JPH04364310A - Lifter for truck-type machine - Google Patents
Lifter for truck-type machineInfo
- Publication number
- JPH04364310A JPH04364310A JP16768691A JP16768691A JPH04364310A JP H04364310 A JPH04364310 A JP H04364310A JP 16768691 A JP16768691 A JP 16768691A JP 16768691 A JP16768691 A JP 16768691A JP H04364310 A JPH04364310 A JP H04364310A
- Authority
- JP
- Japan
- Prior art keywords
- bucket
- lifter
- drawer
- type equipment
- frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000002184 metal Substances 0.000 abstract 1
- 238000004804 winding Methods 0.000 description 6
- 230000003028 elevating effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B3/00—Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Trip Switchboards (AREA)
Abstract
Description
【０００１】0001
【産業上の利用分野】この発明は、閉鎖配電盤に収納し
た引出し形機器を盤外に搬出入するリフターに関するも
のである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lifter for transporting drawer-type equipment stored in a closed switchboard to and from the outside of the switchboard.
【０００２】0002
【従来の技術】図７は従来の一般的な引出し形機器用リ
フターにおける使用時の概略を示す側面図、図８は図７
のＡ−Ａ線の上面図である。図において、１は閉鎖配電
盤、２は閉鎖配電盤１に収納した遮断器等の引出し形機
器、３は引出し形機器２の収納枠、３ａは収納枠３の前
面部に設けた係合ピンである。４は引出し形機器２を積
載するリフターであり、５は該リフターの水平バケット
、５ａはバケットの位置決め用穴、６はバケット５の上
下昇降用ガイド枠、７はバケット５を上下に昇降するワ
イヤ巻取り装置、７ａはワイヤ巻取り装置の駆動用ハン
ドル、８は移動用車輪で、８ａは方向転換が容易に行え
る自在輪である。[Prior Art] FIG. 7 is a side view schematically showing a conventional general drawer-type equipment lifter in use, and FIG.
FIG. 2 is a top view taken along line A-A of FIG. In the figure, 1 is a closed switchboard, 2 is a drawer type device such as a circuit breaker stored in the closed switchboard 1, 3 is a storage frame for the drawer type device 2, and 3a is an engagement pin provided on the front side of the storage frame 3. . 4 is a lifter for loading the drawer type equipment 2; 5 is a horizontal bucket of the lifter; 5a is a hole for positioning the bucket; 6 is a guide frame for raising and lowering the bucket 5; 7 is a wire for raising and lowering the bucket 5; In the winding device, 7a is a drive handle for the wire winding device, 8 is a moving wheel, and 8a is a free wheel that can easily change direction.
【０００３】従来のリフターは上記のように構成されて
おり、次に閉鎖配電盤１から遮断器等の引出し形機器２
を引き出す手順について述べる。リフター４を閉鎖配電
盤１の前面に移動し、引出し形機器収納枠３の高さまで
バケット４を上昇し、係合ピン３ａにバケットの位置決
め用穴５ａをはめ込む。そして引き出し形機器２をバケ
ット５上に移動後、バケット５を上昇し係合ピン３ａか
ら外すとともに、リフター４を閉鎖配電盤１の前面に移
動又は方向転換し、引出し形機器２を床面に下ろす。な
お引出し形機器２を閉鎖配電盤１に収納する場合は、引
き出す場合の逆の手順で行う。[0003] The conventional lifter is constructed as described above, and then the drawer-type equipment 2 such as a circuit breaker is connected from the closed switchboard 1 to the
This section describes the procedure for extracting the information. The lifter 4 is moved to the front of the closed switchboard 1, the bucket 4 is raised to the height of the drawer-type equipment storage frame 3, and the bucket positioning hole 5a is fitted into the engagement pin 3a. After moving the drawer-type device 2 onto the bucket 5, the bucket 5 is raised and removed from the engagement pin 3a, the lifter 4 is moved to the front of the closed switchboard 1, or the direction is changed, and the drawer-type device 2 is lowered to the floor. . Note that when storing the drawer-type device 2 in the closed switchboard 1, the procedure for pulling it out is reversed.
