WO2005100231A1 - 蓋開閉用工具 - Google Patents
蓋開閉用工具 Download PDFInfo
- Publication number
- WO2005100231A1 WO2005100231A1 PCT/JP2004/014396 JP2004014396W WO2005100231A1 WO 2005100231 A1 WO2005100231 A1 WO 2005100231A1 JP 2004014396 W JP2004014396 W JP 2004014396W WO 2005100231 A1 WO2005100231 A1 WO 2005100231A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- lid
- opening
- closing
- small
- cover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING, OR HOLDING
- B25B13/00—Spanners; Wrenches
- B25B13/48—Spanners; Wrenches for special purposes
- B25B13/50—Spanners; Wrenches for special purposes for operating on work of special profile, e.g. pipes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67B—APPLYING CLOSURE MEMBERS TO BOTTLES JARS, OR SIMILAR CONTAINERS; OPENING CLOSED CONTAINERS
- B67B7/00—Hand- or power-operated devices for opening closed containers
- B67B7/18—Hand- or power-operated devices for opening closed containers for removing threaded caps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67B—APPLYING CLOSURE MEMBERS TO BOTTLES JARS, OR SIMILAR CONTAINERS; OPENING CLOSED CONTAINERS
- B67B7/00—Hand- or power-operated devices for opening closed containers
- B67B7/42—Devices for removing barrel bungs
Definitions
- the present invention relates to a tool for opening and closing a lid of a drum can, and more specifically, has a large lid and a small lid formed in a top plate with two ports having different diameters from each other, and screwed to each of the ports.
- the large lid and the small lid are provided with a pair of engaging members on the surface, and at least one of the large lid and the small lid is used for opening and closing a drum that is covered with a resin cover.
- a closed-type drum can in which two mouths having different diameters are formed on a top plate is known. A large-diameter mouth is used for injection, and a small-diameter mouth is used for ventilation. Used.
- each opening formed in the top plate 51 is provided with flange portions 52 and 53 having female screws on the inner peripheral surface, and male screws on the outer peripheral surface.
- a large lid 54 and a small lid 55 are provided so as to be screwed into the respective flange portions 52 and 53.
- a protective cover (not shown) made of a resin such as polyethylene is attached to the large lid 54 and the small lid 55 attached to each of the flange portions 52, 53.
- the flanges 52 and 53 besides the above-described internal screw type, there is an external screw type in which a screw portion is formed on the outer peripheral surface.
- the protective cover there is a metal cover in addition to the resin cover described above.
- the large lid 54 and the small lid 55 have concave portions 541 and 551 on the surface, and each of the concave portions 541 and 551 has a pair of engaging members disposed so that the inner peripheral surface force also protrudes and is opposed to each other.
- Members 542; 542, 552; 552 are provided.
- the lid opening / closing tool has a main shaft portion 61 having a through hole 62 formed at a substantially central portion in the axial direction and penetrating in a direction orthogonal to the axial direction, and a conical portion at an end portion.
- a handle portion 63 movably inserted into the through hole 62 having a 64; a nut 65 for fixing the handle portion 63 to the main shaft portion 61; and both ends of the main shaft portion 61 And a first engagement piece 67 and a second engagement piece 68 in the form of a flat plate, respectively.
- the conical portion 64 of the handle portion 63 is pierced into a protective cover (not shown) attached to the large lid 54 and the small lid 55, and the base of the conical portion 64 is pierced. Hook the protective cover over the thread formed on the, and remove it.
- the position of the handle portion 63 with respect to the main shaft portion 61 is adjusted and fixed with the nut 65.
- the second engaging piece 68 is engaged with the pair of engaging members 552 and 552 shown in FIG.
- the main shaft 61 is rotated by the operation of 63.
- Patent Document 2 discloses a lid opening / closing tool in which a pipe 72 is connected to a flat protruding plate 71 substantially vertically as shown in FIG.
- the protruding plate 71 has a large protruding piece 73 on one side and a small protruding piece 74 and a middle protruding piece 75 on the other side with the pipe 72 interposed therebetween.
- the middle protruding piece 75 it is possible to correspond to various shapes of the pair of engaging members 542; 542, 552; 552 in the large lid 54 and the small lid 55.
- Patent Document 1 Registered Utility Model No. 3064119
- Patent Document 2 Japanese Utility Model Publication No. 57-193366
- the lid opening / closing tool disclosed in Patent Document 1 uses a tip of a conical portion 64 formed at a tip of a handle portion 63 to remove a protective cover attached to the large lid 54 and the small lid 55. After piercing the protective cover, the protective cover is configured to be hooked on a screw formed at the base of the conical portion 64 and removed.
- a detachment method has a problem that the workability of transmitting sufficient force to the protective cover is not good.
- the handle portion 63 operated by the operator is provided with the conical portion 64 having a sharp point, there is also a problem in safety.
- the rotation center line of the small projection 74 or the middle projection 75 and the pipe 72 are used. Since the axes of the small projections 74 and the middle projections 75 do not intersect smoothly with each other, the workability when opening and closing the lid is not good.
- the present invention has been made to solve such a problem, and an object of the present invention is to provide a lid opening / closing tool capable of efficiently opening and closing a lid of a drum can with a compact configuration.
- the object of the present invention is to provide a top plate having two openings having different diameters from each other, a large lid and a small lid screwed to each of the openings, and the large lid and the small lid are A lid opening / closing tool having an engaging member on a surface and used for opening / closing a drum that at least one of the large lid and the small lid is covered with a protective cover, and a rod-shaped member provided with an insertion portion at one end. And a flat plate-shaped opening / closing member provided on the other end side of the rod-shaped member, wherein the insertion portion is formed so as to gradually decrease in thickness toward a front end, and has an elongated front end surface. Achieved with a lid opening and closing tool.
- the opening / closing member includes a large protruding piece and a small protruding piece provided on both sides of the bar-shaped member, respectively.
- the rod-shaped members each of which preferably has a rectangular end surface, it is preferable that an axis intersects a normal passing through the center of each of the end surfaces.
- the bar-shaped member extends substantially perpendicular to the surface of the opening / closing member.
- the lid of the drum can be opened and closed efficiently with a compact configuration.
- FIG. 1 is a side view showing a lid opening / closing tool according to an embodiment of the present invention.
- FIG. 2 is an end view of one end of the lid opening / closing tool.
- FIG. 3 is an end view of the other end of the lid opening / closing tool.
- FIG. 4 is a view for explaining a method of removing a protective cover using the lid opening / closing tool.
- FIG. 5 is a view for explaining a method of opening a large lid using the lid opening / closing tool.
- FIG. 6 is a view for explaining a method of opening a large lid and a small lid using a lid opening / closing tool according to another embodiment of the present invention.
- FIG. 7 is a side view showing a lid opening / closing tool according to still another embodiment of the present invention.
- FIG. 8 is a top view of a drum.
- FIG. 9 is a side view showing a conventional lid opening / closing tool.
- FIG. 10 is an end view showing another conventional lid opening / closing tool.
- FIG. 11 is a side view showing a modification of the insertion portion in the lid opening / closing tool according to one embodiment of the present invention.
- FIG. 1 is a side view of a lid opening / closing tool according to an embodiment of the present invention
- FIGS. 2 and 3 are end views of one end side and the other end side of the lid opening / closing tool shown in FIG.
- the lid opening / closing tool 1 includes a rod-shaped member 10 formed of a round bar, and a plate-shaped opening / closing member 20 coupled to an end surface of the rod-shaped member 10.
- the material of the rod-shaped member 10 and the opening / closing member 20 include carbon tool steel, alloy tool steel obtained by adding chromium to carbon tool steel, and stainless steel such as SUS304 and SUS316. And beryllium copper and aluminum bronze.
- the connection between the rod-shaped member 10 and the opening / closing member 20 can be performed by, for example, welding or the like, or can be performed by screwing or nut fastening.
- the rod-shaped member 10 has an insertion portion 12 formed by cutting or the like so that the thickness gradually decreases toward the tip.
- the distal end surface 12a of the insertion portion 12 is formed in a substantially rectangular shape so as to be elongated in the width direction.
- the width a of the tip surface 12a is preferably 2 to 20 mm, more preferably 8 to 15 mm.
- the thickness b of the front end face 12a is preferably from 0.3 mm to 3 mm, and more preferably from 0.5 to 1.5 mm.
- the width a or the thickness b of the distal end face 12a is too small, it is difficult to secure sufficient strength and secure handling, while if the width a or the thickness b is too large, the workability tends to be poor. .
- the width a of the distal end face 12a is 9 mm, and the thickness b is 0.5 mm.
- the opening / closing member 20 has the rod-shaped member 10 coupled substantially perpendicularly to the surface, and includes a large protruding piece 22 and a small protruding piece 24 on both side edges of a coupling portion with the rod-shaped member 10. I have. As shown in FIG. 2, the large protruding piece 22 and the small protruding piece 24 have different widths from each other, and a pair of engaging members 542; 542, 542, in the large lid 54 and the small lid 55 shown in FIG. 552; sized to engage with 552. [0024] Tip surfaces 22a and 24a of large projecting piece 22 and small projecting piece 24 are both rectangular, and normals L1 passing through the centers of tip end faces 22a and 24a coincide with each other. The rod-shaped member 10 is connected to the opening / closing member 20 so that the axis L2 is orthogonal to the normal L1.
- the bar-shaped member 10 (especially the insertion portion 12) and the opening / closing member 20 (especially the large protruding piece 22 and the small protruding piece 24) are subjected to antifouling treatment.
- antifouling treatment include a method of polishing the surface by puff polishing, scientific satin finish, barrel polishing, electrolytic polishing, and the like, and a method of coating a fluorine-based resin / silicone-based resin after the surface is polished. .
- the gap between the top cover 51 and the protective cover 56 attached so as to cover the large lid or small lid of the drum can (for example, approximately ), Insert the tip of the insertion part 12 of the lid opening and closing tool 1.
- the protective cover 56 may be a resin cover or a metal cover. As described above, since the distal end surface 12a of the insertion portion 12 is thin and elongated in the width direction, it can be easily inserted even if the gap between the protective cover 56 and the top plate 51 is minute. And it is safe to handle. In this state, twist the protective cover 56. Remove the protective cover 56 from here.
- the large projection 22 is engaged with the pair of engagement members 542 so that the rotation direction side of the side surface abuts against the pair of engagement members 542. Then, the bar-shaped member 10 is operated to rotate the large protruding piece 22 in the direction indicated by the arrow.
- the rod-shaped member 10 since the axis of the rod-shaped member 10 intersects with the normal passing through the center of the distal end surface 22a of the large projection 22, the rod-shaped member 10 is rotated about the rotation axis when the large projection 22 rotates. Rotate. Therefore, the rotating operation of the rod-shaped member 10 can be performed smoothly, and the large lid 54 can be easily removed.
- the lid opening and closing tool of the present embodiment it is possible to easily and efficiently remove the protective force bar and open and close the large lid and the small lid with a compact configuration.
- the opening / closing member has a large projection and a small projection corresponding to the large lid and the small lid, respectively.
- the opening / closing member may be different.
- the engagement members provided on the large lid 54 and the small lid 55 are a single engagement member that does not necessarily need to be a pair as long as they can be opened and closed by engaging with the large projection or the small projection. It may be.
- a force in which the bar-shaped member is substantially perpendicularly coupled to the surface of the opening / closing member As shown in FIG. 7, the rod-shaped member 10 extends substantially parallel to the surface of the opening / closing member 20. They may be combined. Also in this case, it is preferable that the normal line L1 passing through the center of each end surface 22a, 24a of the large projecting piece 22 and the small projecting piece 24 intersect with the axis L2 of the rod-shaped member 10.
