JP2000350643A - Merchandise display device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a merchandise display device that can deal with various sizes of merchandise, prevent merchandise on a rack panel from scattering and prevent the merchandise and components, or the like, from dropping off a rack, or the like, thus ensuring that the merchandise can be taken out forward. SOLUTION: A bottom plate 4 is provided on a rack panel 3 in such a way as to be freely removable in a direction parallel to the direction for taking merchandise 2 out forward and to be movable in a direction perpendicular to the direction in which the merchandise on the bottom plate 4 is taken out forward. A merchandise pushing plate 5 is provided on the bottom plate in such a way as to freely move back and forth along the direction for taking the merchandise out forward, and a partition plate and drawing tool 6 for sorting the merchandise on the bottom plate and for guiding the merchandise in being taken out forward is freely rotationally journaled on the merchandise pushing plate and the merchandise pushing plate is stopped near the merchandise takeout position G of the rack panel by means of a stopper mechanism 7 which regulates the movement thereof, so that the bottom plate is moved and installed on the rack panel according to the size of the merchandise placed on the bottom plate 4. Even if the stopper mechanism 7 that corresponds to high merchandise is installed, the partition plate-cum-drawing tool is rotated upward and pulled forward.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention is mainly used by placing it on a shelf of a product display case installed in a convenience store or a supermarket or the like, so that the product can be easily put out manually. Related to display tools.

[0002]

2. Description of the Related Art Conventionally, in convenience stores and supermarkets, various types of products 52 are abundantly displayed on each product display shelf 51 of a product display case 50 as shown in FIG. Since the product 52 is sold from the near side, the front part is inevitably vacant.
It is necessary to perform a so-called advance operation for bringing the item 2 to the front. Because of this,
Many merchandise display shelves or merchandise display tools with various automatic or semi-automatic advance functions have been proposed. For example, (1) as a device having the automatic advance function, a large number of rollers 54 are provided at the bottom of the storage case 53 on the door 55 of the product display case 50.
Product display device 5 attached so as to have a downward slope on the side
6 (see JP-A-8-24091). Since the width of the partition plates 57, 57 having the function of partitioning the product 52 is determined for the product display device 56, only the product 52 conforming to the width can be used. Therefore, it is necessary to prepare a plurality of types of product display tools 56 according to the size of the product 52.

(2) As a device having a manual advance function, as shown in FIG.
8, a product push plate 60 is connected to the rear end of the partition plate 57, and a claw 61 provided on the product push plate 60 is fitted into the slide groove 59. There is a merchandise display tool 62 that can pull out the merchandise 52 left behind on the plate 58 by drawing the partition plate 57 (see Japanese Utility Model Publication No. 5-27894).

[0004] (3) As a device having a manual advance function, as shown in FIG. 14, a partition plate 57 is erected on one side of a bottom plate 58 a and is continuously provided. Is provided in the slide groove 59 and the product pushing plate 6 is provided.
There is a merchandise display device 64 which can be put out by pulling out the merchandise left behind on the bottom plate 58a by pulling the merchandise left behind on the bottom plate 58a.
No. 140254).

[0005] (4) As a device having a manual advance function, as shown in FIG. 15, an L-shaped partition plate 65 is disposed on a shelf plate 58 having a product drop prevention frame. 65 is provided with a guide plate 66 for guiding by fitting the product push plate 60 and the drawer 63 respectively, and an abutment piece 67 is provided on the drawer 63 so that the product push plate 60 can be pushed back. There is a product display device 68 that allows the product push plate 60 to be pushed out through the abutting piece 67 by pulling out the product 52 left behind on the L-shaped partition plate 65 by the drawer 63 (actually. Kaihei 4-12576
No. 1).

[0006]

As described above, it is necessary to stock a plurality of types of (1) conventional product display tools 56, so that the cost is high and the management tends to be complicated. Further, since the size of the product display tool 56 is fixed, the degree of freedom in changing the pattern of the product display shelves 51 in the product display case 50 is low, and it is difficult to do so. Further, one product display tool 56 is required for each size of the product 52, which tends to increase the manufacturing cost. (2) The product display tool 62 merely fits the claw pieces 61 of the product push plate 60 connected to the partition plate 57 into the slide groove 59, so if the partition plate 57 is drawn carelessly,
There is a risk that the product 52 may fall off the shelf 58 together with the product 52 on the shelf 58. The product display device 64 of (3) is a unit. However, depending on how the product display shelf 64 is fixed to the product display shelf 51, if the drawer device 63 is pulled vigorously or carelessly, the bottom plate 58 may be used.
The drawer 63 itself along with the product 52 on a may fall off the product display shelf 51. Further, since the height of the product drop prevention device 69 is regulated by the installation height of the drawer device 63, there is a possibility that a tall product will also fall off the product display shelf 51. The product display device 68 of (4) is also a unit, but is merely placed on the shelf plate 58, so that when the product 52 is put out with a cylindrical can juice or the drawer 63 is moved obliquely. When the product 52 is strongly attracted, the product display tool 68 is displaced, and the displayed product 52 is separated. Furthermore, since the height of the product drop prevention device 69 is further restricted by the installation height of the drawer 63, a tall product may still fall from the product display shelf 51.

[0007] Accordingly, an object of the present invention is to be able to cope with various product sizes, even if the product on the shelf board is falling apart, component parts fall off the shelf or the like together with the product, or the product is tall. It is an object of the present invention to provide a product display device that allows a product to be manually and smoothly advanced without falling down.

[0008]

In such a situation, the present inventor has made intensive studies and as a result, the bottom plate is detachably provided on the shelf plate, and the shelf plate can be moved in a direction perpendicular to the direction in which the products are put out on the bottom plate. In addition, a product push plate is provided on the bottom plate so as to be able to move forward and backward, and a partition plate / drawer that divides and guides the product is pivotally supported on the product push plate so as to be rotatable. If it can be stopped near the product removal site on the shelf, it can correspond to various product sizes,
The products on the shelf board do not fall apart, and the components do not fall off the shelves etc. along with the products, and it is found that the products can be smoothly and reliably advanced.
The present invention has been completed.

That is, according to the first aspect of the present invention, a bottom plate is provided on a shelf plate so as to be detachable in parallel with the product feeding direction, and is provided movably in a direction orthogonal to the product feeding direction on the bottom plate. A product push plate is provided on the bottom plate so as to be movable forward and backward in the forward direction of the product, and a partition plate / drawer that guides the forward movement of the product while sorting the products on the bottom plate is turned around the product push plate. Another object of the present invention is to provide a merchandise display device which is movably supported by a shaft and is stopped by a stopper mechanism for restricting the movement of the merchandise push plate in the vicinity of a merchandise take-out portion of the shelf board. By adopting such a configuration, even if the bottom plate is moved and set on the shelf plate according to the size of the product placed on the bottom plate, and the stopper mechanism corresponding to the tall product is installed, the drawer also serves as the partition plate. If the tool is rotated upward and pulled forward, the product can be guided forward while moving the product while separating it, and the product and product push plate can be stopped by the stopper mechanism near the product removal site Therefore, the product, the product push plate and the partition plate drawer do not fall off.

The invention according to a second aspect of the present invention is to provide a product display device in which a slide groove having a predetermined length is provided in the bottom plate, and a product push plate is movably provided in the slide groove. By adopting such a configuration, in addition to the above functions, by regulating the length of the slide groove, it is possible to limit the amount of movement of the product pushing plate, and it is possible to use a stopper mechanism. The drawer can be stopped near the product take-out site.

The invention according to a third aspect of the present invention provides a product display device in which a partition plate / drawer is detachably provided on the product push plate. By adopting such a configuration, in addition to the above functions, the divider / drawer can be removed when not needed, and can be replaced with a new divider / drawer.

The invention according to a fourth aspect of the present invention provides a product display tool in which a partition plate / drawer tool is rotatably engaged with the product push plate so as to be movable forward and backward in the forward direction of the product. Things. By adopting such a configuration, in addition to the above functions, after the product push plate is pulled out by the partition plate / drawer tool to advance the product, the partition plate / drawer device is pushed back, and the partition plate / drawer tool becomes the product. The product push plate slides back on the push plate and returns to its original position. The product push plate stays at the pulled-out position, and the load is reduced by not returning.

The invention according to a fifth aspect of the present invention is to provide a product display tool in which a pressing area expanding auxiliary tool is detachably provided on the product push plate. By adopting such a configuration, if a pressing area expansion aid is attached to a product push plate, a large product can be delivered in advance.

The invention according to a sixth aspect of the present invention is to provide a product display device in which the stopper mechanism is a product drop prevention device provided near a product take-out portion of the shelf. By adopting such a configuration, when the product is advanced by the partition plate and drawer, the product hits the product drop prevention device provided on the shelf board, and the product cannot be further advanced, and the product, the product push plate and the partition Do not drop the combined drawer from the shelf.

[0015]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below in detail with reference to embodiments by referring to FIGS. 1 is a perspective view showing a use state of a product display device according to an embodiment of the present invention, FIG. 2 is a perspective view of the product display device of FIG. 1, FIG. 3 is a product push plate constituting the product display device of FIG. FIG. 4 is a cross-sectional view taken along line IV-IV in FIG. 1, showing a state of attachment with the partition plate and drawer. In the figure, a product display 1 is provided on a shelf 3 for manually feeding out a product 2, and a bottom plate 4 is detachably provided on the shelf 3 in parallel with the direction in which the product 2 is advanced (direction A). And a direction (B
Direction), and a product push plate 5 is provided on the bottom plate 4 so as to be able to move forward and backward in the forward direction of the product 2, to partition the products 2 on the bottom plate 4 and to guide the forward movement of the product 2. The plate / drawer 6 is rotatably supported by the product push plate 5 so as to be rotatable, and the product push plate 5 is stopped by a stopper mechanism 7 that regulates the movement of the product push plate 5 in the vicinity of the product removal portion G of the shelf 3. .

The shelf 3 has a rectangular shape, and its notch 3
a is placed on a stopper (not shown) at the display stage of the product display case, and has a box shape in terms of strength so as to withstand the weight of many products 2. A rail 10 is provided near the product take-out site G of the shelf 3 so that the bottom plate 4 is detachable and can be moved in a direction perpendicular to the direction in which the product 2 is moved out, that is, in the direction of the arrow B. In addition, 3 in FIG.
b is a display section for displaying the product name and the like. Also, the bottom plate 4 on the shelf 3
Is not limited, such as a cylindrical canned beverage, a rectangular parallelepiped paper-packed beverage, a plate-shaped product, and a bottled beverage.

A slide groove 11 having a predetermined length is formed at a side end of the upper surface of the bottom plate 4, and a slide piece 12 provided below the product push plate 5 is movably fitted in the slide groove 11. ing. Therefore, the product pushing plate 5 is the bottom plate 4
Can move forward and backward in the direction of the arrow A only within the slide groove 11 of a predetermined length provided in the base plate 4, and at least the product push plate 5 and the partition plate drawer 6 do not fall off the bottom plate 4. A product drop prevention device 14 is fitted in a fitting hole 13 provided at an upper end portion of the bottom plate 4 on the product removal site G side, and a groove portion 15 that can be fitted along the rail 10 of the shelf plate 3 is provided at the lower end portion. Is provided. Therefore, the bottom plate 4 can be freely moved on the shelf plate 3 in the direction of the arrow B in FIG.

As described above, the product push plate 5 is provided with the slide piece 12 at the lower portion, and as shown in FIG.
On the upper side surface, there is provided a projection 20 for rotatably supporting the divider / drawer 6. And this projection 20
By fitting the holes 21 of the partition plate and drawer 6 into the product push plate 5, the partition plate and drawer 6 is rotatably supported on the product push plate 5. A hole 22 is provided at the end of the partition plate / drawer 6 on the side of the product take-out site G for convenient drawing. Therefore, in order to advance the product 2 using the partition plate / drawer 6, the hole 22 is grasped with a finger and pulled out as it is, or the product 2 is tall and the product drop prevention device 14 is high. In this case, if the partition plate and drawer 6 is lifted up to avoid the product fall prevention device 14,
The product 2 can be advanced by the product push plate 5.

In the case of the commodity display tool 1 in FIG. 1, the stopper mechanism 7 is constituted by a commodity falling prevention tool 14 in combination with the commodity push plate 5. In other words, the product display device 1 pulls out the product push plate 5 together with the product 2 by the partition plate and drawer 6, and places the product on the end 11 a of the predetermined length of the slide groove 11 of the bottom plate 4 on the product removal site G side. Since the slide 12 of the push plate 5 hits and the product push plate 5 stops, the product push plate 5 and the partition plate drawer 6 do not fall off. However, since the product 2 may fall off, the product 2 is prevented from falling off by the product fall prevention device 14. In addition, even if the slide groove 11 is the end of the bottom plate 4 on the side of the product removal site G, if the product 2 is present, the product 2 is
Even if the product 2 is not present, the product push plate 5 eventually stops hitting the product drop prevention device 14, so that the product 2 cannot be pulled out any further.
Also, the product push plate 5 and the partition plate drawer 6 do not fall off.

Next, a method of using the commodity display device 1 having the above-described configuration will be described. First, the shelf 3 and the required number of product display tools 1
Prepare the product display case, the stopper of the display step (not shown)
The notch 3a is fitted on the upper part, and the shelf 3 is placed on the display stage. Next, as shown in FIG. 1, the required number of product display tools 1 are fitted to the rails 10 of the shelf board 3, and finally, the end product display tool 1A having the partition plate 8 is fitted. And set it according to the size of the product 2 on the shelf 3.
The product 2 is added between each of the installed product display tools 1 and the end product display tool 1A to fill the space. When the product 2 to be taken out is far away from the product takeout site G, the hole 22 of the partition plate / drawer 6 is grasped with fingers and pulled out.
In the case where the partition plate and drawer 6 hits the product drop prevention device 14, the product 2 can be pushed forward by pushing the product 2 by the product push plate 5 if the partition plate and drawer 6 is lifted up and pulled out avoiding the product fall prevention device 14. . At this time, the product push plate 5 does not eventually come into contact with the product drop prevention device 14 with or without the product 2, and the product push plate 5 and the partition plate combined drawer 6 do not fall off together with the product 2. . After the product 2 is taken out, the product push plate 5 can be returned to the original position by pushing the partition plate / drawer 6 back.

FIG. 5 shows a merchandise display device 1a according to another embodiment of the present invention. The merchandise display device 1a shown in FIG.
Is different from the commodity display device 1 shown in FIG.
And a slide groove 11 of a predetermined length is provided not at the side end of the upper surface of the bottom plate 4 but at the substantially central portion on the inner side.
One of the same bottom plates 4 with the divider plate / drawer 6 as a boundary
a, the product 2 can be placed on the other side 4b. Then, the product 2 on the other side 4b of the bottom plate 4 is advanced by a pressing area enlarging aid 30 described later in detail.
Other configurations and operations are almost the same as those of the embodiment shown in FIGS.

FIGS. 6 to 8 show a product display 1b according to another embodiment of the present invention. The difference between the product display 1b and the product display 1 shown in FIGS. The opened partition plate / drawer 6a is fitted to the projection 20 of the product push plate 5, and the partition / plate drawer 6a is rotatable on the product push plate 5 and slidable in the forward direction of the product 2, that is, in the direction A. It is at the point of engagement. Therefore, as shown in FIG. 6, even if the product push plate 5 is pulled out by the partition plate and drawer 6a and the product 2 is drawn out, and then the partition plate and drawer 6a is returned to the original state, as shown in FIG. Projection 2 of product push plate 5
When the product push plate 5 is not returned, the load is reduced because only the partition plate drawer 6a is returned to its original state by sliding on the top. Other configurations and operations are almost the same as those of the embodiment shown in FIGS.

FIGS. 9 to 11 show a product display 1c according to another embodiment of the present invention. The product display 1c and FIGS.
Is different from the product display device 1 shown in FIG. 1 in that a pressing area enlarging auxiliary tool 30 is detachably provided on the product pressing plate 5 so that when the size of the product 2 is larger than the product pressing plate 5, 5
In this case, the user can wear the pressing area expansion assisting tool 30 so that the product 2 can be smoothly advanced even if the size of the product 2 is large. That is, according to the size of the product 2, two of the three slits 31 provided in the product push plate 5 are hooked with the two hooks 32 of the pressing area expansion auxiliary tool 30 to increase the pressing area of the product 2. Things. FIG. 9 is larger than the product push plate 5,
A further increase can be achieved by the arrangement shown in FIG. Other configurations and operations are almost the same as those of the embodiment of FIGS. 1 to 4, and therefore, reference numerals are attached to the drawings, and description thereof will be omitted.

