The guillotine cutter of the present invention has a fixed blade and a movable blade that moves back and forth along a straight line while contacting against the fixed blade, and the movable blade and the fixed blade cooperate to cut a tape-shaped object for cutting in a widthwise direction. In addi
The guillotine cutter of the present invention has a fixed blade and a movable blade that moves back and forth along a straight line while contacting against the fixed blade, and the movable blade and the fixed blade cooperate to cut a tape-shaped object for cutting in a widthwise direction. In addition, a surface of the fixed blade at a side that contacts the movable blade and a surface of the movable blade at a side that contacts the fixed blade are provided with a recess portion which is a concave portion that is wider than the object for cutting.
대표청구항▼
What is claimed is: 1. A guillotine cutter, comprising a fixed blade and a movable blade that makes linear reciprocal motion while contacting against the fixed blade, wherein the movable blade and the fixed blade cooperate to cut a tape-shaped object for cutting in a widthwise direction, a surface
What is claimed is: 1. A guillotine cutter, comprising a fixed blade and a movable blade that makes linear reciprocal motion while contacting against the fixed blade, wherein the movable blade and the fixed blade cooperate to cut a tape-shaped object for cutting in a widthwise direction, a surface of the fixed blade at a side that contacts the movable blade and a surface of the movable blade at a side that contacts the fixed blade are provided with a recess portion which is a concave portion that is wider than the object for cutting, and the movable blade has a blade tip which is the only cutting edge of the movable blade, and the entire blade tip is straight. 2. The guillotine cutter according to claim 1, wherein a swagging face of the fixed blade is coated with a low resistance coating. 3. The guillotine cutter according to claim 2, wherein the low resistance coating is a fluoroethylene resin or an ultrahigh molecular weight polyethylene coating. 4. The guillotine cutter according to claim 3, wherein the depth of the recess portion of the fixed blade and the movable blade is 0.5 mm or more. 5. The guillotine cutter according to claim 4, wherein, at the fixed blade and at the movable blade, the width from the recess portion to a blade tip of a blade tip front end face that contributes to cutting is from 0.5 mm to 1.5 mm. 6. A tape affixing apparatus that affixes adhesive tape to a package, comprising the guillotine cutter of claim 5, an adhesive tape feeding device that feeds adhesive tape toward the guillotine cutter, and a tape affixing device that affixes an adhesive tape cut by the guillotine cutter to a surface of the package. 7. The tape affixing apparatus according to claim 6, wherein the adhesive tape affixing device comprises a tape end affixing portion that presses one end of the adhesive tape cut at the guillotine cutter against the package and affixes it thereto, and a tape wrap-around portion that wraps the adhesive tape, of which the one end has been affixed to the package by the tape end affixing portion, around the surface of the package. 8. The guillotine cutter according to claim 4, wherein, at the fixed blade and at the movable blade, the width from the recess portion to a blade tip of a blade tip front end face that contributes to cutting is from 1.2 mm to 1.5 mm. 9. A tape affixing apparatus that affixes adhesive tape to a package, comprising the guillotine cutter of claim 4, an adhesive tape feeding device that feeds adhesive tape toward the guillotine cutter, and a tape affixing device that affixes an adhesive tape cut by the guillotine cutter to a surface of the package. 10. The tape affixing apparatus according to claim 9, wherein the adhesive tape affixing device comprises a tape end affixing portion that presses one end of the adhesive tape cut at the guillotine cutter against the package and affixes it thereto, and a tape wrap-around portion that wraps the adhesive tape, of which the one end has been affixed to the package by the tape end affixing portion, around the surface of the package. 11. A tape affixing apparatus that affixes adhesive tape to a package, comprising the guillotine cutter of claim 3, an adhesive tape feeding device that feeds adhesive tape toward the guillotine cutter, and a tape affixing device that affixes an adhesive tape cut by the guillotine cutter to a surface of the package. 