- the normal L1 and the axis L2 may be configured to intersect with each other in an orthogonal force gradient state.
- the rod-shaped member 10 is coupled so as to be rotatable with respect to the opening / closing member 20 while maintaining the intersection state of the normal line L1 and the axis L2, and the rod-shaped member is
- the member 10 may be configured so that it can be fixed at an arbitrary angular position by screwing or the like. According to this configuration, the apparent length of the bar-shaped member 10 in the horizontal direction can be adjusted according to the working environment, and the lid can be easily opened and closed even in a narrow place. Further, the rod-shaped member 10 itself can be configured to be expandable and contractible, so that workability and handleability can be improved.
- the shape of the vicinity of the distal end of the insertion portion 12 is not necessarily limited to the present embodiment as long as it has an elongated distal end surface 12a.
- Examples include (a) a smooth curved surface (e.g., an arc shape in a side view), (b) a convex portion formed on an end surface, and (c) a concave portion formed on an end surface. it can.
- the tip surfaces of the large projecting piece and the small projecting piece are not limited to a flat shape, but may be a curved shape. In this case, too, the extreme vicinity of the tip should be grasped as a rectangular tip surface. Can be.
- the shape of the large protruding piece and the small protruding piece in the vicinity of the distal end may be, for example, the same as the shape in the vicinity of the distal end of the insertion portion 12 shown in FIG.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Devices For Opening Bottles Or Cans (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004-107553 | 2004-03-31 | ||
| JP2004107553A JP2005289453A (ja) | 2004-03-31 | 2004-03-31 | 蓋開閉用工具 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2005100231A1 true WO2005100231A1 (ja) | 2005-10-27 |
Family
ID=35149900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2004/014396 Ceased WO2005100231A1 (ja) | 2004-03-31 | 2004-09-30 | 蓋開閉用工具 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2005289453A (ja) |
| WO (1) | WO2005100231A1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1908557A3 (en) * | 2006-10-04 | 2008-04-16 | Jimmy Miley | Wrench |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS3910995Y1 (ja) * | 1962-02-07 | 1964-04-25 | ||
| JPS50149458U (ja) * | 1974-05-25 | 1975-12-11 | ||
| JPS57193366U (ja) * | 1981-06-02 | 1982-12-08 | ||
| JPH0594198U (ja) * | 1992-05-24 | 1993-12-21 | コスモ石油株式会社 | 缶キャップ取り外し具 |
| JP3064119U (ja) * | 1999-05-20 | 1999-12-24 | アサヒビール株式会社 | ドラム缶蓋開閉用工具 |
| US6076435A (en) * | 1997-10-09 | 2000-06-20 | White, Sr.; Andrew C. | Tool for multiple purposes |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54182260U (ja) * | 1978-06-09 | 1979-12-24 | ||
| JPH0364119A (ja) * | 1989-08-01 | 1991-03-19 | Fujitsu Ltd | クロック断検出回路 |
-
2004
- 2004-03-31 JP JP2004107553A patent/JP2005289453A/ja active Pending
- 2004-09-30 WO PCT/JP2004/014396 patent/WO2005100231A1/ja not_active Ceased
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS3910995Y1 (ja) * | 1962-02-07 | 1964-04-25 | ||
| JPS50149458U (ja) * | 1974-05-25 | 1975-12-11 | ||
| JPS57193366U (ja) * | 1981-06-02 | 1982-12-08 | ||
| JPH0594198U (ja) * | 1992-05-24 | 1993-12-21 | コスモ石油株式会社 | 缶キャップ取り外し具 |
| US6076435A (en) * | 1997-10-09 | 2000-06-20 | White, Sr.; Andrew C. | Tool for multiple purposes |
| JP3064119U (ja) * | 1999-05-20 | 1999-12-24 | アサヒビール株式会社 | ドラム缶蓋開閉用工具 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1908557A3 (en) * | 2006-10-04 | 2008-04-16 | Jimmy Miley | Wrench |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2005289453A (ja) | 2005-10-20 |
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