CA1021118A - Thickness adjustment for shaping plastic foam blocks - Google Patents
Thickness adjustment for shaping plastic foam blocksInfo
- Publication number
- CA1021118A CA1021118A CA200,521A CA200521A CA1021118A CA 1021118 A CA1021118 A CA 1021118A CA 200521 A CA200521 A CA 200521A CA 1021118 A CA1021118 A CA 1021118A
- Authority
- CA
- Canada
- Prior art keywords
- plastic foam
- thickness adjustment
- foam blocks
- shaping plastic
- shaping
- 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
- 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
- B29C44/58—Moulds
- B29C44/586—Moulds with a cavity increasing in size during foaming
-
- 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Molding Of Porous Articles (AREA)
- Road Signs Or Road Markings (AREA)
- Electrotherapy Devices (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2543073A GB1425612A (en) | 1973-05-29 | 1973-05-29 | Moulding of plastics foam |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1021118A true CA1021118A (en) | 1977-11-22 |
Family
ID=10227546
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA200,521A Expired CA1021118A (en) | 1973-05-29 | 1974-05-22 | Thickness adjustment for shaping plastic foam blocks |
Country Status (19)
Country | Link |
---|---|
JP (1) | JPS5022064A (de) |
AR (1) | AR199346A1 (de) |
BE (1) | BE815707A (de) |
BR (1) | BR7404347D0 (de) |
CA (1) | CA1021118A (de) |
CH (1) | CH582056A5 (de) |
DE (1) | DE2426212A1 (de) |
DK (1) | DK288874A (de) |
ES (1) | ES426706A1 (de) |
FI (1) | FI162074A (de) |
FR (1) | FR2231503B1 (de) |
GB (1) | GB1425612A (de) |
IE (1) | IE39398B1 (de) |
IT (1) | IT1037060B (de) |
NL (1) | NL7406809A (de) |
NO (1) | NO140461C (de) |
SE (1) | SE402067B (de) |
ZA (1) | ZA743202B (de) |
ZM (1) | ZM8074A1 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4666393A (en) * | 1986-06-13 | 1987-05-19 | Human Industry Corporation | Apparatus for manufacturing polyurethane foam slabs in a batch |
GB2291002A (en) * | 1994-07-08 | 1996-01-17 | Hoover Universal | Apparatus and method for producing blocks of foam |
CN111745882A (zh) * | 2020-06-11 | 2020-10-09 | 溧阳市山湖实业有限公司 | 一种pu片材下移式发泡生产工艺及其生产设备 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2588151A (en) * | 1948-09-30 | 1952-03-04 | Gen Electric | Apparatus for producing uniform foam structures |
US2649620A (en) * | 1951-08-01 | 1953-08-25 | Union Carbide & Carbon Corp | Casting expanded plastics |
-
1973
- 1973-05-29 GB GB2543073A patent/GB1425612A/en not_active Expired
-
1974
- 1974-05-20 ZA ZA00743202A patent/ZA743202B/xx unknown
- 1974-05-21 ZM ZM80/74A patent/ZM8074A1/xx unknown
- 1974-05-21 NO NO741847A patent/NO140461C/no unknown
- 1974-05-21 NL NL7406809A patent/NL7406809A/xx not_active Application Discontinuation
- 1974-05-22 CA CA200,521A patent/CA1021118A/en not_active Expired
- 1974-05-27 FI FI1620/74A patent/FI162074A/fi unknown
- 1974-05-28 SE SE7407047A patent/SE402067B/xx unknown
- 1974-05-28 ES ES426706A patent/ES426706A1/es not_active Expired
- 1974-05-28 DK DK288874A patent/DK288874A/da not_active Application Discontinuation
- 1974-05-28 CH CH728474A patent/CH582056A5/xx not_active IP Right Cessation
- 1974-05-28 BR BR4347/74A patent/BR7404347D0/pt unknown
- 1974-05-29 FR FR7418609A patent/FR2231503B1/fr not_active Expired
- 1974-05-29 AR AR253971A patent/AR199346A1/es active
- 1974-05-29 IE IE1131/74A patent/IE39398B1/xx unknown
- 1974-05-29 JP JP49060670A patent/JPS5022064A/ja active Pending
- 1974-05-29 DE DE19742426212 patent/DE2426212A1/de not_active Withdrawn
- 1974-05-29 BE BE144898A patent/BE815707A/xx unknown
- 1974-06-14 IT IT7423973A patent/IT1037060B/it active
Also Published As
Publication number | Publication date |
---|---|
NO140461C (no) | 1979-09-05 |
SE402067B (sv) | 1978-06-19 |
AU6923274A (en) | 1975-11-27 |
IE39398L (en) | 1974-11-29 |
BE815707A (fr) | 1974-09-16 |
DE2426212A1 (de) | 1974-12-19 |
FI162074A (de) | 1974-11-30 |
GB1425612A (en) | 1976-02-18 |
NL7406809A (de) | 1974-12-03 |
ZA743202B (en) | 1975-05-28 |
ZM8074A1 (en) | 1974-12-20 |
JPS5022064A (de) | 1975-03-08 |
IE39398B1 (en) | 1978-09-27 |
DK288874A (de) | 1975-01-20 |
FR2231503B1 (de) | 1976-12-24 |
NO140461B (no) | 1979-05-28 |
ES426706A1 (es) | 1977-01-01 |
AR199346A1 (es) | 1974-08-23 |
CH582056A5 (de) | 1976-11-30 |
FR2231503A1 (de) | 1974-12-27 |
BR7404347D0 (pt) | 1975-01-21 |
NO741847L (no) | 1974-12-02 |
SE7407047L (de) | 1974-12-02 |
IT1037060B (it) | 1979-11-10 |
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