DE69013822D1 - Verfahren und Vorrichtung zum Verbinden thermoplastischer Kunststoffteile. - Google Patents
Verfahren und Vorrichtung zum Verbinden thermoplastischer Kunststoffteile.Info
- Publication number
- DE69013822D1 DE69013822D1 DE69013822T DE69013822T DE69013822D1 DE 69013822 D1 DE69013822 D1 DE 69013822D1 DE 69013822 T DE69013822 T DE 69013822T DE 69013822 T DE69013822 T DE 69013822T DE 69013822 D1 DE69013822 D1 DE 69013822D1
- Authority
- DE
- Germany
- Prior art keywords
- plastic parts
- thermoplastic plastic
- connecting thermoplastic
- parts
- thermoplastic
- 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 - Fee Related
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/06—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using friction, e.g. spin welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/56—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits
- B29C65/561—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits using screw-threads being integral at least to one of the parts to be joined
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/56—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits
- B29C65/562—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits using extra joining elements, i.e. which are not integral with the parts to be joined
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/56—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits
- B29C65/565—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits involving interference fits, e.g. force-fits or press-fits
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
- B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
- B29C66/112—Single lapped joints
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
- B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
- B29C66/114—Single butt joints
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
- B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
- B29C66/114—Single butt joints
- B29C66/1142—Single butt to butt joints
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
- B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
- B29C66/126—Tenon and mortise joints
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
- B29C66/13—Single flanged joints; Fin-type joints; Single hem joints; Edge joints; Interpenetrating fingered joints; Other specific particular designs of joint cross-sections not provided for in groups B29C66/11 - B29C66/12
- B29C66/131—Single flanged joints, i.e. one of the parts to be joined being rigid and flanged in the joint area
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/342—Preventing air-inclusions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
- B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
- B29C66/53—Joining single elements to tubular articles, hollow articles or bars
- B29C66/534—Joining single elements to open ends of tubular or hollow articles or to the ends of bars
- B29C66/5346—Joining single elements to open ends of tubular or hollow articles or to the ends of bars said single elements being substantially flat
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
- B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
- B29C66/54—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/90—Measuring or controlling the joining process
- B29C66/93—Measuring or controlling the joining process by measuring or controlling the speed
- B29C66/934—Measuring or controlling the joining process by measuring or controlling the speed by controlling or regulating the speed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/71—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
- B29C66/731—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the intensive physical properties of the material of the parts to be joined
- B29C66/7311—Thermal properties
- B29C66/73111—Thermal expansion coefficient
- B29C66/73112—Thermal expansion coefficient of different thermal expansion coefficient, i.e. the thermal expansion coefficient of one of the parts to be joined being different from the thermal expansion coefficient of the other part
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/90—Measuring or controlling the joining process
- B29C66/93—Measuring or controlling the joining process by measuring or controlling the speed
- B29C66/939—Measuring or controlling the joining process by measuring or controlling the speed characterised by specific speed values or ranges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
- B29K2027/06—PVC, i.e. polyvinylchloride
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2055/00—Use of specific polymers obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in a single one of main groups B29K2023/00 - B29K2049/00, e.g. having a vinyl group, as moulding material
- B29K2055/02—ABS polymers, i.e. acrylonitrile-butadiene-styrene polymers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/399,091 US4997500A (en) | 1989-08-28 | 1989-08-28 | Method for joining thermoplastic parts |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69013822D1 true DE69013822D1 (de) | 1994-12-08 |
DE69013822T2 DE69013822T2 (de) | 1995-03-23 |
Family
ID=23578116