【０００４】0004
【発明が解決しようとする課題】上記のように閉鎖配電
盤に収納した引出し形機器の収納枠は、扉に取り付ける
機器を避けるように配置しており、従来のバケットでは
、引出し形機器収納枠に接続する奥行きが必要で、かつ
バケットに引出し形機器を下ろすためには積載後移動や
方向転換を行わねばならず、移動用車輪の中央部に引出
し形機器の重心を配置することが必要であり、外形の大
きなリフターであった。このため閉鎖配電盤前面にはリ
フターの回転操作ができる大きな保守スペースと、未使
用中のリフター保管スペースが必要となり、電気室の縮
小化要求に対応できないという問題点があった。[Problem to be Solved by the Invention] As mentioned above, the drawer-type equipment storage frame stored in the closed switchboard is arranged to avoid the equipment attached to the door, and the drawer-type equipment storage frame of the conventional bucket is Depth for connection is required, and in order to lower the drawer-type equipment into the bucket, it is necessary to move or change direction after loading, and it is necessary to place the center of gravity of the drawer-type equipment in the center of the moving wheels. , it was a lifter with a large external shape. This requires a large maintenance space in front of the closed switchboard where the lifter can be rotated, as well as a storage space for unused lifters, which poses the problem of not being able to meet the demand for downsizing the electrical room.
【０００５】この発明はかかる問題を解決するためにな
されたものであり、閉鎖配電盤前面のリフター回転スペ
ースと、保管スペースの縮小が図れ、かつ操作が容易で
あるリフターを提供することを目的としている。[0005] This invention was made to solve this problem, and aims to provide a lifter that can reduce the lifter rotation space and storage space in front of the closed switchboard and is easy to operate. .
【０００６】[0006]
【課題を解決するための手段】この発明に係る引出し形
機器用リフターは、バケット昇降用ガイド枠を閉鎖配電
盤の前面に固定でき、バケットを回転式にし引出し形機
器を搭載する時水平にし、バケット昇降用のワイヤ巻取
り装置と、移動用車輪を備え、保管時や移動時バケット
を折たたむようにしたものである。[Means for Solving the Problems] A lifter for drawer-type equipment according to the present invention is capable of fixing a guide frame for raising and lowering the bucket to the front surface of a closed switchboard, and makes the bucket rotatable so that it is horizontal when loading the drawer-type equipment. It is equipped with a wire winding device for lifting and lowering, and wheels for transportation, and the bucket can be folded during storage or transportation.
【０００７】また、バケット昇降用ガイド枠は門形に組
み、この枠体内にコ字形の昇降枠に支持、回動するバケ
ットを設けたものである。[0007] The guide frame for lifting and lowering the bucket is constructed in the form of a gate, and within this frame is provided a bucket that is supported and rotated by the U-shaped lifting frame.
【０００８】また、バケットは昇降用ガイド枠内で上下
する昇降枠に支持、回動する主バケットと閉鎖配電盤の
引出し形機器の収納枠と主バケット間を連結する補助レ
ールを備え、補助レールは回動式又はスライド式にした
ものである。[0008] Furthermore, the bucket is supported by a lifting frame that moves up and down within the lifting guide frame, and is equipped with an auxiliary rail that connects the main bucket that rotates and the storage frame for the drawer type equipment of the closed switchboard and the main bucket. It is a rotating or sliding type.
【０００９】また、リフターを閉鎖配電盤と固定すると
きの位置合わせ作業を容易にするため、主バケットには
覗き窓を設けたものである。[0009] Furthermore, in order to facilitate positioning work when fixing the lifter to the closed switchboard, the main bucket is provided with a viewing window.
【００１０】0010
【作用】上記のように構成された引出し機器用リフター
は、引出し形機器を積み下しのためにリフターを回転移
動する必要がなく、またリフターの移動時や、保管時に
はバケットを折たたみ薄形にすることにより、閉鎖配電
盤の前面スペースや保管場所の縮小化が図れる。[Function] The lifter for drawer equipment configured as described above does not require rotating the lifter to load or unload the drawer type equipment, and the bucket can be folded up when moving the lifter or storing it. By doing so, the space in front of the closed switchboard and storage area can be reduced.
【００１１】[0011]
実施例１．図１はこの発明の一実施例を示す断面図であ
り、２１はバケット昇降用ガイド枠で、バケット２２が
垂直方向に移動可能に保持され、かつ引出し形機器の積
載時は水平に回動し、移動時や保管時は垂直にして薄形
にすることができる。２３は閉鎖配電盤１とリフター４
を係合する装置でピン２３ａが配電盤の穴（図示せず）
に挿入される。２４は閉鎖配電盤１の前面に設けられた
リフター固定用ピン、２５はピン２４に係合するリフタ
ー固定用金具である。なおその他は従来例のものと同様
であり、同一符号を付して説明を省略する。Example 1. FIG. 1 is a cross-sectional view showing an embodiment of the present invention, and 21 is a guide frame for lifting and lowering the bucket, in which the bucket 22 is held movably in the vertical direction, and rotates horizontally when loading drawer-type equipment. When moving or storing, it can be placed vertically to make it thinner. 23 is closed switchboard 1 and lifter 4
The pin 23a is a device that engages the hole in the switchboard (not shown).
inserted into. 24 is a lifter fixing pin provided on the front surface of the closed switchboard 1, and 25 is a lifter fixing fitting that engages with the pin 24. Note that the other parts are the same as those of the conventional example, so the same reference numerals are given and the explanation will be omitted.
【００１２】以上のように構成された引出し形機器用リ
フターでは、リフターを閉鎖配電盤の前面に移動し、係
合装置２３及び固定用金具２５によりリフターを閉鎖配
電盤に係合して後、バケット２２を水平に回転し、引出
し形機器収納枠３の位置までワイヤ巻取り装置７のハン
ドル７ａを回し、バケット２２を上昇させる。そして引
出し形機器収納枠３と同一レベルの所で引出し形機器３
をバケット２２上に引出し、その後バケットを下降させ
、閉鎖配電盤前面に引き出す。なおリフターの移動時は
、水平に固定されたバケット２２を垂直方向に回転し薄
形にして行う。In the drawer-type equipment lifter constructed as described above, the lifter is moved to the front of the closed power distribution board, and after the lifter is engaged with the closed power distribution board using the engaging device 23 and the fixing fittings 25, the bucket 22 is moved to the front side of the closed power distribution board. horizontally, turn the handle 7a of the wire winding device 7 to the position of the drawer-type equipment storage frame 3, and raise the bucket 22. Then, place the drawer type equipment 3 at the same level as the drawer type equipment storage frame 3.
is pulled out onto the bucket 22, then the bucket is lowered and pulled out to the front of the closed switchboard. When moving the lifter, the horizontally fixed bucket 22 is rotated vertically to make it thinner.
【００１３】実施例２．図２は昇降用ガイド枠２１を門
形に構成し、このガイド枠にワイヤ巻取り装置７と、移
動用車輪８と、閉鎖配電盤１と係合する装置２３と、固
定金具２５を取付け、両側のガイド枠２１の内側にコ字
形の昇降枠２６と、この昇降枠に支持され回動するバケ
ット２２を備えたもので、リフターの構造が簡単にでき
る。この実施例では、ガイド枠２１を門形に構成するこ
とで強固にでき、閉鎖配電盤１との固定箇所を少なくで
きる。また、バケット２２を支持する昇降枠２６をコ字
形とすることにより、バケットの昇降がスムーズになる
。Example 2. In FIG. 2, a lifting guide frame 21 is configured in a gate shape, and a wire winding device 7, moving wheels 8, a device 23 for engaging with the closing switchboard 1, and a fixing fitting 25 are attached to the guide frame, and The lifter has a U-shaped lifting frame 26 inside the guide frame 21 and a bucket 22 which is supported by the lifting frame and rotates, thereby simplifying the structure of the lifter. In this embodiment, the guide frame 21 can be made strong by forming it in a gate shape, and the number of fixing points to the closed switchboard 1 can be reduced. Furthermore, by forming the elevating frame 26 that supports the bucket 22 into a U-shape, the bucket can be moved up and down smoothly.
【００１４】実施例３．図３は昇降用ガイド枠２１内を
昇降するコ字形の昇降枠２６に、軸２７で支持され引出
し形機器２を積載する主バケット２８と、この主バケッ
ト２８にヒンジ２９で固定され該主バケット２８と引出
し形機器収納枠３を連結する補助レール３０を設けたも
のである。Example 3. FIG. 3 shows a U-shaped lifting frame 26 that moves up and down within the lifting guide frame 21, a main bucket 28 that is supported by a shaft 27 and carries drawer-type equipment 2, and a main bucket that is fixed to this main bucket 28 with a hinge 29. 28 and the drawer-type equipment storage frame 3 are provided with an auxiliary rail 30.
【００１５】また図４はコ字形昇降枠２６に、主バケッ
ト２８と補助レール３０が共に軸２７で支持されている
実施例を示している。FIG. 4 also shows an embodiment in which a main bucket 28 and an auxiliary rail 30 are both supported by a shaft 27 on a U-shaped lifting frame 26.
【００１６】また図５はコ字形昇降枠２６に軸２７で枢
着された主バケット２８に、長穴を有する補助レール３
１を支持ピン３２で取り付け、補助レール３１が前後に
スライドするようにしたものである。FIG. 5 also shows that an auxiliary rail 3 having an elongated hole is attached to a main bucket 28 which is pivotally connected to a U-shaped lifting frame 26 via a shaft 27.
1 is attached with a support pin 32, and the auxiliary rail 31 slides back and forth.
【００１７】この図３〜５に示す実施例では、引出し形
機器２を搭載する主バケット２８と、この主バケット２
８と引出し形機器固定枠３を連結する補助レール３０，
３１を設けたため、主バケット２８は枠体２１に当たる
ことなく床面まで下ろすことができ、引出し形機器を容
易に床面に移動し得る。また、扉面に取り付ける制御機
器と干渉しないよう引出し形機器収納枠を配電盤内部に
設置しても、補助レールにより容易に引き出すことが可
能となる。In the embodiment shown in FIGS. 3 to 5, there is a main bucket 28 on which the drawer-type equipment 2 is mounted, and a
8 and the auxiliary rail 30 connecting the drawer type equipment fixing frame 3,
31, the main bucket 28 can be lowered to the floor without hitting the frame 21, and the drawer-type equipment can be easily moved to the floor. Furthermore, even if the drawer-type equipment storage frame is installed inside the switchboard so as not to interfere with the control equipment attached to the door surface, it can be easily pulled out using the auxiliary rail.
【００１８】実施例４．図６は引出し形機器を積載する
主バケット２８の中央に覗き窓２８ａを設けたもので、
このようにすると、リフターを閉鎖配電盤１の前面に移
動して後閉鎖配電盤の固定ピン２４にリフターの固定金
具２５を挿入するときの位置決めが容易に行える。Example 4. FIG. 6 shows a main bucket 28 in which drawer-type equipment is loaded, with a viewing window 28a provided in the center.
This makes it easy to position the lifter when moving it to the front of the closing switchboard 1 and inserting the fixing fittings 25 of the lifter into the fixing pins 24 of the rear closing switchboard.
【００１９】[0019]
【発明の効果】この発明は以上のように構成されている
ので、以下に記載されるような効果を奏する。[Effects of the Invention] Since the present invention is constructed as described above, it produces the following effects.
【００２０】リフターのバケット昇降用ガイド枠を閉鎖
配電盤の前面にほぼ密着して配置し、回動するバケット
としたことにより、閉鎖配電盤の前面スペースやリフタ
ーの保管スペースを縮小することが可能となる。[0020] By arranging the guide frame for lifting and lowering the bucket of the lifter almost closely to the front of the closed switchboard and making it a rotating bucket, it is possible to reduce the space in front of the closed switchboard and the storage space for the lifter. .
【００２１】また、バケット昇降用ガイド枠をほぼ門形
の枠体とし、昇降枠をコ字形としたことにより、強固な
リフターが容易に製造でき、重量のある引出し形機器の
積載も安全に行うことができる。Furthermore, by making the guide frame for lifting the bucket almost gate-shaped and the lifting frame U-shaped, a strong lifter can be easily manufactured and heavy drawer-type equipment can be loaded safely. be able to.
【００２２】また、バケットを主バケットと補助レール
で構成したことにより、バケットは床面まで下ろすこと
ができ、引出し操作が容易に行える。Furthermore, since the bucket is composed of a main bucket and an auxiliary rail, the bucket can be lowered to the floor and can be easily pulled out.
【００２３】また、主バケットの中央に覗き窓を設けた
ことにより、リフターの移動、位置決め操作が容易に行
える効果がある。Furthermore, by providing a viewing window in the center of the main bucket, the lifter can be easily moved and positioned.
【図１】この発明の実施例１を示す断面図である。FIG. 1 is a sectional view showing a first embodiment of the present invention.
【図２】この発明の実施例２を示す正面図である。FIG. 2 is a front view showing a second embodiment of the invention.
【図３】この発明の実施例３を示す斜視図である。FIG. 3 is a perspective view showing a third embodiment of the invention.
【図４】この発明の実施例３を示す斜視図である。FIG. 4 is a perspective view showing a third embodiment of the invention.
【図５】この発明の実施例３を示す斜視図である。FIG. 5 is a perspective view showing a third embodiment of the present invention.
【図６】この発明の実施例４を示す斜視図である。FIG. 6 is a perspective view showing a fourth embodiment of the invention.
【図７】従来のリフターを示す断面図である。FIG. 7 is a sectional view showing a conventional lifter.
【図８】従来のリフターを示す上面図である。FIG. 8 is a top view showing a conventional lifter.
１ 閉鎖配電盤
２ 引出し形機器
３ 引出し形機器収納枠４
リフター
７ ワイヤ巻取り装置
８ 移動用車輪
２１ 昇降用ガイド枠
２２ バケット
２６ 昇降枠
２８ 主バケット
２８ａ 覗き窓
３０，３１ 補助レール1 Closed switchboard 2 Drawer type equipment 3 Drawer type equipment storage frame 4
Lifter 7 Wire winding device 8 Moving wheels 21 Elevating guide frame 22 Bucket 26 Elevating frame 28 Main bucket 28a Peepholes 30, 31 Auxiliary rail
Claims (4)
前面にほぼ密着し複数か所で閉鎖配電盤に係止される係
合装置を設けたバケット昇降用ガイド枠と、この昇降用
ガイド枠にそって上下に稼働し引出し形機器を積載する
とき水平に回動する回転式バケットとを備えたことを特
徴とする引出し形機器用リフター。[Claim 1] A guide frame for raising and lowering a bucket, which is provided with an engagement device that is in close contact with the front surface of a closed switchboard that houses drawer-type equipment and is latched to the switchboard at multiple locations, and a guide frame that is attached to the guide frame for lifting and lowering the bucket. A lifter for drawer-type equipment, characterized in that it is equipped with a rotary bucket that moves up and down and rotates horizontally when loading drawer-type equipment.
このガイド枠にそって上下に移動するコ字形の昇降枠と
、この昇降枠に支持され回動するバケットを備えたこと
を特徴とする請求項１記載の引出し形機器用リフター。[Claim 2] The lifting guide has a substantially gate-shaped frame,
2. The drawer-type equipment lifter according to claim 1, further comprising a U-shaped lifting frame that moves up and down along the guide frame, and a bucket that is supported by the lifting frame and rotates.
主バケット間を連結し、回動又はスライド可能の補助レ
ールを備えたことを特徴とする請求項２記載の引出し形
機器用リフター。3. The lifter for drawer-type equipment according to claim 2, further comprising an auxiliary rail that connects the storage frame of the drawer-type equipment and the horizontal main bucket and is rotatable or slidable.
電盤との位置合わせと係合作業を容易にしたことを特徴
とする請求項２記載の引出し形機器用リフター。4. The drawer-type equipment lifter according to claim 2, wherein the main bucket is provided with a viewing window to facilitate positioning and engagement with the closed switchboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16768691A JPH04364310A (en) | 1991-06-11 | 1991-06-11 | Lifter for truck-type machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16768691A JPH04364310A (en) | 1991-06-11 | 1991-06-11 | Lifter for truck-type machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH04364310A true JPH04364310A (en) | 1992-12-16 |
Family
ID=15854353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16768691A Pending JPH04364310A (en) | 1991-06-11 | 1991-06-11 | Lifter for truck-type machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH04364310A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7090457B2 (en) * | 2002-06-07 | 2006-08-15 | Celeritas Technologies | Portable lift for installing and uninstalling computer-related equipment into a storage cabinet |
| JP2009283830A (en) * | 2008-05-26 | 2009-12-03 | Fujitsu Ltd | Housing, and lifting mechanism |
| CN101931173A (en) * | 2010-08-04 | 2010-12-29 | 安徽省电力公司安庆供电公司 | Mutual inductor disassembly-assembly bracket in switch cabinet |
| US8563953B2 (en) | 2010-09-22 | 2013-10-22 | Nuflare Technology, Inc. | Charged particle beam writing apparatus and charged particle beam writing method |
| CN103904575A (en) * | 2014-04-18 | 2014-07-02 | 国家电网公司 | Single tower crane for replacing disconnecting links |
-
1991
- 1991-06-11 JP JP16768691A patent/JPH04364310A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7090457B2 (en) * | 2002-06-07 | 2006-08-15 | Celeritas Technologies | Portable lift for installing and uninstalling computer-related equipment into a storage cabinet |
| JP2009283830A (en) * | 2008-05-26 | 2009-12-03 | Fujitsu Ltd | Housing, and lifting mechanism |
| CN101931173A (en) * | 2010-08-04 | 2010-12-29 | 安徽省电力公司安庆供电公司 | Mutual inductor disassembly-assembly bracket in switch cabinet |
| US8563953B2 (en) | 2010-09-22 | 2013-10-22 | Nuflare Technology, Inc. | Charged particle beam writing apparatus and charged particle beam writing method |
| CN103904575A (en) * | 2014-04-18 | 2014-07-02 | 国家电网公司 | Single tower crane for replacing disconnecting links |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR100662405B1 (en) | Picking out device of drawer type | |
| JPH04364310A (en) | Lifter for truck-type machine | |
| KR20090126546A (en) | Door supporting device | |
| KR100603792B1 (en) | Table for computer | |
| EP1359826A1 (en) | Storage apparatus | |
| KR200390795Y1 (en) | Table for computer | |
| JP4293171B2 (en) | Lifting storage device | |
| JP3122748U (en) | Optical disk loading / unloading device | |
| JP2516546Y2 (en) | Lifting type hanging cabinet | |
| JP4291102B2 (en) | Cargo cradle securing structure in a cargo cradle lifting device | |
| CN216651709U (en) | Flip type multifunctional desk based on X-shaped lifting table | |
| JP4046419B2 (en) | Desk with built-in display | |
| JP2007222263A (en) | Cabinet | |
| JP3395618B2 (en) | Locking structure of housing | |
| JP4433537B2 (en) | Lifting storage device | |
| JP2513863Y2 (en) | Storage furniture | |
| CN212063059U (en) | Panel beating switch board | |
| JP2018125954A (en) | Switch gear with lifting function | |
| JP4060817B2 (en) | Loading platform lifting device | |
| JPH10203792A (en) | Underfloor elevator | |
| JP3360088B2 (en) | Furniture support equipment | |
| JP2000106958A (en) | Elevating and lowering type storing device | |
| JP3303089B2 (en) | Underfloor storage system | |
| JPS61135606A (en) | Furniture with lift apparatus | |
| JPS6114312B2 (en) |