JP2020088967A - Protector for wire harness - Google Patents

Abstract

To provide a protector for a wire harness capable of changing an accommodation amount.SOLUTION: The protector 10 is formed to be tubular by locking a first upper locking portion 33 provided on an outer surface of a first tilting wall portion 31 and a first upper cover protrusion 63 provided at a tip edge of a first cover side wall 60, locking a second lower locking portion provided on the outer surface of a second base side wall and a second lower cover protrusion of a second cover side wall 70. A base member 20 is formed to be tubular by locking a first base protrusion provided on a tip edge of a first inclined wall portion 31 and a second lower locking portion of the second base side wall. The first inclined wall portion 31 is capable of tilting toward the second base side wall, starting from a first hinge portion provided in the first base side wall 30.SELECTED DRAWING: Figure 1

Description

The present invention relates to a protector for a wire harness.

BACKGROUND ART Conventionally, there is known a protector which is provided on the outer periphery of a wire harness arranged in an automobile and protects the wire harness (for example, refer to Patent Document 1). The protector described in Document 1 is made of a rectangular resin plate, and is a hollow portion that accommodates a wire group of a wire harness by being bent in parallel over the entire length direction at three positions spaced in the width direction. It has a base material that can be assembled into a square tube shape having.

JP, 2005-82955, A

By the way, the cross-sectional shape and cross-sectional area of the wire harness differ depending on the number and thickness of the electric wires forming the electric wire group. Therefore, in the protector described in Patent Document 1, it is necessary to prepare a dedicated protector having an accommodation amount according to the sectional shape and sectional area of the wire harness.

An object of the present invention is to provide a protector for a wire harness that can change the accommodation amount.

A protector for a wire harness for achieving the above-mentioned object is provided on the outer periphery of the wire harness, is a cylindrical one that protects the wire harness, and a bottom wall extending along the extending direction of the wire harness, A base member having a first base side wall and a second base side wall extending from both ends in the width direction orthogonal to the extending direction of the bottom wall, a top wall facing the bottom wall, and the width direction of the top wall A first cover side wall and a second cover side wall that extend from both ends toward the first base side wall and the second base side wall, respectively, and that can be locked to the first base side wall and the second base side wall. A cover member that is tubular with the base member by locking the first base side wall and the second base side wall with the first cover side wall and the second cover side wall, respectively. The first base side wall is a tilting wall that is tiltable toward the second base side wall and that can be locked with respect to the second base side wall, starting from a hinge portion provided midway in the extending direction of the first base side wall. The bottom wall, the first base side wall, and the second base side wall have a tubular shape by locking the tilting wall part to the second base side wall.

According to this configuration, by locking each side wall of the base member and each side wall of the cover member, a cylindrical protector (hereinafter, referred to as a first protector) is formed by the base member and the cover member.

On the other hand, the bottom wall, the first base side wall, and the second base side wall are tilted from the hinge portion of the first base side wall as the starting point toward the second base side wall and locked to the second base side wall. A tubular protector (hereinafter referred to as a second protector) is thus formed. Here, the cross-sectional area of the accommodation space of the first protector is larger than the cross-sectional area of the accommodation space of the second protector. Therefore, the accommodation amount of the protector can be changed.

In the protector for the wire harness, a first locking portion is provided on an outer surface of the tilting wall portion, and a tip edge of the first cover side wall can be locked with the first locking portion. A first cover protrusion is provided, a second locking portion is provided on the outer surface of the second base side wall, and a tip edge of the second cover side wall is engaged with the second locking portion. It is preferable that a second cover projection that can be stopped is provided, and a base projection that can be locked to the second locking portion is provided at a tip edge of the tilting wall portion.

According to this structure, the first cover protrusion provided on the tip edge of the first cover sidewall is locked to the first locking portion provided on the outer surface of the tilting wall portion of the first base side wall, and the second base is locked. By engaging a second cover protrusion provided on a tip edge of the second cover side wall with a second engaging portion provided on the outer surface of the side wall, the side walls of the base member and the side walls of the cover member are engaged with each other. Can be stopped.

In addition, the tilting wall portion is tilted toward the second base side wall from the hinge portion of the first base side wall as a starting point, and the tilting wall portion is attached to the second locking portion provided on the outer surface of the second base side wall. The tilting wall portion can be locked to the second base side wall by locking the provided base protrusion.

Therefore, the invention relating to the protector for the wire harness can be easily embodied.
In the protector for the wire harness, an extension portion that extends from the tip edge toward the inside of the tilt wall portion and extends along the extension direction of the bottom wall at the tip edge of the tilt wall portion. And the base protrusion protrudes from the extending portion toward the inside of the tilting wall portion, and the first base side wall and the second base side wall and the first cover side wall and the second base side wall are provided. It is preferable that the inner surface of the top wall and the outer surface of the extending portion contact each other in a state where the cover side wall is locked.

According to the configuration, in the first protector, the inner surface of the top wall and the outer surface of the extending portion contact each other, so that the top wall can be prevented from being deformed toward the inside of the first protector. Therefore, the rigidity of the first protector can be increased.

In the protector for the wire harness, when the tilting wall portion is the first tilting wall portion, the second base side wall is located at a position different from the first tilting wall portion in the extending direction of the bottom wall. 2 has a second tilting wall part that is tiltable toward the first base side wall and can be locked to the first base side wall from a hinge part provided in the middle of the extending direction of the base side wall, It is preferable that the bottom wall, the first base side wall, and the second base side wall have a tubular shape by locking the second tilting wall portion to the first base side wall.

For example, in the configuration in which the tilting wall portion is provided only on the first base side wall, part of the side wall forming the protector is formed only by the hinge portion over the entire extending direction of the bottom wall. In this case, the rigidity of the portion of the side wall that is configured only by the hinge portion is lower than that of the other portions, and the rigidity of the protector may be reduced.

In this respect, according to the above configuration, a part of the side wall forming the protector is not formed only by the hinge portion over the entire extending direction of the bottom wall. Therefore, it is possible to prevent the rigidity of the protector from decreasing.

According to the present invention, the storage amount of the protector for the wire harness can be changed.

About one embodiment of a protector for wire harnesses, a perspective view showing the 1st protector with a wire harness. The perspective view which shows the base member of the same embodiment. The side view showing the state where the 1st tilting wall part of the embodiment is tilting. The perspective view which shows the 2nd protector of the embodiment. The perspective view which looked at the cover member of the embodiment from the 1st cover side wall side. The perspective view which looked at the cover member of the embodiment from the 2nd cover side wall side. Sectional drawing which shows the state which the 1st base protrusion in the 1st protector of the same embodiment is accommodated in the accommodation recessed part. The side view which shows the 1st protector of the embodiment. The side view which shows the 2nd protector of the embodiment.

An embodiment will be described below with reference to FIGS. 1 to 9.
As shown in FIG. 1, a protector 10 is provided on the outer periphery of a wire harness 100 that is installed in an automobile or the like, and protects the wire harness 100. Both are a base member 20 made of a resin material, and a base member. And a cover member 50 that can be locked to 20.

As shown in FIGS. 2 to 4, the base member 20 includes a rectangular plate-shaped bottom wall 21 extending along the extending direction of the wire harness 100, and a width direction (hereinafter, referred to as a “vertical direction”) orthogonal to the extending direction of the bottom wall 21. It has a first base side wall 30 and a second base side wall 40 that extend from both ends in the width direction X).

As shown in FIGS. 5 and 6, the cover member 50 includes a rectangular plate-shaped top wall 51 facing the bottom wall 21, first base side wall 30 and second base side wall 40 from both ends in the width direction X of the top wall 51. It has the 1st cover side wall 60 and the 2nd cover side wall 70 which respectively extend toward.

As shown in FIG. 1, the protector 10 is provided in the central portion of the bottom wall 21 in the extending direction (hereinafter, the longitudinal direction Y), and is configured by a part of the base member 20 and a part of the cover member 50. It has one first large-sized accommodating portion 11. Further, the protector 10 has two second large-sized accommodating portions 12 which are provided so as to sandwich the first large-sized accommodating portion 11 and each of which is composed of a part of the base member 20 and a part of the cover member 50. There is.

Hereinafter, the 1st large-sized accommodation part 11 and the 2nd large-sized accommodation part 12 are demonstrated in detail.
In the following description, the direction in which the bottom wall 21 and the top wall 51 of the base member 20 face each other is the vertical direction Z, and the side close to the top wall 51 with respect to the bottom wall 21 is the upper side and is separated from the top wall 51. The side will be described as the lower side. However, this vertical direction does not limit the mounting posture of the protector 10 with respect to the vehicle.

<First large-scale accommodation section 11>
First, a portion of the base member 20 that constitutes the first large-sized accommodation portion 11 will be described.
As shown in FIGS. 1 and 2, the central portion of the first base side wall 30 in the longitudinal direction Y is longer in the vertical direction Z than the central portion of the second base side wall 40 in the longitudinal direction Y. A first tilting wall portion 31 that is tiltable toward the second base sidewall 40 is provided in the central portion of the first base sidewall 30. As shown in FIG. 3, the first tilting wall portion 31 is provided in the middle of the first base side wall 30 in the up-down direction Z and tilted with the first hinge portion 32 extending along the longitudinal direction Y as a starting point. The first hinge portion 32 of the present embodiment is composed of a thin portion that is thinner than the other portions of the first base side wall 30.

As shown in FIG. 2, a first upper locking portion 33 is provided on the outer surface of the first tilting wall portion 31. The first upper locking portion 33 projects from the outer surface of the first tilting wall portion 31 and has a through hole 34 formed along the vertical direction Z. The first upper locking portion 33 corresponds to the first locking portion according to the present invention.

A first extending portion 35 that projects inward and extends over the entire length of the first tilting wall portion 31 in the longitudinal direction Y is provided at the tip edge of the first tilting wall portion 31. The first extending portion 35 extends so as to be orthogonal to the first tilting wall portion 31.

A first base protrusion 36 that can be engaged with a second lower engagement portion 46 of a second base side wall 40 described later is provided at the center of the tip edge of the first extending portion 35. The first base protrusion 36 has a first locking claw 37.

As shown in FIGS. 2 and 3, on the outer surface of the second base side wall 40, a second lower side locking portion 46 capable of locking the first base protrusion 36 of the first tilting wall portion 31 is provided. .. The second lower locking portion 46 projects from the outer surface of the second base side wall 40 and has a through hole 47 formed along the vertical direction Z. The second lower locking portion 46 corresponds to the second locking portion according to the present invention.

As shown in FIGS. 4 and 9, the base member 20 tilts the first tilting wall portion 31 toward the second base side wall 40 so that the first locking claw 37 of the first base protrusion 36 moves to the second locking side. The lower locking portion 46 is elastically locked. As a result, as shown in FIG. 4, the base member 20 is configured with the first small-sized accommodating portion 13 surrounded by the bottom wall 21, the first base side wall 30, and the second base side wall 40.

A fixing portion (not shown) for fixing the protector 10 to the vehicle body is formed on the outer surface of the bottom wall 21.
Next, a portion of the cover member 50 that constitutes the first large-sized accommodation portion 11 will be described.

As shown in FIGS. 5 and 6, the central portion of the second cover side wall 70 in the longitudinal direction Y is longer in the vertical direction Z than the central portion of the first cover side wall 60 in the longitudinal direction Y.
A first upper cover protrusion 63 that can be locked to the first upper locking portion 33 provided on the first tilting wall portion 31 of the base member 20 is provided at the leading edge of the first cover side wall 60. The first upper cover protrusion 63 has a first locking claw 64.

A second lower cover protrusion 76 that can be locked to the second lower locking portion 46 provided on the second base side wall 40 of the base member 20 is provided at the tip edge of the second cover side wall 70. The second lower cover protrusion 76 has a second locking claw 77.

From the above, as shown in FIGS. 1 and 8, the first upper cover protrusion 63 of the first cover side wall 60 is locked to the first upper locking part 33 of the first tilting wall part 31. Then, the second lower cover protrusion 76 of the second cover side wall 70 is locked to the second lower locking portion 46 of the second base side wall 40. Due to these, the bottom wall 21, the first base side wall 30, and the second base side wall 40 of the base member 20, and the top wall 51, the first cover side wall 60, and the second cover side wall 70 of the cover member 50 have a rectangular tubular shape. The first large-sized accommodating portion 11 is formed.

Here, as shown in FIGS. 5 and 6, an accommodation recess 52 for accommodating the first locking claw 37 of the first base protrusion 36 is provided on the inner surface of the top wall 51 of the cover member 50.
As shown in FIG. 7, since the first locking claw 37 is housed in the housing recess 52, the outer surface of the first extending portion 35 of the first tilting wall portion 31 contacts the inner surface of the top wall 51. .

