JPH0220149Y2 - - Google Patents

Description

[Detailed Description of the Invention] Industrial Application Field This invention relates to a rear spoiler that is attached to the rear of a vehicle body such as an automobile.

BACKGROUND TECHNOLOGY A conventional rear spoiler is described in Utility Model Application No. 58-100257 (Utility Model Application No. 60-8190).
A metal core material is embedded in a synthetic resin molded body, and the threaded portion of the mounting bolt protrudes outward from the metal core material.

Problems that the invention aims to solve In this conventional rear spoiler, the core material is a metal core material, which requires press-forming the metal into a predetermined shape, resulting in high processing and material costs, and the cost of the core material is high. In addition to these disadvantages, there were other problems in that the metal core material rusted and the rear spoiler was heavy because the core material was heavy.

This idea solved these problems that conventional rear spoilers had, and aimed to reduce the cost of the rear spoiler, prevent the core material from rusting, and make the rear spoiler lighter by making the core material lighter. be.

Means for Solving the Problems In the rear spoiler of this invention, one side of the L-shaped core material made of hard cardboard is provided approximately parallel to the mounting surface of the rear spoiler, and the other side of the L-shaped core material is provided when the spoiler is attached. Provided in the opposite direction to the spoiler mounting surface from the upper end of one side of the core material, the spoiler mounting surface side of one side of the core material and the higher surface of the stepped metal mounting bracket. is fixed, the head of a mounting bolt with a threaded portion protruding from the lower side of the mounting bracket is attached, and the ends of the L-shaped core material are further fixed with a reinforcing material. .

Function: In the rear spoiler of this invention, one side of the L-shaped core material made of hard cardboard is provided approximately parallel to the mounting surface of the rear spoiler, and the other side of the L-shaped core material is located at one side of the core material when the spoiler is installed. The spoiler mounting surface side of one side of the core material, which is provided in the opposite direction to the spoiler mounting surface from the upper end of the side, is fixed to the higher surface of the stepped metal mounting bracket, The head of a mounting bolt with a protruding thread is attached to the lower side of the mounting bracket, and the ends of the L-shaped core material are fixed together with a reinforcing material, making it a hard material that is easier to form than metal. Since cardboard can be bent and formed into an L-shaped cross section relatively easily, processing costs and material costs are reduced, the core material does not rust, and the core material becomes lighter. Furthermore, the ends of the core material having an L-shaped cross section are fixed to each other by a reinforcing material, so that the core material is reinforced.

Embodiments Next, embodiments of the rear spoiler of this invention will be described with reference to the drawings.

Example 1 As shown in FIG. 2, a core material 1 is made by bending and forming a water-resistant rigid cardboard into an L-shaped cross section by applying waterproof treatment in advance. One side 1' of this L-shaped cross-section core material 1 made of hard cardboard is provided approximately parallel to the mounting surface of the rear spoiler, and the other side of the core material 1 is
Side 1'' is provided in a direction opposite to the spoiler mounting surface from a position that becomes the upper end of one side of the core material when the spoiler is mounted.

The mounting surface on one side 1' of the core member 1 and the higher surface 2' of the metal mounting bracket 2 having a step 2'' are fixed with rivets 3.

The metal mounting bracket 2 is provided with a step 2'', and a head 4' of a mounting bolt 4 with a threaded portion 4'' protruding outward from the mounting surface is attached to the lower surface of the mounting bracket 2. It will be done. Furthermore, when installing the spoiler, the upper part of the mounting bracket 2 is bent to the side opposite to the spoiler mounting surface to form a rising piece 2, and this rising piece 2 and the other side 1'' of the L-shaped cross-section core member 1 are bent. It is fixed with rivets 3.

Then, the ends of the L-shaped core material 1 are fixed by engagement with a narrow metal reinforcing material 5.

The core material 1, the reinforcing material 5, the mounting bracket 2, and the head 4' of the mounting bolt 4 are made of a synthetic resin molded body 6.
This is a rear spoiler 8 in which the threaded portion 4'' of the mounting bolt 4 protrudes outward, and two recesses 7, 7 for draining water are provided in the mounting surface 6' of the synthetic resin molded body 6. .

As shown in FIGS. 3 and 4, the rear spoiler 8 of this embodiment 1 is set at a predetermined mounting position on the trunk lid 9 at the rear of the automobile, and the rear spoiler 8 mounting bolts 4 are inserted into the holes 9' of the trunk lid 9. The rear spoiler 8 is firmly attached to the trunk lid 9 by tightening the nut 10 onto the threaded portion 4''.

The rear spoiler 8 of this embodiment 1 uses a core material 1 made of hard cardboard that is light and easy to mold and has an L-shaped cross section, so the processing cost and material cost are lower than conventional metal core materials. The cost can be reduced, the core material does not rust, and the core material is light, making it possible to make the rear spoiler lighter.
In addition, the core material 1 has an L-shaped cross section, and the ends of the L-shaped core material 1 are reinforced with reinforcing materials.
Since the core material 1 and the mounting bracket 2 are fixed at two places, the strength of the core material 1 can be increased.

Furthermore, the rear spoiler 8 of this embodiment 1 has a step of 2''.
By using the mounting bracket 2 having a shape, when the rear spoiler 8 is mounted on the trunk lid 9, the high part of the mounting bracket 2 does not come into direct contact with the vehicle body, so that the vehicle body is not damaged. In addition, there are depressions 7, 7 for draining water on the mounting surface 6' of the synthetic resin molded body 6.
By providing this, when the rear spoiler 8 is attached to the trunk lid 9 and used, water such as rainwater that has entered between the two can be discharged from the drainage depressions 7, 7.

Note that the fixing may be done by any means such as engagement, riveting, adhesion with adhesive, or the like. In addition to metal, the reinforcing material is preferably hard cardboard, hard synthetic resin board, etc.

Example 2 As shown in FIG. 5, a core material 11 is formed by bending and forming a core material made of a water-resistant plate-like hard cardboard into an L-shaped cross section. This L-shaped core material 11 in cross section
One side 11' of the core material 11 is provided approximately parallel to the mounting surface of the rear spoiler, and the other side of the core material 11 is provided in the opposite direction to the spoiler mounting surface from the position that becomes the upper end of one side of the core material when the spoiler is installed. .

The mounting surface and the step 1 on one side 11' of this core material 11
A 2" metal mounting bracket 12 is secured to the upper surface 12' with rivets 13.

This mounting bracket 12 is provided with a step 12'' as in the first embodiment, and a mounting bolt 14 with a threaded portion 14'' protruding outward on the mounting surface side is provided on the lower surface of this mounting bracket 12. head is attached.

Hard cardboard reinforcing material 1 is placed between the ends of the core material 11.
5 is constructed, and the core material 11 and reinforcing material 15 are fixed with rivets 16.

As in Example 1, the core material 11 and the like are buried in the synthetic resin molded body 17, and the threaded portion 1 of the mounting bolt 14 is
4'' protrudes outward, and water drainage depressions 18, 18 are provided on the mounting surface 17' of the synthetic resin molded body 17.
This is a rear spoiler 19 that is provided at two locations.

Effects of the invention In the rear spoiler of this invention, one side of the L-shaped core material made of hard cardboard is provided approximately parallel to the mounting surface of the rear spoiler, and the other side of the L-shaped core material is provided with the core material when the spoiler is installed. It is provided in the opposite direction to the spoiler mounting surface from the upper end of one side, and the spoiler mounting surface side of one side of this core material and the higher surface of the stepped metal mounting bracket are fixed. Since the head of the mounting bolt with a protruding threaded portion is attached to the lower surface of the mounting bracket, and the ends of the L-shaped core material are fixed together with a reinforcing material, processing costs and material costs can be reduced. The cost can be reduced, the core material can be prevented from rusting, and the rear spoiler can be made lighter by making the core material lighter. Furthermore, the strength of the core material can be increased by making the core material made of hard cardboard L-shaped and by fixing the ends of the L-shaped core material with reinforcing materials.

[Brief explanation of the drawing]

Fig. 1 is a back view of one embodiment of the product of the present invention, Fig. 2 is an enlarged sectional view of Fig. 1, Fig. 3 is a side view of the same installation, Fig. 4 is an enlarged sectional view of Fig. 3, and Fig. 4 is an enlarged sectional view of Fig. 3. FIG. 5 is an enlarged sectional view of another embodiment of the product of the present invention. 1 is the core material, 2 is the mounting bracket, 2″ is the step,
4 is a mounting bolt, 5 is a reinforcing material, and 6 is a synthetic resin molded body.

Claims (1)

[Scope of utility model registration request] In a rear spoiler in which the core material is embedded in a synthetic resin molded body and the threaded portion of the mounting bolt protrudes outward from the core material, one side of the L-shaped cross-section core material made of hard cardboard is the mounting surface of the rear spoiler. The other side of the L-shaped core material is provided substantially parallel to the spoiler mounting surface, and the other side of the core material is provided in a direction opposite to the spoiler mounting surface from the position that becomes the upper end of one side of the core material when the spoiler is attached. The mounting surface side of the spoiler and the higher surface of the stepped metal mounting bracket are fixed,
Furthermore, the head of a mounting bolt with a threaded portion protruding from the mounting surface is attached to the lower surface of the mounting bracket, and the ends of the L-shaped core material are fixed together with a reinforcing material. A distinctive rear spoiler.