IT1066531B - PROCEDURE AND DEVICE TO PRODUCE PIPES FROM STRIPS OF EXPANDED MATERIAL - Google Patents
PROCEDURE AND DEVICE TO PRODUCE PIPES FROM STRIPS OF EXPANDED MATERIALInfo
- Publication number
- IT1066531B IT1066531B IT5047676A IT5047676A IT1066531B IT 1066531 B IT1066531 B IT 1066531B IT 5047676 A IT5047676 A IT 5047676A IT 5047676 A IT5047676 A IT 5047676A IT 1066531 B IT1066531 B IT 1066531B
- Authority
- IT
- Italy
- Prior art keywords
- strips
- procedure
- expanded material
- produce pipes
- pipes
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D3/00—Cutting work characterised by the nature of the cut made; Apparatus therefor
- B26D3/16—Cutting rods or tubes transversely
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/56—After-treatment of articles, e.g. for altering the shape
- B29C44/5627—After-treatment of articles, e.g. for altering the shape by mechanical deformation, e.g. crushing, embossing, stretching
- B29C44/5636—After-treatment of articles, e.g. for altering the shape by mechanical deformation, e.g. crushing, embossing, stretching with the addition of heat
-
- 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
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/36—Bending and joining, e.g. for making hollow articles
- B29C53/38—Bending and joining, e.g. for making hollow articles by bending sheets or strips at right angles to the longitudinal axis of the article being formed and joining the edges
- B29C53/48—Bending and joining, e.g. for making hollow articles by bending sheets or strips at right angles to the longitudinal axis of the article being formed and joining the edges for articles of indefinite length, i.e. bending a strip progressively
-
- 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
- B29C65/18—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools
- B29C65/20—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools with direct contact, e.g. using "mirror"
-
- 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
- B29C66/40—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
- B29C66/432—Joining a relatively small portion of the surface of said articles for making tubular articles or closed loops, e.g. by joining several sheets ; for making hollow articles or hollow preforms
- B29C66/4322—Joining a relatively small portion of the surface of said articles for making tubular articles or closed loops, e.g. by joining several sheets ; for making hollow articles or hollow preforms by joining a single sheet to itself
-
- 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
- B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
- B29C66/832—Reciprocating joining or pressing tools
- B29C66/8322—Joining or pressing tools reciprocating along one axis
-
- 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
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/36—Bending and joining, e.g. for making hollow 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
- 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
-
- 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
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/04—Polymers of ethylene
- B29K2023/06—PE, i.e. polyethylene
-
- 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
- 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
-
- 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
- B29L2023/22—Tubes or pipes, i.e. rigid
- B29L2023/225—Insulated
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2532406A DE2532406C3 (en) | 1975-07-19 | 1975-07-19 | Method and apparatus for the continuous production of a pipe from a web of a thermoplastic foam |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1066531B true IT1066531B (en) | 1985-03-12 |
Family
ID=5951965
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT5047676A IT1066531B (en) | 1975-07-19 | 1976-07-16 | PROCEDURE AND DEVICE TO PRODUCE PIPES FROM STRIPS OF EXPANDED MATERIAL |
Country Status (11)
Country | Link |
---|---|
AT (1) | AT363252B (en) |
BE (1) | BE844152A (en) |
CH (1) | CH612619A5 (en) |
DE (1) | DE2532406C3 (en) |
DK (1) | DK151372C (en) |
FR (1) | FR2318724A1 (en) |
GB (1) | GB1514369A (en) |