<Second large-scale accommodation section 12>
The second large-sized accommodating portion 12 has a configuration symmetrical to the first large-sized accommodating portion 11 in the width direction X. Therefore, hereinafter, regarding the same configuration as the configuration of the first large-sized accommodating portion 11, reference numerals “3*”, “4*”, “6*”, and “ Duplicated description will be omitted by adding symbols “13*”, “14*”, “16*”, and “17*” obtained by adding “100” to “7*”.

First, a portion of the base member 20 that constitutes the second large-sized accommodating portion 12 will be described.
As shown in FIG. 2, the second base side wall 40 is provided with a second tilting wall portion 131 that is tiltable toward the first base side wall 30. The second tilting wall portion 131 is provided midway in the up-down direction Z of the second base side wall 40, and is tilted with the second hinge portion 132 extending along the longitudinal direction Y as a starting point.

A second upper locking portion 133 is provided on the outer surface of the second tilting wall portion 131 (see FIG. 4).
On the outer surface of the first base side wall 30, a first lower locking portion 146 capable of locking the second base protrusion 136 of the second tilting wall portion 131 is provided.

As shown in FIGS. 4 and 9, as the second tilting wall portion 131 is tilted toward the first base side wall 30, the second locking claw 137 of the second base protrusion 136 is locked by the first lower side locking. It is elastically locked to the portion 146. Thereby, as shown in FIG. 4, the base member 20 is configured with the second small-sized accommodation portion 14 surrounded by the bottom wall 21, the second base side wall 40, and the first base side wall 30.

As shown in FIGS. 5 and 6, a first lower cover protrusion 176 that can be engaged with a first lower engaging portion 146 provided on the first base side wall 30 is provided at the leading edge of the first cover side wall 60. Is provided. The first lower cover protrusion 176 has a first locking claw 177.

A second upper cover protrusion 163 that can be locked by the second upper locking portion 133 provided on the second tilting wall portion 131 is provided at the tip edge of the second cover side wall 70. The second upper cover protrusion 163 has a second locking claw 164.

From the above, as shown in FIGS. 1 and 8, the first lower cover protrusion 176 of the first cover side wall 60 is locked to the first lower locking portion 146 of the first base side wall 30. Then, the second upper cover protrusion 163 of the second cover side wall 70 is locked to the second upper locking part 133 of the second tilting wall part 131. Due to these, the bottom wall 21, the first base side wall 30, and the second base side wall 40 of the base member 20, and the top wall 51, the first cover side wall 60, and the second cover side wall 70 of the cover member 50 have a rectangular tubular shape. The second large-sized accommodating portion 12 is formed.

Here, as shown in FIG. 5 and FIG. 6, the second locking claw 137 of the second base protrusion 136 is formed on the inner surface of the top wall 51 of the cover member 50 in the state where the second large-sized accommodating portion 12 is configured. An accommodation recess 52 for accommodating is provided. Although illustration is omitted, since the second locking claw 137 is housed in the housing recess 52, the outer surface of the second extending portion 135 of the second tilting wall portion 131 and the inner surface of the top wall 51 are in contact with each other.

From the above, the cover member 50 is locked to the base member 20 to form a square tubular protector in which the first large-sized accommodation portion 11 and the second large-sized accommodation portion 12 are arranged side by side in the longitudinal direction Y. To be done. Hereinafter, the protector formed according to the above aspect will be referred to as a first protector P1.

Further, the first tilting wall portion 31 and the second tilting wall portion 131 of the base member 20 are locked to the second base side wall 40 and the first base side wall 30, respectively, so that the first small-sized storage portion 13 and the second small-sized storage portion 13 A square tubular protector in which the accommodating portions 14 are arranged side by side in the longitudinal direction Y is formed. Hereinafter, the protector formed by the above-mentioned aspect will be referred to as a second protector P2.

As shown in FIGS. 8 and 9, the cross-sectional area of the accommodation space of the first protector P1 is larger than the cross-sectional area of the accommodation space of the second protector P2.
As described above, the first protector P1 and the second protector P2 have a symmetrical configuration in the width direction X. Therefore, as shown in FIG. 2, the first tilting wall portion 31 and the second tilting wall portion 131 are provided at positions different from each other in the longitudinal direction Y and are tilted from different directions in the width direction X. In addition, as shown in FIG. 4, in the state where the second protector P2 is configured, the first tilting wall portion 31 and the second tilting wall portion 131 are in contact with each other in the longitudinal direction Y.

The operation and effect of this embodiment will be described.
(1) In the protector 10, the first upper side engaging portion 33 provided on the outer surface of the first tilting wall portion 31 and the first upper side cover projection 63 provided on the tip edge of the first cover side wall 60 are engaged. At the same time, the second lower side locking portion 46 provided on the outer surface of the second base side wall 40 and the second lower side cover projection 76 of the second cover side wall 70 are locked to form a square tubular shape. Eggplant The base member 20 has a rectangular tubular shape by the first base projection 36 provided on the tip edge of the first tilting wall portion 31 being locked by the second lower locking portion 46 of the second base side wall 40. .. The first tilting wall portion 31 is tiltable toward the second base side wall 40 with the first hinge portion 32 provided on the first base side wall 30 as a starting point.

According to such a configuration, the first upper side locking portion 33 of the first base side wall 30 and the first upper side cover protrusion 63 of the first cover side wall 60 are locked, and the second lower side engagement of the second base side wall 40 is performed. By locking the stopper 46 and the second lower cover protrusion 76 of the second cover side wall 70, the base member 20 and the cover member 50 form a square tube-shaped first protector P1.

On the other hand, the first tilting wall portion 31 is tilted toward the second base sidewall 40 from the first hinge portion 32 of the first base side wall 30 as a starting point to engage the first base protrusion 36 with the second lower locking portion 46. When stopped, the bottom wall 21, the first base side wall 30, and the second base side wall 40 form a second protector P2 having a rectangular tubular shape. Here, the cross-sectional area of the accommodation space of the first protector P1 is larger than the cross-sectional area of the accommodation space of the second protector P2. Therefore, the accommodation amount of the protector 10 can be changed.

(2) In the state where the first protector P1 is configured, the outer surface of the first extending portion 35 and the outer surface of the second extending portion 135 of the base member 20 contact the inner surface of the top wall 51 of the cover member 50. ..

With such a configuration, in the first protector P1, the inner surface of the top wall 51 of the cover member 50, the outer surface of the first extending portion 35, and the outer surface of the second extending portion 135 abut. Therefore, it is possible to suppress the top wall 51 from being deformed toward the inside of the first protector P1. Therefore, the rigidity of the first protector P1 can be increased.

(3) The first tilting wall portion 31 that can tilt toward the second base side wall 40 and the second tilting wall portion 131 that tilts toward the first base sidewall 30 are provided at different positions in the longitudinal direction Y. Has been.

For example, in the configuration in which the tilting wall portion is provided only on the first base side wall 30, part of the side wall configuring the protector 10 is configured only by the hinge portion over the entire longitudinal direction Y. In this case, the rigidity of the portion of the side wall that is configured only by the hinge portion is lower than that of the other portion, and the rigidity of the protector 10 may be reduced.

In this respect, according to the above configuration, a part of the side wall forming the protector 10 is not formed only by the hinge portion over the entire longitudinal direction Y. Therefore, it is possible to prevent the rigidity of the protector 10 from decreasing.

This embodiment can be modified and implemented as follows. The present embodiment and the following modified examples can be implemented in combination with each other within a technically consistent range.
-The 1st protector P1 may be constituted only by the 1st large-sized storage part 11. In this case, the plurality of first large-sized accommodating portions 11 may be provided at intervals in the longitudinal direction Y.

The first protector P1 may be configured such that the plurality of first large-sized accommodating portions 11 and the plurality of second large-sized accommodating portions 12 are alternately provided in the longitudinal direction Y. In this case, the first large-sized accommodation portion 11 and the second large-sized accommodation portion 12 may be provided at intervals in the longitudinal direction Y.

The accommodation recess 52 of the top wall 51 of the cover member 50 may be omitted. In this case, a gap may be provided between the first locking claw 37 and the second locking claw 137 so as not to interfere with the top wall 51.

The first hinge portion 32 and the second hinge portion 132 may be separate from the main body of the base member 20.
-For example, a vera portion protruding outward in the longitudinal direction Y from the bottom wall 21 of the base member 20 may be provided, and the vera portion and the wire harness 100 may be fixed with a tape or the like. Further, such a spatula portion may be provided on the cover member 50.

