to the platform. 16. The helicopter dolly of claim 1, wherein the platform and the plurality of safety panels are metal. 17. A method of using a helicopter dolly, the method comprising: arranging a helicopter dolly for a helicopter landing; andmoving a plurality of safety panels and a plurality of corner members to cover a vertical clearance between the helicopter dolly and the ground. 18. The method of claim 17, further comprising moving the plurality of safety panels and the plurality of corner members to uncover the vertical clearance after the helicopter landing. 19. The method of claim 17, further comprising moving the helicopter dolly to reposition the helicopter. 20. The method of claim 19, wherein moving the helicopter dolly to reposition the helicopter includes connecting a tow bar to at least one tow bar connection point and moving the helicopter dolly around with a tractor.