GB1304939A - - Google Patents
Info
- Publication number
- GB1304939A GB1304939A GB1304939DA GB1304939A GB 1304939 A GB1304939 A GB 1304939A GB 1304939D A GB1304939D A GB 1304939DA GB 1304939 A GB1304939 A GB 1304939A
- Authority
- GB
- United Kingdom
- Prior art keywords
- slits
- series
- planes
- parallel
- slit
- 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
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C27/00—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas
- A47C27/14—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with foamed material inlays
- A47C27/142—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with foamed material inlays with projections, depressions or cavities
- A47C27/146—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with foamed material inlays with projections, depressions or cavities on the outside surface of the mattress or cushion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D3/00—Cutting work characterised by the nature of the cut made; Apparatus therefor
- B26D3/006—Cutting work characterised by the nature of the cut made; Apparatus therefor specially adapted for cutting blocs of plastic material
-
- 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
- B26F1/18—Perforating by slitting, i.e. forming cuts closed at their ends without removal of material
-
- 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
- B29C44/56—After-treatment of articles, e.g. for altering the shape
- B29C44/5627—After-treatment of articles, e.g. for altering the shape by mechanical deformation, e.g. crushing, embossing, stretching
- B29C44/5663—After-treatment of articles, e.g. for altering the shape by mechanical deformation, e.g. crushing, embossing, stretching by perforating the foam, e.g. to open the cells
-
- 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
- F16L59/00—Thermal insulation in general
- F16L59/02—Shape or form of insulating materials, with or without coverings integral with the insulating materials
- F16L59/028—Composition or method of fixing a thermally insulating material
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1900670 | 1970-04-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1304939A true GB1304939A (fr) | 1973-01-31 |
Family
ID=10122174
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1304939D Expired GB1304939A (fr) | 1970-04-21 | 1970-04-21 |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB1304939A (fr) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2434450A1 (fr) * | 1978-07-25 | 1980-03-21 | Weltin Optac | Dispositif d'absorption de son |
US4294240A (en) * | 1977-07-14 | 1981-10-13 | Minnesota Mining And Manufacturing Company | Perforated closed cell padding material |
EP0135771A2 (fr) * | 1983-08-26 | 1985-04-03 | Bayer Ag | Coussin dont l'intérieur en mousse et à housse perméable à l'air |
GB2264050A (en) * | 1992-02-04 | 1993-08-18 | David James Gilbert | Baby safe sleep mattress |
EP1347118A1 (fr) * | 2002-03-22 | 2003-09-24 | Gefinex Gesellschaft für Innovative Extrusionsprodukte mbh | Mousse de polyéthylène de faible rigidité |
WO2010012958A2 (fr) * | 2008-07-31 | 2010-02-04 | Sidel Participations | Masse spongieuse pour traiter des fonds de recipients thermoplastiques, et installation qui en est equipee notamment pour le refroidissement des fonds chauds de recipients sortant de moulage |
EP4000879A1 (fr) * | 2020-11-24 | 2022-05-25 | Galloplastik S.r.l. | Film de fourniture de matériaux d'emballage et son procédé de fourniture |
-
1970
- 1970-04-21 GB GB1304939D patent/GB1304939A/en not_active Expired
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4294240A (en) * | 1977-07-14 | 1981-10-13 | Minnesota Mining And Manufacturing Company | Perforated closed cell padding material |
FR2434450A1 (fr) * | 1978-07-25 | 1980-03-21 | Weltin Optac | Dispositif d'absorption de son |
EP0135771A2 (fr) * | 1983-08-26 | 1985-04-03 | Bayer Ag | Coussin dont l'intérieur en mousse et à housse perméable à l'air |
EP0135771A3 (en) * | 1983-08-26 | 1985-12-18 | Bayer Ag | Cushion with a foam rubber heart and an air permeable cover |
GB2264050A (en) * | 1992-02-04 | 1993-08-18 | David James Gilbert | Baby safe sleep mattress |
EP1347118A1 (fr) * | 2002-03-22 | 2003-09-24 | Gefinex Gesellschaft für Innovative Extrusionsprodukte mbh | Mousse de polyéthylène de faible rigidité |
WO2010012958A2 (fr) * | 2008-07-31 | 2010-02-04 | Sidel Participations | Masse spongieuse pour traiter des fonds de recipients thermoplastiques, et installation qui en est equipee notamment pour le refroidissement des fonds chauds de recipients sortant de moulage |
FR2934518A1 (fr) * | 2008-07-31 | 2010-02-05 | Sidel Participations | Masse spongieuse pour traiter des fonds de recipients thermoplastiques, et installation qui en est equipee notamment pour le refroidissement des fonds chauds de recipients sortant de moulage |
WO2010012958A3 (fr) * | 2008-07-31 | 2010-04-08 | Sidel Participations | Masse spongieuse pour traiter des fonds de recipients thermoplastiques, installation et utilisation de cette masse |
EP4000879A1 (fr) * | 2020-11-24 | 2022-05-25 | Galloplastik S.r.l. | Film de fourniture de matériaux d'emballage et son procédé de fourniture |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
435 | Patent endorsed 'licences of right' on the date specified (sect. 35/1949) | ||
PCNP | Patent ceased through non-payment of renewal fee |