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GB2229669B - Moulded objects - Google Patents

Moulded objects

Info

Publication number
GB2229669B
GB2229669B GB9006799A GB9006799A GB2229669B GB 2229669 B GB2229669 B GB 2229669B GB 9006799 A GB9006799 A GB 9006799A GB 9006799 A GB9006799 A GB 9006799A GB 2229669 B GB2229669 B GB 2229669B
Authority
GB
United Kingdom
Prior art keywords
moulded objects
moulded
objects
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 - Fee Related
Application number
GB9006799A
Other versions
GB2229669A (en
GB9006799D0 (en
Inventor
Ian Stanley White
Graham Bank
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.)
CELESTION INT Ltd
Original Assignee
CELESTION INT 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 CELESTION INT Ltd filed Critical CELESTION INT Ltd
Publication of GB9006799D0 publication Critical patent/GB9006799D0/en
Publication of GB2229669A publication Critical patent/GB2229669A/en
Application granted granted Critical
Publication of GB2229669B publication Critical patent/GB2229669B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
    • B29C41/02—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of definite length, i.e. discrete articles
    • B29C41/04—Rotational or centrifugal casting, i.e. coating the inside of a mould by rotating the mould
    • 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
    • B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
    • B29C41/34—Component parts, details or accessories; Auxiliary operations
    • B29C41/38—Moulds, cores or other substrates
    • B29C41/386—Moulds, cores or other substrates for undercut articles
    • 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
    • B29D22/00—Producing hollow articles
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H04R1/021—Casings; Cabinets ; Supports therefor; Mountings therein incorporating only one transducer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
    • B29L2031/345—Accessories for radios, record players or the like

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
GB9006799A 1989-03-30 1990-03-27 Moulded objects Expired - Fee Related GB2229669B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898907146A GB8907146D0 (en) 1989-03-30 1989-03-30 Moulded objects

Publications (3)

Publication Number Publication Date
GB9006799D0 GB9006799D0 (en) 1990-05-23
GB2229669A GB2229669A (en) 1990-10-03
GB2229669B true GB2229669B (en) 1993-04-21

Family

ID=10654163

Family Applications (2)

Application Number Title Priority Date Filing Date
GB898907146A Pending GB8907146D0 (en) 1989-03-30 1989-03-30 Moulded objects
GB9006799A Expired - Fee Related GB2229669B (en) 1989-03-30 1990-03-27 Moulded objects

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB898907146A Pending GB8907146D0 (en) 1989-03-30 1989-03-30 Moulded objects

Country Status (2)

Country Link
GB (2) GB8907146D0 (en)
HK (1) HK104293A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2303329A (en) * 1995-07-19 1997-02-19 Ventilatoren Sirocco Howden Bv Fan blade manufacture by rotational moulding and a radial fan hub

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB267003A (en) * 1925-12-01 1927-03-01 Clifford Ralph Nichols Improvements in a method of and apparatus for centrifugally casting hollow bodies orpipes composed of reinforced plastic or cementitious material
GB1066864A (en) * 1964-01-13 1967-04-26 Kidde Walter Co Ltd Improvements in or relating to pressure vessels
GB1104659A (en) * 1965-09-13 1968-02-28 Ici Ltd Manufacture of cellular reinforced articles
GB1115639A (en) * 1964-11-03 1968-05-29 Vaessen Schoemaker Holding Bv Moulding process and moulded articles
GB1200827A (en) * 1967-10-02 1970-08-05 Furukawa Electric Co Ltd A method of producing thick thermoplastic foamed shaped articles
GB1333567A (en) * 1969-12-27 1973-10-10 Mitsubishi Petrochemical Co Production of reinforced synthetic resin pipes
WO1981002994A1 (en) * 1980-04-18 1981-10-29 Masternet Ltd Moulding process for plastics
GB2193464A (en) * 1986-07-22 1988-02-10 Rom Plastics Limited A mould for use in rotational moulding

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB267003A (en) * 1925-12-01 1927-03-01 Clifford Ralph Nichols Improvements in a method of and apparatus for centrifugally casting hollow bodies orpipes composed of reinforced plastic or cementitious material
GB1066864A (en) * 1964-01-13 1967-04-26 Kidde Walter Co Ltd Improvements in or relating to pressure vessels
GB1115639A (en) * 1964-11-03 1968-05-29 Vaessen Schoemaker Holding Bv Moulding process and moulded articles
GB1104659A (en) * 1965-09-13 1968-02-28 Ici Ltd Manufacture of cellular reinforced articles
GB1200827A (en) * 1967-10-02 1970-08-05 Furukawa Electric Co Ltd A method of producing thick thermoplastic foamed shaped articles
GB1333567A (en) * 1969-12-27 1973-10-10 Mitsubishi Petrochemical Co Production of reinforced synthetic resin pipes
WO1981002994A1 (en) * 1980-04-18 1981-10-29 Masternet Ltd Moulding process for plastics
GB2193464A (en) * 1986-07-22 1988-02-10 Rom Plastics Limited A mould for use in rotational moulding

Also Published As

Publication number Publication date
HK104293A (en) 1993-10-15
GB8907146D0 (en) 1989-05-10
GB2229669A (en) 1990-10-03
GB9006799D0 (en) 1990-05-23

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Legal Events

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

Effective date: 20010327