JP2503937Y2 - Bath lid - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION Industrial Field of the Invention The present invention relates to improvement of a bath lid, particularly a bath lid of a type called a shutter type.

2. Description of the Related Art A shutter-type bath lid is made of a flexible synthetic resin and can be bent in a thin plate shape or a film shape with a large number of hollow rod-shaped bodies made of an extruded product made of a hard synthetic resin. They are connected in parallel via a connecting piece, and when not in use, they are often used recently because they have the advantage that they can be made compact by winding from one end.

Conventionally, in such a shutter-type bath lid, for the purpose of improving the wrapping operability and improving the design, two rows of hollow rod-shaped bodies are provided at one end of the main body portion that is a parallel portion of the hollow rod-shaped bodies. It is known that a wide hollow plate having the above-mentioned width is connected through a flexible and flexible connecting piece as described above (for example, Japanese Utility Model Publication No. 61-37350).
issue).

DISCLOSURE OF THE INVENTION Problems to be Solved by the Invention However, in the conventional shutter-type bath lid, the wide hollow plate-like body at one end is formed by cutting a long extruded product into a predetermined size. In itself, the corners must be square.

For this reason, the overall shape of the bath lid has a rectangular shape with square corners, and it is not possible to add a rounded, soft, and high-class appearance to the four corners of a plate-shaped molded bath lid. Met. Also, the shutter bath lid is
The total weight is about 1.2 to 3.0 kg, which is considerably heavy, but the above conventional product is composed of a wide hollow plate with hard edges, and the corners or corners resulting from it are incorrect. If you drop it on the floor,
Not only is there a great risk of damaging the floor and bathtub and damaging the tiles, there is also the danger of injury to the body, especially the legs.

In view of the above-mentioned problems, the present invention has improved the design of the shutter-type bath lid and prevents the danger, has a higher class feeling, is excellent in safety, and is lightweight. It is intended to provide a bath lid that is easy to manufacture.

Means for Solving the Problems The present invention relates to a shutter body in which a large number of extruded hollow rod-shaped bodies made of hard synthetic resin are connected in parallel via thin plate-shaped bendable connecting pieces made of soft synthetic resin. And a wide plate-shaped body having a width of at least two rows of the hollow rod-shaped bodies connected to both ends or one end of the same by connecting pieces similar to the above, and the wide plate-shaped body is a shutter body. A hollow synthetic resin hollow molded body having a U-shaped cross-sectional area that is open only on the inner side edge side of the hollow portion, and a cap body that closes the opening surface of the hollow molded body, the outer edge of the hollow molded body A gist of a bath lid is characterized in that corner portions at both ends are formed in an arc shape in a plan view.

The hollow molded body constituting the main body of the wide plate-shaped body can be manufactured as a molded product by the injection molding method in the simplest way.

Further, the wide plate-shaped body and the shutter main body are connected to each other by projecting a thin plate-shaped connecting piece made of a soft synthetic resin outward from a lower end portion of an inner side edge portion of the wide plate-shaped body. It is advantageous in manufacturing that the hollow rod-shaped body at one end of the shutter main body is joined to the upper surface of the protruding portion of the connecting piece on the lower surface side by means such as welding or fusing.

Embodiment In the embodiment shown in FIGS. 1 to 3, (1) is a shutter main body portion, (2) is a wide plate-like member connected to both ends thereof, and corner portions (2a) at both ends of the outer edge are It is formed in a circular arc shape.

The shutter main body (1) is composed of a large number of hollow rod-shaped bodies (3) made of an extruded product made of a hard synthetic resin such as vinyl chloride as in the conventional product, and a thin plate-like bendable connecting piece (made of a soft synthetic resin). 4) is connected in a parallel state.

The hollow rod-shaped body (3) and the connecting piece (4) are generally extruded integrally by a two-wheel extrusion method together with the connecting piece (4) for each of a plurality of rod-shaped bodies (3), and a molded product thereof. The connecting piece at one end is joined to the lower surface of the hollow rod at the other end of the other molded product by a method such as welding or fusion to form the shutter main body (1) having a required length. .

On the other hand, the wide plate-shaped body (2) has a width equal to or larger than two rows of the hollow rod-shaped body (3), preferably 3 to 4 rows (W). As shown in FIGS. 2 and 3, the wide plate-shaped body (2) is a hollow molded body having a horizontal U-shaped cross section (a horizontal molded body (1) that is opened only on the inner side edge side of the shutter body (1) side. 5)
And a cap body (6) made of the same hard synthetic resin that covers the opening surface.

The hollow molded body (5) is manufactured as an injection molded product made of a hard synthetic resin, and a plurality of reinforcing ribs (7) for connecting the upper and lower walls are integrally formed therein, and the hollow molding (5) is formed. An engaging recess (8) is formed on the inner surface of the upper and lower walls at the side edge. Further, in the lengthwise middle portion of the outer side edge, as shown in FIG. 2, a lower portion is formed stepwise to form a claw recess (9). This recess (9) provides a clue when the bath lid is rolled up on the bathtub and facilitates the rolling-in operation.

On the other hand, the cap body (6) is made of an extruded product made of a hard synthetic resin and has a pair of upper and lower engaging leg portions (10) (10) on one side surface, and the leg portion is formed by the hollow molding ( 5) is press-fitted into the hollow molding body (5) from the opening side by using resin elasticity to engage the tip engagement portion with the engagement recessed portion (8), and is attached to the hollow molded body (5) in a removal preventing state. ing. An adhesive may be additionally used for this attachment, or the attachment may be made by means of fusion by ultrasonic vibration.

