JPH06258475A - Wire twist preventer - Google Patents
Wire twist preventerInfo
- Publication number
- JPH06258475A JPH06258475A JP5044071A JP4407193A JPH06258475A JP H06258475 A JPH06258475 A JP H06258475A JP 5044071 A JP5044071 A JP 5044071A JP 4407193 A JP4407193 A JP 4407193A JP H06258475 A JPH06258475 A JP H06258475A
- Authority
- JP
- Japan
- Prior art keywords
- wire
- collet chuck
- receiving member
- pressing member
- nuclear fuel
- 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.)
- Granted
Links
- 238000004804 winding Methods 0.000 claims abstract description 11
- 239000003758 nuclear fuel Substances 0.000 claims description 21
- 230000002265 prevention Effects 0.000 claims description 12
- 238000003780 insertion Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 6
- 239000011800 void material Substances 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000005253 cladding Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 229910052778 Plutonium Inorganic materials 0.000 description 1
- 229910052770 Uranium Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- OYEHPCDNVJXUIW-UHFFFAOYSA-N plutonium atom Chemical compound [Pu] OYEHPCDNVJXUIW-UHFFFAOYSA-N 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- JFALSRSLKYAFGM-UHFFFAOYSA-N uranium(0) Chemical compound [U] JFALSRSLKYAFGM-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Ropes Or Cables (AREA)
- Gripping On Spindles (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、核燃料棒を自転させな
がらその核燃料棒の外周にワイヤを所定の張力及びピッ
チで巻き付ける装置におけるワイヤねじれ防止装置に関
する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wire twist prevention device in a device for winding a wire around an outer periphery of a nuclear fuel rod at a predetermined tension and pitch while rotating the nuclear fuel rod.
【０００２】[0002]
【従来の技術】図３は、スペーサワイヤ片の核燃料棒の
構成を示す図であり、核燃料棒の被覆管１ａ内に多数の
ウラン又はプルトニウムの燃料ペレット２が装填され、
その両端が下部端栓３及び上部端栓４で密封されてい
る。上記下部端栓３にはワイヤ５の一端が溶着固定され
ており、そのワイヤ５が被覆管１ａの外周に所定のピッ
チ及び巻き数で巻き付けられ、その巻き端部が上部端栓
４のスリット溝６に曲げ挟まれ、スリット溝４をかしめ
るとともにワイヤ端部が上部端栓４に溶着固定されてい
る。2. Description of the Related Art FIG. 3 is a diagram showing the structure of a nuclear fuel rod of a spacer wire piece, in which a large number of uranium or plutonium fuel pellets 2 are loaded in a cladding tube 1a of the nuclear fuel rod.
Both ends thereof are sealed with a lower end plug 3 and an upper end plug 4. One end of a wire 5 is welded and fixed to the lower end plug 3, the wire 5 is wound around the outer periphery of the coating tube 1a at a predetermined pitch and the number of turns, and the winding end is a slit groove of the upper end plug 4. 6 is bent and sandwiched, the slit groove 4 is caulked, and the wire end is welded and fixed to the upper end plug 4.
【０００３】ところで、上述のように核燃料棒の被覆管
１の外周にワイヤを巻き付ける場合には、下部端栓３に
ワイヤ５の一端を溶着し、そのワイヤ５に所定の荷重を
かけた状態で上記核燃料棒１を自転させることによって
その巻き付けが行なわれているが、このような巻き付け
においては、ワイヤ自体にねじれが生じる等の問題があ
る。そこで、図４に示すように、自在継手６の一端に上
記下部端栓３に溶着したワイヤ５の他端を装着し、自在
継手６の他端に荷重７を付加することによって、核燃料
棒１を回転したときにワイヤにねじれが生ずることを防
止することも行なわれている。By the way, when a wire is wound around the outer periphery of the cladding tube 1 of the nuclear fuel rod as described above, one end of the wire 5 is welded to the lower end plug 3 and a predetermined load is applied to the wire 5. The nuclear fuel rod 1 is wound by rotating it about its own axis, but in such winding, there is a problem that the wire itself is twisted. Therefore, as shown in FIG. 4, by attaching the other end of the wire 5 welded to the lower end plug 3 to one end of the universal joint 6 and applying a load 7 to the other end of the universal joint 6, the nuclear fuel rod 1 It is also attempted to prevent the wire from being twisted when the wire is rotated.
【０００４】[0004]
【発明が解決しようとする課題】しかしながら、上述の
如き自在継手を用いたものにおいては、ワイヤに張力が
かかっているため完全にねじれを開放することができ
ず、ワイヤピッチを一定に巻き付けることが困難であ
る。However, in the case of using the universal joint as described above, since the wire is under tension, the twist cannot be completely released, and the wire pitch can be wound at a constant pitch. Have difficulty.
【０００５】このため、核燃料棒の回転に同期させワイ
ヤを強制的に回転させる機構もあるが、この場合核燃料
棒の回転機構に加え、ワイヤを同期的に強制回転させる
ための機構が必要となり、装置費のコストアップの要因
となる等の問題がある。Therefore, there is also a mechanism for forcibly rotating the wire in synchronization with the rotation of the nuclear fuel rod. In this case, in addition to the rotating mechanism for the nuclear fuel rod, a mechanism for synchronously forcibly rotating the wire is required. There is a problem such as a factor that increases the cost of the device.
【０００６】本発明はこのような点に鑑みワイヤに張力
が付与された状態においてもねじれの解放が完全に行な
われワイヤピッチを一定に巻き付けることができるねじ
れ防止装置を得ることを目的とする。In view of the above points, an object of the present invention is to provide a twist prevention device capable of completely releasing the twist even when tension is applied to the wire and winding the wire pitch constant.
【０００７】[0007]
【課題を解決するための手段】本発明は、核燃料棒を自
転させながら核燃料棒の外周にワイヤを所定の張力及び
ピッチで巻き付ける装置におけるワイヤねじれ防止装置
において、挿通されたワイヤを把持するコレットチャッ
クを支持するコレットチャック受け部材及び上記コレッ
トチャックをコレットチャック受け部材との間に挾持す
るコレットチャック押部材とを、ワイヤ挿通軸線回りに
回転自在にハウジング内に軸支したことを特徴とする。DISCLOSURE OF THE INVENTION The present invention relates to a wire twist prevention device in a device for winding a wire around an outer periphery of a nuclear fuel rod at a predetermined tension and pitch while rotating the nuclear fuel rod, and a collet chuck for gripping the inserted wire. A collet chuck receiving member that supports the collet chuck and a collet chuck pressing member that holds the collet chuck between the collet chuck and the collet chuck receiving member are rotatably supported in the housing about the wire insertion axis.
【０００８】[0008]
【作用】コレットチャックによってワイヤを把持した状
態で核燃料棒の外周にそのワイヤを巻き付ける場合、ワ
イヤにはねじれが発生しようとするが、そのねじれ力に
よりコレットチャックがコレットチャック受け部材及び
コレットチャック押部材とともに自由に回転する。した
がって、ワイヤの巻付け時におけるワイヤのねじれが完
全に解放され、ワイヤの一定のピッチの巻き付けを完全
に行なうことができる。When the wire is wound around the outer periphery of the nuclear fuel rod while the wire is gripped by the collet chuck, the wire tends to be twisted, but the twisting force causes the collet chuck to receive the collet chuck receiving member and the collet chuck pressing member. Rotate freely with. Therefore, the twist of the wire at the time of winding the wire is completely released, and the wire can be completely wound at a constant pitch.
【０００９】[0009]
【実施例】以下、図１及び図２を参照して本発明の一実
施例について説明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS.
【００１０】図１において、符号１０は円筒状のハウジ
ングであって、そのハウジング１０の両端開口部には、
それぞれ上記ハウジング１０内に突入する筒状突起部１
１ａ，１２ａを有する端板１１，１２が装着されてい
る。上記一方の端板１１の筒状突起部１１ａの内周面に
は、ラジアル玉軸受１３が押え板１４によって装着され
ており、そのラジアル玉軸受１３にはコレットチャック
受部材１５がその軸線回りに回転自在に軸支されてい
る。In FIG. 1, reference numeral 10 is a cylindrical housing, and the opening portions at both ends of the housing 10 are
Cylindrical protrusions 1 that respectively protrude into the housing 10
End plates 11 and 12 having 1a and 12a are mounted. A radial ball bearing 13 is attached to the inner peripheral surface of the cylindrical projection 11a of the one end plate 11 by a pressing plate 14, and a collet chuck receiving member 15 is attached to the radial ball bearing 13 about its axis. It is rotatably supported.
【００１１】上記コレットチャック受部材１５にはその
長手方向中心軸線上にワイヤ挿通口１５ａが形成されて
おり、またコレットチャック受部材１５の内端側には円
錐状の空所１５ｂが形成され、その空所内にコレットチ
ャック１６が挿入支持されている。上記コレットチャッ
ク受部材１５の内端部には、前記他方の端板１２の筒状
突起部１２ａ内に挿入された有底筒状のコレットチャッ
ク押部材１７が嵌挿され、前記コレットチャック受部材
１５との間にコレットチャック１６を挾持するようにし
てある。前記コレットチャック受部材１５の外面にはキ
ー１８が装着してあり、このキー１８とコレットチャッ
ク押部材１７の内面に形成されたキー溝１９との係合に
より、上記コレットチャック押部材１７がコレットチャ
ック受部材１５に対して長手方向（図において左右方
向）の軸線方向のみに移動可能としてある。そして、上
記コレット押部材１７にも前記コレットチャック受部材
１５のワイヤ挿通口１５ａと同一軸線上にワイヤ挿通口
１７ａが形成されている。The collet chuck receiving member 15 is formed with a wire insertion port 15a on the central axis of the longitudinal direction thereof, and the inner end side of the collet chuck receiving member 15 is formed with a conical space 15b. The collet chuck 16 is inserted and supported in the void. The bottom end cylindrical collet chuck pressing member 17 inserted into the cylindrical projection 12a of the other end plate 12 is fitted and inserted into the inner end portion of the collet chuck receiving member 15. A collet chuck 16 is held between the collet chuck 15 and the collet chuck 15. A key 18 is mounted on the outer surface of the collet chuck receiving member 15, and the collet chuck pressing member 17 is engaged with the collet chuck pressing member 17 by engaging the key 18 with the key groove 19 formed on the inner surface of the collet chuck pressing member 17. It is movable with respect to the chuck receiving member 15 only in the axial direction of the longitudinal direction (left-right direction in the drawing). The collet pushing member 17 also has a wire insertion port 17a formed on the same axis as the wire insertion port 15a of the collet chuck receiving member 15.
【００１２】一方、上記コレットチャック押部材１７の
内端部外周には、周方向に延びるフランジ状の突起部１
７ｂが一体的に形成してあり、その突起部１７ｂの両面
にそれぞれスラスト玉軸受２０ａ，２０ｂが配設されて
いる。On the other hand, on the outer circumference of the inner end of the collet chuck pressing member 17, there is a flange-shaped projection 1 extending in the circumferential direction.
7b is integrally formed, and thrust ball bearings 20a and 20b are provided on both surfaces of the protrusion 17b.
【００１３】他方、ハウジング１０の内面と、前記両端
板１１，１２の筒状突起部１１ａ，１２ａとの間には環
状のシリンダ室２１ａ，２１ｂが形成してあり、両シリ
ンダ室２１ａ，２１ｂ内には互いに対向するピストン２
２ａ，２２ｂがそれぞれ配設され、そのピストン２２
ａ，２２ｂの先端対向面がそれぞれ前記スラスト玉軸受
２０ａ，２０ｂに圧接されている。なお図中２３ａ，２
３ｂは圧縮空気給排口、２４は密封リングである。On the other hand, annular cylinder chambers 21a and 21b are formed between the inner surface of the housing 10 and the cylindrical projections 11a and 12a of the both end plates 11 and 12, respectively. Pistons 2 facing each other
2a and 22b are arranged respectively, and the piston 22
Surfaces of a and 22b facing the tips are pressed against the thrust ball bearings 20a and 20b, respectively. In the figure, 23a, 2
3b is a compressed air supply / discharge port, and 24 is a sealing ring.
【００１４】しかして、コレットチャック受部材１５、
コレットチャック１６、及びコレットチャック押部材１
７にワイヤ５を貫挿させ、圧縮空気給排口２３ｂから圧
縮空気をシリンダ室２１ｂに供給すると、ピストン２２
ｂが図において左方に移動し、スラスト玉軸受２０ｂ、
フランジ状の突起部１７ｂを介してコレットチャック押
部材１７が移動され、それによってコレットチャック１
６がコレットチャック受部材１５の空所１５ｂ内に圧入
され、上記コレットチャック１６によってワイヤ５の保
持が行なわれる。The collet chuck receiving member 15,
Collet chuck 16 and collet chuck pressing member 1
When the wire 5 is inserted through 7 and compressed air is supplied to the cylinder chamber 21b from the compressed air supply / discharge port 23b, the piston 22
b moves to the left in the figure, and thrust ball bearings 20b,
The collet chuck pushing member 17 is moved via the flange-shaped protrusion 17b, whereby the collet chuck 1
6 is press-fitted into the space 15b of the collet chuck receiving member 15, and the collet chuck 16 holds the wire 5.
【００１５】そして、この場合、コレットチャック受部
材１５及びコレットチャック押部材１７が共にラジアル
玉軸受１３及びスラスト玉軸受２０ａ，２０ｂによって
回転自在に軸支されているので、上記ワイヤ５にねじれ
が生じた場合には、そのねじれ力によってコレットチャ
ック１６を介してコレットチャック受部材１５及びコレ
ットチャック受部材１７が自由に回転し、そのねじれが
解放される。In this case, since the collet chuck receiving member 15 and the collet chuck pressing member 17 are both rotatably supported by the radial ball bearing 13 and the thrust ball bearings 20a and 20b, the wire 5 is twisted. In that case, the twisting force causes the collet chuck receiving member 15 and the collet chuck receiving member 17 to freely rotate through the collet chuck 16, and the twist is released.
【００１６】一方、圧縮空気給排口２３ａから圧縮空気
をシリンダ２１ａに供給すると、ピストン２２ａによっ
てコレットチャック押部材１７が図において右方に移動
され、コレットチャック１６の解放が行なわれ。On the other hand, when compressed air is supplied to the cylinder 21a from the compressed air supply / discharge port 23a, the collet chuck pressing member 17 is moved rightward in the figure by the piston 22a, and the collet chuck 16 is released.
【００１７】図２は、図１に示したワイヤねじれ防止装
置３０を使用したワイヤ巻き付け工程の状態を示した図
であり、基盤３１上にキー３２を介してスライド板３３
が摺動可能に配設してあり、そのスライド板３３上に上
記ワイヤねじれ防止装置３０が装着してある。そして、
上記スライド板３３はシリンダ装置３４によって移動さ
れるようにしてある。FIG. 2 is a diagram showing a state of a wire winding process using the wire twisting prevention device 30 shown in FIG. 1, in which a slide plate 33 is mounted on a base plate 31 via keys 32.
Is slidably disposed, and the wire twist prevention device 30 is mounted on the slide plate 33. And
The slide plate 33 is moved by a cylinder device 34.
【００１８】しかして、図示しないワイヤ巻き付け装置
に支承された核燃料棒１の上部端栓３にワイヤ５の一端
が溶着され、そのワイヤ５の他端部がワイヤねじれ防止
装置３０に挿通され、前述のようにしてコレットチャッ
ク１６により把持される。Thus, one end of the wire 5 is welded to the upper end plug 3 of the nuclear fuel rod 1 supported by the wire winding device (not shown), and the other end of the wire 5 is inserted into the wire twist prevention device 30. It is gripped by the collet chuck 16 as described above.
【００１９】そこで、シリンダ装置３４によってスライ
ド板３３を押圧することによってワイヤ５に所定の張力
を付加した後、核燃料棒１をその軸線回りに自転させる
とともに核燃料棒を軸方向に移動させることによって、
上記ワイヤ５が核燃料棒の外面に所定ピッチで巻き付け
られる。この時、ワイヤ５にねじれが生じようとした場
合には、ラジアル玉軸受１３及びスラスト玉軸受２０
ａ，２０ｂによってコレットチャック１６とともにコレ
ットチャック受部材１５及びコレットチャック押部材１
７が、そのねじれ力によって自由に回転し、ワイヤのね
じれが防止される。すなわち、ワイヤを保持している部
材のねじれを解放する方向への回転の妨げとなるワイヤ
の張力等による抵抗が、上記ラジアル玉軸受１３及びス
ラスト玉軸受２０ａ，２０ｂにより低減され、コレット
チャック１６がワイヤのねじれ解放方向に自由に回動
し、そのねじれ発生が防止される。Therefore, after a predetermined tension is applied to the wire 5 by pressing the slide plate 33 by the cylinder device 34, the nuclear fuel rod 1 is rotated about its axis and the nuclear fuel rod is moved in the axial direction.
The wire 5 is wound around the outer surface of the nuclear fuel rod at a predetermined pitch. At this time, when the wire 5 is about to be twisted, the radial ball bearing 13 and the thrust ball bearing 20
a, 20b together with the collet chuck 16 together with the collet chuck receiving member 15 and the collet chuck pressing member 1
The twisting force causes 7 to rotate freely, preventing twisting of the wire. That is, the resistance due to the tension of the wire, which hinders the rotation of the member holding the wire in the direction to release the twist, is reduced by the radial ball bearing 13 and the thrust ball bearings 20a, 20b, and the collet chuck 16 is The wire freely rotates in the twist release direction, and the twist is prevented from occurring.
【００２０】[0020]
【発明の効果】以上説明したように、本発明において
は、挿通されたワイヤを把持するコレットチャックを支
持するコレットチャック受部材及び上記コレットチャッ
クをコレットチャック受部材との間に挾持するコレット
押部材をワイヤ挿通軸線回りに回動自在としたので、核
燃料棒に巻き付けられるワイヤのねじれを完全に解放さ
せることができ、一定ピッチでのワイヤの巻き付けをき
わめて容易に行なうことができる。しかも機械的にワイ
ヤを強制回転させてねじれを解放する必要がなく装置費
の低減も図ることができる。As described above, in the present invention, a collet chuck receiving member that supports a collet chuck that holds the inserted wire and a collet pressing member that holds the collet chuck between the collet chuck and the collet chuck receiving member. Since it is rotatable about the wire insertion axis, the twist of the wire wound around the nuclear fuel rod can be completely released, and the wire can be wound at a constant pitch very easily. Moreover, it is not necessary to mechanically forcibly rotate the wire to release the twist, and the device cost can be reduced.
【図１】本発明のワイヤねじれ防止装置の縦断面図。FIG. 1 is a vertical cross-sectional view of a wire twisting prevention device of the present invention.
【図２】本発明のワイヤねじれ防止装置を使用したワイ
ヤ巻き付け工程の一例を示す図。FIG. 2 is a diagram showing an example of a wire winding step using the wire twisting prevention device of the present invention.
【図３】スペーサワイヤ型の核燃料棒の構成を示す図。FIG. 3 is a view showing a structure of a spacer wire type nuclear fuel rod.
【図４】自在継手によるワイヤねじれ防止方法の一例を
示す図。FIG. 4 is a view showing an example of a wire twist preventing method using a universal joint.
１ 核燃料棒 ３ 下部端栓 ５ ワイヤ １０ ハウジング １１，１２ 端板 １３ ラジアル玉軸受 １５ コレットチャック受部材 １６ コレットチャック １７ コレットチャック押部材 ２０ａ，２０ｂ スラスト玉軸受 ２２ａ，２２ｂ ピストン 1 Nuclear Fuel Rod 3 Lower End Plug 5 Wire 10 Housing 11, 12 End Plate 13 Radial Ball Bearing 15 Collet Chuck Receiving Member 16 Collet Chuck 17 Collet Chuck Pushing Member 20a, 20b Thrust Ball Bearing 22a, 22b Piston
Claims (3)
にワイヤを所定の張力及びピッチで巻き付ける装置にお
けるワイヤねじれ防止装置において、挿通されたワイヤ
を把持するコレットチャックを支持するコレットチャッ
ク受け部材及び上記コレットチャックをコレットチャッ
ク受け部材との間に挾持するコレットチャック押部材と
を、ワイヤ挿通軸線回りに回転自在にハウジング内に軸
支したことを特徴とする、ワイヤねじれ防止装置。1. A wire twist prevention device in a device for winding a wire around an outer periphery of a nuclear fuel rod at a predetermined tension and pitch while rotating the nuclear fuel rod, and a collet chuck receiving member for supporting a collet chuck for holding the inserted wire, A wire twisting prevention device, characterized in that a collet chuck pressing member that holds the collet chuck between the collet chuck and a collet chuck receiving member is rotatably supported in the housing so as to be rotatable about a wire insertion axis.
ック受け部材にその軸線方向のみ移動可能に装着されて
いることを特徴とする、請求項１記載のワイヤねじれ防
止装置。2. The wire twist prevention device according to claim 1, wherein the collet chuck pressing member is mounted on the collet chuck receiving member so as to be movable only in the axial direction thereof.
たフランジ状突起部の左右両面に、それぞれスラスト玉
軸受を介して左右一対のピストンを当接させ、その一対
のピストンの作動によってコレットチャック押部材を押
圧し、コレットチャックの挾持・開放動作を行なわせる
ようにしたことを特徴とする、請求項１または２記載の
ワイヤのねじれ防止装置。3. A pair of left and right pistons are respectively brought into contact with the left and right sides of a flange-shaped projection portion projectingly provided on the outer periphery of a collet chuck pressing member via thrust ball bearings, and the collet chuck is operated by the operation of the pair of pistons. 3. The wire twist prevention device according to claim 1, wherein the pressing member is pressed so that the collet chuck is held and released.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP05044071A JP3083670B2 (en) | 1993-03-04 | 1993-03-04 | Wire twist prevention device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP05044071A JP3083670B2 (en) | 1993-03-04 | 1993-03-04 | Wire twist prevention device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH06258475A true JPH06258475A (en) | 1994-09-16 |
| JP3083670B2 JP3083670B2 (en) | 2000-09-04 |
Family
ID=12681401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP05044071A Expired - Fee Related JP3083670B2 (en) | 1993-03-04 | 1993-03-04 | Wire twist prevention device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3083670B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20160082725A (en) * | 2014-12-29 | 2016-07-11 | 한국원자력연구원 | Wire wrapping device and method for fuel rods using a weight |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6071232B2 (en) * | 2012-04-03 | 2017-02-01 | シャープ株式会社 | Remote control holding structure, ion delivery device equipped with the same, and electrical equipment |
-
1993
- 1993-03-04 JP JP05044071A patent/JP3083670B2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20160082725A (en) * | 2014-12-29 | 2016-07-11 | 한국원자력연구원 | Wire wrapping device and method for fuel rods using a weight |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3083670B2 (en) | 2000-09-04 |
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