CH572391A5 - - Google Patents
Info
- Publication number
- CH572391A5 CH572391A5 CH1741072A CH1741072A CH572391A5 CH 572391 A5 CH572391 A5 CH 572391A5 CH 1741072 A CH1741072 A CH 1741072A CH 1741072 A CH1741072 A CH 1741072A CH 572391 A5 CH572391 A5 CH 572391A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/0015—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor specially adapted for perforating tubes
- B26F1/0038—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor specially adapted for perforating tubes from the inside
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/002—Combinations of extrusion moulding with other shaping operations combined with surface shaping
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/301—Extrusion nozzles or dies having reciprocating, oscillating or rotating parts
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- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
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- 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
- B29L2028/00—Nets or the like
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7143207A FR2161820A1 (en) | 1971-12-02 | 1971-12-02 | Perforated plastic jacket prodn - using appts with extrusion head and perforating cogwheels |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH572391A5 true CH572391A5 (OSRAM) | 1976-02-13 |
Family
ID=9086772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1741072A CH572391A5 (OSRAM) | 1971-12-02 | 1972-11-29 |
Country Status (7)
| Country | Link |
|---|---|
| AR (1) | AR195309A1 (OSRAM) |
| AU (1) | AU465765B2 (OSRAM) |
| CH (1) | CH572391A5 (OSRAM) |
| ES (1) | ES409082A1 (OSRAM) |
| FR (1) | FR2161820A1 (OSRAM) |
| SE (1) | SE390920B (OSRAM) |
| ZA (1) | ZA728327B (OSRAM) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1391805A (fr) * | 1963-12-24 | 1965-03-12 | Procédé pour la fabrication de bandes ou de tubes profilés en matières thermoplastiques |
-
1971
- 1971-12-02 FR FR7143207A patent/FR2161820A1/fr active Granted
-
1972
- 1972-11-24 ZA ZA728327A patent/ZA728327B/xx unknown
- 1972-11-28 SE SE7215487A patent/SE390920B/xx unknown
- 1972-11-29 CH CH1741072A patent/CH572391A5/xx not_active IP Right Cessation
- 1972-11-29 ES ES409082A patent/ES409082A1/es not_active Expired
- 1972-11-30 AU AU49455/72A patent/AU465765B2/en not_active Expired
- 1972-12-04 AR AR245468A patent/AR195309A1/es active
Also Published As
| Publication number | Publication date |
|---|---|
| AU465765B2 (en) | 1975-10-09 |
| AU4945572A (en) | 1974-05-30 |
| SE390920B (sv) | 1977-01-31 |
| ZA728327B (en) | 1974-06-26 |
| AR195309A1 (es) | 1973-09-28 |
| ES409082A1 (es) | 1974-12-01 |
| FR2161820B1 (OSRAM) | 1976-07-23 |
| FR2161820A1 (en) | 1973-07-13 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PUE | Assignment | ||
| PUE | Assignment |
Owner name: M LABARRE,FR; HOWAG AG,WOHLEN AG |
|
| PL | Patent ceased | ||
| PL | Patent ceased |