GB237824A - Improvements relating to extrusion apparatus for making tubes - Google Patents
Improvements relating to extrusion apparatus for making tubesInfo
- Publication number
- GB237824A GB237824A GB4832/25A GB483225A GB237824A GB 237824 A GB237824 A GB 237824A GB 4832/25 A GB4832/25 A GB 4832/25A GB 483225 A GB483225 A GB 483225A GB 237824 A GB237824 A GB 237824A
- Authority
- GB
- United Kingdom
- Prior art keywords
- improvements relating
- extrusion apparatus
- making tubes
- centred
- tubes
- 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
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
- 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
-
- 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
Abstract
237,824. Bolle, L. Feb. 21, 1925. Extrusion machines.-A die for attachment to a screw press consists of a spindle b centred by discs d, d<1> having openings round their peripheries, and a draw plate B centred by four bolts s. The device is intended for use with material having a casein base.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB4832/25A GB237824A (en) | 1925-02-21 | 1925-02-21 | Improvements relating to extrusion apparatus for making tubes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB4832/25A GB237824A (en) | 1925-02-21 | 1925-02-21 | Improvements relating to extrusion apparatus for making tubes |
Publications (1)
Publication Number | Publication Date |
---|---|
GB237824A true GB237824A (en) | 1925-08-06 |
Family
ID=9784624
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB4832/25A Expired GB237824A (en) | 1925-02-21 | 1925-02-21 | Improvements relating to extrusion apparatus for making tubes |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB237824A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2952873A (en) * | 1958-04-21 | 1960-09-20 | Allied Chem | Apparatus for extrusion of plastic pipe |
US3084386A (en) * | 1955-10-17 | 1963-04-09 | Milo R Gerow | Extrusion machines and methods for tubing and sheeting |
DE2462183A1 (en) * | 1974-03-22 | 1976-04-29 | Wilhelm Hegler | Extrusion head for applying high viscosity sheathing - by splitting the melt flow to avoid high back pressure on entry |
DE2413877C3 (en) | 1974-03-22 | 1979-02-01 | Hegler, Wilhelm, 8730 Bad Kissingen | Extrusion head for continuously sheathing a pipe or cable |
-
1925
- 1925-02-21 GB GB4832/25A patent/GB237824A/en not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3084386A (en) * | 1955-10-17 | 1963-04-09 | Milo R Gerow | Extrusion machines and methods for tubing and sheeting |
US2952873A (en) * | 1958-04-21 | 1960-09-20 | Allied Chem | Apparatus for extrusion of plastic pipe |
DE2462183A1 (en) * | 1974-03-22 | 1976-04-29 | Wilhelm Hegler | Extrusion head for applying high viscosity sheathing - by splitting the melt flow to avoid high back pressure on entry |
DE2413877C3 (en) | 1974-03-22 | 1979-02-01 | Hegler, Wilhelm, 8730 Bad Kissingen | Extrusion head for continuously sheathing a pipe or cable |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB237824A (en) | Improvements relating to extrusion apparatus for making tubes | |
GB243186A (en) | Improvements in pessaries | |
GB160452A (en) | Process and apparatus for making metal rings | |
GB554346A (en) | Improvements in or relating to tools for and processes of forming metal and other sheet materials | |
GB484825A (en) | Improvements in electric vulcanizing elements and apparatus employing same | |
FR881404A (en) | Stamping press with improved blank holder | |
FR1060032A (en) | Printing process of printing plates on sheets, cards or index cards, etc. | |
AU143747B2 (en) | Heating plates for stamping and vulcanizing presses forthe production of elastic printing forms and dies | |
FR1074266A (en) | Stamping pad for presses and press provided with said pad | |
GB270345A (en) | ||
FR1092361A (en) | Advanced acid engraving machine | |
GB213164A (en) | Apparatus for use in pressing figs and other compressible substances | |
FR783092A (en) | Printing process on fabrics and resulting articles | |
GB194237A (en) | Improvements in presses for making butter prints and the like | |
FR878037A (en) | Process for the production of clichés for printing on the high-speed press | |
AU2126448A (en) | Heating plates for stamping and vulcanizing presses forthe production of elastic printing forms and dies | |
GB258374A (en) | Improvements in or relating to the manufacture of artificial silk | |
FR572175A (en) | Press with continuously rotating molding table | |
GB235811A (en) | Improvements in finger rings for use in crocheting | |
CH290483A (en) | Changeover device for the optional supply of an overpressure and a negative pressure medium to an overpressure or a negative pressure apparatus. | |
GB423992A (en) | Improvements in or relating to methods and apparatus for making flanged or dished ends of sheet metal vessels | |
GB241084A (en) | Process for the manufacture by moulding of tubular articles from material having a caseine base | |
FR1068379A (en) | Relief printing process on pre-embossed material | |
AU693151A (en) | Plate lockup for printing press | |
ES198813A1 (en) | PROCEDURE AND MACHINE FOR MANUFACTURING A TUBE WITH A DECENTRATED BULB AND AN ELBOW FROM THIS TUBE |