A tie fastener apparatus for attaching railroad ties to a superstructure. The apparatus comprises a threaded hook bolt, including a hook with a hook end to engage the underside of a flange of a superstructure beam. The apparatus further includes a metal member for engaging plural ties, the metal mem
A tie fastener apparatus for attaching railroad ties to a superstructure. The apparatus comprises a threaded hook bolt, including a hook with a hook end to engage the underside of a flange of a superstructure beam. The apparatus further includes a metal member for engaging plural ties, the metal member including a tie fastener hole at plural locations, and a nut for fastening a threaded end of the threaded hook bolt for installation when the threaded hook bolt is passed through the bolt hole and optionally a washer. When the threaded hook bolt is installed, including passing a threaded end of the threaded hook bolt through the bolt hole and fastening with the nut, the hook engages the superstructure. The apparatus is installed from above the superstructure without drilling holes in ties or the superstructure, or requiring manned installation from below the superstructure.
대표청구항▼
1. A tie fastener apparatus for attaching railroad ties to a superstructure, the tie fastener apparatus comprising: a threaded hook bolt, including a hook on one end of the threaded hook bolt, the hook including a hook end configured to engage the underside of a flange of a beam of the superstructur
1. A tie fastener apparatus for attaching railroad ties to a superstructure, the tie fastener apparatus comprising: a threaded hook bolt, including a hook on one end of the threaded hook bolt, the hook including a hook end configured to engage the underside of a flange of a beam of the superstructure;a metal member for engaging two or more ties, the metal member including a tie fastener hole at one or more locations; anda nut configured to be fastened to a threaded end of the threaded hook bolt for installation when the threaded hook bolt is passed through the bolt hole and optionally through a washer;wherein, when the threaded hook bolt is installed, including passing a threaded end of the threaded hook bolt through the bolt hole and fastening with the nut, the hook engages the superstructure; andwherein the tie fastener apparatus is configured to be installed from above the superstructure without drilling holes in the ties or the superstructure and without requiring manned installation from below the superstructure. 2. The tie fastener apparatus of claim 1, wherein the metal member is a tie bracket including: a center section, including the tie fastener hole for receiving the threaded hook bolt, the center section operable to engage with the threaded hook bolt for fastening to the superstructure; andtwo bracket ends connected to the center section, each bracket end for engaging with respective ones of adjacent ties;wherein bottom sides of the bracket ends are configured, when installed, to engage with upper edges of the respective ones of adjacent ties. 3. The tie fastener apparatus of claim 1, wherein the metal member is an L-shaped structural steel bar having plural bolt holes, each respective bolt hole for receiving a respective threaded hook bolt, each respective threaded hook bolt for engaging with the superstructure. 4. The tie fastener apparatus of claim 3, further comprising an angled washer operable for installation on a respective threaded hook bolt between the nut and the L-shaped structural steel bar, an angle of the angled washer operable to accept a perpendicular installation of the threaded end of the respective threaded hook bolt, the shape and size of the angled washer operable stay in position during installation, and wherein a shank of the threaded hook bolt includes a bend distal from the hook, the bend creating an angle in the threaded hook bolt, the angle being less than 90° to the hook. 5. The tie fastener apparatus of claim 1, wherein a shank of the threaded hook bolt includes a bend distal from the hook, the bend creating an angle in the threaded hook bolt, the angle being less than 90° to the hook. 6. The tie fastener apparatus of claim 4 or claim 5, wherein the bend is approximately 15 degrees. 7. The tie fastener apparatus of claim 1, wherein the hook has an enlarged thickness at a bend in the hook, the enlarged thickness being relative to other portions of the hook. 8. The tie fastener apparatus of claim 1, wherein the hook end includes a substantially flat surface having a length of approximately 2 inches and configured to engage the flange. 9. The tie fastener apparatus of claim 1, wherein the threaded hook bolt includes threads having thread specifications of ¾ inch and 10 UNC, and wherein the threads are configured to accept a nut of the same thread specifications. 10. The tie fastener apparatus of claim 1, wherein the shank has an extended length, enabling installation of the hook to the flange when the threaded hook bolt is pre-positioned through the bolt hole and when the nut and the washer are pre-assembled to the threaded end of the threaded hook bolt. 11. The tie fastener apparatus of claim 2, wherein each bracket end of the tie bracket includes a boss with a tie fastener hole that is vertical or at an angle relative to the tie bracket and is operable to accept a nail, a lag screw, or another fastener to secure the bracket end to a respective tie. 12. The tie fastener apparatus of claim 2, wherein each bracket end of the tie bracket includes, along the bottom of the tie bracket, grooves configured to grip an upper edge of a respective tie and resist movement of the tie bracket relative to the respective tie. 13. The tie fastener apparatus of claim 2, wherein the center section of the tie bracket includes a flat upper surface, wherein, when the threaded hook bolt is installed in the tie bracket, the flat upper surface is substantially perpendicular to the shank at the threaded end of the threaded hook bolt, and wherein the flat upper surface is configured to engage the nut and, optionally, the washer. 14. The tie fastener apparatus of claim 2, wherein the center section of the tie bracket includes a protrusion that extends below bottom surfaces of the bracket ends of the tie bracket and below the top surfaces of adjacent ties, and is configured to position the tie bracket between, and for the protrusion to substantially fill a space between, adjacent ties. 15. The tie fastener apparatus of claim 2, wherein the bracket ends of the tie bracket include side walls extending upward from substantially flat portions of the bracket ends, the side walls providing increased strength of the bracket ends. 16. The tie fastener apparatus of claim 1, wherein the superstructure is a steel superstructure of a bridge. 17. The tie fastener apparatus of claim 1, wherein the metal member is a reinforced L-shaped structural steel bar comprising: plural bolt holes, each respective bolt hole for receiving a respective threaded hook bolt for engaging with the superstructure, each threaded hook bolt engaged with the reinforced L-shaped structural steel bar using a nut and optionally a washer; andplural tie fastener holes, each respective tie fastener hole for accepting a fastener for fastening to a respective tie, each tie fastener hole operable to accept a nail, a lag screw, or another fastener to secure the reinforced L-shaped structural steel bar to a respective tie. 18. The tie fastener apparatus of claim 17, further comprising a boss at each of the plural bolt holes, the top surface of the boss angled relative to the respective bolt hole so that the threaded end of the threaded hook bolt is perpendicular to the top surface of the boss. 19. The tie fastener apparatus of claim 17, further comprising a tab end and a tab-ready end, the tab end configured to fit into the tab-ready end during installation. 20. The tie fastener apparatus of claim 17, further comprising stabilizers that connect, and provide structural stabilizing strength to, a bottom portion of the reinforced L-shaped structural steel bar and a side of the reinforced L-shaped structural steel bar. 21. A method comprising: attaching plural ties to a superstructure, including:installing a metal member on two or more ties, the metal member contacting the two or more ties and including: a tie fastener hole at one or more locations on the metal member; anda bolt hole at one or more locations on the metal member, the bolt hole for accepting a threaded hook bolt;for each bolt hole, installing the threaded hook bolt, including: installing, at a hook end of the threaded hook bolt, a hook of the threaded hook bolt to an underside of a flange of a beam of the superstructure, the hook engaging the underside of the flange;passing a threaded end of the threaded hook bolt through the bolt hole and optionally through a washer; andfastening and tightening a nut onto the threaded end of the threaded hook bolt, including causing a tightening of the hook to the underside of the flange; andfor each tie fastener hole, installing a fastener, including using a nail or a lag screw in the respective tie fastener hole to secure the metal member to the tie;wherein attaching the plural ties to the superstructure occurs from above the superstructure without drilling holes in the ties or the superstructure and without requiring manned installation from below the superstructure. 22. The method of claim 21, wherein the metal member is a tie bracket including: a center section, including the tie fastener hole for receiving the threaded hook bolt, the center section operable to engage with the threaded hook bolt for fastening to the superstructure; andtwo bracket ends connected to the center section, each bracket end for engaging with respective ones of adjacent ties;wherein bottom sides of the bracket ends are configured, when installed, to engage with upper edges of the respective ones of adjacent ties. 23. The method of claim 21, wherein the metal member is an L-shaped structural steel bar having plural bolt holes, each respective bolt hole for receiving a respective threaded hook bolt, each respective threaded hook bolt for engaging with the superstructure. 24. The method of claim 23, further comprising installing an angled washer at each of the plural bolt holes, the angled washer installed on a respective threaded hook bolt between the nut and the L-shaped structural steel bar, an angle of the angled washer operable to accept a perpendicular installation of the threaded end of the respective threaded hook bolt, the shape and size of the angled washer operable stay in position during installation, and wherein a shank of the threaded hook bolt includes a bend distal from the hook, the bend creating an angle in the threaded hook bolt, the angle being less than 90° to the hook. 25. The method of claim 21, wherein a shank of the threaded hook bolt includes a bend distal from the hook, the bend creating an angle in the threaded hook bolt, the angle being less than 90° to the hook. 26. The method of claim 24 or claim 25, wherein the bend is approximately 15 degrees. 27. The method of claim 21, wherein the hook has an enlarged thickness at a bend in the hook, the enlarged thickness being relative to other portions of the hook. 28. The method of claim 21, wherein the hook end includes a substantially flat surface having a length of approximately 2 inches and configured to engage the flange. 29. The method of claim 21, wherein the threaded hook bolt includes threads having thread specifications of ¾ inch and 10 UNC, and wherein the threads are configured to accept a nut of the same thread specifications. 30. The method of claim 21, wherein the shank has an extended length, enabling installation of the hook to the flange when the threaded hook bolt is pre-positioned through the bolt hole and when the nut and the washer are pre-assembled to the threaded end of the threaded hook bolt. 31. The method of claim 22, wherein each bracket end of the tie bracket includes a boss with a tie fastener hole that is vertical or at an angle relative to the tie bracket and is operable to accept a nail, a lag screw, or another fastener to secure the bracket end to a respective tie. 32. The method of claim 22, wherein each bracket end of the tie bracket includes, along the bottom of the tie bracket, grooves configured to grip an upper edge of a respective tie and resist movement of the tie bracket relative to the respective tie. 33. The method of claim 22, wherein the center section of the tie bracket includes a flat upper surface, wherein, when the threaded hook bolt is installed in the tie bracket, the flat upper surface is substantially perpendicular to the shank at the threaded end of the threaded hook bolt, and wherein the flat upper surface is configured to engage the nut and, optionally, the washer. 34. The method of claim 22, wherein the center section of the tie bracket includes a protrusion that extends below bottom surfaces of the bracket ends of the tie bracket and below the top surfaces of adjacent ties, and is configured to position the tie bracket between, and for the protrusion to substantially fill a space between, adjacent ties. 35. The method of claim 22, wherein the bracket ends of the tie bracket include side walls extending upward from substantially flat portions of the bracket ends, the side walls providing increased strength of the bracket ends. 36. The method of claim 21, wherein the superstructure is a steel superstructure of a bridge. 37. The method of claim 21, wherein the metal member is a reinforced L-shaped structural steel bar comprising: plural bolt holes, each respective bolt hole for receiving a respective threaded hook bolt for engaging with the superstructure, each threaded hook bolt engaged with the reinforced L-shaped structural steel bar using a nut and optionally a washer; andplural tie fastener holes, each respective tie fastener hole for accepting a fastener for fastening to a respective tie, each tie fastener hole operable to accept a nail, a lag screw, or another fastener to secure the reinforced L-shaped structural steel bar to a respective tie. 38. The method of claim 37, wherein the reinforced L-shaped structural steel bar further comprises a boss at each of the plural bolt holes, the top surface of the boss angled relative to the respective bolt hole so that the threaded end of the threaded hook bolt is perpendicular to the top surface of the boss. 39. The method of claim 37, wherein the reinforced L-shaped structural steel bar further comprises a tab end and a tab-ready end, the tab end configured to fit into the tab-ready end during installation. 40. The method of claim 37, wherein the reinforced L-shaped structural steel bar further comprises plural stabilizers that connect, and provide structural stabilizing strength to, a bottom portion of the reinforced L-shaped structural steel bar and a side of the reinforced L-shaped structural steel bar.
연구과제 타임라인
LOADING...
LOADING...
LOADING...
LOADING...
LOADING...
이 특허에 인용된 특허 (8)
Irion, Allan; Straub, William D., Apparatus for applying and removing rail clips onto rail ties.
Schultheiss Hans (Munich DEX) Bauernfeind Horst (Munich DEX) Eisenberg Helmut (Werdohl DEX), Rail fastening on concrete ties by means of resilient tension clamps.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.