DE3209920A1 - Kunststoffteil mit mindestens einem innen- oder aussengewinde besitzenden gewindeeinsatz oder -ansatz sowie verfahren zum herstellen eines solchen kunststoffteiles - Google Patents
Kunststoffteil mit mindestens einem innen- oder aussengewinde besitzenden gewindeeinsatz oder -ansatz sowie verfahren zum herstellen eines solchen kunststoffteilesInfo
- Publication number
- DE3209920A1 DE3209920A1 DE19823209920 DE3209920A DE3209920A1 DE 3209920 A1 DE3209920 A1 DE 3209920A1 DE 19823209920 DE19823209920 DE 19823209920 DE 3209920 A DE3209920 A DE 3209920A DE 3209920 A1 DE3209920 A1 DE 3209920A1
- Authority
- DE
- Germany
- Prior art keywords
- plastic part
- plastic
- thread
- part according
- internal
- 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
- 239000004033 plastic Substances 0.000 title claims abstract description 91
- 229920003023 plastic Polymers 0.000 title claims abstract description 91
- 238000000034 method Methods 0.000 title abstract description 4
- 238000004519 manufacturing process Methods 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims abstract description 14
- 238000003466 welding Methods 0.000 claims abstract description 10
- 230000000295 complement effect Effects 0.000 claims abstract description 8
- 238000001746 injection moulding Methods 0.000 claims abstract description 4
- 239000003365 glass fiber Substances 0.000 claims abstract description 3
- 238000004026 adhesive bonding Methods 0.000 claims description 3
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 2
- 239000004917 carbon fiber Substances 0.000 claims description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 2
- 229920002430 Fibre-reinforced plastic Polymers 0.000 abstract 1
- 239000011151 fibre-reinforced plastic Substances 0.000 abstract 1
- 239000002184 metal Substances 0.000 description 7
- 239000004952 Polyamide Substances 0.000 description 2
- 229920002647 polyamide Polymers 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 239000004918 carbon fiber reinforced polymer Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000002991 molded plastic Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
- B29C66/47—Joining single elements to sheets, plates or other substantially flat surfaces
- B29C66/474—Joining single elements to sheets, plates or other substantially flat surfaces said single elements being substantially non-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
- 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
- B29C65/64—Joining a non-plastics element to a plastics element, e.g. by force
-
- 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
- B29C66/302—Particular design of joint configurations the area to be joined comprising melt initiators
- B29C66/3022—Particular design of joint configurations the area to be joined comprising melt initiators said melt initiators being integral with at least one of the parts to be joined
- B29C66/30223—Particular design of joint configurations the area to be joined comprising melt initiators said melt initiators being integral with at least one of the parts to be joined said melt initiators being rib-like
-
- 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
- B29C66/72—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 structure of the material of the parts to be joined
- B29C66/721—Fibre-reinforced materials
-
- 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
- B29C66/72—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 structure of the material of the parts to be joined
- B29C66/721—Fibre-reinforced materials
- B29C66/7214—Fibre-reinforced materials characterised by the length of the fibres
- B29C66/72141—Fibres of continuous length
-
- 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
- B29C66/7315—Mechanical properties
- B29C66/73151—Hardness
- B29C66/73152—Hardness of different hardness, i.e. the hardness of one of the parts to be joined being different from the hardness of the other part
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D1/00—Producing articles with screw-threads
-
- 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
- B29C65/08—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using ultrasonic vibrations
-
- 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
- B29C65/64—Joining a non-plastics element to a plastics element, e.g. by force
- B29C65/645—Joining a non-plastics element to a plastics element, e.g. by force using friction or ultrasonic vibrations
-
- 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
- B29C66/72—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 structure of the material of the parts to be joined
- B29C66/721—Fibre-reinforced materials
- B29C66/7212—Fibre-reinforced materials characterised by the composition of the fibres
-
- 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
- B29K2101/00—Use of unspecified macromolecular compounds as moulding material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2023/00—Tubular articles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19823209920 DE3209920A1 (de) | 1982-03-18 | 1982-03-18 | Kunststoffteil mit mindestens einem innen- oder aussengewinde besitzenden gewindeeinsatz oder -ansatz sowie verfahren zum herstellen eines solchen kunststoffteiles |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19823209920 DE3209920A1 (de) | 1982-03-18 | 1982-03-18 | Kunststoffteil mit mindestens einem innen- oder aussengewinde besitzenden gewindeeinsatz oder -ansatz sowie verfahren zum herstellen eines solchen kunststoffteiles |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3209920A1 true DE3209920A1 (de) | 1983-09-29 |
DE3209920C2 DE3209920C2 (enrdf_load_stackoverflow) | 1987-05-27 |
Family
ID=6158632
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19823209920 Granted DE3209920A1 (de) | 1982-03-18 | 1982-03-18 | Kunststoffteil mit mindestens einem innen- oder aussengewinde besitzenden gewindeeinsatz oder -ansatz sowie verfahren zum herstellen eines solchen kunststoffteiles |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE3209920A1 (enrdf_load_stackoverflow) |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3936534A1 (de) * | 1988-11-02 | 1990-05-17 | Kitagawa Ind Co Ltd | Dichtungsmasse mit eingemischten kohlefasern |
WO1995000764A1 (en) * | 1993-06-22 | 1995-01-05 | The Fastron Company | Method and insert for connecting components to plastic members |
WO1995001513A1 (en) * | 1993-06-29 | 1995-01-12 | Unimation, Inc. | Insert for connecting components to plastic members |
WO1996038677A1 (en) * | 1995-05-30 | 1996-12-05 | Unimation, Inc. | Means for connecting components to plastic membranes |
US5672036A (en) * | 1992-05-22 | 1997-09-30 | Unimation, Inc. | Weldable plastic fastener |
US5697744A (en) * | 1992-05-22 | 1997-12-16 | Unimation, Inc. | Method and insert for connecting components to plastic members |
US5879115A (en) * | 1992-05-22 | 1999-03-09 | Unimation, Inc. | Method and insert for connecting components to plastic members |
DE102007016851A1 (de) * | 2007-04-10 | 2008-10-16 | Böllhoff Verbindungstechnik GmbH | Verfahren zum Herstellen einer Befestigungsanordnung eines Befestigungsdomes an einem dünnwandigen Bauteil |
DE102011009681A1 (de) | 2010-02-17 | 2011-08-18 | Abmayr, Ute, 89312 | Schraubgewindeaufnahme und Verfahren zur Herstellung |
DE102013202583B3 (de) * | 2013-02-18 | 2014-07-03 | Böllhoff Verbindungstechnik GmbH | Reibschweißelement, Gehäuse und Verbindungsverfahren für das Reibschweißelement mit einem Gehäuse |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3844295A1 (de) * | 1988-12-30 | 1990-07-05 | Festo Kg | Anschlusseinheit und verfahren zur herstellung einer anschlusseinheit |
DE4227273C2 (de) * | 1992-08-18 | 1994-06-30 | Boellhoff & Co | Verwendung einer Gewindebuchse oder eines Gewindestifts aus Kunststoff |
DE102019131375A1 (de) * | 2019-11-20 | 2021-05-20 | Vibracoustic Ag | Bauteil und Verfahren zum Befestigen eines Einsatzteils in einer Durchgangsbohrung eines Bauteils |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1951223A1 (de) * | 1969-04-10 | 1970-10-22 | Penn Engineering & Mfg Corp | Einsatzstueck |
DE2030422B2 (de) * | 1969-07-01 | 1978-03-09 | P.S.M. Fasteners Ltd., Willenhall, Staffordshire (Grossbritannien) | Gewinde-Einsatz |
DE2628832B2 (de) * | 1976-06-26 | 1979-05-10 | Agfa-Gevaert Ag, 5090 Leverkusen | Verbindung zwischen einem Integralhartschaum-Formteil und einem bolzenartigen Einsatz |
DE2937443A1 (de) * | 1979-09-15 | 1981-04-09 | Robert Bosch Gmbh, 7000 Stuttgart | Mit einem metallischen gewindestueck versehener kunststoffteil |
DE2338908C3 (de) * | 1973-08-01 | 1981-06-04 | Elbatainer Kunststoff- Und Verpackungsgesellschaft Mbh, 7505 Ettlingen | Ultraschall-Schweißverfahren und -vorrichtung zum flüssigkeitsdichten Einschweißen eines verschließbaren Gießstutzens in einen dünnwandigen Flüssigkeitsbehälter sowie ein Gießstutzen hierfür |
-
1982
- 1982-03-18 DE DE19823209920 patent/DE3209920A1/de active Granted
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1951223A1 (de) * | 1969-04-10 | 1970-10-22 | Penn Engineering & Mfg Corp | Einsatzstueck |
DE2030422B2 (de) * | 1969-07-01 | 1978-03-09 | P.S.M. Fasteners Ltd., Willenhall, Staffordshire (Grossbritannien) | Gewinde-Einsatz |
DE2338908C3 (de) * | 1973-08-01 | 1981-06-04 | Elbatainer Kunststoff- Und Verpackungsgesellschaft Mbh, 7505 Ettlingen | Ultraschall-Schweißverfahren und -vorrichtung zum flüssigkeitsdichten Einschweißen eines verschließbaren Gießstutzens in einen dünnwandigen Flüssigkeitsbehälter sowie ein Gießstutzen hierfür |
DE2628832B2 (de) * | 1976-06-26 | 1979-05-10 | Agfa-Gevaert Ag, 5090 Leverkusen | Verbindung zwischen einem Integralhartschaum-Formteil und einem bolzenartigen Einsatz |
DE2937443A1 (de) * | 1979-09-15 | 1981-04-09 | Robert Bosch Gmbh, 7000 Stuttgart | Mit einem metallischen gewindestueck versehener kunststoffteil |
Non-Patent Citations (1)
Title |
---|
Sonderdruck aus "Plastverarbeiter" Nr.6/1970, Verlag Zechner und Hüthig, Speyer * |
Cited By (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3936534C2 (de) * | 1988-11-02 | 1999-04-15 | Kitagawa Ind Co Ltd | Dichtungsmasse und ihre Verwendung |
DE3936534A1 (de) * | 1988-11-02 | 1990-05-17 | Kitagawa Ind Co Ltd | Dichtungsmasse mit eingemischten kohlefasern |
US5391031A (en) * | 1992-05-22 | 1995-02-21 | Unimation, Inc. | Method and insert for connecting components to plastic members |
US5672036A (en) * | 1992-05-22 | 1997-09-30 | Unimation, Inc. | Weldable plastic fastener |
US5697744A (en) * | 1992-05-22 | 1997-12-16 | Unimation, Inc. | Method and insert for connecting components to plastic members |
US5879115A (en) * | 1992-05-22 | 1999-03-09 | Unimation, Inc. | Method and insert for connecting components to plastic members |
WO1995000764A1 (en) * | 1993-06-22 | 1995-01-05 | The Fastron Company | Method and insert for connecting components to plastic members |
WO1995001513A1 (en) * | 1993-06-29 | 1995-01-12 | Unimation, Inc. | Insert for connecting components to plastic members |
WO1996038677A1 (en) * | 1995-05-30 | 1996-12-05 | Unimation, Inc. | Means for connecting components to plastic membranes |
DE102007016851A1 (de) * | 2007-04-10 | 2008-10-16 | Böllhoff Verbindungstechnik GmbH | Verfahren zum Herstellen einer Befestigungsanordnung eines Befestigungsdomes an einem dünnwandigen Bauteil |
DE102011009681A1 (de) | 2010-02-17 | 2011-08-18 | Abmayr, Ute, 89312 | Schraubgewindeaufnahme und Verfahren zur Herstellung |
DE102011009682A1 (de) | 2010-02-17 | 2011-08-18 | Abmayr, Ute, 89312 | Verfahren zur Herstellung einer Schraubgewindeaufnahme |
DE102011009682B4 (de) * | 2010-02-17 | 2016-01-14 | Ute Abmayr | Verfahren zur Herstellung einer Schraubenaufnahmeeinrichtung, sowie eine Schraubgewindeverbindung, gebildet aus einem Befestigungselement mit Gewinde und einer Schraubenaufnahmeeinrichtung, sowie ein hieraus gebildeter Dübel |
DE102013202583B3 (de) * | 2013-02-18 | 2014-07-03 | Böllhoff Verbindungstechnik GmbH | Reibschweißelement, Gehäuse und Verbindungsverfahren für das Reibschweißelement mit einem Gehäuse |
US9764417B2 (en) | 2013-02-18 | 2017-09-19 | Böllhoff Verbindungstechnik GmbH | Friction welding element, and a method for connecting the friction welding element to a housing |
US9855624B2 (en) | 2013-02-18 | 2018-01-02 | Böllhoff Verbindungstechnik GmbH | Friction welding element, and a method for connecting the friction welding element to a housing |
Also Published As
Publication number | Publication date |
---|---|
DE3209920C2 (enrdf_load_stackoverflow) | 1987-05-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OP8 | Request for examination as to paragraph 44 patent law | ||
8125 | Change of the main classification |
Ipc: F16B 37/12 |
|
8180 | Miscellaneous part 1 |
Free format text: ES ERFOLGT EIN ERGAENZUNGSDRUCK MIT DER FEHLENDEN ZEICHNUNG. |
|
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |