GB1226672A - - Google Patents

Info

Publication number
GB1226672A
GB1226672A GB2957668A GB1226672DA GB1226672A GB 1226672 A GB1226672 A GB 1226672A GB 2957668 A GB2957668 A GB 2957668A GB 1226672D A GB1226672D A GB 1226672DA GB 1226672 A GB1226672 A GB 1226672A
Authority
GB
United Kingdom
Prior art keywords
piston
chamber
june
controlled
ram
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
GB2957668A
Other languages
English (en)
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 filed Critical
Publication of GB1226672A publication Critical patent/GB1226672A/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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/325—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles being adjustable, i.e. having adjustable exit sections
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
GB2957668A 1968-06-20 1968-06-20 Expired GB1226672A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2957668 1968-06-20

Publications (1)

Publication Number Publication Date
GB1226672A true GB1226672A (enrdf_load_stackoverflow) 1971-03-31

Family

ID=10293709

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2957668A Expired GB1226672A (enrdf_load_stackoverflow) 1968-06-20 1968-06-20

Country Status (1)

Country Link
GB (1) GB1226672A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2172541A (en) * 1985-03-22 1986-09-24 Lyons Maid Limited Extruding discrete foodstuff pieces
WO2021158826A1 (en) * 2020-02-07 2021-08-12 Carefusion 303, Inc. Continuous tubing with alternating compositions for medical devices

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2172541A (en) * 1985-03-22 1986-09-24 Lyons Maid Limited Extruding discrete foodstuff pieces
GB2172541B (en) * 1985-03-22 1989-06-28 Lyons Maid Limited Food processing apparatus
WO2021158826A1 (en) * 2020-02-07 2021-08-12 Carefusion 303, Inc. Continuous tubing with alternating compositions for medical devices
US11738187B2 (en) 2020-02-07 2023-08-29 Carefusion 303, Inc. Continuous tubing with alternating compositions for medical devices

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees