JPH0630578Y2 - Car rear wiper - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a rear wiper mounted on a rear window of an automobile, and more particularly to a simplified rear wiper that can be configured by extremely simple parts without providing a wiper blade.

[Background of the invention]

2. Description of the Related Art Conventionally, as a wiper provided on a rear window of an automobile, there is a wiper having a basic structure which is the same as that of a windshield wiper for a front window and having a structure having a wiper blade to perform a swinging motion. In this type of rear wiper, a swing fulcrum and a structural portion such as a swing driving motor are generally attached through the rear window.

Further, as a conventional example of a wiper device that can be mounted on a rear window, a structure shown in FIG. 11 has been devised. This wiper device is of the same type as that disclosed in, for example, Japanese Utility Model Publication No. 56-97162. In this wiper device, guide guides 41 are provided at both edges of a rear window (front window) 1, and a pair of wiper blades 42 are guided by the guide guides 41 so that the wiper blades can be moved vertically. There is. This wiper blade 42
Is driven by a wire or the like extending along the guide guide 41.

[Problems to be solved by the invention]

In all of the conventional examples of the wiper mounted on the rear window as described above, the wiper blade is used, so that the structure is complicated. Further, a mechanism for swinging the wiper blade is provided through the rear window or, in the case shown in FIG. 11, the wiper blade 4 is used.
It is necessary to provide guide guides 41 for supporting the two on both sides of the window, and a space for arranging the mechanism is required under or on the side of the rear window.

The present invention is to solve the above-mentioned conventional problems, and an object of the present invention is to provide a rear wiper which can be manufactured by an extremely simple mechanism and can favorably wipe off rainwater adhering to the rear window. I am trying.

[Specific means for solving problems]

A rear windshield wiper of an automobile according to the present invention has a support portion arranged at two positions on the periphery of a rear window and a portion that crosses the rear window and is stretched between the both support portions, and the crossing portion supports the support. Along the rear window in a state in which the linear wiping member that can be moved back and forth from the portion, the tension member connected to the crossing portion of the wiping member with a space therebetween, and the crossing portion in close contact with the rear window. And a drive device for moving the same.

[Action]

In this rear wiper, a linear wiping member is made of rubber, for example, and can be extended. When wiping off the rainwater adhering to the rear window, pull the tension member downward once or several times continuously or intermittently several times.
Rainwater is removed by moving the horizontally stretched wiping member while keeping it in close contact with the rear window.

[Example of device]

An embodiment of the present invention will be described below with reference to the drawings of FIGS.

FIG. 1 shows a first embodiment of the present invention, and is a perspective view of a vehicle equipped with a rear wiper as seen from the rear, and FIG. 2 is a mechanism explanatory view showing the structure of the rear wiper according to the first embodiment in detail. Is.

This first embodiment is the most basic structure of the present invention,
It is possible to easily equip a completed automobile with a user's request.

Reference numeral 1 in FIG. 1 is a rear window. Support plates 2a and 2b are attached to both sides of the upper end of the rear window 1. The support plates 2a and 2b are attached to the side molding 3 of the rear window 1 by being fixed.
Each support plate 2a, 2b has a roller 4a, 4b with a shaft 5
It is rotatably supported via a and 5b. Reference numeral 6 is a linear wiping member. In the embodiment shown in FIG. 1, the wiping member 6 is made of pipe or rod-shaped rubber. One end 6a of the wiping member 6 is hooked on the roller 4a on the left side, and its tip is fixed to the support plate 2b on the right side. The other end 6b of the wiping member 6 is hooked on the right roller 4b and its tip is fixed to the left support plate 2a. The wiping member 6 hung on each of the rollers 4a and 4b is inserted into two pipes 7. The pipe 7 is arranged so that the wiping members 6 hung on the rollers 4a and 4b are not separated. This pipe 7
May be fixed to the roof of the car body,
Alternatively, it may be in a free state.

Reference numerals 11a and 11b are tensile lines. This pull line 11
Reference characters a and 11b are thin iron wires, thin wires made of synthetic resin, or cotton threads. The upper ends of the pull lines 11a and 11b are fixed to the wiping member 6 at positions horizontally spaced from each other. The tensile wires 11a and 11b extend vertically along the surface of the rear window 1, one tensile wire 11a is inserted into the support pipe 12a, and the other tensile wire 11b is inserted into the support pipe 12b. . In the support pipes 12a and 12b, mouths 12c and 12d into which the tension wires 11a and 11b are inserted are projected to the lower edge surface of the rear window 1, and the other parts of the support pipes 12a and 12b are stored in the trunk room 20. Has been done. The support pipes 12a and 12b are made of flexible resin, resin having rigidity, or metal. In the trunk room 20, a support pipe 13 continuous with the support pipes 12a and 12b is provided. The support pipe 13 is connected to a pulling drive device 14. The pulling drive device 14 is a take-up reel 14a shown in FIG.
And a motor M for rotating the motor. As shown in FIG. 2, the tension wire 11a inserted in the support pipe 12a and the tension wire 1 inserted in the support pipe 12b.
Both 1b pass through the inside of the support pipe 13 and are wound on the take-up reel 14a.

Next, the operation will be described.

When the rear wiper is not used, the wiping member 6
Is contracted by its elasticity and is located above the rear window 1. When removing the rainwater adhering to the rear window, the electric control circuit is started by the switch operation of the driver, and the motor M of the tension drive device 14 is operated once or continuously or several times intermittently. .
When the take-up reel 14a shown in FIG. 2 is driven by the motor M to wind the pulling wires 11a and 11b, the pulling wire 1
Reference numerals 1a and 11b denote mouth portions 12 of the support pipes 12a and 12b
It is pulled downward along the rear window 1 from c and 12d. The pulling wires 11a and 11b cause the wiping member 6 to expand by its own elasticity, and an intermediate portion of the wiping member 6 to which the pulling wires 11a and 11b are connected is brought into close contact with the outer surface of the rear window 1 in a horizontal state. While descending, rainwater on the outer surface of the rear window 1 is removed. In this embodiment, both end portions 6a and 6b of the wiping member 6 have rollers 4a and 4b.
It is hung on b and fixed to the support plates 2a and 2b, and the wiping member 6 is long. Therefore, when the wiping member 6 is pulled downward by the pull lines 11a and 11b, the wiping member 6 can sufficiently extend until it moves below the rear window 1.

FIG. 3 is an explanatory view showing the structure of the rear wiper according to the second embodiment of the present invention, and FIG. 4 is a side view showing the structure of the supply reel in the second embodiment.

In this embodiment, the wiping member 16 is made of a resin material having a small elongation. Supply reels 17a and 17b are provided on both sides of the upper portion of the rear window. The supply reels 17a and 17b are rotatably supported by shafts 19a and 19b. Further, as shown in FIG. 4, the supply reels 17a and 17b are rewound by a spring 18. Both ends of the wiping member 16 are wound around the supply reels 17a and 17b.
As shown in FIG. 3, when the central portion of the wiping member 16 is pulled downward by the pulling wires 11a and 11b, the wiping member 16 wound around the supply reels 17a and 17b is sent out, and the pulling wires 11a and 11b. The wiping member 16 in the middle portion, to which is connected, moves down along the rear window, and rainwater is removed. When the pulling force generated by the pulling wires 11a and 11b is removed, the supply reel 17 is driven by the spring 18.
The a and 17b are rewound, and the wiping member 16 moves up.

5 to 10 show a third embodiment of the present invention. The third embodiment is a structure that can be realized more concretely by applying the basic structure of the first embodiment.

