JP2000108855A - Cable perpendicular pulling parking brake - Google Patents

Abstract

PROBLEM TO BE SOLVED: To omit a leaf spring for undetachably engaging a cable to a first lever member in a cable perpendicular pulling parking brake having first and second lever members rotatably connected around a connecting pin parallel to a parking plate and engaged with a pair of brake shoes and adapted to actuate a parking brake by pulling the cable connected to the first lever member in a direction perpendicular to the parking plate. SOLUTION: First guides 86a and 86b and a second guide 88 are provided in a first lever member 74, a bending part (third guide) 96 is provided in a second lever member 76, the hooking member 68 of the tip of a cable 40 inserted from a through-hole 60 is moved along the second guide 88 as indicated by (a). When reaching the first guides 86a and 86b as indicated by (b), the cable 40 is pulled, and fitted into a hooking part 82 from an opening part 84 having a smaller width dimension than the diameter dimension of the hooking part 68.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a parking brake, and more particularly to an improvement in a parking brake for pulling a parking brake cable at a right angle, wherein the parking brake cable is pulled in a direction substantially perpendicular to a backing plate to activate the parking brake.

[0002]

2. Description of the Related Art (a) A backing plate, (b) a pair of brake shoes arranged to be openable on the backing plate, and (c) a relative rotation about a connecting pin substantially parallel to the backing plate. A first lever member and a second lever member operatively connected to each other, the first lever member and the second lever member being disposed between one ends of the pair of brake shoes; An expanding mechanism engaged with a brake shoe, and (d) a first lever which is inserted into a brake shoe side from a cable insertion portion provided on the backing plate and provided at a tip thereof. The first lever member and the second lever member are hooked on the cable hooking portion of the member and pulled in a direction substantially perpendicular to the backing plate, thereby connecting the first lever member and the second lever member to the connection pin. Instead, a parking brake cable having a parking brake cable which is relatively rotated to open the pair of brake shoes is known.

FIGS. 3 to 5 show an example of a drum-in-disk brake in which a drum brake for a parking brake is incorporated in a disk brake, which is for a right wheel. The right side of FIG. is there. FIGS. 4 and 5 are cross-sectional views taken along the line IV-IV in FIG.
It is a figure corresponding to a cross section. In these figures, a pair of first brake shoes 12 and second brake shoes 14 are arranged on the backing plate 10 so as to be expandable by shoe hold-down devices 16 and 18, respectively.
An expansion mechanism 20 and a tension coil spring 22 as a return spring are disposed between one ends of the brake shoes 12 and 14, while a strut 24 and a tension coil spring are disposed between the other ends. 26
Are arranged. The strut 24 is provided with a shoe gap adjusting mechanism, and can be expanded and contracted in the axial direction by screws.

The expanding mechanism 20 has a first lever member 32 and a second lever member 34 which are connected at one end to be relatively rotatable by a connecting pin 30 as shown in detail in FIG. Are disposed in a posture substantially parallel to the backing plate 10. The first lever member 32 is formed of two metal plates, and one end side connected to the connection pin 30 is integrally laminated so as to be in close contact with each other, and is engaged with the first brake shoe 12. While an engaging portion (recess) 36 to be engaged is provided,
The other end portions are provided with a cable hooking portion 38 separated from each other by a predetermined dimension. The cable retaining portion 38 includes a pair of metal plates formed of a parking brake cable 40 (FIG. 4,
(See FIG. 5), and is spaced apart from the backing plate 10 by a predetermined width dimension which is larger than the outer diameter and smaller than the width dimension of the hooking member 42 fixed to the front end thereof. A recess 44 is provided at the upper edge in FIG. 6A, and the locking member 42 is positioned and held in the recess 44. The locking member 42 is a parking brake cable 40 in this example.
It has a quadrangular prism shape whose one side is longer than the outer diameter of.
FIGS. 4 and 5 show a state before the parking brake cable 40 is connected (locked) to the expansion mechanism 20.

The second lever member 34 is formed by bending a single metal plate into a substantially U-shape, and the first lever member 32 is provided inside the second lever member 34. A U-shaped coupling concave portion 46 rotatably engaged with the coupling pin 30 is provided, while the other end portions are integrally laminated so as to be in close contact with each other, and the second brake shoe 14 (Recess) 48 to be engaged with
Is provided. A leaf spring 50 bent in a predetermined shape is attached to the second lever member 34 to guide the parking brake cable 40 to the cable hooking portion 38 of the first lever member 32 and to temporarily hold the cable. The locking member 42 inserted into the concave portion 44 of the portion 38 does not come off from the concave portion 44. 6A is a front view, FIG. 6B is a left side view of the left side of FIG. 6A, and FIG.
(D) is a plan view in which a part of the second lever member is cut away in (c).

Here, the expanding mechanism 20 includes an anchor member 58 integrally fixed to a vehicle carrier 54 (see FIG. 5) by a plurality of bolts 56 in a notch 52 formed in the backing plate 10. The anchor member 58 is provided with an insertion hole (corresponding to a cable insertion portion) 60 through which the parking brake cable 40 is inserted. Further, the cable hooking portion 38 is located at a portion substantially coincident with the insertion hole 60 in a direction substantially perpendicular to the backing plate 10, and the hooking member of the parking brake cable 40 is made according to the procedure shown in FIG. 42 is a cable hook 38
Can be hooked. That is, in FIG. 7B,
When the parking brake cable 40 is inserted into the insertion hole 60 and is pushed in while being inclined toward the leaf spring 50, the latching member 42 elastically deforms the leaf spring 50 as shown in FIG. It can be moved between one lever member 32. Then, when the hooking member 42 protrudes above the first lever member 32, the leaf spring 50 causes the cable hooking portion 3 to protrude.
8 and reaches the inside of the cable hooking portion 38 as shown in FIG.
Of the hook member 42 is prevented from coming off from the inside of the recess 44. On the back of the second lever member 34, a peephole 61 for confirming that the hooking member 42 is hooked on the cable hooking portion 38 is provided. FIG. 7E is a perspective view of the vicinity of the cable hook 38 and the hook member 42 in FIG. 7D. Further, each cross-sectional view of FIG. 7 is a cross-sectional view of the same portion as FIG.

[0007] The parking brake cable 40 hooked on the cable hooking portion 38 in this manner is substantially perpendicular to the backing plate 10 in accordance with the operation of an operating member (operating lever or the like) in the vehicle compartment, that is, FIG. d), the first lever member 32 is rotated toward the backing plate 10 with the connecting pin 30 as a fulcrum, whereby the first brake shoe 12 is pushed outward, and the disk rotor 62 (see FIG. 4). ) Is pressed against the inner peripheral surface to generate a braking force. When the connecting pin 30 is moved rightward in FIG. 7D by the reaction force using the engaging portion 36 with the first brake shoe 12 as a fulcrum, the second lever member 3
4 is also moved rightward, and the second brake shoe 14 is pushed outward and pressed against the inner peripheral surface of the disk rotor 62 to generate a braking force. The disk rotor 62 has a cylindrical drum portion 62 inside a flat disk portion 62a.
b, and the brake shoes 12, 14 are pressed against the inner peripheral surface of the drum portion 62b. Note that a dust cover 64 extending to the outer peripheral side is integrally attached to the backing plate 10.

[0008]

However, such a conventional cable right-angle pulling parking brake requires a leaf spring, and thus is not always satisfactory in terms of the number of parts and the manufacturing cost. Also,
When the parking brake is released, the first lever member comes into contact with the leaf spring, and the leaf spring may rattle and generate abnormal noise.

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and has as its object to omit a leaf spring to reduce manufacturing costs and prevent generation of abnormal noise.

[0010]

In order to achieve the above object,
For this purpose, the present invention provides (a) a backing plate;
A pair of shakers that can be extended on the backing plate
And (c) substantially parallel to the backing plate.
First lever connected rotatably relative to the connection pin
A member and a second lever member;
A first lever portion disposed between one ends of the shoe;
The material and the second lever member each include a pair of brakes.
An expanding mechanism engaged with a shoe, and (d) the backing.
From the cable insertion part provided on the
The hook is inserted into the
A stop member is hooked on the cable hook of the first lever member.
And pulled in a direction substantially perpendicular to the backing plate.
As a result, the first lever member and the second lever
The bar member is relatively rotated around the connecting pin to
Parking brake cable that expands the pair of brake shoes
Cable with right angle pulling parking brake
(E) the hook member has a length h and a width dimension.
It has a column shape of d and is in the middle of its length.
Position with respect to the parking brake cable
When the parking brake cable is
(F) the first lever member
Is positioned substantially perpendicular to the backing plate.
And a metal plate arranged in the
The end opposite to the side engaged with the brake shoe is
Larger than the outer diameter of the parking brake cable and
Dimension H smaller than the length h₁Almost parallel ones apart
A pair of first side wall portions.
The first side edge opposite the backing plate has a front edge.
The width dimension d is substantially the same as the width of the cable insertion portion.
Concave shape with the same or slightly narrower fitting width W
Connected to the cable hooking portion of
As the distance from the insertion portion to both sides increases,
A pair of first gussets inclined in a direction away from the
And a pair of first side wall portions.
At the tip, as you head towards the backing plate
The second guide inclined in the direction approaching the cable insertion part
(G) the second lever member is provided with the
Arranged almost vertically to the locking plate
And the length h
A dimension H that is large and prevents rotation of the latch member _TwoOnly
A first lever member having a pair of second side walls separated from each other;
That the pair of first side walls are housed substantially in parallel inside.
It is characterized by.

