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AU560504B2 - Method of forming a diaphragm - Google Patents
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AU560504B2 - Method of forming a diaphragm - Google Patents

Method of forming a diaphragm

Info

Publication number
AU560504B2
AU560504B2 AU23945/84A AU2394584A AU560504B2 AU 560504 B2 AU560504 B2 AU 560504B2 AU 23945/84 A AU23945/84 A AU 23945/84A AU 2394584 A AU2394584 A AU 2394584A AU 560504 B2 AU560504 B2 AU 560504B2
Authority
AU
Australia
Prior art keywords
diaphragm
forming
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.)
Ceased
Application number
AU23945/84A
Other versions
AU2394584A (en
Inventor
Trevor Burton
Frank Taylor
Trevor George Young
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.)
STC PLC
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Publication of AU2394584A publication Critical patent/AU2394584A/en
Application granted granted Critical
Publication of AU560504B2 publication Critical patent/AU560504B2/en
Anticipated expiration legal-status Critical
Ceased 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
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/26—Component parts, details or accessories; Auxiliary operations
    • B29C51/266—Auxiliary operations after the thermoforming operation
    • B29C51/268—Cutting, rearranging and joining the cut parts
    • 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
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/10—Forming by pressure difference, e.g. vacuum
    • 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
    • B29L2031/3418—Loud speakers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
AU23945/84A 1983-02-04 1984-02-01 Method of forming a diaphragm Ceased AU560504B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8303173 1983-02-04
GB08303173A GB2134838B (en) 1983-02-04 1983-02-04 Diaphragm forming

Publications (2)

Publication Number Publication Date
AU2394584A AU2394584A (en) 1984-08-09
AU560504B2 true AU560504B2 (en) 1987-04-09

Family

ID=10537503

Family Applications (1)

Application Number Title Priority Date Filing Date
AU23945/84A Ceased AU560504B2 (en) 1983-02-04 1984-02-01 Method of forming a diaphragm

Country Status (6)

Country Link
AU (1) AU560504B2 (en)
GB (1) GB2134838B (en)
HK (1) HK76287A (en)
IE (1) IE55418B1 (en)
NZ (1) NZ206900A (en)
SG (1) SG40187G (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2145300B (en) * 1983-08-16 1987-05-07 Standard Telephones Cables Ltd Electroacoustic transducer
US5236658A (en) * 1988-08-18 1993-08-17 Norford Industries Pty. Ltd. Process and apparatus for heat forming of materials
US5169569A (en) * 1991-08-05 1992-12-08 Richard Ingram Method of making a one-piece intraocular lens
FI91225C (en) * 1992-10-30 1994-06-10 Tikka System Oy Method and apparatus for coating sheet-like pieces with plastic film
US5607536A (en) * 1992-10-30 1997-03-04 Tikka-System Oy Method and apparatus for coating objects with a plastic film
AUPN897996A0 (en) * 1996-03-27 1996-04-26 Norford Industries Pty Limited Method for heat forming solid surface veneer

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB969557A (en) * 1962-04-19 1964-09-09 Shelley M L & Partners Ltd An improved packaging method
FR2369073A1 (en) * 1976-10-26 1978-05-26 Faure Bertrand Ind PROCESS

Also Published As

Publication number Publication date
HK76287A (en) 1987-10-23
NZ206900A (en) 1987-11-27
SG40187G (en) 1987-07-24
GB2134838A (en) 1984-08-22
GB8303173D0 (en) 1983-03-09
IE55418B1 (en) 1990-09-12
IE840164L (en) 1984-08-04
GB2134838B (en) 1986-04-30
AU2394584A (en) 1984-08-09

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