FR2162413A1 - Pneumatic ejection of mouldings - esp shoe soles of expanded pvc susceptible to damage - Google Patents

Pneumatic ejection of mouldings - esp shoe soles of expanded pvc susceptible to damage

Info

Publication number
FR2162413A1
FR2162413A1 FR7243021A FR7243021A FR2162413A1 FR 2162413 A1 FR2162413 A1 FR 2162413A1 FR 7243021 A FR7243021 A FR 7243021A FR 7243021 A FR7243021 A FR 7243021A FR 2162413 A1 FR2162413 A1 FR 2162413A1
Authority
FR
France
Prior art keywords
mouldings
esp
shoe soles
pneumatic ejection
pneumatic
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.)
Granted
Application number
FR7243021A
Other languages
English (en)
French (fr)
Other versions
FR2162413B1 (enExample
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7243021A priority Critical patent/FR2162413A1/fr
Publication of FR2162413A1 publication Critical patent/FR2162413A1/fr
Application granted granted Critical
Publication of FR2162413B1 publication Critical patent/FR2162413B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D35/00—Producing footwear
    • B29D35/12—Producing parts thereof, e.g. soles, heels, uppers, by a moulding technique
    • B29D35/128—Moulds or 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
    • B29C33/46—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 using fluid pressure
    • 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
    • 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
    • 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
    • B29L2031/00—Other particular articles
    • B29L2031/48—Wearing apparel
    • B29L2031/50—Footwear, e.g. shoes or parts thereof
    • B29L2031/504—Soles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Manufacturing & Machinery (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
FR7243021A 1972-12-04 1972-12-04 Pneumatic ejection of mouldings - esp shoe soles of expanded pvc susceptible to damage Granted FR2162413A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7243021A FR2162413A1 (en) 1972-12-04 1972-12-04 Pneumatic ejection of mouldings - esp shoe soles of expanded pvc susceptible to damage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7243021A FR2162413A1 (en) 1972-12-04 1972-12-04 Pneumatic ejection of mouldings - esp shoe soles of expanded pvc susceptible to damage

Publications (2)

Publication Number Publication Date
FR2162413A1 true FR2162413A1 (en) 1973-07-20
FR2162413B1 FR2162413B1 (enExample) 1975-03-28

Family

ID=9108144

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7243021A Granted FR2162413A1 (en) 1972-12-04 1972-12-04 Pneumatic ejection of mouldings - esp shoe soles of expanded pvc susceptible to damage

Country Status (1)

Country Link
FR (1) FR2162413A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103909224A (zh) * 2013-01-09 2014-07-09 广西玉柴机器股份有限公司 消失模脱模装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1139182A (fr) * 1955-12-30 1957-06-26 N Clerc Fils De Procédé de moulage de matières plastiques
FR1312559A (fr) * 1961-11-08 1962-12-21 Procédé de moulage pour semelle de chaussure
FR1503212A (fr) * 1965-12-03 1967-11-24 Columbian Carbon Procédé et appareil de moulage d'objets en matières plastiques

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1139182A (fr) * 1955-12-30 1957-06-26 N Clerc Fils De Procédé de moulage de matières plastiques
FR1312559A (fr) * 1961-11-08 1962-12-21 Procédé de moulage pour semelle de chaussure
FR1503212A (fr) * 1965-12-03 1967-11-24 Columbian Carbon Procédé et appareil de moulage d'objets en matières plastiques

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103909224A (zh) * 2013-01-09 2014-07-09 广西玉柴机器股份有限公司 消失模脱模装置

Also Published As

Publication number Publication date
FR2162413B1 (enExample) 1975-03-28

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Legal Events

Date Code Title Description
ST Notification of lapse