JP3232405U

JP3232405U - Storage tool

Info

Publication number: JP3232405U
Application number: JP2021001147U
Authority: JP
Inventors: 正好佐藤
Original assignee: 株式会社アサヒテック
Priority date: 2021-03-30
Filing date: 2021-03-30
Publication date: 2021-06-10
Anticipated expiration: 2031-03-30

Abstract

【課題】操作性に優れた収納具を提供する。【解決手段】上部が開口した有底箱状の本体７と、本体７の一つの側面である前面部２より突設された操作部８とを備えた収納具１であって、操作部８には指掛け用孔１７を備え、操作部８は、本体７の前面部２と平行に配置され、指掛け用孔１７を有する操作面部１５と、操作面部１５の左右両端と本体７の前面部２とを連結する一対の連結面部１６、１６とを備え、操作面部１５、一対の連結面部１６、１６及び本体７の前面部２により区画された指通し用空間１８を備えている。【選択図】図１PROBLEM TO BE SOLVED: To provide a storage tool having excellent operability. SOLUTION: The storage tool 1 is provided with a bottomed box-shaped main body 7 having an open upper portion and an operation portion 8 projecting from a front surface portion 2 which is one side surface of the main body 7. Is provided with a finger hook hole 17, and the operation unit 8 is arranged in parallel with the front surface portion 2 of the main body 7, and has an operation surface portion 15 having a finger hook hole 17, left and right ends of the operation surface portion 15, and the front surface portion 2 of the main body 7. It is provided with a pair of connecting surface portions 16 and 16 for connecting the two, and is provided with a finger-passing space 18 partitioned by an operation surface portion 15, a pair of connecting surface portions 16 and 16 and a front surface portion 2 of the main body 7. [Selection diagram] Fig. 1

Description

本考案は、収納具に関するものである。 The present invention relates to a storage device.

従来、収納具としては、箱体本体部と、箱体本体部の内部に設けられる仕切部と、箱体本体部に配設される手掛孔を備えた書類収納箱があった（特許文献１）。 Conventionally, as a storage tool, there has been a document storage box having a box body portion, a partition portion provided inside the box body body portion, and a clue hole arranged in the box body body portion (Patent Document). 1).

特開２００９−１９０１９４号公報JP-A-2009-190194

しかし、特許文献１に記載の書類収納箱では、箱体本体部に被収納物が手掛孔付近まで収容されていると、手掛孔に手指を入れようとしても内側の収納物に邪魔されて手指が箱体本体部内部に入らず、手掛孔に手指が掛けられないことがあり、操作性に問題があった。 However, in the document storage box described in Patent Document 1, if the object to be stored is stored up to the vicinity of the clue hole in the main body of the box, even if an attempt is made to insert a finger into the clue hole, the stored object inside interferes with the storage box. In some cases, the fingers did not enter the inside of the main body of the box and the fingers could not be hung in the hook holes, which caused a problem in operability.

そこで、本考案は、操作性に優れた収納具を提供することを目的とする。 Therefore, an object of the present invention is to provide a storage tool having excellent operability.

請求項１記載の本考案の収納具は、上部が開口した有底箱状の本体と、前記本体の一つの側面より突設された操作部とを備えた収納具であって、前記操作部には指掛け用孔を備えたことを特徴とする。 The storage tool of the present invention according to claim 1 is a storage tool including a bottomed box-shaped main body having an open upper portion and an operation unit projecting from one side surface of the main body, and the operation unit. Is characterized by having a hole for hooking a finger.

請求項２記載の本考案の収納具は、前記操作部は、前記本体の前記側面と平行に配置され、前記指掛け用孔を有する操作面部と、前記操作面部の左右両端と前記本体の前記側面とを連結する一対の連結面部とを備え、前記操作面部、一対の前記連結面部及び前記本体の前記側面により区画された指通し用空間を備えたことを特徴とする。 In the storage tool of the present invention according to claim 2, the operation portion is arranged parallel to the side surface of the main body, the operation surface portion having the finger hook hole, the left and right ends of the operation surface portion, and the side surface of the main body. It is characterized in that it is provided with a pair of connecting surface portions for connecting the above, and is provided with a finger-passing space partitioned by the operation surface portion, the pair of connecting surface portions, and the side surfaces of the main body.

請求項３記載の本考案の収納具は、前記操作面部の下端は、前記本体の底面部より所定寸法だけ高く形成され、当該所定寸法は使用者の手指の太さ以上とし、前記操作部の下部に隙間が形成されたことを特徴とする In the storage tool of the present invention according to claim 3, the lower end of the operation surface portion is formed higher than the bottom surface portion of the main body by a predetermined dimension, and the predetermined dimension is equal to or larger than the thickness of the user's finger. It is characterized by the formation of a gap at the bottom.

請求項４記載の本考案の収納具は、前記本体を複数の収納空間に区画する仕切り板と、一つの前記収納空間の底部を前記本体の底面部から嵩上げする嵩上げ用底板とを備え、前記仕切り板は、その上端を前記本体の周縁の上端より低く形成され、前記嵩上げ用底板から前記仕切り板の上端までの寸法を、被収納物より低く形成されたことを特徴とする。 The storage tool of the present invention according to claim 4 includes a partition plate for partitioning the main body into a plurality of storage spaces, and a raising bottom plate for raising the bottom of one storage space from the bottom surface of the main body. The partition plate is characterized in that the upper end thereof is formed lower than the upper end of the peripheral edge of the main body, and the dimension from the bottom plate for raising to the upper end of the partition plate is formed lower than the object to be stored.

請求項１の考案によれば、本体に収納した被収納物に接触することなく、収納具の操作をすることができる。 According to the first aspect of the present invention, the storage tool can be operated without contacting the stored object stored in the main body.

請求項２の考案によれば、操作面部に手指を上または下から掛けたり、操作面部に手指を掛けつつ、その手指を指通し用空間を通して指掛け用孔の縁にも掛けたりと、収納具の操作方法に汎用性が向上する。 According to the invention of claim 2, the storage tool is such that the finger is hung on the operation surface portion from above or below, or the finger is hung on the operation surface portion through the finger passage space and also on the edge of the finger hook hole. The versatility of the operation method is improved.

請求項３の考案によれば、操作面部に手指を下から掛けることができる。 According to the invention of claim 3, fingers can be hung from below on the operation surface portion.

請求項４の考案によれば、本体より低く形成された各種カード等の被収納物が取り出し易くなる。 According to the invention of claim 4, it becomes easy to take out the stored items such as various cards formed lower than the main body.

本考案の実施例１の収納具の斜視図である。It is a perspective view of the storage tool of Example 1 of this invention. 同上、収納具の平面部である。Same as above, it is a flat part of the storage tool. 同上、収納具の右側面図である。Same as above, is a right side view of the storage tool. 同上、図３のＡ−Ａ線断面図である。Same as above, FIG. 3 is a sectional view taken along line AA of FIG. 同上、被収納物を収納した状態の収納具の斜視図である。Same as above, it is a perspective view of the storage tool in the state where the stored object is stored. 同上、操作部の操作方法を（Ａ）〜（Ｅ）に示した断面図である。In the same as above, it is sectional drawing which showed the operation method of the operation part in (A)-(E).

本考案における好適な実施の形態について、添付図面を参照して説明する。尚、以下に説明する実施例は、実用新案登録請求の範囲に記載された本考案の内容を限定するものではない。また、以下に説明される構成の全てが、本考案の必須要件であるとは限らない。 A preferred embodiment of the present invention will be described with reference to the accompanying drawings. The examples described below do not limit the contents of the present invention described in the scope of claims for utility model registration. In addition, not all of the configurations described below are essential requirements of the present invention.

以下、本考案の第１実施例を図１〜図６を参照して説明する。本実施例の収納具１は、前面部２、後面部３、右側面部４、左側面部５、底面部６から構成される有底箱状の本体７と、本体７より突設された操作部８と、本体７の内部を複数の収納空間９、１０に区画する仕切り板１１とを備えている。ここで、前面部２、後面部３、右側面部４、左側面部５、底面部６及び仕切り板１１は、透明なアクリル板等の合成樹脂製の板材から形成されている。また、本実施例では、前面部２、後面部３、右側面部４、左側面部５、底面部６及び仕切り板１１は互いの端部同士を接着剤等により接合されている。 Hereinafter, the first embodiment of the present invention will be described with reference to FIGS. 1 to 6. The storage tool 1 of the present embodiment has a bottomed box-shaped main body 7 composed of a front surface portion 2, a rear surface portion 3, a right surface portion 4, a left surface portion 5, and a bottom surface portion 6, and an operation unit projecting from the main body 7. 8 and a partition plate 11 for partitioning the inside of the main body 7 into a plurality of storage spaces 9 and 10. Here, the front surface portion 2, the rear surface portion 3, the right side surface portion 4, the left side surface portion 5, the bottom surface portion 6, and the partition plate 11 are formed of a plate material made of synthetic resin such as a transparent acrylic plate. Further, in this embodiment, the front end portion 2, the rear surface portion 3, the right side surface portion 4, the left side surface portion 5, the bottom surface portion 6, and the partition plate 11 are joined to each other by an adhesive or the like.

図２に示すように本体７は、平面視矩形状に形成されており、前面部２及び後面部３を一対の短辺とし、右側面部４及び左側面部５を一対の長辺としている。仕切り板１１は、右側面部４及び左側面部５の間において右側面部４及び左側面部５と平行となるように配置されている。ここで、右側面部４と仕切り板１１との間隔Ｗ１は、左側面部５と仕切り板１１との間隔Ｗ２より大きく形成されている。本実施例の本体７は、前面部２から後面部３までの寸法を約２２.５センチメートル、右側面部４から左側面部５までの寸法を約４センチメートルとし、本体７は前後方向の寸法を幅広とし、左右方向の寸法を幅狭とした細長い箱型形状を有しており、金庫内部の棚等の横幅が狭く奥行のある隙間への出し入れを可能としている。 As shown in FIG. 2, the main body 7 is formed in a rectangular shape in a plan view, and the front surface portion 2 and the rear surface portion 3 have a pair of short sides, and the right side surface portion 4 and the left side surface portion 5 have a pair of long sides. The partition plate 11 is arranged between the right side surface portion 4 and the left side surface portion 5 so as to be parallel to the right side surface portion 4 and the left side surface portion 5. Here, the distance W1 between the right side surface portion 4 and the partition plate 11 is formed to be larger than the distance W2 between the left side surface portion 5 and the partition plate 11. The main body 7 of this embodiment has a dimension from the front surface portion 2 to the rear surface portion 3 of about 22.5 cm, a dimension from the right side surface portion 4 to the left side surface portion 5 of about 4 cm, and the main body 7 has dimensions in the front-rear direction. It has an elongated box shape with a wide width and narrow dimensions in the left-right direction, and it is possible to put it in and out of a gap with a narrow width and depth such as a shelf inside the safe.

図１及び図４に示すように本体７の上部に形成された開口部１２の周縁である開口縁部１３は、底面部６と平行に形成されている。尚、仕切り板１１の上端部１４は、本体７の開口縁部１３より低く形成されている。 As shown in FIGS. 1 and 4, the opening edge portion 13 which is the peripheral edge of the opening portion 12 formed in the upper part of the main body 7 is formed in parallel with the bottom surface portion 6. The upper end portion 14 of the partition plate 11 is formed lower than the opening edge portion 13 of the main body 7.

操作部８は、本体７の前面部２の前方に前面部２と平行に配置された操作面部１５と、操作面部１５の左右両端と本体７の右側面部４及び左側面部５とを連結する一対の連結面部１６、１６とを備えた平面視略コ字形状を有している。ここで、操作部８には指掛け用孔１７が形成されている。 The operation unit 8 is a pair that connects the operation surface portion 15 arranged in parallel with the front surface portion 2 in front of the front surface portion 2 of the main body 7, the left and right ends of the operation surface portion 15, the right side surface portion 4 and the left side surface portion 5 of the main body 7. It has a substantially U-shape in a plan view including the connecting surface portions 16 and 16. Here, a finger hook hole 17 is formed in the operation unit 8.

図１及び図２に示すように一対の連結面部１６、１６は、本体７の右側面部４及び左側面部５とそれぞれ面一に形成されている。 As shown in FIGS. 1 and 2, the pair of connecting surface portions 16 and 16 are formed flush with the right side surface portion 4 and the left side surface portion 5 of the main body 7, respectively.

図１及び図２に示すようにそして、本体７と操作部８との間には、操作面部１５、一対の連結面部１６、１６及び本体７の前面部２により区画され、上下方向に連通した空洞からなる指通し用空間１８が形成されている。指通し用空間１８は、指掛け用孔１７と連通している。指掛け用孔１７は、使用者の手指Ｆ（図６参照）が挿通可能に形成された円形状の貫通孔からなる。 As shown in FIGS. 1 and 2, the main body 7 and the operation unit 8 are partitioned by an operation surface portion 15, a pair of connecting surface portions 16, 16 and a front surface portion 2 of the main body 7 and communicate with each other in the vertical direction. A finger-passing space 18 made of a cavity is formed. The finger-passing space 18 communicates with the finger-hanging hole 17. The finger hook hole 17 is formed of a circular through hole formed so that the user's finger F (see FIG. 6) can be inserted.

図３に示すように操作面部１５の下端１５Ａ及び連結面部１６、１６の下端１６Ａ、１６Ａは、本体７の底面部６より所定寸法Ｌだけ高く形成されたことにより、操作部８の下部には隙間１９が形成されている。当該所定寸法Ｌは使用者の手指Ｆの太さ以上とする。 As shown in FIG. 3, the lower end 15A of the operation surface portion 15 and the lower ends 16A and 16A of the connecting surface portions 16 and 16 are formed higher than the bottom surface portion 6 of the main body 7 by a predetermined dimension L, so that the lower end portion 8 is formed at the lower portion. A gap 19 is formed. The predetermined dimension L is equal to or larger than the thickness of the user's finger F.

図２に示すように本体７の内部は、前面部２、後面部３、右側面部４、底面部６及び仕切り板１１によって区画された第１収納空間９と、前面部２、後面部３、左側面部５、後述する嵩上げ用底板２０及び仕切り板１１によって区画された第２収納空間１０に分割される。第２収納空間１０の平面視形状と同じ矩形状に形成された嵩上げ用底板２０は、図４に示すように本体７の底面部６から所定寸法Ｍだけ上方で水平となるように、前面部２、後面部３、左側面部５及び仕切り板１１に架設されている。そのため、第１収納空間９が第２収納空間１０より深く形成されている。本実施例では、嵩上げ用底板２０から仕切り板１１の上端部１４までの寸法Ｈは、被収納物である各種カード類Ｃの高さより低いものとする。 As shown in FIG. 2, the inside of the main body 7 includes a first storage space 9 partitioned by a front surface portion 2, a rear surface portion 3, a right surface portion 4, a bottom surface portion 6, and a partition plate 11, and a front surface portion 2, a rear surface portion 3, and the like. It is divided into a second storage space 10 partitioned by a left side surface portion 5, a raising bottom plate 20 and a partition plate 11 which will be described later. As shown in FIG. 4, the raising bottom plate 20 formed in the same rectangular shape as the plan view shape of the second storage space 10 has a front surface portion so as to be horizontal above the bottom surface portion 6 of the main body 7 by a predetermined dimension M. 2. It is erected on the rear surface portion 3, the left surface portion 5, and the partition plate 11. Therefore, the first storage space 9 is formed deeper than the second storage space 10. In this embodiment, the dimension H from the bottom plate 20 for raising to the upper end 14 of the partition plate 11 is lower than the height of the various cards C to be stored.

以上の構成の収納具１の使用方法について説明する。図５に示すように第１収納空間９及び第２収納空間１０には、書類、通帳、各種カード類又は小物等の被収納物Ｃが例えば縦置きで収納される。第１収納空間９には厚みのある被収納物Ｃを収納し、第２収納空間１０には薄い被収納物Ｃを収納する。 A method of using the storage tool 1 having the above configuration will be described. As shown in FIG. 5, in the first storage space 9 and the second storage space 10, documents, passbooks, various cards, small items, and other items to be stored C are stored, for example, in a vertical position. The thick storage object C is stored in the first storage space 9, and the thin storage object C is stored in the second storage space 10.

第１収納空間９の深さに満たない高さを有するカード類Ｃを収納する場合、カード類Ｃの高さより浅く形成された第２収納空間１０に収納することで、カード類Ｃの一部が第２収納空間１０より上方に突出しており、この突出している部分を手指Ｆで摘まむことで、カード類Ｃの取り出しが容易になる。 When storing the cards C having a height less than the depth of the first storage space 9, the cards C are partially stored by storing them in the second storage space 10 formed shallower than the height of the cards C. Projects upward from the second storage space 10, and by picking the protruding portion with the fingers F, the cards C can be easily taken out.

収納具１を金庫等の保管庫や棚等の収納場所から移動させる際に、使用者は操作部８を手指Ｆで操作して移動させる。操作部８の操作方法としては、図６（Ａ）に示すような指掛け用孔１７に手指Ｆを挿通しつつ、操作面部１５及び下端１５Ａに手指Ｆを掛ける、図６（Ｂ）に示すような操作面部１５及び操作面部１５の上端１５Ｂに手指Ｆを上から掛ける、図６（Ｃ）に示すような操作面部１５及び下端１５Ａに手指Ｆを下から掛ける、図６（Ｄ）に示すような操作面部１５及び上端１５Ｂに手指Ｆを上から掛けつつ、その手指Ｆを指通し用空間１８を通して指掛け用孔１７の縁にも掛ける、図６（Ｅ）に示すような操作面部１５及び下端１５Ａに手指Ｆを下から掛けつつ、その手指Ｆを指通し用空間１８を通して指掛け用孔１７の縁にも掛ける、といった様々な操作方法により、操作部８に手指Ｆを引っ掛けて収納具１を移動させることができる。 When moving the storage tool 1 from a storage place such as a safe or a storage place such as a shelf, the user operates the operation unit 8 with the finger F to move the storage tool 1. As an operation method of the operation unit 8, the finger F is inserted into the finger hook hole 17 as shown in FIG. 6 (A), and the finger F is hung on the operation surface portion 15 and the lower end 15A, as shown in FIG. 6 (B). The finger F is hung from above on the operation surface portion 15 and the upper end 15B of the operation surface portion 15, and the finger F is hung from below on the operation surface portion 15 and the lower end 15A as shown in FIG. 6 (C), as shown in FIG. 6 (D). While the finger F is hung from above on the operation surface portion 15 and the upper end 15B, the finger F is also hung on the edge of the finger hook hole 17 through the finger passage space 18, the operation surface portion 15 and the lower end as shown in FIG. 6 (E). The storage tool 1 is hooked on the operation unit 8 by various operation methods such as hanging the finger F on the 15A from below and hanging the finger F on the edge of the finger hook hole 17 through the finger passage space 18. Can be moved.

本実施例の収納具１は、上部が開口した有底箱状の本体７と、本体７の一つの側面である前面部２より突設された操作部８とを備えた収納具１であって、操作部８には指掛け用孔１７を備えたことにより、本体７に収納した被収納物Ｃに接触することなく、収納具１の操作をすることができる。 The storage tool 1 of the present embodiment is a storage tool 1 including a bottomed box-shaped main body 7 having an open upper portion and an operation unit 8 projecting from a front surface portion 2 which is one side surface of the main body 7. Since the operation unit 8 is provided with the finger hook hole 17, the storage tool 1 can be operated without contacting the stored object C stored in the main body 7.

本実施例の収納具１は、操作部８は、本体７の前面部２と平行に配置され、指掛け用孔１７を有する操作面部１５と、操作面部１５の左右両端と本体７の前面部２とを連結する一対の連結面部１６、１６とを備え、操作面部１５、一対の連結面部１６、１６及び本体７の前面部２により区画された指通し用空間１８を備えたことにより、操作面部１５に手指Ｆを上または下から掛けたり、操作面部１５に手指Ｆを掛けつつ、その手指Ｆを指通し用空間１８を通して指掛け用孔１７の縁にも掛けたりと、収納具１の操作方法の汎用性が向上する。 In the storage tool 1 of the present embodiment, the operation unit 8 is arranged in parallel with the front surface portion 2 of the main body 7, the operation surface portion 15 having a finger hook hole 17, the left and right ends of the operation surface portion 15, and the front portion 2 of the main body 7. The operation surface portion is provided with a pair of connecting surface portions 16 and 16 for connecting the two, and a finger passing space 18 partitioned by the operation surface portion 15, the pair of connecting surface portions 16 and 16 and the front surface portion 2 of the main body 7. The operation method of the storage tool 1 is such that the finger F is hung on the 15 from above or below, or the finger F is hung on the operation surface portion 15 and the finger F is hung on the edge of the finger hook hole 17 through the finger passage space 18. The versatility of is improved.

本実施例の収納具１は、操作面部１５の下端１５Ａは、本体７の底面部６より所定寸法Ｌだけ高く形成され、当該所定寸法Ｌは使用者の手指Ｆの太さ以上とし、操作部８の下部に隙間１９が形成されたことにより、操作面部１５に手指Ｆを下から掛けることができる。 In the storage tool 1 of the present embodiment, the lower end 15A of the operation surface portion 15 is formed higher than the bottom surface portion 6 of the main body 7 by a predetermined dimension L, and the predetermined dimension L is equal to or larger than the thickness of the user's finger F. Since the gap 19 is formed in the lower portion of 8, the finger F can be hung on the operation surface portion 15 from below.

本実施例の収納具１は、本体７を複数の収納空間９、１０に区画する仕切り板１１と、一つの収納空間である第２収納空間１０の底部を本体７の底面部６から嵩上げする嵩上げ用底板２０とを備え、仕切り板１１は、その上端１４を本体７の周縁１３の上端より低く形成され、嵩上げ用底板２０から仕切り板１１の上端１４までの寸法Ｈを、被収納物Ｃより低く形成されたことにより、本体７より低く形成された各種カード等の被収納物Ｃが取り出し易くなる。 In the storage tool 1 of the present embodiment, the partition plate 11 that divides the main body 7 into a plurality of storage spaces 9 and 10 and the bottom portion of the second storage space 10 that is one storage space are raised from the bottom surface portion 6 of the main body 7. The partition plate 11 is provided with a raising bottom plate 20, the upper end 14 of the partition plate 11 is formed lower than the upper end of the peripheral edge 13 of the main body 7, and the dimension H from the raising bottom plate 20 to the upper end 14 of the partition plate 11 is set to the object C. Since it is formed lower, it becomes easier to take out the stored object C such as various cards formed lower than the main body 7.

本考案は上記実施例に限定されるものではなく、例えば、仕切り板は複数備え、本体を３つ以上の収納空間に区画してもよいものとする。また、本体や操作部は、透明に限らず所望の色とすることができ、材質は合成樹脂に限らず金属や木材であってもよい。 The present invention is not limited to the above embodiment, and for example, a plurality of partition plates may be provided and the main body may be divided into three or more storage spaces. Further, the main body and the operation unit are not limited to transparent and can have a desired color, and the material is not limited to synthetic resin but may be metal or wood.

１収納具
２前面部（側面）
７本体
８操作部
９収納空間（第１収納空間）
１０収納空間（第２収納空間）
１１仕切り板
１３開口縁部（周縁）
１４上端部（仕切り板）
１５操作面部
１５Ａ下端
１６連結面部
１７指掛け用孔
１８指通し用空間
１９隙間
２０嵩上げ用底板 1 Storage tool 2 Front (side)
7 Main unit 8 Operation unit 9 Storage space (1st storage space)
10 Storage space (2nd storage space)
11 Partition plate 13 Opening edge (periphery)
14 Upper end (partition plate)
15 Operation surface part 15A Lower end 16 Connecting surface part 17 Finger hook hole 18 Finger passage space 19 Gap 20 Lifting bottom plate

Claims

A bottomed box-shaped body with an open top and
A storage tool provided with an operation unit projecting from one side surface of the main body.
A storage tool characterized in that the operation unit is provided with a hole for hooking a finger.

The operation unit
An operation surface portion arranged parallel to the side surface of the main body and having the finger hook hole,
A pair of connecting surface portions for connecting the left and right ends of the operation surface portion and the side surface of the main body are provided.
The storage tool according to claim 1, further comprising a finger-passing space partitioned by the operation surface portion, the pair of connection surface portions, and the side surfaces of the main body.

The lower end of the operation surface portion is formed higher than the bottom surface portion of the main body by a predetermined dimension.
The specified dimensions should be at least the thickness of the user's fingers.
The storage tool according to claim 2, wherein a gap is formed in the lower portion of the operation unit.

A partition plate that divides the main body into a plurality of storage spaces,
A raising bottom plate for raising the bottom of one storage space from the bottom of the main body is provided.
The partition plate is formed so that the upper end thereof is lower than the upper end of the peripheral edge of the main body.
The storage tool according to any one of claims 1 to 3, wherein the dimension from the bottom plate for raising to the upper end of the partition plate is formed to be lower than that of the object to be stored.