FIG. 5 is a perspective view of an automobile equipped with a rear wiper as seen from the rear, FIG. 6 is an enlarged perspective view of a portion A of FIG. 5, FIG. 7 is a sectional view taken along line VII-VII of FIG. Figure 8 shows VIII in Figure 6.
-VIII sectional view, FIG. 9 and FIG. 10 are cutaway perspective views showing the portion B in FIG.

As shown in FIG. 5, a storage cover 21 is provided at the upper edge of the rear window 1, and guide covers 22 are provided at the left and right edges of the rear window 1. The storage cover 21 and the guide cover 22 are integrally formed of a metal or plastic material so as to communicate with each other. As shown in FIG. 7, the storage cover 21 is fixed to the boundary portion between the upper molding 23 supporting the upper end of the rear window 1 and the body roof 24a. The rollers 4a and 4b shown in the embodiment of FIG. 1 are arranged at the left and right ends of the storage cover 21. Shaft 5 of each roller 4a and 4b
The a and 5b are fixed to the inner surface of the storage cover 21, and the rollers 4a and 4b are rotatably supported by shafts 5a and 5b. A rubber wiping member 6 similar to that shown in the embodiment of FIG. 1 has rollers 4 a and 4 b in the storage cover 21.
The end portions 6a and 6b of the wiping member 6 are fixed to the inner surface of the storage cover 21. As shown in FIG. 8, the guide cover 22 is fixed to the boundary between the side molding 25 supporting the left and right edges of the rear window 1 and the side pillar 24b. In this guide cover 22,
A gap D is formed so as to face the surface of the rear window 1. Reference numeral 26 is a sliding piece. This sliding piece 2
6 is made of a plastic material or the like, and is slidably inserted in the guide cover 22 in the vertical direction. The rubber wiping member 6 is slidably inserted into a hole 26a formed in the sliding piece 26. The wiping member 6 inserted into each of the sliding pieces 26 arranged on the left and right sides of the rear window 1 passes through the gap D between the guide cover 22 and the rear window 1 and the surface of the rear window 1. It is stretched horizontally across.
Further, since the surface of the rear window 1 has a convex curved surface shape as shown in FIG. 8, the wiping member 6 comes into close contact with the surface of the rear window 1.

Further, at the boundary between the storage cover 21 and the body roof 24a, a substantially V-shaped groove is formed as indicated by a symbol C in FIG. Further, a substantially V-shaped groove indicated by reference character E in FIG. 8 is also formed in a boundary portion between the outer side surface of the guide cover 22 and the side pillar 24b. The grooves C and E serve as a gutter, and rainwater flowing down from the body roof 24a flows in the groove C on the upper surface of the storage cover 21,
The grooves E on the outer surface of the left and right guide covers 22 are traced to be fluidized.

Sliding piece 2 provided in the left guide cover 22
6, a pulling wire 11a is connected to the sliding cover 26 provided in the right guide cover 22. The tension wires 11a and 11b pass through the inside of the guide cover 22 and, like the embodiment shown in FIG.
2a and 12b, the pull lines 11a and 11b are connected to the trunk room 31 by the support pipes 12a and 12b.
Will be introduced in.

9 and 10 show, as separate embodiments, a structure in which the tension lines 11a and 11b are introduced into the trunk room 31 by the support pipes 12a and 12b.

In the embodiment of FIG. 9, the support pipe 12a (12b) connected to the lower end of the guide cover 22 is inserted into the introduction hole 24d formed in the body 24c, and the trunk room 3 is opened.
Introduced in 1. A drainage pipe 32 is provided at the lower end of the bent portion of the support pipe 12a, and the drainage pipe 32 extends to a tire house or the like. Even if rainwater flows in from the upper end of the support pipe 12a, the rainwater flows out from the drain pipe 32 to the tire house or the like.