According to a second aspect of the present invention, there is provided the parking brake according to the first aspect of the present invention, wherein (a) the engaging member has a cylindrical shape having a length h and a width and a diameter d. b) the width dimension W of the first lever member is slightly smaller than the diameter dimension d, and (c) the second lever member is bent so that the pair of second side walls approach each other. As a result, a third guide is provided at a portion of the first lever member facing the second guide, and the parking brake cable inserted from the cable insertion portion is prevented from advancing to the side separated from the second guide. The guide member is guided so as to be positioned on the first guide at the first side edge.

[0012]

In such a parking brake for pulling the cable at right angles, the parking brake cable is connected to the first cable.
When connecting to the cable hook of the lever member,
The locking member of the parking brake cable is inserted from the cable insertion portion of the backing plate, and the column-shaped length direction is substantially perpendicular to the first side wall along the second guide of the first lever member. Push in to the side 1 edge. The second side wall portions of the pair located outside the first side wall portion, since the spaced dimension H ₂ which prevent rotation of the larger and the hooking members than the length h of the hook member, the hook member thereof It is maintained in a substantially constant posture that is substantially perpendicular to the second side wall portion and the first side wall portion, and along the elasticity (spring force) of the parking brake cable, the second guide, that is, along the leading edge of the first lever member. To be moved. When the parking brake cable advances to the side separated from the second guide, a third guide may be provided on the second lever member as in the second invention.

When the locking member reaches the first side edge of the first side wall, the locking member is moved to a position where it can be engaged with the first guide by the elasticity of the parking brake cable, and the parking brake is moved. When the cable is inserted between the pair of first side wall portions and the parking brake cable is pulled in this state, the hooking member is moved toward the cable hooking portion while being guided by the first guide, and has a width W. The cable is fitted into the concave cable hook through the fitting. Since the width W of the fitting portion is substantially the same as or slightly smaller than the width d of the locking member, the locking member once fitted into the cable locking portion cannot easily come out, and the parking brake has Even if the hooking member slips out of the cable hooking part during operation, the first
Since the guide is provided, there is no possibility that the hooking member is completely detached from the first lever member. If the locking member cannot be automatically moved to a position where it can be engaged with the first guide due to the elasticity of the parking brake cable, a third guide is provided on the second lever member as in the second invention, and the locking is performed. The member may be forcibly moved to a position where the member can be engaged with the first guide.

Thus, according to the parking brake of the present invention, no leaf spring is required, so that the number of parts is reduced and the manufacturing cost is reduced, and the leaf spring when the parking brake is released is caused. Abnormal noise is eliminated. Further, according to the second aspect of the present invention in which the second lever member is provided with the third guide, the locking member is reliably guided along the second guide to the first side edge side and positioned on the first guide. The connection work of the parking brake cable can be performed easily and quickly.

In the second aspect of the present invention, the hooking member has a cylindrical shape, and the width W of the fitting portion is slightly smaller than the diameter d of the cylindrical shape. The hooking member fitted into the portion is well held in the cable hooking portion. The width dimension W is a dimension in which, when the parking brake cable is pulled, the locking member is fitted into the cable locking portion while elastically deforming the fitting portion.

[0016]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention is preferably applied to a drum-in-disk brake in which a parking brake drum brake is incorporated inside a disk brake as shown in FIG. It can be applied to various parking brakes such as a mechanism. The expanding mechanism is configured to be substantially horizontal as shown in FIG.
Usually, the side wall portion and the second side wall portion are disposed substantially horizontally, and the parking brake cable is connected in that state, but the present invention is not necessarily limited to the horizontal posture.

As the hooking member, a columnar member is preferably used as in the second invention. However, in the first embodiment of the invention, various cross-sectional shapes such as a prism can be employed. The locking member is maintained in a substantially constant posture that is substantially perpendicular to the second side wall and the first side wall by engaging both ends in the length direction with the second side wall. Therefore, it is desirable that both end surfaces in the length direction are formed of flat surfaces perpendicular to the length direction. The inner peripheral portions of both end surfaces may be depressed inward, and the peripheral portions may be located within one flat surface.

In the second invention, the third guide is formed by bending the pair of second side walls so as to approach each other, but this is one of the pair of second side walls. May be bent, or both may be bent.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. In the following description, since the overall configuration is the same as that of the conventional example shown in FIGS. 3 to 5, a detailed description will be omitted, and the description will focus on the expanding mechanism, which is a characteristic part changed by the present invention.

FIGS. 1 (a) and 1 (b) are a plan view and a front view of an expanding mechanism 70 to which the present invention is applied, and FIG. 1 (c) shows a hook fixed to the tip of the parking brake cable 40. FIG. 9 is a perspective view of a stop member 68. The length of the locking member 68 is h
Has a cylindrical shape having a width dimension d, and a parking brake cable in a position substantially perpendicular to the parking brake cable 40 at an intermediate position (center in the embodiment) in the length direction. It is integrally fixed to the tip of the forty. The locking member 68 is rotatable about the center line of the parking brake cable 40.
May be attached.

The expanding mechanism 70 has a first lever member 7 connected at one end thereof so as to be relatively rotatable by a connecting pin 72.
4 and a second lever member 76,
2 is disposed in a posture substantially parallel to the backing plate 10. The first lever member 74 is connected to the backing plate 1.
It is composed of two metal plates arranged in a position substantially perpendicular to the axis 0, and one end side connected to the connection pin 72 is integrally laminated so as to be in close contact with each other. , A connection hole 78 connected to the connection pin 72, and an engagement portion (recess) 80 to be engaged with the first brake shoe 12.

At the other end of the first lever member 74, the pair of metal plates are bent outwardly, so that the size is larger than the outer diameter of the parking brake cable 40 and smaller than the length h of the locking member 68. Figure in H ₁ only spaced so obtained a pair of mutually parallel first side wall portion 74a, together constitute a 74b, a first side wall portion 74a, 74b upper, i.e. the backing plate 10 opposite 1
In (b), a cable hooking portion 82 is provided on the first side edge 74c located on the upper side. Cable hook 82
Is a diameter D slightly larger than the diameter d of the hook member 68.
Are provided at a portion substantially coincident with the insertion hole 60 in a direction substantially perpendicular to the backing plate 10 and a width W of the opening 84.
Is slightly smaller than the diameter d of the hooking member 68, and the hooking member 68 is fitted into the cable hooking portion 82 while elastically deforming the opening 84 thereof. The opening 84 corresponds to the fitting portion, and the width W of the opening 84 corresponds to that of the parking brake cable 4.
0 is pulled by the operator's hand, so that the locking member 6
8 allows the cable retaining portion 8 to elastically deform the opening 84.
It is a size that can be easily fitted into the inside of the housing 2.

On both sides of the cable hooking portion 82, as the distance from the opening 84 increases, the backing plate 10
A pair of first guides 8 that are inclined upward so as to be separated from the first guides 8
6a, 86b and the first side wall 7
4a and 74b, that is, the edge opposite to the side on which the connection hole 78 and the engagement portion 80 are provided,
And a second guide 88 formed in an arc shape so as to approach the insertion hole 60 toward the lower side, that is, toward the backing plate 10. The second guide 88 is connected to the first guide 86b so as to form an acute angle, and the other first guide 86a is connected to a stopper 90 that abuts the second lever member 76 and restricts relative rotation. It is connected.

The second lever member 76 is formed by bending a single metal plate into a substantially U-shape.
8 of length h than larger and second side wall portions 76a rotation of the pair of parallel spaced by a dimension H ₂ which prevents the latch member 68, which has a 76 b, it like the second side wall portion 76a of the, 76 b The first lever member 74 is disposed so as to be substantially perpendicular to the backing plate 10.
The first side wall portions 74a and 74b are accommodated in the inside substantially in parallel. Further, a U-shaped connection concave portion 92 rotatably engaged with the connection pin 72 is provided at one end of the second lever member 76, while the other end is bent inward. The second brake shoe 14 is provided with an engaging portion (recess) 94 that is integrally overlapped so as to be in close contact with each other at substantially the center. The bent portion 96 in which the pair of second side wall portions 76a and 76b are bent inward has an inner surface functioning as a third guide, and is opposed to the second guide 88. It is inclined in a direction approaching the first lever member 74 as the distance increases. The third guide (bending portion 96) prevents the parking brake cable 40 inserted from the insertion hole 60 from advancing to the side separated from the second guide 88, and the locking member 68 moves the first lever member 74. Is guided around the first guides 86a and 86b (on the side opposite to the backing plate 10).

The expanding mechanism 70 configured as described above
A pair of brake shoes 1 instead of the expanding mechanism 20
The locking member 68 of the parking brake cable 40 is hung on the cable locking portion 82 of the first lever member 74 for use between the two ends of the first and second parking brake cables 40. In this case, when hooking the hooking member 68 to the cable hooking portion 82, first, as shown in FIG. 2A, the hooking member 68 is inserted into the insertion hole of the anchor member 58 (to the cable insertion portion). Corresponding to the first lever member 74 along the second guide 88 of the first lever member 74 in a posture in which the length direction of the columnar shape of the latch member 68 is substantially perpendicular to the first side wall portions 74a and 74b. Side edge 74
Push down to c side. The posture of the locking member 68 can be adjusted by rotating the parking brake cable 40 around the axis. The pair of second side wall portions 76a located outside the first side wall 74a, 74b, 76 b are spaced by a dimension H ₂ which prevent rotation of the large and the hook member 68 than the length h of the latch member 68 The locking member 6
8 is the second side wall portions 76a and 76b and the first side wall portion 74
a and 74b are maintained in a substantially constant posture which is substantially perpendicular to the second guide 88, that is, the first lever member 74 is moved in an arc shape along the leading edge of the first lever member 74 by the elasticity of the parking brake cable 40. . Since the second lever member 76 is provided with the bent portion 96 so as to face the second guide 88, there is no possibility that the parking brake cable 40 will proceed to the side separated from the second guide 88, and the hook is engaged. The member 68 is moved along the second guide 88. 2 (a) and 2 (b) are views corresponding to the VV cross section in FIG. 3 and are views from almost directly above in the vertical direction in a vehicle-mounted state. This is performed in such a vehicle-mounted state.

The above-mentioned hook member 68 is connected to the first side walls 74a, 74a.
When the second guide 88 and the first guide 86b are connected to each other and reach an acute angle portion around the distal end of the fourth guide 4b, the engaging member 68 is substantially aligned with the insertion hole 60 due to the elasticity of the parking brake cable 40, that is, The parking brake cable 40 is moved to a position where it can be engaged with the first guide 86a or 86b, and the parking brake cable 40 is inserted between the pair of first side walls 74a and 74b. When the parking brake cable 40 is pulled in this state, FIG.
As shown in (b) of FIG.
It is moved toward the cable hooking portion 82 while being guided by 86b, and is fitted into the concave cable hooking portion 82 through the opening 84 having the width W. Since the width W of the opening 84 is slightly smaller than the width d of the latch member 68,
The hooking member 68 is fitted into the cable hooking portion 82 while elastically deforming the opening 84, and once the cable hooking portion 82
The hooking member 68 fitted into the cable cannot be easily pulled out, and even if the hooking member 68 comes out of the cable hooking portion 82 at the time of operating a parking brake or the like, the first guides 86a, 86b are provided on both sides. Is provided, there is no danger that the locking member 68 will be completely detached from the first lever member 74.

As described above, since the leaf spring 50 is not required in the parking brake for pulling the cable at right angles according to the present embodiment, the number of parts is reduced, the manufacturing cost is reduced, and the leaf spring 50 is released when the parking brake is released. The occurrence of abnormal noise caused by the noise is eliminated. Also, the second lever member 76
Is provided with a bent portion 96, so that the engaging member 68 is reliably guided along the second guide 88, and the first guides 86a, 86
6b, the connection work of the parking brake cable 40 can be performed easily and quickly. Further, since the hook member 68 has a cylindrical shape and the width dimension W of the opening 84 is slightly smaller than the diameter dimension d of the cylindrical shape, it passes through the opening 84 into the cable hooking section 82. Hook member 68 fitted
Is satisfactorily held in the cable hooking portion 82.

Although the embodiments of the present invention have been described in detail with reference to the drawings, this is merely an embodiment,
The present invention can be implemented in various modified and improved aspects based on the knowledge of those skilled in the art.

[Brief description of the drawings]

FIG. 1 is a view showing a main part of a cable right-angle pulling parking brake to which the present invention is applied, (a) is a plan view of an expanding mechanism, (b) is a front view of an expanding mechanism, and (c) is a hook. It is a perspective view of a stop member.

FIG. 2 is a view for explaining a procedure when a parking brake cable is connected to the expanding mechanism in FIG. 1, and is a cross-sectional view in which a second side wall portion on a near side of a second lever member is removed.

FIG. 3 is a front view of a conventional drum-in-disk brake to which the present invention is suitably applied.

FIG. 4 is a sectional view taken along line IV-IV in FIG.

FIG. 5 is a sectional view taken along line VV in FIG. 3;

6 (a) is a front view, FIG. 6 (b) is a left side view as viewed from the left side of FIG. 3 (a), and FIG. 6 (c) is a view showing (a)
(D) is a plan view in which a part of the second lever member is cut away in (c).

FIG. 7 is a diagram illustrating a procedure for connecting a parking brake cable to the expansion mechanism in FIG. 6;

[Explanation of symbols]

10: backing plate 12, 14: brake shoe 40: parking brake cable 60: insertion hole (cable insertion portion) 68: locking member 70: expanding mechanism 72: connecting pin 74: first lever member 74a, 74b: first Side wall part 76: Second lever member 76a, 76b: Second side wall part 82: Cable hooking part 84: Opening (fitting part) 86a, 86b: First guide 88: Second guide 96: Bending part (Third part) Guide) h: length of the latch member d: diameter of the latch member H _1: separation dimension of the first side wall H _2: separation dimension W of the second side wall portion: width of the fitting portion

Claims (2)

[Claims] 1. A backing plate, a pair of brake shoes arranged so as to be able to expand on the backing plate, and a first lever member rotatably connected around a connecting pin substantially parallel to the backing plate. And a second lever member, which is disposed between one ends of the pair of brake shoes, and wherein the first lever member and the second lever member are respectively engaged with the pair of brake shoes. An opening mechanism, which is inserted into the brake shoe side from a cable insertion portion provided on the backing plate, and a hooking member provided at the tip is hooked on a cable hooking portion of the first lever member; By being pulled in a direction substantially perpendicular to the backing plate, the first lever member and the second lever member are relatively rotated around the connection pin. A parking brake cable for expanding the pair of brake shoes, and a cable right-angled parking brake having: a locking member having a column shape with a length h and a width dimension d; At an intermediate position in the vertical direction at a position substantially perpendicular to the parking brake cable, and attached to a distal end of the parking brake cable, wherein the first lever member is positioned substantially perpendicular to the backing plate. An end portion of the metal plate disposed on the opposite side to the side engaged with the brake shoe has a dimension H ₁ larger than the outer diameter of the parking brake cable and smaller than the length h. And a pair of substantially parallel first side walls separated from each other by a distance, and the backing plate of the pair of first side walls. The first side edge on the opposite side is provided with a fitting portion having a width W substantially the same as or slightly smaller than the width d at a portion substantially coinciding with the cable insertion portion, and the concave cable hooking portion is provided. And a pair of first guides that are inclined in a direction away from the backing plate as the distance from the fitting portion to both sides is increased, and at a tip of the pair of first side wall portions. Is provided with a second guide that is inclined in a direction approaching the cable insertion portion toward the backing plate, and the second lever member is disposed in a posture substantially perpendicular to the backing plate. together they are composed of a metal plate that has a second side wall portion of the pair of spaced apart by a dimension H ₂ which prevent rotation of large and said latch member from said length h, the first lever member Characterized in that the pair of first side wall portions are accommodated inside and substantially parallel to each other. 2. The hanging member has a cylindrical shape with a length h and a width d, and a diameter d. The width W of the first lever member is slightly smaller than the diameter d. The second lever member is provided with a third guide at a portion facing the second guide of the first lever member by bending the pair of second side wall portions so as to approach each other, The parking brake cable inserted from the cable insertion portion is prevented from advancing to the side separated from the second guide so that the locking member is positioned on the first guide at the first side edge. The parking brake according to claim 1, wherein the parking brake is guided.