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69013822T Expired - Fee Related DE69013822T2 (de) | 1989-08-28 | 1990-08-17 | Verfahren und Vorrichtung zum Verbinden thermoplastischer Kunststoffteile. |
Country Status (7)
Country | Link |
---|---|
US (1) | US4997500A (de) |
EP (1) | EP0415615B1 (de) |
JP (1) | JPH0390333A (de) |
CA (1) | CA2020245C (de) |
DE (1) | DE69013822T2 (de) |
HK (1) | HK136995A (de) |
SG (1) | SG63515G (de) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1994015445A2 (en) * | 1993-01-11 | 1994-07-21 | Leonid Lvovich Strikovsky | Process for radial friction welding of pipeline components made of thermoplastic material |
WO1996022875A1 (en) * | 1995-01-27 | 1996-08-01 | Andersen Corporation | Vibratory welded window and door joints, method and apparatus for manufacturing the same |
ES2216273T3 (es) | 1997-03-21 | 2004-10-16 | Woodwelding Ag | Procedimiento para anchar elementos de union en un material que comprende poros o cavidades, y elementos de union para el incicado anclaje. |
DE19717196A1 (de) * | 1997-04-24 | 1998-10-29 | Mann & Hummel Filter | Kunststoffhohlraumstruktur |
JP2000126944A (ja) * | 1998-10-20 | 2000-05-09 | Toyota Motor Corp | 慣性圧入方法 |
JP4505945B2 (ja) * | 2000-05-16 | 2010-07-21 | 株式会社昭和丸筒 | 回転摩擦溶接方法および被溶接部品、ならびに容器の製造方法、容器本体および容器用キャップ |
KR100925073B1 (ko) | 2001-03-02 | 2009-11-04 | 부트벨딩 아게 | 조직부들을 결합하기 위한 이식물, 장치 및 방법 |
US6592280B2 (en) | 2001-04-20 | 2003-07-15 | 3M Innovative Properties Company | Container and applicator assembly |
US6955540B2 (en) | 2002-08-23 | 2005-10-18 | Woodwelding Ag | Preparation for being fastened on a natural tooth part or tooth and corresponding fastening method |
US7008226B2 (en) | 2002-08-23 | 2006-03-07 | Woodwelding Ag | Implant, in particular a dental implant |
DE102006040800B4 (de) * | 2006-08-31 | 2013-07-11 | Kunststoffverarbeitung Sube | Verfahren zum Verbinden einer Grundplatte mit einem Stegteil sowie Verbindung einer Grundplatte mit einem Stegteil |
US11161150B2 (en) | 2012-05-25 | 2021-11-02 | Derrick Corporation | Injection molded screening apparatuses and methods |
PE20191258A1 (es) * | 2012-05-25 | 2019-09-18 | Derrick Corp | Aparatos y metodos de filtros moldeados de inyeccion |
DE102012111491B4 (de) * | 2012-11-27 | 2014-06-18 | Sma Solar Technology Ag | Elektronisches Gerät mit elektrisch leitender Deckelverbindung |
US9944017B2 (en) * | 2016-05-12 | 2018-04-17 | R&L Marketing & Sales, Inc. | Ultrasonically welded mat unit and system thereof |
CN111941857B (zh) * | 2020-06-11 | 2021-12-31 | 德峰兴元(江苏)生物科技有限公司 | 一种新型木剑捶打装置 |
US11524246B2 (en) * | 2021-03-01 | 2022-12-13 | Mattel, Inc. | Toy figurine |
US11524247B2 (en) * | 2021-03-01 | 2022-12-13 | Mattel, Inc. | Toy figurine |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2942748A (en) * | 1954-10-18 | 1960-06-28 | Anderson John Wiley | Method of fastening two part plastic fastener by fusion from frictional heat of rotation |
US3184353A (en) * | 1961-11-13 | 1965-05-18 | Cavitron Ultrasonics Inc | Fastening together of members by high frequency vibrations |
US3444018A (en) * | 1966-02-25 | 1969-05-13 | Uniroyal Inc | Method of mounting fastening elements on thermoplastic materials by friction welding |
DE2034071A1 (de) * | 1969-07-12 | 1971-01-14 | Luc, Jane Paris | Verbinden von Materialien |
US3640655A (en) * | 1970-02-25 | 1972-02-08 | Mite Corp | Apparatus for utilizing hot and cool gas for thrust embedding a metal insert in a body of heat softenable material |
LU70623A1 (de) * | 1973-09-05 | 1974-12-10 | ||
NL176535C (nl) * | 1973-12-21 | 1985-05-01 | Andriessen Tech Nv | Werkwijze voor het met elkaar verbinden van de overlappende bandeinden van een om een pakket aan te brengen lus van een thermoplastische kunststofband. |
US4070201A (en) * | 1975-07-22 | 1978-01-24 | Racine Railroad Products, Inc. | Spike hole plugging material |
FR2410450A1 (fr) * | 1977-12-05 | 1979-06-29 | Papazian Richard | Bouton a fixation sans fil |
SE467729B (sv) * | 1987-05-05 | 1992-09-07 | Exploweld Ab | Saett att sammanfoga plastmaterial medelst explosionssvetsning. |
-
1989
- 1989-08-28 US US07/399,091 patent/US4997500A/en not_active Expired - Fee Related
-
1990
- 1990-06-29 CA CA002020245A patent/CA2020245C/en not_active Expired - Fee Related
- 1990-08-17 DE DE69013822T patent/DE69013822T2/de not_active Expired - Fee Related
- 1990-08-17 SG SG1995903340A patent/SG63515G/en unknown
- 1990-08-17 EP EP90309075A patent/EP0415615B1/de not_active Expired - Lifetime
- 1990-08-20 JP JP2217284A patent/JPH0390333A/ja active Granted
-
1995
- 1995-08-31 HK HK136995A patent/HK136995A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CA2020245C (en) | 1994-03-15 |
SG63515G (en) | 1995-09-01 |
JPH0390333A (ja) | 1991-04-16 |
US4997500A (en) | 1991-03-05 |
CA2020245A1 (en) | 1991-03-01 |
DE69013822T2 (de) | 1995-03-23 |
JPH0577493B2 (de) | 1993-10-26 |
HK136995A (en) | 1995-09-08 |
EP0415615A2 (de) | 1991-03-06 |
EP0415615B1 (de) | 1994-11-02 |
EP0415615A3 (en) | 1992-01-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8328 | Change in the person/name/address of the agent |
Free format text: BLUMBACH, KRAMER & PARTNER, 65193 WIESBADEN |
|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |