JP2000052262A - Adjustable spanner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To quickly fasten/unfasten each bolt different in size. SOLUTION: This adjustable type spanner has a first grip end 11 and a second end, one stationary engaging part 14 having a first holding part 141 and a slender member 10 having a combining part 12 form the second end, the first end forms a second holding part 21, and the second end is formed out of a moving engaging part 20 to be connected with the second end of the slender member 10. An adjusting device 30 is interposed between the second end of the slender member 10 and the moving engaging part 20.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an adjustable spanner, and more particularly, to an adjustable spanner capable of fine adjustment.

[0002]

2. Description of the Related Art Conventionally, various spanners and pliers have been proposed. For example, U.S. Pat. No. 3,916,735 to Evans discloses a multifunctional ratchet spanner. When a force is applied to the spanner to tighten or loosely secure the object, the object to be fixed indicates the relationship between tight and loose tightening. In addition, the object to be fixed cannot be turned quickly and slowly or tightly. U.S. Pat. No. 5,55 to Mikic et al.
In 1,322, the thing to be fixed is turned slowly,
Tightening spanners are disclosed. U.S. Pat. No. 5,630,3 issued to Namoto
No. 44 discloses a type of side-entry type ratchet spanner, which is always convenient and effective to slowly or tightly turn an object to be fixed in a hard-to-reach place. is there.

The pliers disclosed in US Pat. No. 5,630,345 to Cicoteli are primarily pulled in one zig-zag engagement and parallel in the other engagement. The zigzag meshing is adjusted. The adjusting device is manual operation and automatic lock.

[0004]

However, the two meshes disclosed in these patents cannot be properly held between objects to be fixed therebetween.
Furthermore, if the pinching is too loose, the corner of the object to be fixed will be scratched. If the pinching is too loose, the tool operation will not work smoothly.

[0005] Improvements to conventional adjustable spanners are also sought to overcome the aforementioned disadvantages.

[0006]

SUMMARY OF THE INVENTION The present invention is to solve the above-mentioned conventional problems and is solved by the following means. According to a first aspect of the invention, an adjustable spanner has an elongated member. There is a first handle end and a second end, the second end having a single mating portion and a coupling portion. The adjustable spanner also has one moving interlock, the first end of which forms a pinch, the second end of which is mainly connected to the second end of the elongated member. . An adjustment device is provided between the second end of the elongate member and the moving engagement, and further provides a localization device for positioning the adjustment device. The localization device is a resilient device, the first end of which is connected to the adjustment device so as to position the adjustment device in a frictional manner. Its second end fits into one of two members, a rigid elongated member and a moving interlock.

In a preferred embodiment of the invention, the adjustment device includes a bolt having a first end and a second end. In the middle of the bolt is a circle, which has a first set screw in the moving engagement. In the first set screw, there is a first bolt passing through the first end of the bolt.
There is a horizontal hole. The circle has a number of alternating longitudinal ribs and a vertical groove, with the first end of the resilient device nested within the vertical groove.

[0008] In another embodiment of the invention, a cavity is provided in the elongate member, and the resilient device includes a single spindle. One storage section is provided at the first end and the second end in the empty room. And the elastic member of one storage in the vacant room is
The first end of the spindle is biased so that it engages one of the longitudinal grooves. The connecting portion of the elongated member has a pair of raised ears provided at intervals. The convex ear is provided with a matching hole to accommodate the second set screw.

The second end of the moving engagement portion may be provided with a pair of spaced-apart walls, the first portion of which has a first alignment hole for receiving a third set screw. The second part of the wall is provided with a second alignment hole so that the first
The set screw is stored. Then, a continuous portion is formed between the fixed engagement and the coupling portion. The connecting part is the third
Holes are provided for the set screws to pass through.

[0010] The pinching portion of the moving engagement portion can be one hook, the fixed engagement can be one hook, and the fixed engagement includes one hook-shaped pinching portion, and the moving engagement is By combining with the hook, you can fasten the object you want to fix quickly. According to a second aspect of the present invention, an adjustable spanner includes an elongated member. It has a first handle end and a second end. The second end is 1
Having two fixed interlocks, forming a moving interlock with the first pinch over the fixed interlock. The first end forms a second nip and the second end connects to the second end of the elongated member. The first and second pinching portions are hook-shaped and quickly hold an object to be fixed.

According to a third aspect of the present invention, an adjustable spanner includes an elongated member. It has a first handle end and a second end. The second end has one fixed interlock and one coupling. There is a first pinch on the fixed engagement portion. The first end of one moving engagement forms one second pinch, the second end being primarily connected to the second end of the elongate member. An adjusting device is provided between the second end of the elongate member and the moving engagement to engage the moving engagement by rotating the fixed engagement.

In addition, the adjustment device can be moved by including one fine adjustment device. The adjustment device can determine the position of the device when the second pinching part of the moving engagement part is moved slightly away from the fixed engagement part.
In a preferred embodiment of the invention, the adjusting device comprises one first
A bolt having an end and a second end is included. In the middle of the bolt is a circle with a first set screw in the moving engagement that has a first transverse hole passing through the bolt first end. And
A second set screw is provided in the coupling, and within the second set screw there is a second transverse hole passing through the bolt second end. This circle contains a number of alternating longitudinal ribs and longitudinal grooves.

The fine adjustment device includes a hollow cylindrical member and a claw member, the hollow cylindrical member having an eccentric hole and accommodating a second set screw. Moreover, it has one peripheral surface. A first end of the claw member is fixed at a peripheral surface of the cylindrical member. The second end is removably coupled to the circle. A peripheral surface of the hollow cylindrical member is provided with one first arc-shaped slot and a second arc-shaped slot partitioned by the first arc-shaped slot. The two arcuate slots each have a first edge and a second edge, and the pawl member includes one coupling surface. The two ends of the coupling surface are formed in two hooks. The first arc-shaped slot and the second arc-shaped slot are separately coupled to the first edge.

The connecting portion of the elongated member is provided with a pair of convex lugs at a distance, and the convex lugs are provided with alignment holes to accommodate the second set screw. There is a space between the two ears. The second end of the elongate member is provided with a chamber that connects to the space of the two lugs, and the localization device includes a ball and a spring in the chamber. The spring biases the sphere into engagement with one of the second edges of the first and second arcuate slots. The second end of the claw member and the adjusting device are connected, and the ball and the second end of the first arc-shaped slot are connected to each other so that the moving engagement can be finely adjusted before the ball and the second arc-shaped slot second end. The edge is simultaneously disengaged from the adjusting device at the second claw member edge. The second end of the moving engagement has a pair of spaced walls. A first portion of the wall is provided with a first alignment hole for receiving a third set screw. Also, a second portion of the wall is provided with a second alignment hole for receiving a first set screw. Furthermore, one connecting part is formed between the fixed engagement and the connecting part. Among them, a continuous hole is provided with a hole through which the third set screw passes.

[0015]

Next, embodiments of the present invention will be described with reference to the drawings. This will help to understand the objects, effects and advantages of the present invention. FIG. 1 is an exploded view of a first embodiment of the adjustable spanner of the present invention. FIG. 2 is a perspective view of the spanner in FIG. FIG. 3 is a diagram illustrating a force that the spanner head in FIG. 2 acts on one large bolt. FIG. 4 is a view similar to FIG. 3, showing the adjustable spanner of the present invention in a changed state. FIG.
FIG. 4 is a view showing a state in which an adjustable spanner is adjusted to pinch a small bolt, similarly to FIG. 3. 6 to 9
FIG. 7 is a view for explaining the operation of an adjustable spanner. FIG.
0 is a diagram illustrating an example of use of the adjustable spanner of the present invention. FIG. 11 is a diagram illustrating a second embodiment of the adjustable spanner of the present invention. FIG. 12 is a perspective view of the adjustable spanner of FIG. FIG. 13 and FIG.
FIG. 4 is a diagram illustrating fine adjustment of an adjustable spanner. FIG. 15 is a diagram illustrating an example of use of the adjustable spanner of FIG. 11.

First, a description will be given with reference to FIGS.
The first embodiment of the adjustable spanner of the present invention has one elongate member 10. And it has a first handle end 11 and a second end. The second end has one fixed interlock 14, and the fixed interlock 14 has one
41. This will be described in detail later. The second end of the elongate member 10 further has a coupling portion 12 in which a pair of spaced apart lugs 123 are provided. The convex ear 123 has a matching hole 122 formed therein, and there is a space 121 between the two. A lower concave connecting portion 13 is formed between the connecting portion 12 and the fixed engagement 14, and both surfaces thereof have a lower concave portion 131. Therefore, the thickness is thinner than the elongated member 10. The lower dent connecting portion 13 further has one lateral hole 1311.

The adjustable spanner also has one moving interlock 20. Its first end forms a pinch 21 and its second end has a pair of spaced walls 27.
have. There is a space 22 between the walls 27. At its first end, there is an alignment hole 2 for receiving the set screw 23.
21 is provided, and a aligning hole 222 for receiving the set screw 24 is provided at the second end.

The adjustable wrench also has one adjusting device 30. There is provided one bolt 32, which has a circle 31 in the middle. A number of vertical ribs 311 and vertical grooves 312 are formed on the circle 31. The adjustable spanner is
Further, it has an elastic device 40. In an embodiment of the present invention, elastic device 40 has a first end 41.
This will be described later.

The assembly will be described with reference to FIGS. The second end 42 of the elastic device 40 is inserted into the empty space 15 (see FIG. 3) inside the movable engagement portion 20. A set screw 25 having a lateral screw hole 251 is inserted into the hole 122. Another set screw 24 having a transverse screw hole 241 is inserted into the hole 222. Thereafter, the two ends of the bolt 32 of the adjusting device 30 are aligned with the horizontal screw holes 251 and 241. Next, the hole 2212 of the moving engagement portion 20 and the hole 1311 of the lower concave connecting portion 13 are aligned. Then, the set screw 23 is inserted into the holes 221 and 1311. By rotating the fixed engagement portion 14, the movable engagement portion 20 can be adjusted. It should be noted that the lower recessed portion 13 is located in the space 22 of the movable engagement portion 20, and the wall 27 is located on both sides of the lower recessed portion 13.

As shown in FIG. 3, the first
The end 41 enters one of the longitudinal grooves 312 of the circle 31 and is aligned with the moving engagement 20 by positioning the fixed engagement 14. The first end of the resilient device 40 and another longitudinal groove 312 are coupled unless a significant force is applied to the circle 31 to overcome the force of the resilient device 40. When the moving engagement part 20 is adjusted and the object (for example, bolt) to be fixed is completely sandwiched,
The circle 31 is moved in the opposite direction, and the elastic device 40 is moved.
The first end 41 defines the position of the engaging portion 20 and the fixed engaging portion 14 that move through the three vertical grooves 312, firmly positions the bolt, and can be pinched without too loose or too tight. . The holding portions 21 and 141 are hook-shaped and can hold an object to be quickly fixed.

FIG. 4 shows a modified embodiment of the present invention. The resilient device 40 can replace the spindle 50. One end of the spindle 50 is housed in one of the cavities 15 ′ inside the elongated member 10, and the second end is housed in one of the vertical grooves 312. Further, a resilient member 60 is provided in the empty space 15 ′, and the spindle 50 is placed upward to be connected to one of the vertical grooves 312.

A description will be given with reference to FIG. The circle 31 can be turned. Set the moving engagement part 20 to the set screw 2
3 pivots. Therefore, the moving engagement unit 20
Is the pinching portion 21, the pinching portion 14 of the fixed engagement 14
Change the distance between 1 And, the adjustable spanner of the present invention can sandwich fixed objects of different sizes as shown in FIG.

The operation will be described with reference to FIG. The user moves the elongate member 10 in one direction (for example, clockwise), and slowly or tightly turns over a certain angle to securely fix the bolt between the fixed engagement 14 and the movable engagement portion 20. . Thereafter, if the elongate member 10 is disturbed during operation, the user can turn the elongate member 10 in the opposite direction (eg, counterclockwise) (FIG. 7). Disappears. The pinch portion 141 therein separates from the corner “4” and moves toward the corner “3”, and at the same time, the clip portion 21 separates from the corner “1” and moves toward the corner “0” as shown in FIG. Move up to. The user can again operate the elongated member 10 in the clockwise direction as shown in FIG. Note that there is one gap between the locking engagement 20 and the bolt, and moving it in the opposite direction from the spanner does not require that the spanner be disengaged from the bolt. In this example,
The wrench moves 60 ° in the opposite direction, but it is necessary to move an even greater angle. For example,
Angles even greater than 120 ° are required.

According to the above description, the spanner of the present invention can be adjusted quickly and simply by turning the circle 30 slightly, and can firmly fix a fixed object. . In addition, the elastic device 4
0,50 can define the position of the moving interlock 20 and moving the circle 30 in the opposite direction causes the first end 41 of the resilient device 40 to cross the three longitudinal ribs 311. An object to which the spanner is to be firmly fixed can be sandwiched between the fixed engagement 14 and the movable engagement portion 20.
That is, fine adjustment of the spanner can be performed. In addition,
The spanner head, or fixed engagement 20, is very small and can therefore be used in tight spaces. In addition, the sandwiching portions 21 and 141 can quickly sandwich an object to be fixed.

FIGS. 11 and 12 illustrate an adjustable spanner according to a second embodiment of the present invention. The adjustable wrench includes one elongate member 10 having a first handle end 11 and a second end, the second end having one fixed interlock 14, and the fixed interlock 14 having a hook-like shape. Pinching part 14
1 inclusive. The second end of the elongate member 10 has one more
There are two connecting portions 12, in which convex ears 123 are provided at a pair of intervals. The convex ear 123 has a matching hole 122 and a space 121 between the two. One lower concave connecting portion 1 is provided between the coupling portion and the fixed engagement 14.
3 are formed, and each of the two surfaces has a lower recess 131. Therefore, the thickness is smaller than the elongated member 10. The lower recess continuous portion 13 further includes a lateral hole 1311.

The adjustable spanner further includes one moving interlock 20. The first end forms a hook-shaped sandwiching portion 21 and the second end has a pair of spaced walls 27. There is a space 22 between the walls 27,
Its first end houses a set screw 23. In addition, an alignment hole 221 is provided. The second end is provided with an alignment hole 222 for receiving the set screw 24. The moving engagement part 20 further has a coupling surface 26 in the vicinity of one second pinching part 21. Tighten or loosen them so that they come into close contact with the object you want to secure.

The adjustable spanner still includes one adjusting device 30. It has one bolt 32, with a circle 31 in the middle of the bolt. Circle 3
On 1 are a number of alternating vertical ribs 311 and vertical grooves 312. The adjustable wrench further includes a spring 124 and a ball 126 and is housed in a chamber 125 (see FIG. 13) in the second end of the elongated member 10.
And a space 121 between the convex ear 123 and the convex ear 123 are connected.

The hollow cylindrical member 28 is rotatably received in the aligning hole 122 and has an eccentric vertical hole 284 (FIG. 12). Then, a set screw 25 having a horizontal screw hole 251 is rotatably accommodated. The peripheral surface of the hollow cylindrical member 28 is provided with two partitioned arc-shaped slots 281 and 282, each of which has two edges 281a,
281b, 282a, and 282b. In addition,
One claw member 29 is fixed on the hollow cylindrical member 28 with one screw 294. The first end of the claw member 29 has a coupling surface 291, and the second end is provided with coupling teeth 295. The two ends of the coupling surface 291 are divided into two hooks 29
2, 293 are formed, and are separately coupled to the first edges 281a, 282a of the arc-shaped slots 281, 282.

The assembly will be described with reference to FIGS. The set screw 25 is inserted into the hollow cylindrical member 28, and the hollow cylindrical member 28 is inserted into the alignment hole 122. Thereafter, the claw member 29 is placed on the hollow cylindrical member 28, and the hooks 292 and 293 at the first end of the claw member 29 therein are connected to the edge 281 of the two arc-shaped slots 281 and 282.
a and 282a. Then, it moves together with this as shown in FIG. The two ends of the bolt 32
It couples to set screws 25 and 24, respectively.

Thereafter, the hole 221 of the moving engagement portion 20 is moved.
And the hole 1311 of the lower concave connecting portion 13 are aligned, and the set screw 2
3 into the holes 221 and 1311 and
0 are connected by pivoting to a fixed interlock 14. The lower recessed connecting portion 13 is accommodated in the space 22 of the moving engagement portion 20, and the wall 27 is located separately on both side surfaces of the lower recessed connecting portion 13. As shown in FIG.
Couples one of the edges 281b, 282b with the sphere 126 biased. This will be described later.

FIG. 15 illustrates the case where the adjustable spanner according to the second embodiment of the present invention is applied to objects of different sizes to be fixed. Here, the necessary adjustment is to slightly turn the circle and set screws 25 and 2
Just move 4. For this reason, the fixed engagement 14
By moving, it is adjusted to the moving engagement part.
In this manner, a firmly fixed object can be sandwiched between the coupling surface 26 and the sandwiching portions 21 and 141.

In use, before the object to be fixed (for example, a bolt, FIG. 15) is tightly clamped, the pawl member 29 is pushed to the vertical position 13 and the ball 126 is moved to the edge 28 of the arc-shaped slot 282.
And 2b. The user can adjust the position of the moving engagement portion 20 and tightly sandwich the object to be fixed (FIG. 15). In the set screw 25, a gap L is formed between the circle 31 in the eccentric hole 284 accommodated in the hollow cylindrical member 28 and the coupling portion 12 (FIG. 13). However, furthermore,
Before making fine adjustments, note that you cannot quickly move, loosen or tighten the object you want to fix. At this time, the user can press the claw member 29 below the circle 31 as shown in FIG. The connecting teeth 295 and the circle 31 therein are firmly connected. The sphere 126 leaves the edge 282b, slides on the surface of the hollow cylindrical member 28, and then joins with the other edge 281b. Eventually, the hollow cylindrical member 28 brings the bolt 32 to the left, and the circle 31 and the joint 1
The gap L between the two is shortened. Eventually, the disappearing and moving interlock 20 will move slightly away from the object to be fixed and the excess gap therebetween allows the object to be fixed to be loosened and tightened quickly. More specifically, the functions of the claw member 29 and the cylindrical member 28 are similar to those of the fine adjustment device in that the second holding portion 21 of the engagement portion 20 that moves by operating the adjustment device 30 is slightly fixed to the first holding portion of the engagement 14. It should be far away from the part 141. It should be understood that the spring 124 and the ball 126 provide a localizing effect to the moving engagement portion 20 to pinch an object that is to be firmly fixed after the fine adjustment is completed.

To illustrate what has just been described, the adjustable spanner of the present invention can quickly clamp objects of different sizes to be fixed. Then, the distance between the first holding portion 141 and the second holding portion 21 of the engaging portion that moves at a general speed is adjusted. After the holding, the claw member 29 is pressed, and the fine adjustment is completed. Under the action of 124 and ball 126, a localization effect is provided between the object to be fixed and the adjustable spanner. Therefore, it is possible to fasten or loosen an object to be fixed quickly. The user also does not have to move the object he wants to fasten, only after slowly adjusting the gap. Furthermore, the sandwiching portions 21 and 141 are fast and can sandwich an object to be fixed.

While the preferred embodiment of the invention has been described above, many different modifications are possible without departing from the spirit and scope of the invention.

[Brief description of the drawings]

FIG. 1 is an exploded view of a first embodiment of an adjustable spanner according to the present invention.

FIG. 2 is a perspective view of a spanner in FIG.

FIG. 3 is a view showing a force applied to one large bolt by a spanner head in FIG. 2;

FIG. 4 illustrates the adjustable wrench of the present invention in a changed state.

FIG. 5 is a view showing a state where an adjustable spanner is adjusted to sandwich a small bolt.

FIG. 6 is a diagram illustrating the operation of an adjustable spanner.

FIG. 7 is a diagram illustrating the operation of an adjustable spanner.

FIG. 8 is a diagram illustrating the operation of an adjustable spanner.

FIG. 9 is a diagram illustrating the operation of an adjustable spanner.

FIG. 10 is a diagram illustrating an example of use of the adjustable spanner of the present invention.

FIG. 11 is a view illustrating a second embodiment of the adjustable spanner of the present invention.

FIG. 12 is a perspective view of the adjustable spanner of FIG. 11;

FIG. 13 is a diagram illustrating fine adjustment of the adjustable spanner of FIG. 11;

FIG. 14 is a diagram illustrating fine adjustment of the adjustable spanner of FIG. 11;

FIG. 15 is a diagram illustrating an example of use of the adjustable spanner of FIG. 11;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Elongated member 11 1st handle end 12 Connecting part 123 Convex ear 122 Alignment hole 14 Fixed engaging part 20 Moving engaging part 21 Nipping part 24 1st set screw 241 1st side hole 25 2nd set screw 251 1st side hole 27 Wall 28, 29 Fine adjustment device 281 First arc-shaped horizontal hole 282 Second arc-shaped horizontal hole 30 Adjustment device 31 Circle 311 Vertical rib 312 Vertical groove 32 Bolt 40, 50 Elastic device

Claims (20)

[Claims] 1. An elongated member 10 having a first handle end at one end and a second end at the other end, a fixed engaging portion 14 and a coupling portion 12 provided at the second end, and one end forming a sandwiching portion. , A movable engagement portion 2 having the other end connected to the second end
0, one adjusting device 30 is provided between the second end of the elongate member and the moving engagement portion, and a localization device 40, 50, 60 for positioning the adjusting device is provided. Adjustable spanner. 2. The adjustable wrench according to claim 1, wherein the localization device comprises an elastic device, one end of the elastic device slidably abutting the adjustment device and the other end of the elastic device.
Is an adjustable wrench inserted into one of the elongated member 10 and the moving interlock 20. 3. The adjustable spanner according to claim 1, wherein the adjusting device 30 has a bolt 32 and a circle 31 provided between the bolts, and one end of the bolt has the movable engagement portion. The other end of the bolt is inserted into a horizontal hole provided in a second set screw formed in the coupling portion 12, and the other end of the bolt is inserted into a horizontal hole formed in a first set screw provided in the Possible wrench. 4. The adjustable wrench according to claim 3, wherein the circle 31 has a plurality of alternating longitudinal ribs 311 and longitudinal grooves 312, one end of a resilient device 40 being connected to the longitudinal groove. An adjustable wrench adapted to engage one of the 312s. 5. An adjustable wrench according to claim 4, wherein one cavity is formed in the moving engagement part 20, the resilient device 40 comprises a hollow resilient tube, one end 41 of which is vertical. An adjustable spanner that fits into one of the orientation grooves 312 and has the other end 42 in the chamber. 6. An adjustable spanner according to claim 4, wherein a cavity 15 is provided in the elongated member 10 and the resilient devices 50, 60 have a spindle 50, one end of which is contained in the cavity. An adjustable spanner, the other end of the spindle being biased by a resilient member 60 in the chamber to abut the longitudinal groove 312. 7. An adjustable wrench according to claim 3, wherein the elongated member connection has a pair of spaced-apart raised ears, the raised ears receiving set screws. An adjustable spanner having a hole 122 formed therein. 8. The adjustable wrench according to claim 3, further comprising a pair of spaced-apart walls 27 at a second end of the moving engagement portion 20 and a third portion at a first portion of the walls. A first alignment hole 221 for receiving the set screw 23 is formed, a second alignment hole 222 for receiving the first set screw is formed in the second portion, and the fixed engagement portion 14 and the coupling portion 12 are formed. And a connecting portion 13 is formed between the connecting portions.
An adjustable spanner in which a hole 1311 for inserting the set screw 23 is formed. 9. The adjustable wrench according to claim 3, wherein the moving engagement portion has a hook-shaped pinch portion and the fixed engagement portion has a hook-shaped pinch portion. Expression spanner. 10. An elongated member 10 having a handle end at a first end and a fixed engaging portion at a second end, a first sandwiching portion 141 formed at said fixed engaging portion, and a first end at one end. And a movable engaging portion 20 having the other end connected to the second end of the elongated member. The first holding portion 141 and the second holding portion 21 Adjustable spanner with hook shape. 11. An elongated member 10 having a first handle end 11 and a second end, said second end having one fixed interlocking portion 14 having a first pinching portion 141 and a coupling portion 12;
A movable engagement portion 20 having a first end forming a second nip 21 and a second end connected to a second end of the elongate member 10.
An adjusting device 30 is provided between the second end of the elongate member 10 and the moving engagement portion, and the fixed engagement portion is rotated to align with the moving engagement portion; and
Having fine adjustment devices 28 and 29 for adjusting the adjustment device,
An adjustable wrench having a second jaw of the moving jaw having a first jaw of the fixed jaw and a localization device 124, 126 for positioning the adjustment device. 12. The adjustable wrench according to claim 11, wherein the adjustment device has a first end and a second end, and has a bolt 32 having a circle 31 in a central portion thereof, wherein the movable engagement has a first bolt. The first set screw is provided with a first lateral hole 241 through which the first end of the bolt is inserted, and the joint is provided with a second set screw 25. An adjustable spanner having a second lateral hole 251 formed in the second set screw through which a second end of the bolt 32 is inserted. 13. An adjustable spanner according to claim 12, wherein the circle 31 has a plurality of alternating longitudinal ribs 311 and longitudinal grooves 312. 14. The adjustable spanner according to claim 12, wherein the adjusting device comprises a fine adjusting device having one hollow cylindrical member and one claw member 29, wherein the hollow cylindrical member is a second adjusting member. One eccentric hole 2 to accommodate two set screws
84, and the first end of the claw member 29 is connected to the cylindrical member 2.
An adjustable wrench fixed to the outer peripheral surface of 8 and having a second end detachably connected to said circle 31. 15. The adjustable wrench according to claim 14, wherein a first arcuate slot 281 is formed in a side wall surface of the hollow cylindrical member 28 and a second arcuate slot isolated from the first arcuate slot. Hole 28
2 are formed, the two arc-shaped slots respectively having a first edge 281a, 282a and a second edge 281b, 282b.
An adjustable wrench having a mating surface having two hook portions engaging the first edges of the first and second arcuate slots, respectively. 16. The adjustable spanner according to claim 15, wherein the coupling portion 12 of the elongated member 10 has a pair of spaced-apart convex ears 123, wherein the convex ears include An adjustable wrench having an alignment hole 122 formed in the space 121 for receiving the set screw 25. 17. The adjustable wrench according to claim 16, wherein the second end of the elongated member is connected to the space 121 between the raised ears, and the positioning device comprises a cavity 125 formed in the elongated member. 126 and spring 124 housed in
An adjustable spanner, wherein said spring engages said sphere with one of the second edges 281b, 282b of the first arcuate slot 281 and the second arcuate slot. 18. The adjustable spanner according to claim 17, wherein the second end of the pawl member 29 engages with the adjustment device 30, and the ball 126 and the second end of the first arcuate slot 281. Rim 28
An adjustable spanner in which the engaging portion 20 that moves by engagement of the engagement portion 1b can be finely adjusted. 19. The adjustable wrench according to claim 17, wherein the moving engagement portion 20 makes a fine adjustment before making a fine adjustment.
Sphere 126 and second edge 282b of second arcuate slot 282
And an adjustable spanner wherein the second end of the pawl member 29 is simultaneously disengaged from the adjusting device 30. 20. The adjustable wrench of claim 12, wherein the second end of the moving engagement portion has a pair of spaced walls 27 and a third stop on the first wall. A first alignment hole 221 for receiving a screw is formed, and a second alignment hole 221 is formed.
Second alignment holes 22 for receiving first set screws
2 is formed, a connecting portion 13 is formed between the fixed engaging portion 14 and the connecting portion 12, and the connecting portion is formed by the third set screw 2
An adjustable wrench provided with a hole 1311 through which 3 passes.