The wide plate member (2) and the shutter body (1) are connected as follows. That is, as shown in FIG. 2, a thin plate-like member made of a soft vinyl chloride resin or the like having a large friction coefficient is formed on the lower surface of the cap member (6) of the wide plate-shaped member (2) made of an extruded product by a two-wheel extrusion method. A connecting piece (4 ') is integrally formed in a protruding shape, and a hollow rod-like body (3) at one end on the shutter body (1) side is welded or fused to the upper surface of the connecting piece (4'). They are connected by being joined by the means. Of course, the connecting piece (4 ') may be integrally extended from the shutter main body (1) side, and the entire lower surface or one side edge of the wide plate (2) may be joined to the upper surface thereof.

In the modified example shown in FIG. 4, the cap body (16) is manufactured to have a U-shaped cross section, and the cap body (16) is fitted into the opening of the hollow plate body (15) to form a hollow wide plate shape. Formed on the body (12). Cap body (16)
Has protruding protrusions (16a) at predetermined intervals at its inner end, which engage with corresponding engaging recesses (18) on the hollow molded body (15) side to remove the protrusions. It is installed in a blocked state. In addition, the connecting piece (14) is the cap body (1
Separately from 6), it is manufactured as a strip plate, and the side edge portion including the thick portion (14a) of one side edge is attached to the inner surface of the lower wall of the hollow molded body (15), and a part thereof is One that is fixed between the inner surface and the cap body (16) and is fixed to the wide plate body (12) side by being partially penetrated by the engaging projection (16a). Has been made.

Although the wide plate members (2) and (12) are connected to both ends of the shutter main body (1) in each of the above embodiments, the wide plate members (2) and (12) are provided only at one end. 12) may be installed in series.

Effect of the Invention Since the bath lid according to the present invention is provided with wide plate-shaped bodies at both ends or one end of the shutter main body as described above, the bath cover can be rolled up as compared with the bath lid including only the shutter main body. It has excellent properties, shape retention at the time of winding, stability, etc., and is convenient for handling, and further has the following unique effects.

That is, since the corners at both ends of the outer edge of the wide plate are formed in a circular arc shape, the four corners or the corners on the side where the wide plate is present have a rounded shape in the expanded state of the entire bath lid. However, even though it is a shutter-type bath lid, it has a soft and luxurious appearance similar to a molded bath lid, and it is possible to perceive a sense of luxury. In addition, since the corner portion has a rounded shape, there is little possibility of damaging or damaging the floor surface in the bathroom or the bathtub even if the corner portion is accidentally dropped in the unfolded state or the rolled-in state or is strongly hit. Moreover, even if it is dropped on the foot, there is no danger of being injured by hitting the corner of the heavy bath lid, and higher safety can be guaranteed. Also,
The wide plate-shaped body is composed of a hard synthetic resin molded body having a U-shaped cross section and having a cap body having an opening face closed, in which only one side edge on the shutter body side is opened. , The wide plate-like body can be beautifully finished without any joints on the three edges, which are easily visible, and the itself can be easily molded. Since it can be manufactured in a shape, it is advantageous in manufacturing. And, since the hollow molded article can be molded by injection molding method, blow molding method, etc.,
The corner portion can be easily rounded, and the weight of the wide plate member can be reduced to make the bath lid easier to handle.

Further, as in claim (2), by using an injection-molded article as the hollow molded body forming the main body of the wide plate-shaped body,
It is possible to give roundness to the three peripheral edges of the wide plate-like body so as to make the appearance more preferable and highly safe, and the hollow molded body itself is also prepared by a method of taking a large number of pieces from one mold. It can be manufactured efficiently, which is advantageous in terms of manufacturing cost.

Further, by adopting the connecting structure as set forth in claim (3), the shutter main body and the wide plate-shaped body can be connected easily and firmly.

[Brief description of drawings]

The drawings show an embodiment of the present invention. Fig. 1 is an overall plan view of a bath lid, and Figs. 2 and 3 are Fig. 1 II-II lines and
FIG. 4 is a sectional view taken along line III-III, and FIG. 4 is a sectional view showing a modified example of the wide plate-shaped body. (1) ...... Shutter body, (2) (12) ... Wide plate, (2a) ... Corner, (3) ... Hollow rod,
(4) (4 ') (14) ... connecting piece, (5) (15) ... hollow molding, (6) (16) ... cap body, (9) ... cue recess.

Claims (3)

(57) [Scope of utility model registration request] 1. A shutter main body in which a large number of extruded hollow rod-shaped bodies made of hard synthetic resin are connected in parallel via a thin plate-shaped bendable connecting piece made of soft synthetic resin,
And a wide plate-shaped body having a width of at least two rows of the hollow rod-shaped bodies connected to both ends or one end thereof by the same connecting pieces as described above, and the wide plate-shaped body is provided on the shutter main body side. A hollow synthetic resin hollow molded body having a U-shaped cross-sectional area that is opened only on the inner side edge side, and a cap body that closes the opening surface of the hollow molded body. A bath lid characterized in that the portion is formed in an arc shape in a plan view. 2. The bath lid according to claim 1, wherein the hollow molded body is an injection molded product. 3. A thin plate-like connecting piece made of a soft synthetic resin is projectingly extended outward from a lower end portion of an inner side edge portion of the wide plate-like body, and an upper surface of the projecting portion of the connecting piece. The bath lid according to claim 1 or 2, wherein a hollow rod-shaped body at one end of the shutter body is joined to the lower surface of the bath body.