GB824997A - Improvements in hollow moulded articles - Google Patents

Improvements in hollow moulded articles

Info

Publication number
GB824997A
GB824997A GB1248557A GB1248557A GB824997A GB 824997 A GB824997 A GB 824997A GB 1248557 A GB1248557 A GB 1248557A GB 1248557 A GB1248557 A GB 1248557A GB 824997 A GB824997 A GB 824997A
Authority
GB
United Kingdom
Prior art keywords
moulded articles
hollow moulded
april
hollow
moulding
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
GB1248557A
Inventor
John Prior
Clifford Butterworth
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.)
JOHN PRIOR ENGINEERING Ltd
Original Assignee
JOHN PRIOR ENGINEERING Ltd
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 JOHN PRIOR ENGINEERING Ltd filed Critical JOHN PRIOR ENGINEERING Ltd
Priority to GB1248557A priority Critical patent/GB824997A/en
Publication of GB824997A publication Critical patent/GB824997A/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
    • 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
    • B29D35/124—Heels
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B21/00—Heels; Top-pieces or top-lifts
    • 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
    • B29C33/52—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 soluble or fusible

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

824,997. Moulding hollow articles. PRIOR ENGINEERING Ltd., J., and PRIOR, J. April 16, 1958 [April 17, 1957], No. 12485/57. Addition to 817,270. Class 87(2). [Also in Group VII] In a method of moulding a hollow article as in the parent Specification, after removal of the core, a shoe heel is filled with foamed polystyrene or polyurethane a<SP>3</SP>.
GB1248557A 1957-04-17 1957-04-17 Improvements in hollow moulded articles Expired GB824997A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1248557A GB824997A (en) 1957-04-17 1957-04-17 Improvements in hollow moulded articles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1248557A GB824997A (en) 1957-04-17 1957-04-17 Improvements in hollow moulded articles

Publications (1)

Publication Number Publication Date
GB824997A true GB824997A (en) 1959-12-09

Family

ID=10005479

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1248557A Expired GB824997A (en) 1957-04-17 1957-04-17 Improvements in hollow moulded articles

Country Status (1)

Country Link
GB (1) GB824997A (en)

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