CA922074A - Forming complexity configured hollow articles using shrinkable cores - Google Patents
Forming complexity configured hollow articles using shrinkable coresInfo
- Publication number
- CA922074A CA922074A CA104157A CA104157A CA922074A CA 922074 A CA922074 A CA 922074A CA 104157 A CA104157 A CA 104157A CA 104157 A CA104157 A CA 104157A CA 922074 A CA922074 A CA 922074A
- Authority
- CA
- Canada
- Prior art keywords
- hollow articles
- configured hollow
- forming complexity
- shrinkable
- cores
- 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
- B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
-
- 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
- B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
- B29C33/48—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling
- B29C33/50—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling elastic or flexible
- B29C33/505—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling elastic or flexible cores or mandrels, e.g. inflatable
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L41/00—Branching pipes; Joining pipes to walls
- F16L41/02—Branch units, e.g. made in one piece, welded, riveted
- F16L41/021—T- or cross-pieces
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Moulding By Coating Moulds (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US789470A | 1970-02-02 | 1970-02-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA922074A true CA922074A (en) | 1973-03-06 |
Family
ID=21728683
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA104157A Expired CA922074A (en) | 1970-02-02 | 1971-02-01 | Forming complexity configured hollow articles using shrinkable cores |
Country Status (7)
Country | Link |
---|---|
AT (1) | AT328723B (en) |
BE (1) | BE762102A (en) |
CA (1) | CA922074A (en) |
CH (1) | CH520556A (en) |
DE (1) | DE2105891C3 (en) |
FR (1) | FR2079170B1 (en) |
GB (1) | GB1340110A (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2334645C3 (en) * | 1973-07-07 | 1983-04-07 | M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8000 München | Process for the production of a beam from a fiber composite profile |
DE3428282C1 (en) * | 1984-08-01 | 1986-01-16 | Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5300 Bonn | Removable core for the production of tubular structures made of fiber composite materials |
GB2237282A (en) * | 1989-10-25 | 1991-05-01 | Dow Corning Sa | Moulding elastomers using heat-destructible polystyrene core |
FR2657043B1 (en) * | 1990-01-17 | 1994-04-29 | Ateca Rdm | HOLLOW SPHERULES OF SYNTHETIC MATERIALS, PROCESS FOR THEIR MANUFACTURE, AND APPLICATION. |
GB9100869D0 (en) * | 1991-01-15 | 1991-02-27 | Parsons Frederick J | Wye piece junction for pipelines |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL79177C (en) * | 1900-01-01 | |||
GB1222041A (en) * | 1968-03-19 | 1971-02-10 | Johns Manville | Improvements relating to pipe fittings |
-
1971
- 1971-01-27 BE BE762102A patent/BE762102A/en unknown
- 1971-02-01 CA CA104157A patent/CA922074A/en not_active Expired
- 1971-02-01 FR FR7103241A patent/FR2079170B1/fr not_active Expired
- 1971-02-02 CH CH149571A patent/CH520556A/en not_active IP Right Cessation
- 1971-02-02 DE DE2105891A patent/DE2105891C3/en not_active Expired
- 1971-02-02 AT AT88071*#A patent/AT328723B/en not_active IP Right Cessation
- 1971-04-19 GB GB2122271A patent/GB1340110A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ATA88071A (en) | 1975-06-15 |
FR2079170B1 (en) | 1975-01-17 |
CH520556A (en) | 1972-03-31 |
BE762102A (en) | 1971-07-27 |
DE2105891B2 (en) | 1980-05-22 |
AT328723B (en) | 1976-04-12 |
DE2105891A1 (en) | 1971-08-12 |
DE2105891C3 (en) | 1981-01-29 |
FR2079170A1 (en) | 1971-11-12 |
GB1340110A (en) | 1973-12-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA940847A (en) | Pallet | |
CA922074A (en) | Forming complexity configured hollow articles using shrinkable cores | |
AU3296671A (en) | Benzodiazepine derivatives | |
CA1030404A (en) | Hollow structural members | |
CA841261A (en) | Hollow tubes | |
CA835913A (en) | Soap with core | |
CA985847A (en) | High strength polystyrene | |
AU3099471A (en) | Benzodiazepine derivatives | |
CA952699A (en) | Chucks | |
AU2498671A (en) | Pallet | |
AU3449571A (en) | Benzodiazepine derivatives | |
AU3482971A (en) | Method for making hollow articles | |
CA928501A (en) | Push toy | |
CA931717A (en) | Preform inserting means | |
AU442802B2 (en) | Shrinkable forming cores forthe manufacture of articles having hollow interiors of complex configuration | |
CA849418A (en) | Hollow bodies | |
AU3715371A (en) | Benzodiazepine derivatives | |
AU3286971A (en) | Benzodiazepine derivatives | |
AU439737B2 (en) | Chucks | |
CA931340A (en) | Chucks | |
AU2935671A (en) | Core trays | |
CA937179A (en) | Tubular products | |
AU2475671A (en) | Shrinkable forming cores forthe manufacture of articles having hollow interiors of complex configuration | |
AU448959B2 (en) | Novel benzodiazepine derivatives | |
CA856606A (en) | Coloring set |