JPH0212739B2 - - Google Patents

Info

Publication number
JPH0212739B2
JPH0212739B2 JP60131986A JP13198685A JPH0212739B2 JP H0212739 B2 JPH0212739 B2 JP H0212739B2 JP 60131986 A JP60131986 A JP 60131986A JP 13198685 A JP13198685 A JP 13198685A JP H0212739 B2 JPH0212739 B2 JP H0212739B2
Authority
JP
Japan
Prior art keywords
die
forming
claw
discharge hole
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 - Lifetime
Application number
JP60131986A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61291118A (ja
Inventor
Takashi Noguchi
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.)
Seisan Nipponsha KK
Original Assignee
Seisan Nipponsha KK
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 Seisan Nipponsha KK filed Critical Seisan Nipponsha KK
Priority to JP60131986A priority Critical patent/JPS61291118A/ja
Publication of JPS61291118A publication Critical patent/JPS61291118A/ja
Publication of JPH0212739B2 publication Critical patent/JPH0212739B2/ja
Granted legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/30Extrusion nozzles or dies
    • B29C48/32Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/33Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles with parts rotatable relative to each other
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion 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
    • B29C48/09Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00Tubular articles
    • B29L2023/003Tubular articles having irregular or rough surfaces

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP60131986A 1985-06-19 1985-06-19 咬合具付円筒フイルムの製造装置 Granted JPS61291118A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60131986A JPS61291118A (ja) 1985-06-19 1985-06-19 咬合具付円筒フイルムの製造装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60131986A JPS61291118A (ja) 1985-06-19 1985-06-19 咬合具付円筒フイルムの製造装置

Publications (2)

Publication Number Publication Date
JPS61291118A JPS61291118A (ja) 1986-12-20
JPH0212739B2 true JPH0212739B2 (enrdf_load_html_response) 1990-03-26

Family

ID=15070882

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60131986A Granted JPS61291118A (ja) 1985-06-19 1985-06-19 咬合具付円筒フイルムの製造装置

Country Status (1)

Country Link
JP (1) JPS61291118A (enrdf_load_html_response)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111623187B (zh) * 2020-07-01 2021-08-17 禹州市洁通塑胶有限公司 建筑排水立管、其成型模具及其成型方法

Also Published As

Publication number Publication date
JPS61291118A (ja) 1986-12-20

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees