DE69635041D1 - Berstscheibe - Google Patents

Berstscheibe

Info

Publication number
DE69635041D1
DE69635041D1 DE69635041T DE69635041T DE69635041D1 DE 69635041 D1 DE69635041 D1 DE 69635041D1 DE 69635041 T DE69635041 T DE 69635041T DE 69635041 T DE69635041 T DE 69635041T DE 69635041 D1 DE69635041 D1 DE 69635041D1
Authority
DE
Germany
Prior art keywords
rupture disc
rupture
disc
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.)
Expired - Lifetime
Application number
DE69635041T
Other languages
English (en)
Other versions
DE69635041T2 (de
Inventor
Stephen P Farwell
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BS&B Safety Systems Ltd
Original Assignee
BS&B Safety Systems Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by BS&B Safety Systems Ltd filed Critical BS&B Safety Systems Ltd
Publication of DE69635041D1 publication Critical patent/DE69635041D1/de
Application granted granted Critical
Publication of DE69635041T2 publication Critical patent/DE69635041T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K17/00Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/14Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side with fracturing member
    • F16K17/16Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side with fracturing member with fracturing diaphragm ; Rupture discs
    • F16K17/1606Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side with fracturing member with fracturing diaphragm ; Rupture discs of the reverse-buckling-type
    • F16K17/1613Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side with fracturing member with fracturing diaphragm ; Rupture discs of the reverse-buckling-type with additional cutting means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K17/00Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/14Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side with fracturing member
    • F16K17/16Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side with fracturing member with fracturing diaphragm ; Rupture discs
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K17/00Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/14Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side with fracturing member
    • F16K17/16Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side with fracturing member with fracturing diaphragm ; Rupture discs
    • F16K17/1606Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side with fracturing member with fracturing diaphragm ; Rupture discs of the reverse-buckling-type
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K17/00Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/14Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side with fracturing member
    • F16K17/16Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side with fracturing member with fracturing diaphragm ; Rupture discs
    • F16K17/162Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side with fracturing member with fracturing diaphragm ; Rupture discs of the non reverse-buckling-type
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K17/00Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/14Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side with fracturing member
    • F16K17/16Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side with fracturing member with fracturing diaphragm ; Rupture discs
    • F16K17/162Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side with fracturing member with fracturing diaphragm ; Rupture discs of the non reverse-buckling-type
    • F16K17/1626Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side with fracturing member with fracturing diaphragm ; Rupture discs of the non reverse-buckling-type with additional cutting means
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00Fluid handling
    • Y10T137/1624Destructible or deformable element controlled
    • Y10T137/1632Destructible element
    • Y10T137/1692Rupture disc
    • Y10T137/1699Means for holding entire disc after rupture
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00Fluid handling
    • Y10T137/1624Destructible or deformable element controlled
    • Y10T137/1632Destructible element
    • Y10T137/1692Rupture disc
    • Y10T137/1714Direct pressure causes disc to burst
    • Y10T137/1729Dome shape
    • Y10T137/1737Reverse buckling
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00Fluid handling
    • Y10T137/1624Destructible or deformable element controlled
    • Y10T137/1632Destructible element
    • Y10T137/1692Rupture disc
    • Y10T137/1744Specific weakening point
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00Fluid handling
    • Y10T137/1624Destructible or deformable element controlled
    • Y10T137/1632Destructible element
    • Y10T137/1692Rupture disc
    • Y10T137/1759Knife or cutter causes disc to break

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)
  • Pressure Vessels And Lids Thereof (AREA)
  • Fluid-Pressure Circuits (AREA)
DE69635041T 1995-10-24 1996-10-23 Berstscheibe Expired - Lifetime DE69635041T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/547,311 US5934308A (en) 1995-10-24 1995-10-24 Rupture disk apparatus and methods
US547311 1995-10-24

Publications (2)

Publication Number Publication Date
DE69635041D1 true DE69635041D1 (de) 2005-09-15
DE69635041T2 DE69635041T2 (de) 2006-04-13

Family

ID=24184187

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69635041T Expired - Lifetime DE69635041T2 (de) 1995-10-24 1996-10-23 Berstscheibe

Country Status (7)

Country Link
US (4) US5934308A (de)
EP (2) EP1347222B1 (de)
JP (1) JPH09178076A (de)
CN (1) CN1089415C (de)
CA (1) CA2188229A1 (de)
DE (1) DE69635041T2 (de)
IN (1) IN191054B (de)

Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5996696A (en) * 1997-06-27 1999-12-07 Fike Corporation Method and apparatus for testing the integrity of oil delivery tubing within an oil well casing
US6006938A (en) 1997-09-18 1999-12-28 Continental Disc Corporation Enhanced reverse buckling rupture disc
DE19853080A1 (de) * 1998-11-17 2000-05-18 Trw Airbag Sys Gmbh & Co Kg Verfahren zum Öffnen einer Berstscheibe an einem Druckbehälter sowie Druckgasquelle zur Aktivierung eines Fahrzeuginsassen-Rückhaltesystems
EP1078183B1 (de) * 1999-03-15 2005-07-27 Continental Disc Corporation Umkehrberstscheibe
EP1181473B1 (de) * 1999-05-13 2006-08-09 BS & B Safety Systems Limited Berstscheibenanordnung
US6178983B1 (en) 1999-05-13 2001-01-30 Bs&B Safety Systems, Inc. Rupture disk assembly
US6298869B1 (en) * 2000-02-24 2001-10-09 Oklahoma Safety Equipment Co. Reverse buckling, thermoformed, polymer rupture disk
US6948515B2 (en) * 2000-07-07 2005-09-27 Zook Enterprises, Llc Carbon rupture disk assembly
US6311715B1 (en) 2000-07-07 2001-11-06 Zook Enterprises, Llc Stacked rupture disk assembly
DE10056023A1 (de) * 2000-11-11 2002-06-13 Opel Adam Ag Blechteil mit einem nachträglich entfernbaren Bereich und Verfahren zu dessen Herstellung
JP4113921B2 (ja) * 2002-01-09 2008-07-09 新キャタピラー三菱株式会社 建設機械における滑り止め材の製造方法および製造装置
US6983758B2 (en) * 2002-07-05 2006-01-10 Rohm And Haas Company Prevention of unwanted material accumulations
US6959828B2 (en) * 2003-11-13 2005-11-01 Fike Corporation Non-fragmenting pressure relief apparatus
US7017767B2 (en) * 2003-11-13 2006-03-28 Fike Corporation Non-fragmenting pressure relief apparatus
KR101094772B1 (ko) * 2004-06-30 2011-12-16 엘지디스플레이 주식회사 타일형 표시장치
US7600527B2 (en) 2005-04-01 2009-10-13 Fike Corporation Reverse acting rupture disc with laser-defined electropolished line of weakness and method of forming the line of weakness
US7520153B2 (en) * 2006-05-13 2009-04-21 Rembe Gmbh Bursting disk and method for manufacturing the same
US20080006389A1 (en) * 2006-06-27 2008-01-10 Ioan Sauciuc Preventing burst-related hazards in microelectronic cooling systems
WO2008011132A2 (en) 2006-07-21 2008-01-24 Amgen, Inc. Rupture valve
US20080060702A1 (en) * 2006-09-12 2008-03-13 Scott Muddiman Elliptical score pattern for reverse acting style rupture disc and assembly using the same
JP4537988B2 (ja) * 2006-11-07 2010-09-08 佐藤工業株式会社 ガス溶存水生成ミキサー及びガス溶存水製造装置
US8122747B2 (en) * 2008-06-03 2012-02-28 Stolle Machinery Company, Llc Can end scoring method, and tooling assembly and conversion press therefor
US7878215B2 (en) * 2008-11-21 2011-02-01 Fike Corporation Impulse actuated valve
US20100140238A1 (en) * 2008-12-10 2010-06-10 Continental Disc Corporation Machining score lines in a rupture disc using laser machining
US8636164B2 (en) * 2008-12-10 2014-01-28 Continental Disc Corporation Controlling the rated burst pressure of a rupture disc through the use of control scores on the disc dome
DE202009001389U1 (de) 2009-02-05 2009-04-09 Basf Se Berstscheibe sowie Vorrichtung zur Montage einer Berstscheibe
US8656823B2 (en) * 2009-06-05 2014-02-25 Fox Factory, Inc. Methods and apparatus for suspending a vehicle shield
WO2011041456A1 (en) 2009-09-30 2011-04-07 John Tomasko Rupture disk
US8387647B1 (en) 2010-05-18 2013-03-05 Oklahoma Safety Equipment Company, Inc. Overpressure indicating reverse buckling disk apparatus
US8354934B2 (en) 2010-06-14 2013-01-15 Fike Corporation Burst indicator
ES2913181T3 (es) * 2011-06-09 2022-05-31 Rembe Gmbh Safety Control Dispositivo para limitar el ángulo de apertura de un disco de ruptura
WO2013038273A2 (en) 2011-09-16 2013-03-21 Paul Goggin Rupture disk and hinge
CA2864282C (en) 2012-02-14 2020-07-07 Bs&B Safety Systems Limited Quality control for a pressure relief device
CN103423495B (zh) * 2012-05-15 2016-05-04 南通中集罐式储运设备制造有限公司 爆破片装置、储运设备及爆破片装置制作方法
US9551429B2 (en) * 2012-07-18 2017-01-24 Fike Corporation Rupture disc having laser-defined reversal initiation and deformation control features
CN102954262A (zh) * 2012-11-19 2013-03-06 大连理工大学 一种具有吸波消焰功能的爆燃超压泄放装置
GB201303611D0 (en) * 2013-02-28 2013-04-17 Airbus Operations Ltd Aircraft fuel tank arrangement
US10228068B2 (en) 2013-04-25 2019-03-12 Bs&B Innovations Limited Frustum-shaped rupture disk having line of weakness
FR3027647B1 (fr) * 2014-10-24 2016-12-09 Commissariat Energie Atomique Disque de rupture pour dispositif de protection contre les surpressions a l'interieur d'un equipement, application a un equipement destine a contenir successivement deux gaz de nature chimique differente
CN105003698A (zh) * 2015-07-29 2015-10-28 北京矿大节能科技有限公司 一种耐高温防爆阀及其工作方法
US10100942B2 (en) * 2016-08-19 2018-10-16 Continental Disc Corporation Inlet support structure for a tension acting rupture disc
US10975977B2 (en) * 2016-08-29 2021-04-13 Bs&B Innovations Limited Pressure relief module
CN107044552A (zh) * 2017-01-19 2017-08-15 北京航空航天大学 过滤式膜片阀
US10139027B1 (en) * 2017-07-06 2018-11-27 Martin Engineering Company Flange assembly with frangible gate for mounting air cannons to bulk material processing equipment
WO2019075255A1 (en) 2017-10-12 2019-04-18 Bs&B Innovations Limited RUPTURE DISC
BR112020026565A2 (pt) * 2018-07-05 2021-03-23 Fike Corporation Disco de ruptura tendo característica de concentração de tensão
WO2022195519A1 (en) * 2021-03-17 2022-09-22 Bs&B Innovations Limited Kinetic hinge for a pressure relief device