A product display 1 (1) according to an embodiment of the present invention
A, 1a, 1b, and 1c) are installed on the shelf 3 by a method other than the method of fitting the groove 15 of the bottom plate 4 of the product display 1 to the rail 10 provided on the shelf 3 shown in FIG. There are various forms as shown in FIG. However, this installation method
Since there is no particular limitation, embodiments other than the installation method described below are also within the scope of the present invention. (1) A U-shaped rail is provided on the shelf plate 3, and a groove that can be movably fitted along the rail is provided on the bottom plate 4. (2) The shelf plate 3 is provided with a semicircular rail, and the bottom plate 4 is provided with a groove which can be movably fitted along the rail. (3) The shelf plate 3 is provided with a concave groove, and a projection piece which can be movably fitted along the concave groove is provided at a lower end portion of the bottom plate 4. (4) The shelf plate 3 is provided with a concave groove, a long and thin plate is fitted along the concave groove, and a 7-type slide portion which can be movably fitted along the long and narrow plate is provided on the upper surface of the bottom plate 4. In this case, the 7-type slide portion also serves as the product fall prevention device 14.

(5) Further, a groove is provided on the shelf plate 3, a round bar fence is fitted along the groove, and a round groove which can be movably fitted along the round bar of the round bar fence is provided. Fall prevention device 14
Provided on the side of In addition, this product fall prevention device 14
Is provided on the upper surface of the shelf 3. (6) A groove is provided in the shelf plate 3, a pitch plate is fitted along the groove, and a projection (not shown) which can be fitted in a pitch hole of the pitch plate is provided on the lower surface of the bottom plate 4. (7) A groove is provided in the shelf plate 3, a rack is fitted along the groove, and the rack which can be meshed with the teeth of the rack is fitted with the product drop prevention device 14.
Provided on the side of In addition, this product fall prevention device 14
Is provided on the upper surface of the shelf 3. (8) The same rack as that of (7) is provided at the end of the shelf plate 3 on the opposite side of the product drop prevention device 14, and teeth (not shown) that can mesh with the teeth of the rack are provided at the end of the bottom plate 4. What was provided. (9) The same U-shaped rail as in (1) is provided at the end of the shelf 3 opposite to the product drop prevention device 14,
A groove which can be movably fitted along the rail is provided at an end of the bottom plate 4. (10) A combination of the rail and groove of (1) and the rail and groove of (9).

Although the embodiment of the present invention has been described above, the specific configuration is not limited to this, and changes and additions without departing from the gist of the present invention are within the scope of the present invention.

[0027]

As described in detail above, according to the first aspect of the present invention, the bottom plate is moved and set on the shelf plate in accordance with the size of the product placed on the bottom plate, so that it can be used for a tall product. Even if a stopper mechanism is installed, the product can be guided forward by moving the product forward while the product is being separated and the product can be advanced by rotating the divider plate and drawer upward and pulling it forward. The mechanism stops the product and the product push plate in the vicinity of the product removal portion, so that the product, the product push plate and the partition plate drawer also do not fall off. Therefore, it is possible to correspond to various product sizes, and the products on the bottom plate do not fall apart, components do not fall off the shelves etc. with the products, and even tall products do not fall, and It is possible to reduce the number of types of components that need to be held or managed.

According to the second aspect of the present invention, by restricting the length of the slide groove of the bottom plate, the amount of movement of the product push plate can be limited, and a stopper mechanism can be provided. The plate / drawer can be stopped near the product removal site.

According to the third aspect of the present invention, the divider / drawer can be removed when not needed, and can be replaced with a new divider / drawer. Therefore, in addition to the above-mentioned effects, it can be removed when the partition plate / drawer is in the way, such as when placing the product display device or transferring the product on another product display device. It can be replaced with a tool, and can respond to various requests.

According to the fourth aspect of the present invention, after the product push plate is drawn out by the partition plate / drawer tool to advance the product, the partition plate / drawer tool is pushed back, and the partition plate / drawer tool is returned. The product push plate slides back on the push plate and returns to its original position. The product push plate stays at the pulled-out position, and the load is reduced by not returning. Therefore, in addition to the above-mentioned effects, the product push plate substantially moves only by the amount of advance of the product, and the useless movement of the product push plate is eliminated and the load is reduced. Will also be easier.

According to the fifth aspect of the present invention, if the pressing area enlarging aid is attached to the product pushing plate, a large product can be delivered in advance. Therefore, in addition to the above-described effects, even products of a size that can be handled by the pressing area expansion aid can be smoothly advanced.

According to the sixth aspect of the present invention, when the product is advanced by the partition plate and drawer, the product hits the product drop prevention device provided on the shelf, and the product cannot be advanced any further.
Do not drop the product, product push plate and divider / drawer tool from the shelf. Therefore, in addition to the above-described effects, even if the drawer is pulled out vigorously or carelessly, not only the product but also the product push plate and the partition plate drawer also do not fall off, thereby preventing troubles such as injury or breakage due to falling. I can do it.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a use state of a product display device according to an embodiment of the present invention.

FIG. 2 is a perspective view of the commodity display device of FIG.

FIG. 3 is a perspective view showing an attachment state of a product push plate and a partition plate drawer which constitute the product display device of FIG. 1;

FIG. 4 is a sectional view taken along the line IV-IV in FIG. 2;

FIG. 5 is a perspective view showing a product display device according to another embodiment of the present invention.

FIG. 6 is a perspective view showing a use state of a product display device according to another embodiment of the present invention.

FIG. 7 is a perspective view showing the state of attachment of the product push plate and the partition plate drawer that constitute the product display device of FIG. 6;

FIG. 8 is a perspective view showing a use state of a product display device according to another embodiment of the present invention.

FIG. 9 is a perspective view showing a use state of a product display device according to another embodiment of the present invention.

FIG. 10 is a perspective view showing the state of attachment of a product push plate and a pressing area enlarging aid that constitute the product display device of FIG. 9;

FIG. 11 is a perspective view showing a use state of a product display device according to another embodiment of the present invention.

FIG. 12 is a perspective view showing a conventional example.

FIG. 13 is a side view showing a conventional example.

FIG. 14 is a perspective view showing a conventional example.

FIG. 15 is a side view in which a part is shown in section showing a conventional example.

[Explanation of symbols]

1, 1A, 1a, 1b, 1c, 56, 62, 64, 68
Commodity display device 2,52 Commodity 3,58 Shelf 3a Notch 3b Display 4,58a Bottom plate 5,60 Commodity push plate 6,6a Partition plate drawer 7 Stopper mechanism 8,57 Partition plate 10 Rail 11,59 Sliding groove 11a End part 12 Slide piece 13 Fitting hole 14, 69 Commodity drop prevention device 15 Groove portion 20 Projection 21, 22 hole 21a Long hole 30 Pushing area expansion auxiliary tool 31 Slit 32 Hook portion 50 Commodity display case 51 Commodity display shelf 53 Storage case 54 Roller 55 Door 61 Claw piece 63 Pull-out tool 65 L-shaped partition plate 66 Guide plate 67 Abutment piece G Product take-out site

Claims (6)

[Claims] 1. A bottom plate is detachably provided on a shelf plate in parallel with a direction in which a product is put out, and is movably provided in a direction orthogonal to the direction in which the product is put on the bottom plate. Provided so as to be able to move forward and backward in the forward direction of the product, a partition plate and a drawer that separates the product on the bottom plate and guides the advance movement of the product are rotatably supported on the product pushing plate, A product display device, wherein the product push plate is stopped by a stopper mechanism that regulates the movement of the product push plate in the vicinity of a product removal portion of the shelf plate. 2. The product display device according to claim 1, wherein a slide groove is provided in said bottom plate, and a product push plate is movably provided in said slide groove. 3. The product display device according to claim 1, wherein a partition plate / drawer is detachably provided on the product push plate. 4. The product display according to claim 1, wherein a partition plate / drawer is rotatably engaged with the product push plate so as to be rotatable and movable forward and backward in the forward direction of the product. Utensils. 5. The product display device according to claim 1, wherein a pressing area expanding auxiliary tool is detachably provided on the product push plate. 6. The product display device according to claim 1, wherein the stopper mechanism is a product drop prevention device provided near a product removal site of the shelf.