IE (1) | IE43495B1 (en) |
IT (1) | IT1066531B (en) |
NL (1) | NL179885C (en) |
SE (1) | SE7608205L (en) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3140388C2 (en) * | 1981-10-10 | 1984-08-09 | Dynamit Nobel Ag, 5210 Troisdorf | Method and device for the continuous production of a longitudinally slotted tube from a web of a thermoplastic foam |
DE3363459D1 (en) * | 1982-02-26 | 1986-06-19 | Dynamit Nobel Ag | Method and device for the production of multi-layer insulating tubes of foamed plastic strips |
DE3318082A1 (en) * | 1983-05-18 | 1984-11-22 | Dynamit Nobel Ag, 5210 Troisdorf | METHOD AND DEVICE FOR PRODUCING A TUBE PROVIDED WITH AN INSULATING COVER FROM FOAM |
DE3338071A1 (en) * | 1983-10-20 | 1985-05-09 | Felten & Guilleaume Energietechnik GmbH, 5000 Köln | Process for the continuous production of flexible, thermally insulated pipelines |
DE3429018C1 (en) * | 1984-08-07 | 1985-08-14 | Fa. Carl Freudenberg, 6940 Weinheim | Process for the continuous production of a cylindrical hollow body made of foam |
US5421371A (en) * | 1993-04-19 | 1995-06-06 | Nmc Of North America, Inc. | Multi-layered bonded closure system for foam tubes or profiles |
AUPQ769300A0 (en) * | 2000-05-23 | 2000-06-15 | Ssh Medical Limited | Manufacture of a seal for vaginal speculum |
AU773880B2 (en) * | 2000-05-23 | 2004-06-10 | Ssh Medical Limited | Manufacture of dome-shaped articles from thermoplastic foam sheet material technical field |
BE1016954A3 (en) * | 2006-02-08 | 2007-10-02 | Imhold Nv | Foam leaf production machine for e.g. mattress filling material, comprises endless belt for transporting foam strip and means for bending belt edges together |
US8261558B2 (en) | 2009-06-25 | 2012-09-11 | Nomaco Inc. | Self-adjusting insulation, including insulation particularly suited for pipe or duct |
EP2847508A4 (en) | 2012-05-11 | 2016-01-20 | Nomaco Inc | Insulation systems employing expansion features to insulate elongated containers subject to extreme temperature fluctuations, and related components and methods |
CN102886896B (en) * | 2012-10-23 | 2015-03-04 | 中山市新宏业自动化工业有限公司 | Full-plastic composite sheet welding device |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3279503A (en) * | 1963-08-19 | 1966-10-18 | Dow Chemical Co | Snap-on foamed resin insulation |
DE1915768C3 (en) * | 1968-03-27 | 1974-02-07 | The Furukawa Electric Co., Ltd., Tokio | A method and apparatus for continuously manufacturing a tubular article from a sheet of foamed thermoplastic resin |
GB1277038A (en) * | 1969-07-09 | 1972-06-07 | Vladimirsky Nii Sint Smol | A method of manufacturing shaped articles from elastic porous materials |
GB1488934A (en) * | 1974-01-28 | 1977-10-19 | Sekisui Chemical Co Ltd | Method and apparatus for producing synthetic resin tube |
-
1975
- 1975-07-19 DE DE2532406A patent/DE2532406C3/en not_active Expired
-
1976
- 1976-07-15 FR FR7621695A patent/FR2318724A1/en active Granted
- 1976-07-15 BE BE168932A patent/BE844152A/en not_active IP Right Cessation
- 1976-07-16 IT IT5047676A patent/IT1066531B/en active
- 1976-07-16 AT AT525576A patent/AT363252B/en not_active IP Right Cessation
- 1976-07-16 NL NL7607916A patent/NL179885C/en not_active IP Right Cessation
- 1976-07-16 DK DK322576A patent/DK151372C/en not_active IP Right Cessation
- 1976-07-16 CH CH916376A patent/CH612619A5/en not_active IP Right Cessation
- 1976-07-19 IE IE1595/76A patent/IE43495B1/en unknown
- 1976-07-19 SE SE7608205A patent/SE7608205L/en unknown
- 1976-07-19 GB GB2992676A patent/GB1514369A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1514369A (en) | 1978-06-14 |
NL7607916A (en) | 1977-01-21 |
DE2532406A1 (en) | 1977-01-20 |
ATA525576A (en) | 1980-12-15 |
SE7608205L (en) | 1977-01-10 |
FR2318724A1 (en) | 1977-02-18 |
IE43495B1 (en) | 1981-03-11 |
DE2532406C3 (en) | 1980-04-10 |
IE43495L (en) | 1977-01-19 |
CH612619A5 (en) | 1979-08-15 |
DK322576A (en) | 1977-01-20 |
DE2532406B2 (en) | 1978-04-13 |
DK151372C (en) | 1988-05-16 |
FR2318724B1 (en) | 1981-04-30 |
NL179885C (en) | 1986-12-01 |
BE844152A (en) | 1976-11-03 |
AT363252B (en) | 1981-07-27 |
DK151372B (en) | 1987-11-30 |
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