JPH0644604Y2 - Oil filter wrench - Google Patents

Description

[Detailed description of the device]

[0001]

[Industrial application] This invention is an oil filter wrench,
Particularly, the present invention relates to an oil filter wrench in which the number of available oil filter diameters is increased and the area is expanded.

[0002]

2. Description of the Related Art Conventionally, as this type of device, one shown in FIGS. 5 to 7 has been known. 5 is a front view showing a conventional oil filter wrench, FIG. 6 is a side view of the same, and FIG.
[Fig. 4] is a perspective view showing the holder and a claw member. In the figure,
Reference numeral 1 is an oil filter wrench, 2 is a main body of the oil filter wrench 1, 3 and 4 are first and second parallel shaft rods and a second shaft rod provided on the main body 2, and 5 is a belt, which is made of an elastic material. 6 is a front end portion of the belt 5 and 7 is a base portion side thereof. The claw 9 of the claw member 8 attached to the tip portion 6 of the belt 5 is hooked on the first shaft rod 3 in a detachable manner. In this conventional example, the claw member 8 has three claws 9a. , 9b, 9c are provided, and a case will be described in which any one of these claws 9 is selected and can be hooked on the first shaft rod 3. Second shaft rod 4
A holder 10 holding a base side 7 of the belt 5 is axially attached to the holder 10. In this conventional example, the base side 7 of the belt 5 is held with respect to the holder 10 along the length direction of the belt 5. The rivet members 11 and 11 are respectively caulked and fixed at two positions, so that the base of the belt 5 is held by the holder 1.
It does not rattle against 0 and cannot rotate. 12 is a stopper and 13 is a pin. while using it,
By selecting any one of the three claws 9a, 9b, 9c and engaging the first shaft rod 3, three different winding diameters of the belt 5 can be obtained. It can be used to attach and remove oil filters having three different outer diameters.

The operation will be described. For example, when an unillustrated cartridge type oil filter is screwed to a screw body provided on the engine block side of an automobile, an oil filter having a winding diameter of the belt 5 portion is formed according to the outer diameter of the oil filter. Select the wrench 1 and fit the belt 5 around the outer circumference of the oil filter when using
By gripping and rotating it to the left and right alternately, the screw part that is fixed by screws can be loosened, and the oil filter can be attached or removed.

[0004]

However, in the conventional oil filter wrench 1, the oil filter wrench 1 is locked to the first shaft rod 3
Even those having individual claws 9a, 9b, 9c have a wide range of dimensions of the target oil filter outer diameter, and have various dimensions from a relatively small dimension to a considerably large dimension, For this reason, there is a drawback in that a large number of oil filter wrenches 1 having different sizes must be prepared. The outer diameter dimension area of each oil filter wrench 1 is limited. On the other hand, even if the outer diameter dimension of the oil filter is slightly different, the sizes tend not to match. When selecting a filter wrench, there is a problem that it is troublesome.

The present invention has been made in order to solve such a problem, and the base of the belt is rotatably attached to the holder, and the holder is attached from one side of the main body to the other side. The number of belt winding diameters that can be obtained with one oil filter wrench can be increased and the area of the winding diameter can be expanded, and the structure is simple and the oil filter wrench is easy to operate. It is intended to be provided to.

[0006]

Therefore, the present invention has a first shaft rod and a second shaft rod provided in the body of an oil filter wrench, and a belt, and the tip of the belt is attached to the first shaft rod. An oil filter wrench in which a retainer having a belt base attached to a second shaft is pivotally attached by hooking a claw of a claw member attached to the holder to the retainer. By being rotatably attached to the holder, and the holder is configured to be rotatable from one side of the main body to the other side,
The above-mentioned object is achieved.

[0007]

With the above construction, when the claw is separated from the first shaft rod, the base of the belt is rotated with respect to the holder, and the holder is rotated from one side of the main body to the other side. Therefore, by hooking the desired claw on the first shaft rod, the winding diameter on the other side is different from the winding diameter on the one side. For example, if there are 3 claws, a total of 6 winding diameters can be obtained on both sides. The number of available winding diameters can be increased and the area can be expanded.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An oil filter wrench according to an embodiment of the present invention will be described below with reference to the drawings. 1 is a front view showing an oil filter wrench according to an embodiment of the present invention, FIG. 2 is a side view thereof, FIG. 3 is a front view showing a state in which the holder is moved to the other side, and FIG. It is a schematic diagram which shows the process of changing a winding diameter. The same parts or corresponding parts as in the conventional example shown in FIGS. 5 to 7 are represented by the same reference numerals to avoid duplication of description. In the figure, 14 is a holder for holding the base portion 7 of the belt 5, and 15 is a rivet to which the base portion 16 of the belt 5 is rotatably attached to the holder 14.
The center line of the rivet 15 is located in a direction perpendicular to the opposing surfaces of the base 7 of the belt 5 and the holder 14. The rivet 15 holds the base portion 16 of the belt 5 with respect to the holder 14 so as to be rotatable about the center line of the rivet 15. Further, the holder 14 is configured to be rotatable from one side of the main body 2 to the other side. Hereinafter, the side where the belt 5 is at the position shown in FIG. 1 with respect to the main body 2 is referred to as one side of the main body 2, and the belt 5 is the main body 2.
On the other hand, the side at the position shown in FIG. 2 is called the other side of the main body 2.

The operation will be described. When using, first select one of the three claws 9a, 9b, 9c
3 different belts by hooking on the shaft rod 3 of
The winding diameters of the parts can be obtained and can be used for attaching and detaching an oil filter having three different outer diameters (hereinafter simply referred to as diameters) corresponding to these winding diameters. Now, when the belt 5 is on one side of the main body 2 shown in FIG. 1, when the pawl 9 engaged with the first shaft rod 3 is removed, as shown in FIG. The main body 2 can be rotated from one side to the other side. And belt 5
Since the base 16 of the base 16 is rotatably held by the holder 14, the belt 5 can be rotated around the rivet 15 of the base 16. Next, the procedure for changing the winding diameter of the belt 5 will be described in detail with reference to the example shown in FIG. (A)
Shows a state in which the holder 14 to which the belt 5 is attached is on one side of the main body 2. In this state, when the claw 9 is removed from the first shaft rod 3, as shown in (b). The belt 5 is extended, then the belt 5 is rotated 180 ° around the rivet 15 of the base 16 (c), and the holder 14 is further rotated around the second shaft 4 to move to the other side ( d),
By winding the belt 5 and hooking one of the claws 9 on the first shaft rod 3, different winding diameters can be obtained (e).

[0010]

[Table 1]

Table 1 shows winding diameters obtained in one embodiment when the belt 5 is on one side of the main body 2 and on the other side. Here, 1 is the length of the belt 5 (FIGS. 1 and 3) mi is an arc (i = 1, 2, 3) n belt whose winding diameters between the tip portion 6 and the claw of the belt 5 are d _i and D _i , respectively Arc displacement of the rivet 15 due to movement from one side of the five parts to the other side d _i Winding diameter when on one side D _i Winding diameter when on the other side Then, the formula (1 in Table 1 ), The obtained winding diameter is larger when the belt 5 is located on the other side of the main body 2 than when the belt 5 is located on one side of the main body 2. The difference is considered to correspond to n / π. Therefore, in this embodiment, in addition to obtaining six winding diameters, the number of diameters available with one oil filter wrench is increased, and
It is understood that the area is expanded.

According to the oil filter wrench of the embodiment of the present invention, the oil filter wrench 1 has a first shaft rod 3 and a second shaft rod 4 provided on the main body 2 and a belt 5,
The shaft rod 3 has a claw member 8 attached to the tip 6 of the belt 5.
Is an oil filter wrench in which a holder 14 holding a base 16 of a belt 5 is axially attached to the second shaft rod 4 by hooking the claws 9a, 9b, 9c of the belt 5 in a detachable manner. A rivet 15 rotatably holding a base 16 of the holder 14 is provided, and when the claw 9 is separated from the first shaft 3, the holder 14 is moved from one side of the main body 2 to the other side. The number of winding diameters obtained by one oil filter wrench 1 can be increased and the area can be expanded, and the structure is simple and the operation is easy. It has the effect of being able to.

(Other Embodiments) In the above embodiment, as an example of the procedure for changing the winding diameter of the belt 5 part, when the holder 14 to which the belt 5 is attached is on one side of the main body 2, After removing the pawl from the first axle 3, attach the belt 5 around the rivet 15 by 180
The case where the holder 14 is rotated and then the holder 14 is rotated around the second shaft 4 has been described. First, the holder 14 is rotated around the second shaft 4, and then the belt 5 is riveted. Needless to say, it may be rotated 180 degrees around 15.

[0014]

As described above, in the oil filter wrench of the present invention, the base of the belt is rotatably attached to the holder when the claw at the tip of the belt is disengaged from the first shaft. By rotatably configuring the main body from one side to the other side, the number of winding diameters obtained with one oil filter wrench can be increased and the diameter range can be expanded, so that the oil to be used can be used. The number of filter diameters and areas can be expanded. Therefore, the number of oil filter wrenches to be prepared for work can be small, and the oil filter wrenches having a simple structure and easy operation can be provided at low cost.

[Brief description of drawings]

FIG. 1 is a front view showing an embodiment.

FIG. 2 is a side view showing an embodiment.

FIG. 3 is a front view showing a state where the holder of one embodiment is moved to the other side.

FIG. 4 is a schematic view showing a means for changing a winding diameter of a belt portion.

FIG. 5 is a front view showing a conventional example.

FIG. 6 is a side view showing a conventional example.

FIG. 7 is a perspective view showing a holder and a claw member of a conventional example.

[Explanation of symbols]

 1 Oil Filter Wrench 2 Main Body 3 First Shaft Rod 4 Second Shaft Rod 5 Belt 6 Tip Part 8 Claw Member 9, 9a, 9b, 9c Claw 14 Holding Tool 15 Rivet 16 Base

Claims (1)

[Scope of utility model registration request] 1. A first shaft rod and a second shaft rod provided on a main body of an oil filter wrench, and a belt, and a claw of a claw member attached to a tip portion of the belt is engaged with the first shaft rod. What is claimed is: 1. An oil filter wrench, comprising a holder, which is detachably hooked, and a base of a belt is attached to a second shaft rod, the base of the belt being rotatably attached to the holder. An oil filter wrench, wherein the tool is configured to be rotatable from one side of the main body to the other side.