GB1202776A - Ejection of moulded articles from moulds - Google Patents
Ejection of moulded articles from mouldsInfo
- Publication number
- GB1202776A GB1202776A GB355368A GB355368A GB1202776A GB 1202776 A GB1202776 A GB 1202776A GB 355368 A GB355368 A GB 355368A GB 355368 A GB355368 A GB 355368A GB 1202776 A GB1202776 A GB 1202776A
- Authority
- GB
- United Kingdom
- Prior art keywords
- moulds
- ejection
- moulded articles
- pores
- jan
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/43—Removing or ejecting moulded articles using fluid under pressure
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Abstract
1,202,776. Injection moulding. IMPERIAL CHEMICAL INDUSTRIES Ltd. 3 Jan., 1969 [23 Jan., 1968], No. 3553/68. Heading B5A. At least part of the surface of an injection mould 1 comprises a porous material having pores each of which has a maximum diameter less than 0À01 inch through which gas is supplied to eject a moulded article. As shown, gas is supplied through a channel 3 to a porous plug 2 having pores with an average diameter of 0À003 inch.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB355368A GB1202776A (en) | 1968-01-23 | 1968-01-23 | Ejection of moulded articles from moulds |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB355368A GB1202776A (en) | 1968-01-23 | 1968-01-23 | Ejection of moulded articles from moulds |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1202776A true GB1202776A (en) | 1970-08-19 |
Family
ID=9760516
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB355368A Expired GB1202776A (en) | 1968-01-23 | 1968-01-23 | Ejection of moulded articles from moulds |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB1202776A (en) |
-
1968
- 1968-01-23 GB GB355368A patent/GB1202776A/en not_active Expired
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PLNP | Patent lapsed through nonpayment of renewal fees |