GB773971A - Process for moulding so-called "plastic" materials - Google Patents

Process for moulding so-called "plastic" materials

Info

Publication number
GB773971A
GB773971A GB1763951A GB1763951A GB773971A GB 773971 A GB773971 A GB 773971A GB 1763951 A GB1763951 A GB 1763951A GB 1763951 A GB1763951 A GB 1763951A GB 773971 A GB773971 A GB 773971A
Authority
GB
United Kingdom
Prior art keywords
moulding
plastic
called
materials
moulded
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
GB1763951A
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 GB1763951A priority Critical patent/GB773971A/en
Publication of GB773971A publication Critical patent/GB773971A/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
    • B29D23/00—Producing tubular articles
    • B29D23/001—Pipes; Pipe joints
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/04—Tracheal tubes
    • A61M16/0465—Tracheostomy tubes; Devices for performing a tracheostomy; Accessories therefor, e.g. masks, filters
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M25/00—Catheters; Hollow probes
    • A61M25/0009—Making of catheters or other medical or surgical tubes
    • 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
    • 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
    • B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
    • B29C39/02—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles
    • B29C39/028—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles having an axis of symmetry
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/04—Tracheal tubes
    • A61M16/0488—Mouthpieces; Means for guiding, securing or introducing the tubes
    • A61M16/0497—Tube stabilizer

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Pulmonology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • Emergency Medicine (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

A tracheotomy tube (see Group VI) is moulded from a thermoplastic material, e.g. polymethyl methacrylate, by means of a fusible alloy, e.g. tin-antimony-bismuth, core. According to the Provisional Specification the material used may be methyl acrylate resin.
GB1763951A 1951-07-25 1951-07-25 Process for moulding so-called "plastic" materials Expired GB773971A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1763951A GB773971A (en) 1951-07-25 1951-07-25 Process for moulding so-called "plastic" materials

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1763951A GB773971A (en) 1951-07-25 1951-07-25 Process for moulding so-called "plastic" materials

Publications (1)

Publication Number Publication Date
GB773971A true GB773971A (en) 1957-05-01

Family

ID=10098644

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1763951A Expired GB773971A (en) 1951-07-25 1951-07-25 Process for moulding so-called "plastic" materials

Country Status (1)

Country Link
GB (1) GB773971A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2427188A1 (en) * 1978-05-31 1979-12-28 Nitto Electric Ind Co PROCESS FOR PRODUCING A MOLDED PLASTIC ARTICLE CONTAINING A HOLLOW PORTION OF COMPLICATED SHAPE
US4440392A (en) * 1978-03-07 1984-04-03 Dunlop Limited One piece molded games racket
US4952357A (en) * 1988-08-08 1990-08-28 Scimed Life Systems, Inc. Method of making a polyimide balloon catheter
US5087394A (en) * 1989-11-09 1992-02-11 Scimed Life Systems, Inc. Method for forming an inflatable balloon for use in a catheter
US5207700A (en) * 1988-08-08 1993-05-04 Scimed Life Systems, Inc. Polyimide balloon catheter and method of forming a balloon therefor
US5499980A (en) * 1988-08-08 1996-03-19 Scimed Life Systems, Inc. Polyimide balloon catheter and method of making same
WO2005007375A2 (en) * 2003-07-18 2005-01-27 Boston Scientific Limited Medical devices and processes for preparing same

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4440392A (en) * 1978-03-07 1984-04-03 Dunlop Limited One piece molded games racket
FR2427188A1 (en) * 1978-05-31 1979-12-28 Nitto Electric Ind Co PROCESS FOR PRODUCING A MOLDED PLASTIC ARTICLE CONTAINING A HOLLOW PORTION OF COMPLICATED SHAPE
US4952357A (en) * 1988-08-08 1990-08-28 Scimed Life Systems, Inc. Method of making a polyimide balloon catheter
US5207700A (en) * 1988-08-08 1993-05-04 Scimed Life Systems, Inc. Polyimide balloon catheter and method of forming a balloon therefor
US5499980A (en) * 1988-08-08 1996-03-19 Scimed Life Systems, Inc. Polyimide balloon catheter and method of making same
US5087394A (en) * 1989-11-09 1992-02-11 Scimed Life Systems, Inc. Method for forming an inflatable balloon for use in a catheter
WO2005007375A2 (en) * 2003-07-18 2005-01-27 Boston Scientific Limited Medical devices and processes for preparing same
WO2005007375A3 (en) * 2003-07-18 2005-06-02 Scimed Life Systems Inc Medical devices and processes for preparing same
US8025637B2 (en) 2003-07-18 2011-09-27 Boston Scientific Scimed, Inc. Medical balloons and processes for preparing same

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