In the embodiment shown in FIG. 10, the support pipe 12a (12b) connected to the guide cover 22 has a body 24c.
It is introduced into the trunk room 31 by passing between the trunk cover 31a and the trunk cover 31a. And the support pipe 12a
The drain pipe 34 provided in the trunk extends into the gutter 35 at the front end of the trunk 31. Should support pipe 12a
If rainwater enters the inside, this rainwater will be drained to the drain pipe 34.
Flows down into the gutter 35.

Although not shown in FIG. 5, the trunk room 31
A pulling drive device 14 similar to that shown in FIG. 1 is housed therein. Each support pipe 1 from inside the guide cover 22
Tensile wires 11a and 11b inserted in 2a and 12b
Is pulled by the driving force of the pulling drive device 14. When the tension lines 11a and 11b are drawn, the sliding piece 26 in the guide cover 22 descends. As a result, the rubber wiping member 6 extends, and the portion of the wiping member 6 on which the surface of the rear window 1 is stretched descends in the horizontal state as indicated by the arrow in FIG. The surface rainwater is wiped off. When the sliding piece 26 slides in the guide cover 22, the wiping member 6 can slide in the hole 26a formed in the sliding piece 26. Therefore, when the sliding piece 26 descends, the wiping member 6 has its entire length. It will extend almost uniformly over the entire length.
Further, when the power of the tension driving device 14 is cut off, the sliding member 26 is returned to the upper end portion inside the guide cover 22 by the elastic contraction force of the wiping member 6 itself.

It is also possible to store the mechanism of the second embodiment shown in FIGS. 3 and 4 in the storage cover 21 as shown in FIG. In this case, it is also possible to provide the guide cover 22 and lower the wiping member 16 by the sliding piece 26 inside the guide cover 22.

[Effect of device]

As described above, according to the present invention, since the rainwater on the rear window is wiped by the wiping member made of rubber or the like, the rainwater can be removed without providing a wiper blade unlike the conventional rear wiper. Since it is not necessary to provide the wiper blade as described above, the mechanism becomes simpler than the conventional one.

[Brief description of drawings]

FIG. 1 is a rear perspective view of a bicycle equipped with a rear wiper according to a first embodiment of the present invention, FIG. 2 is an explanatory view showing a mechanism of a rear wiper of the first embodiment, and FIG. 3 is a perspective view of the present invention. FIG. 4 is an explanatory view showing the structure of a rear wiper according to a second embodiment, FIG. 4 is a side view showing a supply reel equipped in the rear wiper of the second embodiment, and FIG. 5 is a third embodiment of the present invention. FIG. 6 is a perspective view showing an automobile equipped with a rear wiper from the rear, FIG. 6 is a partial perspective view showing a portion A of FIG. 5, FIG. 7 is a sectional view taken along line VII-VII of FIG. 6, and FIG. 6 is a sectional view taken along the line VIII-VIII in FIG. 6, FIGS. 9 and 10 are broken perspective views showing part B in FIG. 5 according to the embodiment, and FIG. 11 is a front view showing a conventional rear wiper. 1 ... Rear window, 6, 16 ... Wiping member, 11a,
11b ... pulling wire, 12a, 12b, 13 ... support pipe, 14 ... pulling drive device, 14a ... winding reel,
M: Motor.

Claims (3)

[Scope of utility model registration request] 1. A support portion arranged at two positions on the periphery of a rear window and a portion that crosses the rear window and is stretched between the both support portions, and the crossing portion is movable back and forth from the support portion. A linear wiping member, a tension member connected to the crossing portion of the wiping member at a distance, and a drive device for moving the crossing portion along the rear window in a state of being in close contact with the rear window. And a rear wiper for an automobile. 2. A rear wiper for an automobile according to claim 1, wherein the wiping member is made of an elastic material, and the elastic portion of the wiping member allows the transverse portion to move forward and backward from the support portion. 3. A utility model registration claim according to claim 1, wherein the support portion is provided with a supply reel for winding the wiping member, and the rotation of the supply reel allows the wiping member to move back and forth with respect to the support portion. Car rear wiper.