GB1451831A - Joining of sheets of synthetic thermoplastic plastics mateiral - Google Patents
Joining of sheets of synthetic thermoplastic plastics mateiralInfo
- Publication number
- GB1451831A GB1451831A GB488674A GB488674A GB1451831A GB 1451831 A GB1451831 A GB 1451831A GB 488674 A GB488674 A GB 488674A GB 488674 A GB488674 A GB 488674A GB 1451831 A GB1451831 A GB 1451831A
- Authority
- GB
- United Kingdom
- Prior art keywords
- sheets
- members
- heating source
- separating
- coolant
- 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
Links
- 229920001169 thermoplastic Polymers 0.000 title 1
- 238000010438 heat treatment Methods 0.000 abstract 4
- 239000000853 adhesive Substances 0.000 abstract 2
- 230000001070 adhesive effect Effects 0.000 abstract 2
- 239000002826 coolant Substances 0.000 abstract 2
- -1 polyethylene Polymers 0.000 abstract 2
- 239000004698 Polyethylene Substances 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 230000004048 modification Effects 0.000 abstract 1
- 238000012986 modification Methods 0.000 abstract 1
- 229920000573 polyethylene Polymers 0.000 abstract 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 abstract 1
- 239000004810 polytetrafluoroethylene Substances 0.000 abstract 1
- 229920002635 polyurethane Polymers 0.000 abstract 1
- 239000004814 polyurethane Substances 0.000 abstract 1
- 229920000915 polyvinyl chloride Polymers 0.000 abstract 1
- 239000004800 polyvinyl chloride Substances 0.000 abstract 1
- 239000010453 quartz Substances 0.000 abstract 1
- 238000004826 seaming Methods 0.000 abstract 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
- 239000012815 thermoplastic material Substances 0.000 abstract 1
- 230000001131 transforming effect Effects 0.000 abstract 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D15/00—Apparatus or tools for roof working
- E04D15/04—Apparatus or tools for roof working for roof coverings comprising slabs, sheets or flexible material
-
- 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
- B29C65/10—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using hot gases (e.g. combustion gases) or flames coming in contact with at least one of the parts to be joined
- B29C65/103—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using hot gases (e.g. combustion gases) or flames coming in contact with at least one of the parts to be joined direct heating both surfaces 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
- B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
- B29C65/4805—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the type of adhesives
- B29C65/481—Non-reactive adhesives, e.g. physically hardening adhesives
- B29C65/4815—Hot melt adhesives, e.g. thermoplastic adhesives
-
- 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
- B29C66/40—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
- B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
- B29C66/43—Joining a relatively small portion of the surface of said 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
- B29C66/70—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
- B29C66/727—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 being porous, e.g. foam
-
- 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
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
- B29C66/814—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps
- B29C66/8145—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the constructional aspects of the pressing elements, e.g. of the welding jaws or clamps
- B29C66/81463—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the constructional aspects of the pressing elements, e.g. of the welding jaws or clamps comprising a plurality of single pressing elements, e.g. a plurality of sonotrodes, or comprising a plurality of single counter-pressing elements, e.g. a plurality of anvils, said plurality of said single elements being suitable for making a single joint
- B29C66/81465—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the constructional aspects of the pressing elements, e.g. of the welding jaws or clamps comprising a plurality of single pressing elements, e.g. a plurality of sonotrodes, or comprising a plurality of single counter-pressing elements, e.g. a plurality of anvils, said plurality of said single elements being suitable for making a single joint one placed behind the other in a single row in the feed direction
-
- 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
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
- B29C66/814—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps
- B29C66/8145—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the constructional aspects of the pressing elements, e.g. of the welding jaws or clamps
- B29C66/81463—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the constructional aspects of the pressing elements, e.g. of the welding jaws or clamps comprising a plurality of single pressing elements, e.g. a plurality of sonotrodes, or comprising a plurality of single counter-pressing elements, e.g. a plurality of anvils, said plurality of said single elements being suitable for making a single joint
- B29C66/81469—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the constructional aspects of the pressing elements, e.g. of the welding jaws or clamps comprising a plurality of single pressing elements, e.g. a plurality of sonotrodes, or comprising a plurality of single counter-pressing elements, e.g. a plurality of anvils, said plurality of said single elements being suitable for making a single joint one placed next to the other in a single line transverse to the feed direction, e.g. shoulder to shoulder sonotrodes
-
- 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
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
- B29C66/816—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the mounting of the pressing elements, e.g. of the welding jaws or clamps
- B29C66/8161—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the mounting of the pressing elements, e.g. of the welding jaws or clamps said pressing elements being supported or backed-up by springs or by resilient material
-
- 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
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
- B29C66/834—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools moving with the parts to be joined
- B29C66/8341—Roller, cylinder or drum types; Band or belt types; Ball types
- B29C66/83411—Roller, cylinder or drum types
- B29C66/83413—Roller, cylinder or drum types cooperating rollers, cylinders or drums
-
- 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
- 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
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19732305139 DE2305139C3 (de) | 1973-02-02 | Verfahren und Vorrichtung zum stumpf aneinanderstoßenden Verbinden von Bahnen aus elastisch verformbaren thermoplastischen Kunststoffen, insbesondere Schaumstoffen |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1451831A true GB1451831A (en) | 1976-10-06 |
Family
ID=5870758
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB488674A Expired GB1451831A (en) | 1973-02-02 | 1974-02-01 | Joining of sheets of synthetic thermoplastic plastics mateiral |
Country Status (9)
Country | Link |
---|---|
BE (1) | BE810433A (enrdf_load_stackoverflow) |
CH (1) | CH566858A5 (enrdf_load_stackoverflow) |
DK (1) | DK132062C (enrdf_load_stackoverflow) |
ES (1) | ES422840A1 (enrdf_load_stackoverflow) |
FR (1) | FR2216084B1 (enrdf_load_stackoverflow) |
GB (1) | GB1451831A (enrdf_load_stackoverflow) |
IT (1) | IT1008183B (enrdf_load_stackoverflow) |
NL (1) | NL7401430A (enrdf_load_stackoverflow) |
SE (1) | SE400215B (enrdf_load_stackoverflow) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0070429A1 (en) * | 1981-07-15 | 1983-01-26 | The Firestone Tire & Rubber Company | A device for joining plies for tires |
US4445955A (en) * | 1981-03-04 | 1984-05-01 | Gundle Holdings (Proprietary) Limited | Welding of plastics material |
US4454000A (en) * | 1983-03-21 | 1984-06-12 | The Firestone Tire & Rubber Company | Motorized tool for joining self adhesive plies of unvulcanized rubber |
EP0392431A3 (en) * | 1989-04-14 | 1991-12-04 | The Boeing Company | Apparatus and method for joining a plurality of thermoplastic tapes |
US6375770B1 (en) | 1990-07-24 | 2002-04-23 | O'neill, Inc. | Apparatus and method for forming an adhesively bonded seam between resiliently compressible fabric sheets |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2446170A1 (fr) * | 1979-01-10 | 1980-08-08 | Zelant Gazuit | Machine permettant de joindre bord a bord des plis en caoutchouc non vulcanise |
US4239581A (en) * | 1979-04-23 | 1980-12-16 | Lang John N | Apparatus for sealing lap joints of fusible roofing sheets |
IT1071401B (it) * | 1980-04-24 | 1985-04-10 | Zema S R L | Procedimento per la ricopertura con chiuma e pellicola plastica di tubi metallici,macchina per attuare detto procedimento e prodotto ottenuto |
DE3541053A1 (de) * | 1985-11-19 | 1987-05-21 | Marquet & Cie Noel | Verfahren und vorrichtung zum kontinuierlichen flaechigen verschweissen von folien, platten, stangen und/oder rohren aus thermoplastischen kunststoffen |
