GB2267248B - Loudspeaker cabinet - Google Patents

Loudspeaker cabinet

Info

Publication number
GB2267248B
GB2267248B GB9211562A GB9211562A GB2267248B GB 2267248 B GB2267248 B GB 2267248B GB 9211562 A GB9211562 A GB 9211562A GB 9211562 A GB9211562 A GB 9211562A GB 2267248 B GB2267248 B GB 2267248B
Authority
GB
United Kingdom
Prior art keywords
loudspeaker cabinet
loudspeaker
cabinet
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
GB9211562A
Other versions
GB2267248A (en
GB9211562D0 (en
Inventor
Mouldings Limited Rotational
Peter Godfrey Knowles
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 GB9211562A priority Critical patent/GB2267248B/en
Publication of GB9211562D0 publication Critical patent/GB9211562D0/en
Publication of GB2267248A publication Critical patent/GB2267248A/en
Application granted granted Critical
Publication of GB2267248B publication Critical patent/GB2267248B/en
Priority to HK6696A priority patent/HK6696A/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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/12—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements
    • B29C44/14—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements the preformed part being a lining
    • B29C44/146—Shaping the lining before foaming
    • 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
    • B29C41/22—Making multilayered or multicoloured 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
GB9211562A 1992-05-30 1992-05-30 Loudspeaker cabinet Expired - Lifetime GB2267248B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB9211562A GB2267248B (en) 1992-05-30 1992-05-30 Loudspeaker cabinet
HK6696A HK6696A (en) 1992-05-30 1996-01-11 Loudspeaker cabinet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9211562A GB2267248B (en) 1992-05-30 1992-05-30 Loudspeaker cabinet

Publications (3)

Publication Number Publication Date
GB9211562D0 GB9211562D0 (en) 1992-07-15
GB2267248A GB2267248A (en) 1993-12-01
GB2267248B true GB2267248B (en) 1995-05-31

Family

ID=10716327

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9211562A Expired - Lifetime GB2267248B (en) 1992-05-30 1992-05-30 Loudspeaker cabinet

Country Status (2)

Country Link
GB (1) GB2267248B (en)
HK (1) HK6696A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2305886A (en) * 1995-10-04 1997-04-23 Rotational Mouldings Ltd Loudspeaker cabinet formed by rotational moulding
GB9520227D0 (en) * 1995-10-04 1995-12-06 Rotational Mouldings Ltd Loudspeaker cabinet
GB2307994B (en) * 1995-12-08 2000-01-12 M A International Ltd Clock
GB2310160A (en) * 1996-01-11 1997-08-20 Columbus Plastics Ltd Loudspeaker Components
GB9619126D0 (en) * 1996-09-13 1996-10-23 Rotational Mouldings Ltd Acoustic hood
FR2758760B1 (en) * 1997-01-24 1999-03-26 Allibert Equipement ROTOMOULDING PROCESS FOR THE PRODUCTION OF A PLASTIC PART HAVING A HOLLOW OUTER WALL FILLED WITH FOAM

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1427670A (en) * 1974-03-28 1976-03-10 Rotoplas Ltd Rotational moulding
GB2245450A (en) * 1990-06-19 1992-01-02 Canon Kk Speaker for use in a sound output system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1427670A (en) * 1974-03-28 1976-03-10 Rotoplas Ltd Rotational moulding
GB2245450A (en) * 1990-06-19 1992-01-02 Canon Kk Speaker for use in a sound output system

Also Published As

Publication number Publication date
GB2267248A (en) 1993-12-01
HK6696A (en) 1996-01-19
GB9211562D0 (en) 1992-07-15

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20120529