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2159325A (en) * 1935-09-30 1939-05-23 Guardian Safety Seal Company Method of rendering sheet metal and sheet metal articles readily severable
US3929251A (en) * 1972-08-17 1975-12-30 Aluminum Co Of America Container wall with rupturable weakening line
US3834580A (en) * 1972-09-25 1974-09-10 Black Sivalls & Bryson Inc Safety pressure relief device
US3997076A (en) * 1974-05-02 1976-12-14 Aluminum Company Of America Tabless container opening device
US3921556A (en) * 1975-01-02 1975-11-25 Black Sivalls & Bryson Inc Scored reverse buckling rupture disk manufacturing method
US4043481A (en) * 1975-07-16 1977-08-23 Continental Can Company, Inc. Scored metal flap areas
US4158422A (en) * 1977-09-12 1979-06-19 Black, Sivalls & Bryson, Inc. Safety pressure relief apparatus
US4211334A (en) * 1977-09-12 1980-07-08 B S & B Safety Systems, Inc. Safety pressure relief apparatus
US4269214A (en) 1979-01-19 1981-05-26 Bs & B Safety Systems, Inc. Safety pressure relief device
US4216736A (en) * 1979-02-02 1980-08-12 Boise Cascade Corporation Method and apparatus for forming no-fin scored metal ends
US4236648A (en) * 1979-03-05 1980-12-02 Black, Sivalls & Bryson Safety pressure relief apparatus
CA1156569A (en) * 1980-07-16 1983-11-08 Walter J. Mulawski Pressure relief device for internally pressurized fluid container
US4513874A (en) * 1980-07-16 1985-04-30 Sexton Can Company, Inc. Pressure relief device for internally pressurized fluid container
US4347942A (en) * 1980-11-24 1982-09-07 Pressure-Pak Container Co., Inc. Pressure relief device and method of fabrication thereof
US4441350A (en) 1981-12-15 1984-04-10 Bs&B Safety Systems, Inc. Scored reverse buckling rupture disk manufacturing method
GB2126281A (en) * 1982-07-21 1984-03-21 Johnson Matthey Plc Pressure relieving devices
US4492103A (en) * 1983-02-11 1985-01-08 Bs&B Safety Systems, Inc. Apparatus for manufacturing rupture disks
US4458516A (en) 1983-02-11 1984-07-10 Bs&B Safety Systems, Inc. Method for manufacturing rupture disks
US4479587A (en) * 1983-09-06 1984-10-30 Bs&B Safety Systems, Inc. Two-way rupturable pressure relief apparatus
US4759460A (en) * 1983-09-20 1988-07-26 Continental Disc Corporation Rupture disc system
US4597505A (en) * 1984-04-09 1986-07-01 Continental Disc Corporation Rupture disc with selectively positioned initial buckling
US4738372A (en) * 1985-11-21 1988-04-19 Pressure Pak, Inc. Method and device for corrosion relief of a pressure vessel
CA2012964C (en) * 1990-01-09 1998-06-16 Edward H. Short Iii Scored reverse buckling rupture disk assembly
US5005722A (en) * 1990-11-07 1991-04-09 Bs&B Safety Systems, Inc. Fail safe rupture disk assembly
US5082133A (en) * 1991-08-01 1992-01-21 Bs&B Safety Systems, Inc. Low pressure rupture disk and assembly
US5368180A (en) * 1993-10-12 1994-11-29 Bs&B Safety Systems, Inc. Perforated rupture disk assembly

Also Published As

Publication number Publication date
EP1347222A2 (de) 2003-09-24
EP1347222A3 (de) 2006-03-08
US5974851A (en) 1999-11-02
CA2188229A1 (en) 1997-04-25
CN1089415C (zh) 2002-08-21
IN191054B (de) 2003-09-13
US6192914B1 (en) 2001-02-27
DE69635041T2 (de) 2006-04-13
EP0770805B1 (de) 2005-08-10
JPH09178076A (ja) 1997-07-11
CN1158393A (zh) 1997-09-03
EP0770805A3 (de) 1999-01-20
EP1347222B1 (de) 2011-08-24
US5934308A (en) 1999-08-10
US5996605A (en) 1999-12-07
EP0770805A2 (de) 1997-05-02

Similar Documents

Publication Publication Date Title
DE69635041D1 (de) Berstscheibe
DE59605154D1 (de) Scheibenbremse
DE69605875D1 (de) Scheibenbremse
FI952109A (fi) Siirtojohtoresonaattorisuodatin
DE69605862D1 (de) Scheibenbremse
DE59605863D1 (de) Scheibenbremse
DE59603818D1 (de) Bremsscheibe
DE69626573D1 (de) Scheibenbremse
ATA135896A (de) Skibob
DE69623621D1 (de) Scheibenbremse
DE69621758D1 (de) Drehsteller
DE59605415D1 (de) Scheibenleuchte
NO975012D0 (no) Plateraffinör
DE59604398D1 (de) Scheibenbremse
ATE198470T1 (de) Alkenyl-benzoylguanidine
DE69614935D1 (de) Plattengerät
ATE240972T1 (de) Cyclopeptolide
ATA119896A (de) Scheibenmähwerk
KR960036248U (ko) 도마
KR970011019U (ko) 콤팩트디스크 케이스
KR970042661U (ko) 디스크 브레이크
KR970020763U (ko) 도마
KR970025417U (ko) 콤팩트 디스크 케이스
KR970015074U (ko) Cd 케이스
KR970046226U (ko) Cd 케이스

Legal Events

Date Code Title Description
8364 No opposition during term of opposition