A zip line includes a substantially rigid track supported above a ground surface by a plurality of supports, a trolley which moves along the track, and a rider support suspended from the trolley. The track is comprised of a plurality of track segments connected together such that adjacent track segm
A zip line includes a substantially rigid track supported above a ground surface by a plurality of supports, a trolley which moves along the track, and a rider support suspended from the trolley. The track is comprised of a plurality of track segments connected together such that adjacent track segments have substantially no freedom of movement relative to each other, and such that adjacent track segments present a substantially smooth, continuous, and uninterrupted surface. The track includes a run and a flange extending upwardly from the run. The trolley comprises a frame having upper wheel mounts to which first and second upper wheels are rotatably mounted. The first upper wheels are oriented such that they engage an upper surface of the track run and the second upper wheels are oriented such that they will engage the track flange upon rotational movement of the trolley relative the track run.
대표청구항▼
1. A zip line comprising: a substantially rigid track supported above a ground surface by a plurality of supports; said track being comprised of a plurality of track segments connected together such that adjacent track segments have substantially no freedom of movement relative to each other, and su
1. A zip line comprising: a substantially rigid track supported above a ground surface by a plurality of supports; said track being comprised of a plurality of track segments connected together such that adjacent track segments have substantially no freedom of movement relative to each other, and such that a junction between adjacent track segments presents a substantially smooth, continuous, and uninterrupted surface; each said track segment comprising a run and a flange extending from an upper portion of said run; anda trolley adapted to move along said track; said trolley comprising a frame having upper wheel mounts and at least one lower wheel mount; each said upper wheel mount including a first wheel surface to which at least one first upper wheel is rotatably mounted and a second wheel surface to which at least one second upper wheel is rotatably mounted; said first wheel surface being oriented such that said first upper wheel engages an upper surface of said track run and said second surface is oriented such that said second upper wheel will engage said track flange upon rotational movement of said trolley relative said track run; said at least one lower wheel mount comprising a lower wheel surface having at least one lower wheel rotatably mounted thereto; said lower wheel having a circumferential surface facing said track run and being slightly spaced from said track run when said first upper wheels are in engagement with said track run; anda rider support suspended from said trolley. 2. The zip line of claim 1 wherein said first wheel surface defines an angle of between about 0° and about 60° relative to a vertical axis of the trolley. 3. The zip line of claim 2 wherein each said upper wheel mount comprises an upper wheel bracket, wherein said first wheel surface is defined by a first upper wheel plate and second wheel surface is defined by a second upper wheel plate. 4. The zip line of claim 3 wherein said second upper wheel plate is substantially perpendicular to a vertical axis of said trolley. 5. The zip line of claim 3 wherein said first upper wheels have generally flat circumferential surfaces, and wherein said first upper wheel plate defines an angle of between about 30° and about 60° relative to a vertical axis of the trolley. 6. The zip line of claim 1 wherein said first upper wheels are generally parallel to said vertical axis of said trolley; said first upper wheels having a peripheral surface which is generally angled relative to the axis of said trolley. 7. The zip line of claim 6 wherein said peripheral surface of said first upper wheels define a concave arch having a curvature which corresponds generally to a curvature of the track run. 8. The zip line of claim 6 wherein said upper wheel mounts are defined by a block. 9. The zip line of claim 1 wherein said at least one lower wheel mount includes first and second lower brackets; said lower wheel surface comprising a lower wheel plate on each of said first and second lower brackets; each said lower wheel having a circumferential surface facing said track run and being slightly spaced from said track run when said first upper wheels are in engagement with said track run. 10. The zip line of claim 1 wherein said lower wheel mount comprises a block. 11. The zip line of claim 1 wherein said lower wheel mount surfaces define an angle of between about 30° and about 60° relative to a vertical axis of the trolley. 12. The zip line of claim 1 wherein said rider support is suspended from said lower wheel mount. 13. The zip line of claim 12 wherein said trolley includes a plate extending between a pair of downwardly extending flanges, and said rider support is suspended from said plate, wherein said plate extends generally perpendicular to the direction of travel of said trolley. 14. A zip line comprising: a substantially rigid track supported above a ground surface by a plurality of supports; said track being comprised of a plurality of track segments connected together such that adjacent track segments have substantially no freedom of movement relative to each other, and such that a junction between adjacent track segments presents a substantially smooth, continuous, and uninterrupted surface; each said track segment comprising a run and a flange extending from an upper portion of said run; anda trolley adapted to move along said track; said trolley comprising a frame having upper wheel mounts and at least one lower wheel mount; each said upper wheel mount including a first wheel surface to which at least one first upper wheel is rotatably mounted and a second wheel surface to which at least one second upper wheel is rotatably mounted; said first wheel surface being oriented such that said first upper wheel engages an upper surface of said track run and said second surface is oriented such that said second upper wheel will engage said track flange upon rotational movement of said trolley relative said track run; said at least one lower wheel mount comprising a lower wheel surface having at least one lower wheel rotatably mounted thereto; said lower wheel having a circumferential surface facing said track run and being slightly spaced from said track run when said first upper wheels are in engagement with said track run; anda rider support suspended from a bar suspended from said trolley; said bar being generally perpendicular to the axis of said trolley and having a length greater than a width of the trolley. 15. The zip line of claim 14 wherein said trolley lower wheel mount includes a pair of flanges extending downwardly from said bracket, and said bar is mounted to extend through said flanges. 16. The zip line of claim 14 wherein said trolley includes a bar connector pivotally connected to said trolley lower wheel mount; said lower wheel mount comprising a downwardly extending flange, and said connector comprises a body which receives said bar and at least one flange extending up from said body, whereby said connector flange and said mount flange are pivotally connected together. 17. The zip line of claim 16 wherein said bar pivots relative to said trolley in a plane generally perpendicular to the direction of travel of said trolley. 18. The Zip line of claim 14 wherein said trolley includes a bar connector mounted between the flanges of said lower wheel mounts; said bar being swingingly suspended from said bar connector. 19. A zip line comprising: a substantially rigid track supported above a ground surface by a plurality of supports; said track being comprised of a plurality of track segments connected together such that adjacent track segments have substantially no freedom of movement relative to each other, and such that a junction between adjacent track segments presents a substantially smooth, continuous, and uninterrupted surface; each said track segment comprising a run and a flange extending from an upper portion of said run; wherein said track segment runs are hollow at least at opposite ends of the track segment run; said connector comprising a body have an outer surface sized and shaped correspondingly to the hollow ends of said track segment runs such that said connector can be snuggly received in said hollow ends of said track segment run; said connector further including a flange extending about said body; said flange having a width approximately equal to the thickness of the hollow ends of said track segment run; whereby, when said track is assembled, end surfaces of said track segment runs substantially abut opposite sides of said connector flange;a trolley adapted to move along said track; said trolley comprising a frame having upper wheel mounts; each said upper wheel mount including a first wheel surface to which at least one first upper wheel is rotatably mounted and a second wheel surface to which at least one second upper wheel is rotatably mounted; said first wheel surface being oriented such that said first upper wheel engages an upper surface of said track run and said second surface is oriented such that said second upper wheel will engage said track flange upon rotational movement of said trolley relative said track run; anda rider support suspended from said trolley. 20. The zip line of claim 1 wherein said track supports comprise a main support member comprising a generally vertical section extending upwardly from the ground and a generally horizontal section connected to said generally vertical section; said track being suspended from said generally vertical section such that said track is below said generally vertical section of said support. 21. The zip line of claim 20 wherein said generally vertical and horizontal sections of said main support are connected by a curved section. 22. The zip line of claim 20 wherein said supports further comprise a second generally vertical leg spaced from said generally vertical section of said main support, said second generally vertical leg extending upwardly from the ground to engage said main support. 23. The zip line of claim 1 wherein said support includes a track mounting bracket and at least selective of said track segments include a track mounting portion; said mounting bracket and track segment mounting portion having holes positioned to be aligned, whereby said track segments are connected to said bracket by means of fasteners. 24. The zip line of claim 1 wherein said track includes a stop at at least one end thereof. 