12. The tape affixing apparatus according to claim 11, wherein the adhesive tape affixing device comprises a tape end affixing portion that presses one end of the adhesive tape cut at the guillotine cutter against the package and affixes it thereto, and a tape wrap-around portion that wraps the adhesive tape, of which the one end has been affixed to the package by the tape end affixing portion, around the surface of the package. 13. The guillotine cutter according to claim 2, wherein the depth of the recess portion of the fixed blade and the movable blade is 0.5 mm or more. 14. The guillotine cutter according to claim 13, wherein, at the fixed blade and at the movable blade, the width from the recess portion to a blade tip of a blade tip front end face that contributes to cutting is from 0.5 mm to 1.5 mm. 15. A tape affixing apparatus that affixes adhesive tape to a package, comprising the guillotine cutter of claim 14, an adhesive tape feeding device that feeds adhesive tape toward the guillotine cutter, and a tape affixing device that affixes an adhesive tape cut by the guillotine cutter to a surface of the package. 16. The tape affixing apparatus according to claim 15, wherein the adhesive tape affixing device comprises a tape end affixing portion that presses one end of the adhesive tape cut at the guillotine cutter against the package and affixes it thereto, and a tape wrap-around portion that wraps the adhesive tape, of which the one end has been affixed to the package by the tape end affixing portion, around the surface of the package. 17. The guillotine cutter according to claim 13, wherein, at the fixed blade and at the movable blade, the width from the recess portion to a blade tip of a blade tip front end face that contributes to cutting is from 1.2 mm to 1.5 mm. 18. A tape affixing apparatus that affixes adhesive tape to a package, comprising the guillotine cutter of claim 13, an adhesive tape feeding device that feeds adhesive tape toward the guillotine cutter, and a tape affixing device that affixes an adhesive tape cut by the guillotine cutter to a surface of the package. 19. The tape affixing apparatus according to claim 18, wherein the adhesive tape affixing device comprises a tape end affixing portion that presses one end of the adhesive tape cut at the guillotine cutter against the package and affixes it thereto, and a tape wrap-around portion that wraps the adhesive tape, of which the one end has been affixed to the package by the tape end affixing portion, around the surface of the package. 20. A tape affixing apparatus that affixes adhesive tape to a package, comprising the guillotine cutter of claim 2, an adhesive tape feeding device that feeds adhesive tape toward the guillotine cutter, and a tape affixing device that affixes an adhesive tape cut by the guillotine cutter to a surface of the package. 21. The tape affixing apparatus according to claim 20, wherein the adhesive tape affixing device comprises a tape end affixing portion that presses one end of the adhesive tape cut at the guillotine cutter against the package and affixes it thereto, and a tape wrap-around portion that wraps the adhesive tape, of which the one end has been affixed to the package by the tape end affixing portion, around the surface of the package. 22. The guillotine cutter according to claim 1, wherein the depth of the recess portion of the fixed blade and the movable blade is 0.5 mm or more. 23. The guillotine cutter according to claim 22, wherein, at the fixed blade and at the movable blade, the width from the recess portion to a blade tip of a blade tip front end face that contributes to cutting is from 0.5 mm to 1.5 mm. 24. A tape affixing apparatus that affixes adhesive tape to a package, comprising the guillotine cutter of claim 23, an adhesive tape feeding device that feeds adhesive tape toward the guillotine cutter, and a tape affixing device that affixes an adhesive tape cut by the guillotine cutter to a surface of the package. 25. The tape affixing apparatus according to claim 24, wherein the adhesive tape affixing device comprises a tape end affixing portion that presses one end of the adhesive tape cut at the guillotine cutter against the package and affixes it thereto, and a tape wrap-around portion that wraps the adhesive tape, of which the one end has been affixed to the package by the tape end affixing portion, around the surface of the package. 26. The guillotine cutter according to claim 22, wherein, at the fixed blade and at the movable blade, the width from the recess portion to a blade tip of a blade tip front end face that contributes to cutting is from 1.2 mm to 1.5 mm. 27. A tape affixing apparatus that affixes adhesive tape to a package, comprising the guillotine cutter of claim 22, an adhesive tape feeding device that feeds adhesive tape toward the guillotine cutter, and a tape affixing device that affixes an adhesive tape cut by the guillotine cutter to a surface of the package. 28. The tape affixing apparatus according to claim 27, wherein the adhesive tape affixing device comprises a tape end affixing portion that presses one end of the adhesive tape cut at the guillotine cutter against the package and affixes it thereto, and a tape wrap-around portion that wraps the adhesive tape, of which the one end has been affixed to the package by the tape end affixing portion, around the surface of the package. 29. A tape affixing apparatus that affixes adhesive tape to a package, comprising the guillotine cutter of claim 1, an adhesive tape feeding device that feeds adhesive tape toward the guillotine cutter, and a tape affixing device that affixes an adhesive tape cut by the guillotine cutter to a surface of the package. 30. The tape affixing apparatus according to claim 29, wherein the adhesive tape affixing device comprises a tape end affixing portion that presses one end of the adhesive tape cut at the guillotine cutter against the package and affixes it thereto, and a tape wrap-around portion that wraps the adhesive tape, of which the one end has been affixed to the package by the tape end affixing portion, around the surface of the package. 31. The guillotine cutter according to claim 1, wherein the fixed blade comprises a first recess and the movable blade comprises a second recess, and the first and the second recesses are operable to increase a separation distance between the fixed blade and the movable blade after the tape-shaped object has been cut. 32. The guillotine cutter according to claim 31, wherein the separation distance is substantially along a lateral direction substantially perpendicular to a cutting plane of the fixed and the movable blades. 33. The guillotine cutter according to claim 31, wherein the separation distance is a distance from a bottom of the first recess to a bottom of the second recess when the first recess is facing the second recess. 34. The guillotine cutter according to claim 1, wherein the fixed blade comprises a first recess and the movable blade comprises a second recess, and the first and the second recesses are operable to increase a first separation distance between a cutting edge of the fixed blade and the movable blade and to increase a second separation distance between a cutting edge of the movable blade and the fixed blade, after the tape-shaped object has been cut. 35. The guillotine cutter according to claim 34, wherein the first and the second separation distances are along lateral directions. 36. The guillotine cutter of claim 1, wherein the blade tip is a first blade tip and the fixed blade includes a second blade tip which is V-shaped. 37. The guillotine cutter of claim 36, wherein a first plane formed by and parallel to the first blade tip of the movable blade is substantially parallel to a second plane formed by and parallel to the V-shaped second blade tip. 38. The guillotine cutter of claim 1, wherein the movable blade includes a first recess portion and the fixed blade includes a second recess portion, and each of the first and the second recess portions is open to the other of the first and the second recess portions. 39. A guillotine cutter, comprising: a fixed blade and a movable blade that makes linear reciprocal motion while contacting against the fixed blade; wherein: the movable blade and the fixed blade cooperate to cut a tape-shaped object for cutting in a widthwise direction, a surface of the fixed blade at a side that contacts the movable blade and a surface of the movable blade at a side that contacts the fixed blade are provided with a recess portion which is a concave portion that is rectangular-shaped and wider than the object for cutting, and the movable blade has a blade tip which is the only cutting edge of the movable blade, and the entire blade tip is straight. 40. The guillotine cutter of claim 39, wherein the movable blade includes a first recess portion and the fixed blade includes a second recess portion, and each of the first and the second recess portions is open to the other of the first and the second recess portions.
Springett, Frank Benjamin; Johnson, Christopher Dale; Peters, Shern Eugene; Ensley, Eric Trevor, Blowout preventer blade assembly and method of using same.
Springett, Frank Benjamin; Johnson, Christopher Dale; Peters, Shern Eugene; Ensley, Eric Trevor, Blowout preventer blade assembly and method of using same.
Springett, Frank Benjamin; Johnson, Christopher Dale; Peters, Shern Eugene; Ensley, Eric Trevor; Brugman, James, System and method for severing a tubular.
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