THREADED UNION NUT AND SLIDING HAMMER FOR ROTATING SAME

• US 20080136168A1
• Filed: 10/18/2006
• Published: 06/12/2008
• Est. Priority Date: 10/18/2006
• Status: Abandoned Application

• Current Assignee: FMC Technologies Incorporated (TechnipFMC, plc)
• Original Assignee: FMC Technologies Incorporated (TechnipFMC, plc)
• Inventors: Ungchusri, Tep, Garner, William H., Soltau, James R., Killingsworth, Alan R.
• Application Number:
  US11/550,686
• Publication Number:
  US 20080136168A1
• Time in Patent Office: Days
• US Class Current: 285/39
• CPC Class Codes: B25B 19/00 Impact wrenches or screwdrivers portable power-driven B25B21/02
• CPC Class Codes: F16B 23/0069 with holes to be engaged with corresponding pins on the tool or protruding pins to be engaged with corresponding holes on the tool

Abstract

A threaded union nut is disclosed which includes a body, a threaded opening formed in the body and a web including a plurality of impact openings that are radially offset from a centerline of the threaded opening, wherein the impact openings are adapted to be engaged by a device so as to rotate the threaded union nut. A sliding hammer is also disclosed which includes a guide rod, a structural member coupled to the guide rod and a hammer having an internal bore adapted to receive the guide rod therein. The sliding hammer further includes a flexible cable and a swing handle, wherein the cable is coupled to the hammer and to the swing handle. The hammer is adapted to strike the structural member.

Claims

1. A threaded union nut, comprising:

a body;

a threaded opening formed in said body; and

a web comprising a plurality of impact openings that are radially offset from a centerline of said threaded opening, said impact openings adapted to be engaged by a device so as to rotate said threaded union nut.

2. The device of claim 1, wherein said web defines a projection-free perimeter.

3. The device of claim 1, wherein said web defines a perimeter that is free of projections that extend radially beyond said perimeter.

4. The device of claim 1, wherein said web defines a substantially circular perimeter.

5. The device of claim 1, wherein said impact openings have a centerline that is substantially parallel to said centerline of said threaded opening.

6. The device of claim 1, wherein said impact openings have a centerline that is substantially perpendicular to a helix angle of a thread formed in said threaded opening.

7. The device of claim 1, wherein said impact openings are circular in cross-section.

8. The device of claim 1, wherein said impact openings are closed openings.

9. The device of claim 1, wherein said impact openings further comprise a tapered lead-in region.

10. The device of claim 9, wherein said tapered lead-in region is adapted to facilitate positioning of a pin in said impact openings.

11. The device of claim 1, further comprising a recess formed in said body proximate each of said impact openings.

12. The device of claim 11, wherein said recess is adapted to facilitate alignment of a device comprising a pin adjacent said opening.

13. A threaded union nut, comprising:

a body;

a threaded opening formed in said body; and

a web comprising a plurality of impact openings that are radially offset from a centerline of said threaded opening, said impact openings having a centerline that is substantially parallel to said centerline of said threaded opening, wherein said impact openings adapted to be engaged by a device so as to rotate said threaded union nut, and wherein said web defines a projection-free perimeter.

14. The device of claim 13, wherein said projection-free perimeter is free of projections that extend radially beyond said perimeter.

15. The device of claim 13, wherein said impact openings further comprise a tapered lead-in region.

16. The device of claim 15, wherein said tapered lead-in region is adapted to facilitate positioning of a pin in said impact openings.

17. The device of claim 13, further comprising a recess formed in said body proximate each of said impact openings.

18. The device of claim 17, wherein said recess is adapted to facilitate alignment of a device comprising a pin adjacent said opening.

19. A threaded union nut, comprising:

a body;

a threaded opening formed in said body;

a web comprising a plurality of impact openings that are radially offset from a centerline of said threaded opening, wherein said impact openings further comprise a tapered lead-in region, wherein said impact openings are adapted to be engaged by a pin that is to be positioned in said openings so as to rotate said threaded union nut; and

a recess formed in said body proximate each of said impact openings, wherein said recess is adapted to facilitate alignment of a device comprising a pin adjacent said opening.

20. The device of claim 19, wherein said web defines a projection-free perimeter.

21. The device of claim 19, wherein said web defines a perimeter that is free of projections that extend radially beyond said perimeter.

22. The device of claim 19, wherein said web defines a substantially circular perimeter.

23. The device of claim 19, wherein said impact openings have a centerline that is substantially parallel to said centerline of said threaded opening.

24. The device of claim 19, wherein said impact openings have a centerline that is substantially perpendicular to a helix angle of a thread formed in said threaded opening.

25. A device, comprising:

a guide rod;

a structural member coupled to said guide rod;

a hammer having an internal bore adapted to receive said guide rod therein, said hammer being adapted to transfer an impact load to said structural member;

a flexible cable; and

a swing handle, wherein said cable is coupled to said hammer and to said swing handle.

26. The device of claim 25, wherein said hammer is adapted to strike said structural member.

27. The device of claim 25, further comprising an impact pin adapted to be positioned in openings formed in said structural member.

28. The device of claim 25, wherein said structural member is a yoke.

29. The device of claim 25, wherein said structural member comprises a clevis joint.

30. The device of claim 25, wherein said internal bore of said hammer comprises a recess at an end of said hammer proximate said structural member.

31. The device of claim 30, wherein said recess comprises at least one of a tapered region or a countersink region.

32. The device of claim 25, wherein said structural member comprises an internal bore adapted to receive said guide rod therein, and wherein said internal bore of said structural member comprises a recess at an end of said structure member proximate said hammer.

33. The device of claim 32, wherein said recess comprises at least one of a tapered region or a countersink region.

34. The device of claim 25, wherein said cable is slidingly coupled to said swing handle.

35. The device of claim 25, wherein said cable is coupled to said swing handle by a mechanism that comprises a spring.

36. The device of claim 25, further comprising a protective cover positioned around said guide rod, said protective cover comprising a slot that is adapted to allow said cable to move within said slot.

37. The device of claim 25, wherein said structural member is coupled to said guide rod by a shock dampening device.

38. The device of claim 37, wherein said shock dampening device comprises an elastic material.

39. The device of claim 25, wherein said structural member is coupled to said guide rod by a pin that is positioned in an opening formed in said guide rod.

40. The device of claim 39, further comprising an elastic material positioned in said opening in said guide rod.

41. The device of claim 25, wherein said hammer comprises a first end proximate said structural member and a second end remote from said structural member, said hammer further comprising a tapered outer surface proximate said second end of said hammer.

42. The device of claim 41, wherein said tapered outer surface tapers outwardly from said second end of said hammer.

43. The device of claim 41, wherein said tapered outer surface has a smaller outer diameter proximate said second end of said hammer as compared to a diameter of said tapered outer surface remote from said second end of said hammer.

44. The device of claim 41, wherein said tapered outer surface is adapted to urge a body part of a user away from said guide rod as said user grasps said hammer during use to reduce the likelihood of pinching said body part.

45. A device, comprising:

a guide rod;

a structural member coupled to said guide rod by a shock dampening device;

a hammer having an internal bore adapted to receive said guide rod therein, said hammer being adapted to strike said structural member;

a flexible cable; and

a swing handle, wherein said cable is coupled to said hammer and to said swing handle.

46. The device of claim 45, further comprising an impact pin adapted to be positioned in openings formed in said structural member.

47. The device of claim 45, wherein said structural member is a yoke.

48. The device of claim 45, wherein said structural member comprises a clevis joint.

49. The device of claim 45, wherein said cable is slidingly coupled to said swing handle.

50. The device of claim 45, wherein said cable is coupled to said swing handle by a mechanism that comprises a spring.

51. The device of claim 45, further comprising a protective cover positioned around said guide rod, said protective cover comprising a slot that is adapted to allow said cable to move within said slot.

52. The device of claim 45, wherein said shock dampening device comprises an elastic material.

53. The device of claim 45, wherein said internal bore of said hammer comprises a recess at an end of said hammer proximate said structural member.

54. The device of claim 53, wherein said recess comprises at least one of a tapered region or a countersink region.

55. The device of claim 45, wherein said structural member comprises an internal bore adapted to receive said guide rod therein, and wherein said internal bore of said structural member comprises a recess at an end of said structure member proximate said hammer.

56. The device of claim 55, wherein said recess comprises at least one of a tapered region or a countersink region.

57. The device of claim 45, wherein said hammer comprises a first end proximate said structural member and a second end remote from said structural member, said hammer further comprising a tapered outer surface proximate said second end of said hammer.

58. The device of claim 57, wherein said tapered outer surface tapers outwardly from said second end of said hammer.

59. The device of claim 57, wherein said tapered outer surface has a smaller outer diameter proximate said second end of said hammer as compared to a diameter of said tapered outer surface remote from said second end of said hammer.

60. The device of claim 57, wherein said tapered outer surface is adapted to urge a body part of a user away from said guide rod as said user grasps said hammer during use to reduce the likelihood of pinching said body part.

61. A device, comprising:

a guide rod;

a structural member coupled to said guide rod by a shock dampening device, said structural member comprising an internal bore adapted to receive said guide rod therein;

a hammer having an internal bore adapted to receive said guide rod therein, said hammer being adapted to strike said structural member, wherein said internal bore of said hammer comprises a recess at an end of said hammer proximate said structural member, and wherein said internal bore of said structural member comprises a recess at an end of said structure member proximate said hammer;

a flexible cable; and

a swing handle, wherein said cable is coupled to said hammer and to said swing handle.

62. The device of claim 61, further comprising an impact pin adapted to be positioned in openings formed in said structural member.

63. The device of claim 61, wherein said structural member is a yoke.

64. The device of claim 61, wherein said structural member comprises a clevis joint.

65. The device of claim 61, wherein said cable is slidingly coupled to said swing handle.

66. The device of claim 61, wherein said cable is coupled to said swing handle by a mechanism that comprises a spring.

67. The device of claim 61, further comprising a protective cover positioned around said guide rod, said protective cover comprising a slot that is adapted to allow said cable to move within said slot.

68. The device of claim 61, wherein said shock dampening device comprises an elastic material.

69. The device of claim 61, wherein said recess in said bore of said hammer comprises at least one of a tapered region or a countersink region.

70. The device of claim 61, wherein said recess in said bore of said structural member comprises at least one of a tapered region or a countersink region.

71. The device of claim 61, wherein said hammer comprises a first end proximate said structural member and a second end remote from said structural member, said hammer further comprising a tapered outer surface proximate said second end of said hammer.

72. The device of claim 71, wherein said tapered outer surface tapers outwardly from said second end of said hammer.

73. The device of claim 71, wherein said tapered outer surface has a smaller outer diameter proximate said second end of said hammer as compared to a diameter of said tapered outer surface remote from said second end of said hammer.

74. The device of claim 71, wherein said tapered outer surface is adapted to urge a body part of a user away from said guide rod as said user grasps said hammer during use to reduce the likelihood of pinching said body part.

75. A device, comprising:

a guide rod;

a structural member coupled to said guide rod; and

a hammer having an internal bore adapted to receive said guide rod therein, said hammer being adapted to transfer an impact load to said structural member, wherein said hammer comprises a first end proximate said structural member and a second end remote from said structural member, said hammer further comprising a tapered outer surface proximate said second end of said hammer.

76. The device of claim 75, wherein said hammer is adapted to strike said structural member.

77. The device of claim 75, wherein said structural member is a yoke.

78. The device of claim 75, wherein said structural member comprises a clevis joint.

79. The device of claim 75, wherein said internal bore of said hammer comprises a recess at an end of said hammer proximate said structural member.

80. The device of claim 79, wherein said recess comprises at least one of a tapered region or a countersink region.

81. The device of claim 75, wherein said structural member comprises an internal bore adapted to receive said guide rod therein, and wherein said internal bore of said structural member comprises a recess at an end of said structural member proximate said hammer.

82. The device of claim 81, wherein said recess comprises at least one of a tapered region or a countersink region.

83. The device of claim 75, wherein said structural member is coupled to said guide rod by a shock dampening device.

84. The device of claim 83, wherein said shock dampening device comprises an elastic material.

85. The device of claim 75, wherein said structural member is coupled to said guide rod by a pin that is positioned in an opening formed in said guide rod.

86. The device of claim 85, further comprising an elastic material positioned in said opening in said guide rod.

87. The device of claim 75, wherein said tapered outer surface tapers outwardly from said second end of said hammer.

88. The device of claim 75, wherein said tapered outer surface has a smaller outer diameter proximate said second end of said hammer as compared to a diameter of said tapered outer surface remote from said second end of said hammer.

89. The device of claim 75, wherein said tapered outer surface is adapted to urge a body part of a user away from said guide rod as said user grasps said hammer during use to reduce the likelihood of pinching said body part.