-Two through holes, through which the band member is inserted, may be provided at intervals in the bottom wall 21 of the base member 20, and the wire harness 100 may be fixed to the protector 10 by the band member. Further, such a through hole may be provided in the cover member 50.

-For each cover protrusion of the cover member 50, a plurality of locking claws may be provided at intervals in the protruding direction (vertical direction Z). In this case, since the locking position of the cover member 50 with respect to the base member 20 can be changed according to the position of the locking claw, the size of the protector 10 in the vertical direction Z, that is, the amount of the protector 10 accommodated can be changed. You can

DESCRIPTION OF SYMBOLS 10... Protector, 11... 1st large accommodation part, 12... 2nd large accommodation part, 13... 1st small accommodation part, 14... 2nd small accommodation part, 20... Base member, 21... Bottom wall, 30... 1st Base side wall, 31... First tilting wall part, 32... First hinge part, 33... First upper locking part, 34... Through hole, 35... First extending part, 36... First base protrusion, 37... DESCRIPTION OF SYMBOLS 1 locking claw, 40... 2nd base side wall, 46... 2nd lower side locking part, 47... Through hole, 50... Cover member, 51... Top wall, 52... Storage recessed part, 60... 1st cover side wall, 63 ... 1st upper side cover protrusion, 64... 1st locking claw, 70... 2nd cover side wall, 76... 2nd lower side cover protrusion, 77... 2nd locking claw, 100... Wire harness, 131... 2nd tilting wall Part, 132... second hinge part, 133... second upper engaging part, 134... through hole, 135... second extending part, 136... second base protrusion, 137... second engaging claw, 146... first Lower locking portion, 147... Through hole, 163... Second upper cover protrusion, 164... Second locking claw, 176... First lower cover protrusion, 177... First locking claw.

Claims (4)

A cylindrical protector provided on the outer periphery of the wire harness to protect the wire harness,
A base member having a bottom wall extending along the extending direction of the wire harness, a first base side wall and a second base side wall extending from both ends in the width direction orthogonal to the extending direction of the bottom wall, respectively.
A top wall facing the bottom wall, extending from both ends in the width direction of the top wall toward the first base side wall and the second base side wall, and at the first base side wall and the second base side wall. It has a lockable first cover side wall and a second cover side wall, and the first base side wall and the second base side wall are locked to the first cover side wall and the second cover side wall, respectively. A cylindrical cover member together with the base member,
The first base side wall can be tilted toward the second base side wall and can be locked to the second base side wall with a hinge portion provided midway in the extending direction of the first base side wall as a starting point. A bottom wall, a first base side wall, and a second base side wall are formed in a tubular shape by having a tilting wall part, and the tilting wall part being locked to the second base side wall.
Protector for wire harness. A first locking portion is provided on the outer surface of the tilting wall portion,
A first cover protrusion capable of being locked to the first locking portion is provided on a tip edge of the first cover side wall,
A second locking portion is provided on the outer surface of the second base side wall,
A second cover protrusion that can be locked to the second locking portion is provided on a tip edge of the second cover side wall,
A base protrusion that can be locked to the second locking portion is provided on a tip edge of the tilting wall portion.
The protector for the wire harness according to claim 1. The tip end edge of the tilting wall portion is provided with an extending portion that projects from the tip edge toward the inside of the tilting wall portion and extends along the extending direction of the bottom wall,
The base protrusion projects from the extending portion toward the inside of the tilting wall portion,
An inner surface of the top wall and an outer surface of the extending portion are in contact with each other in a state in which the first base side wall and the second base side wall are locked to the first cover side wall and the second cover side wall, respectively.
The protector for the wire harness according to claim 2. When the tilting wall portion is the first tilting wall portion,
The second base side wall is located at a position different from the first tilting wall part in the extending direction of the bottom wall, and the first base is based on a hinge part provided midway in the extending direction of the second base side wall. The bottom wall includes a second tilting wall portion that is tiltable toward a side wall and that can be locked to the first base side wall, and the second tilting wall portion is locked to the first base side wall. And the first base side wall and the second base side wall are tubular.
The protector for the wire harness according to claim 2 or 3.