25. The zip line of claim 1 wherein said track segments are formed to be straight, curving left, curving right, curving up or curving down. 26. A trolley adapted to move along a track of a zip line, said trolley comprising a frame which is generally symmetrical about a vertical center plane and a rider support suspended from said trolley; said frame having upper wheel mounts on opposite sides of said center plane and at least one lower wheel mount; each said upper wheel mount including a first wheel surface to which at least one first upper wheel is rotatably mounted and a second wheel surface to which at least one second upper wheel is rotatably mounted; said first wheel surface defining an angle of between about 0° and about 60° relative to said vertical center plane; and said second surface is oriented such that said at least one second upper wheel will rotate in a plane that is generally perpendicular (within about 10°) to said vertical center plane; and,said at least one lower wheel mount comprising a lower wheel surface having at least one lower wheel rotatably mounted thereto; said lower wheel having a circumferential surface facing said track run and being slightly spaced from said track run when said first upper wheels are in engagement with said track run. 27. The trolley of claim 26 wherein each said upper wheel mount comprises an upper wheel bracket, wherein said first wheel surface is defined by a first upper wheel plate and second wheel surface is defined by a second upper wheel plate. 28. The trolley of claim 27 wherein said first upper wheels have generally flat peripheral surfaces which define a cylinder, and wherein said first upper wheel plate defines an angle of between about 30° and about 60° relative to a vertical axis of the trolley. 29. The trolley of claim 26 wherein said first upper wheels are generally parallel to said vertical axis of said trolley; said first upper wheels having a peripheral surface which is generally angled relative to the axis of said trolley. 30. The trolley of claim 29 wherein said peripheral surface of said first upper wheels define a concave arch. 31. The trolley of claim 29 wherein said upper wheel mounts are defined by a block. 32. The trolley of claim 26 wherein said trolley further includes at least one lower wheel mount comprising a lower wheel surface having at least one lower wheel rotatably mounted thereto; said lower wheel having a circumferential surface facing vertical center plane. 33. The trolley of claim 32 wherein said at least one lower wheel mount includes right and left lower brackets; said lower wheel surface comprising a lower wheel plate on each of said left and right brackets; each said lower wheel having a circumferential surface facing vertical center planes. 34. The trolley of claim 32 wherein said lower wheel mount comprises a block. 35. The trolley of claim 32 wherein said lower wheel mount surfaces define an angle of between about 30° and about 60° relative to said vertical center plane. 36. The trolley of claim 32 wherein said rider support is suspended from said lower wheel mount. 37. The trolley of claim 36 wherein said trolley includes a plate extending between a pair of downwardly extending flanges, and said rider support is suspended from said plate, wherein said plate extends generally perpendicular to the direction of travel of said trolley. 38. A trolley adapted to move along a track of a zip line, said trolley comprising: a frame which is generally symmetrical about a vertical center plane;upper wheel mounts on said frame on opposite sides of said center plane; each said upper wheel mount including a first wheel surface to which at least one first upper wheel is rotatably mounted and a second wheel surface to which at least one second upper wheel is rotatably mounted; said first wheel surface defining an angle of between about 0° and about 60° relative to said vertical center plane; and said second surface is oriented such that said at least one second upper wheel will rotate in a plane that is generally perpendicular (within about 10°) to said vertical center plane;at least one lower wheel mount comprising a lower wheel surface having at least one lower wheel rotatably mounted thereto; said lower wheel having a circumferential surface facing vertical center plane; anda rider support suspended from a bar suspended from said trolley; said bar being generally perpendicular to the axis of said trolley and having a length greater than a width of the trolley. 39. The trolley of claim 38 wherein said trolley lower wheel mount includes a pair of flanges extending downwardly from said bracket, and said bar extends through said flanges. 40. The trolley of claim 38 wherein said trolley includes a bar connector pivotally connected to said trolley lower wheel mount; said lower wheel mount comprising a downwardly extending flange, and said connector comprises a body which receives said bar and at least one flange extending up from said body, whereby said connector flange and said mount flange are pivotally connected together. 41. The trolley of claim 38 wherein said bar pivots relative to said trolley in a plane generally perpendicular to the direction of travel of said trolley. 42. The trolley of claim 38 wherein said trolley includes a bar connector mounted between the flanges of said lower wheel mounts; said bar being swingingly suspended from said bar connector.
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이 특허에 인용된 특허 (13)
Walter, Braunmüller; Wilhelm, Lutsch, Conveyor device, especially suspended conveyor device.
Wu Wen C. (132-2 ; Hsi Hsin Street Chang Ya Village ; Hsiu Shui Hsiang ; Changhua TWX), Pipe connecting device with bayonet and interlocking bushing structure.
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