GB2216456B - Process and apparatus for attemperating tools for processing thermoplastic masses - Google Patents

Process and apparatus for attemperating tools for processing thermoplastic masses

Info

Publication number
GB2216456B
GB2216456B GB8905204A GB8905204A GB2216456B GB 2216456 B GB2216456 B GB 2216456B GB 8905204 A GB8905204 A GB 8905204A GB 8905204 A GB8905204 A GB 8905204A GB 2216456 B GB2216456 B GB 2216456B
Authority
GB
United Kingdom
Prior art keywords
attemperating
tools
processing thermoplastic
thermoplastic masses
masses
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
GB8905204A
Other versions
GB8905204D0 (en
GB2216456A (en
Inventor
Reinhard Zeppenfeld
Reinhold Jung
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.)
Technotrans Solutions GmbH
Original Assignee
GWK Gesellschaft Waerme Kaeltetechnik mbH
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 GWK Gesellschaft Waerme Kaeltetechnik mbH filed Critical GWK Gesellschaft Waerme Kaeltetechnik mbH
Publication of GB8905204D0 publication Critical patent/GB8905204D0/en
Publication of GB2216456A publication Critical patent/GB2216456A/en
Application granted granted Critical
Publication of GB2216456B publication Critical patent/GB2216456B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • B29C45/72—Heating or cooling
    • B29C45/73—Heating or cooling of the mould
    • B29C45/7306—Control circuits 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/007—Tempering units for temperature control of moulds or cores, e.g. comprising heat exchangers, controlled valves, temperature-controlled circuits for fluids
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/1919—Control of temperature characterised by the use of electric means characterised by the type of controller
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Health & Medical Sciences (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Temperature (AREA)
GB8905204A 1988-03-08 1989-03-07 Process and apparatus for attemperating tools for processing thermoplastic masses Expired - Lifetime GB2216456B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3807482 1988-03-08

Publications (3)

Publication Number Publication Date
GB8905204D0 GB8905204D0 (en) 1989-04-19
GB2216456A GB2216456A (en) 1989-10-11
GB2216456B true GB2216456B (en) 1992-01-08

Family

ID=6349099

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8905204A Expired - Lifetime GB2216456B (en) 1988-03-08 1989-03-07 Process and apparatus for attemperating tools for processing thermoplastic masses

Country Status (1)

Country Link
GB (1) GB2216456B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4444197C2 (en) * 1994-12-13 1999-05-12 Werner Kotzab Process for tempering an injection mold and injection mold for carrying out the process
EP0904911A1 (en) * 1997-09-30 1999-03-31 Regloplas AG Process and apparatus for regulating temperature of a load with a tempering medium
EP0953425A1 (en) * 1998-04-27 1999-11-03 Regloplas AG Method and apparatus to regulate mould temperatures
CA2778085C (en) * 2009-10-20 2018-01-16 Surface Generation Limited Zone control of tool temperature

Also Published As

Publication number Publication date
GB8905204D0 (en) 1989-04-19
GB2216456A (en) 1989-10-11

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Legal Events

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

Effective date: 19930307