DE3614963A1 (de) * | 1986-03-29 | 1987-10-01 | Roeders Ag Geb | Verfahren zum herstellen eines sanierungsschlauches fuer rohrleitungen sowie ein durch dieses verfahren hergestellter sanierungsschlauch |
IT1190035B (it) * | 1986-06-05 | 1988-02-10 | Pirelli | Metodo e apparecchiatura per la giunzione testa a testa di spezzoni di tessuto gommato |
WO1992001396A1 (en) * | 1990-07-24 | 1992-02-06 | O'neill, Inc. | Apparatus and method for forming an adhesively bonded seam between resiliently compressible fabric sheets |
FR2744998B1 (fr) * | 1996-02-16 | 1998-05-15 | Suprarev Production Sa | Procede de fabrication d'un oreiller, oreiller obtenu et machine pour la fabrication d'un oreiller |
-
1974
- 1974-01-28 CH CH112474A patent/CH566858A5/xx not_active IP Right Cessation
- 1974-01-31 SE SE7401293A patent/SE400215B/xx unknown
- 1974-01-31 FR FR7403247A patent/FR2216084B1/fr not_active Expired
- 1974-01-31 IT IT4806674A patent/IT1008183B/it active
- 1974-01-31 BE BE140399A patent/BE810433A/xx not_active IP Right Cessation
- 1974-02-01 DK DK55874A patent/DK132062C/da active
- 1974-02-01 NL NL7401430A patent/NL7401430A/xx not_active Application Discontinuation
- 1974-02-01 GB GB488674A patent/GB1451831A/en not_active Expired
- 1974-02-01 ES ES422840A patent/ES422840A1/es not_active Expired
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4445955A (en) * | 1981-03-04 | 1984-05-01 | Gundle Holdings (Proprietary) Limited | Welding of plastics material |
EP0070429A1 (en) * | 1981-07-15 | 1983-01-26 | The Firestone Tire & Rubber Company | A device for joining plies for tires |
US4478672A (en) * | 1981-07-15 | 1984-10-23 | The Firestone Tire & Rubber Company | Device for joining plies for tires |
US4454000A (en) * | 1983-03-21 | 1984-06-12 | The Firestone Tire & Rubber Company | Motorized tool for joining self adhesive plies of unvulcanized rubber |
EP0392431A3 (en) * | 1989-04-14 | 1991-12-04 | The Boeing Company | Apparatus and method for joining a plurality of thermoplastic tapes |
US6375770B1 (en) | 1990-07-24 | 2002-04-23 | O'neill, Inc. | Apparatus and method for forming an adhesively bonded seam between resiliently compressible fabric sheets |
Also Published As
Publication number | Publication date |
---|---|
DK132062C (da) | 1976-03-15 |
SE400215B (sv) | 1978-03-20 |
DE2305139A1 (de) | 1974-08-08 |
FR2216084B1 (enrdf_load_stackoverflow) | 1977-09-16 |
ES422840A1 (es) | 1976-09-16 |
NL7401430A (enrdf_load_stackoverflow) | 1974-08-06 |
CH566858A5 (enrdf_load_stackoverflow) | 1975-09-30 |
DK132062B (da) | 1975-10-20 |
DE2305139B2 (de) | 1976-06-10 |
FR2216084A1 (enrdf_load_stackoverflow) | 1974-08-30 |
BE810433A (fr) | 1974-05-16 |
IT1008183B (it) | 1976-11-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB1451831A (en) | Joining of sheets of synthetic thermoplastic plastics mateiral | |
US2599359A (en) | Adhesive materials and processes of assembling sheet materials | |
FR2221258B1 (enrdf_load_stackoverflow) | ||
US3574019A (en) | Method of making a laminated fastening device | |
GB814739A (en) | Production of laminated structures | |
GB1228677A (enrdf_load_stackoverflow) | ||
IL22840A (en) | Strap securing method | |
US8075727B2 (en) | Method for joining sections of thermoplastic continuous web material | |
ES449950A1 (es) | Procedimiento para el encolado de material de cantos, a los cantos de piezas de labor en forma de placas de material de madera. | |
US3325332A (en) | Method for heat sealing plastic film to plastic foam | |
KR870011411A (ko) | 열회복성물품 | |
BR8208043A (pt) | Material em folha para juncao/separacao ao longo das bordas | |
SE8604866D0 (sv) | Verfahren und vorrichtung zum kontinuierlichen flechigen verschweissen von folien, platten, stangen und/oder rohren aus thermoplastischen kunststoffen | |
DE3266975D1 (en) | Floor covering web bonded to a support web and process for making it | |
DE69423532D1 (de) | Verfahren zum Glätten der Schweissnahtverbindung von Kunststoffplatten und hergestellte Verbindung | |
US2790593A (en) | Series-connected envelopes | |
GB1239321A (enrdf_load_stackoverflow) | ||
GB1104504A (en) | Apparatus and method for forming a bond between two surfaces | |
DE3774023D1 (de) | Verfahren zum kontinuierlichen ueberlappungsverschweissen von grossflaechigen kunststoff-folien oder -platten. | |
SU797891A1 (ru) | Способ резки изделий из термоплас-TOB | |
DE3765623D1 (de) | Kunststoff-schweissmaschine. | |
GB8717418D0 (en) | Joining of pipes | |
JPS57149082A (en) | Friction pressure welding method | |
SU1470561A1 (ru) | Устройство дл образовани шва на упаковочном термопластичном материале | |
GB912829A (en) | Improvements relating to the bonding together of plastics materials |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |