GB1530163A - Apparatus for bursting the closed cells of elastic foam pieces - Google Patents

Apparatus for bursting the closed cells of elastic foam pieces

Info

Publication number
GB1530163A
GB1530163A GB45235/75A GB4523575A GB1530163A GB 1530163 A GB1530163 A GB 1530163A GB 45235/75 A GB45235/75 A GB 45235/75A GB 4523575 A GB4523575 A GB 4523575A GB 1530163 A GB1530163 A GB 1530163A
Authority
GB
United Kingdom
Prior art keywords
closed cells
bursting
foam
foam pieces
elastic foam
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
Application number
GB45235/75A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer AG
Hennecke GmbH
Original Assignee
Bayer AG
Hennecke GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Bayer AG, Hennecke GmbH filed Critical Bayer AG
Publication of GB1530163A publication Critical patent/GB1530163A/en
Expired legal-status Critical Current

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
    • B29C44/56—After-treatment of articles, e.g. for altering the shape

Landscapes

  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
GB45235/75A 1974-12-21 1975-10-31 Apparatus for bursting the closed cells of elastic foam pieces Expired GB1530163A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742460910 DE2460910B2 (de) 1974-12-21 1974-12-21 Vorrichtung zum aufbrechen der geschlossenen zellen von weichschaumstoffteilen

Publications (1)

Publication Number Publication Date
GB1530163A true GB1530163A (en) 1978-10-25

Family

ID=5934297

Family Applications (1)

Application Number Title Priority Date Filing Date
GB45235/75A Expired GB1530163A (en) 1974-12-21 1975-10-31 Apparatus for bursting the closed cells of elastic foam pieces

Country Status (6)

Country Link
JP (1) JPS5189569A (enrdf_load_stackoverflow)
BE (1) BE836862A (enrdf_load_stackoverflow)
DE (1) DE2460910B2 (enrdf_load_stackoverflow)
ES (1) ES443693A1 (enrdf_load_stackoverflow)
FR (1) FR2294827A1 (enrdf_load_stackoverflow)
GB (1) GB1530163A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2339199A (en) * 1998-06-08 2000-01-19 Ikeda Bussan Co Crushing apparatus for sucking air out of pad material
GB2401108A (en) * 2003-05-02 2004-11-03 Sun Own Ind Co Ltd Vacuum cell bursting method
CN115666904A (zh) * 2020-06-03 2023-01-31 萨库公司 具有压力辅助流体提取的喷射材料打印机

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2428519A1 (fr) * 1978-06-13 1980-01-11 Ameublement Ind Et Tech Bouchon pour trou de coulee de matiere expansee dans un moule
JPS5731976A (en) * 1980-08-05 1982-02-20 Nhk Spring Co Ltd Production of polyurethane form sealing material
US4579700A (en) * 1983-11-07 1986-04-01 Union Carbide Corporation Novel process for making flexible polyurethane cellular products including a novel cell opening technique
ATA129392A (de) * 1992-06-25 1999-02-15 Greiner & Soehne C A Schaumstoffplatte, insbesondere formteil aus einer oder mehreren schaumstoffplatten
EP1012127B1 (de) * 1997-08-22 2003-02-12 Deutsches Zentrum für Luft- und Raumfahrt e.V. Von fluiden durchströmbarer, poröser körper mit diesen durchziehenden kanälen und verfahren zum herstellen des körpers

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3239585A (en) * 1962-05-11 1966-03-08 Dow Chemical Co Shock treatment of plastic foams
DE2118739A1 (de) * 1971-04-17 1973-03-15 Tech Akustik Gmbh & Co Verfahren und vorrichtung zum oeffnen von in weichschaumformkoerpern vorliegenden geschlossenen zellen

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2339199A (en) * 1998-06-08 2000-01-19 Ikeda Bussan Co Crushing apparatus for sucking air out of pad material
GB2339199B (en) * 1998-06-08 2000-08-09 Ikeda Bussan Co Apparatus for bursting closed cells in pad material
US6276921B1 (en) 1998-06-08 2001-08-21 Ikeda Bussan Co., Ltd. Crushing apparatus for pad material
GB2401108A (en) * 2003-05-02 2004-11-03 Sun Own Ind Co Ltd Vacuum cell bursting method
CN115666904A (zh) * 2020-06-03 2023-01-31 萨库公司 具有压力辅助流体提取的喷射材料打印机

Also Published As

Publication number Publication date
FR2294827B1 (enrdf_load_stackoverflow) 1980-08-29
JPS5189569A (enrdf_load_stackoverflow) 1976-08-05
DE2460910A1 (de) 1976-07-01
DE2460910B2 (de) 1977-07-21
BE836862A (fr) 1976-06-21
FR2294827A1 (fr) 1976-07-16
ES443693A1 (es) 1977-05-01

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee