GB9906666D0 - Diaphragm actuator - Google Patents

Diaphragm actuator

Info

Publication number
GB9906666D0
GB9906666D0 GB9906666A GB9906666A GB9906666D0 GB 9906666 D0 GB9906666 D0 GB 9906666D0 GB 9906666 A GB9906666 A GB 9906666A GB 9906666 A GB9906666 A GB 9906666A GB 9906666 D0 GB9906666 D0 GB 9906666D0
Authority
GB
United Kingdom
Prior art keywords
diaphragm actuator
diaphragm
actuator
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.)
Withdrawn
Application number
GB9906666A
Other versions
GB2348336A (en
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.)
FORM EDWIN W
Original Assignee
FORM EDWIN W
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 FORM EDWIN W filed Critical FORM EDWIN W
Priority to GB9906666A priority Critical patent/GB2348336A/en
Publication of GB9906666D0 publication Critical patent/GB9906666D0/en
Publication of GB2348336A publication Critical patent/GB2348336A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K7/00—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves
    • F16K7/12—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/16—Mounting or tensioning of diaphragms or cones
    • H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
    • H04R7/20—Securing diaphragm or cone resiliently to support by flexible material, springs, cords, or strands
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2307/00—Details of diaphragms or cones for electromechanical transducers, their suspension or their manufacture covered by H04R7/00 or H04R31/003, not provided for in any of its subgroups
    • H04R2307/207—Shape aspects of the outer suspension of loudspeaker diaphragms
GB9906666A 1999-03-24 1999-03-24 A suspension for diaphragm actuators Withdrawn GB2348336A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9906666A GB2348336A (en) 1999-03-24 1999-03-24 A suspension for diaphragm actuators

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9906666A GB2348336A (en) 1999-03-24 1999-03-24 A suspension for diaphragm actuators

Publications (2)

Publication Number Publication Date
GB9906666D0 true GB9906666D0 (en) 1999-05-19
GB2348336A GB2348336A (en) 2000-09-27

Family

ID=10850189

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9906666A Withdrawn GB2348336A (en) 1999-03-24 1999-03-24 A suspension for diaphragm actuators

Country Status (1)

Country Link
GB (1) GB2348336A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2374753B (en) * 2001-01-29 2004-12-22 Goodmans Loudspeakers Ltd Loudspeaker suspension
US6851513B2 (en) * 2001-03-27 2005-02-08 Harvard International Industries, Incorporated Tangential stress reduction system in a loudspeaker suspension
EP1413170A2 (en) 2001-07-19 2004-04-28 Koninklijke Philips Electronics N.V. Electroacoustic transducer comprising a membrane with an improved pleats area
RU2290771C2 (en) 2002-10-25 2006-12-27 Мацусита Электрик Индастриал Ко., Лтд. Suspension
EP1703768A4 (en) * 2004-03-31 2009-11-11 Panasonic Corp Speaker, module using the same, electronic equipment and device, and speaker producing method
GB2471884A (en) * 2009-07-17 2011-01-19 Gp Acoustics Loudspeaker driver surround with at least one stiffening tab
US8442259B2 (en) * 2010-06-04 2013-05-14 Beats Electronics, Llc System for vibration confinement
CN206596210U (en) * 2016-12-05 2017-10-27 歌尔丹拿音响有限公司 A kind of loudspeaker
CN109788408B (en) * 2017-11-10 2023-08-22 惠州迪芬尼声学科技股份有限公司 Hanging edge structure of loudspeaker

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1732351A (en) * 1926-03-31 1929-10-22 George F Borkman Balanced resiliency multiple-action one-piece diaphragm
GB347852A (en) * 1930-04-08 1931-05-07 Limit Engineering Company Ltd Improvements in or relating to diaphragms for gramophone sound-boxes
GB393313A (en) * 1931-12-02 1933-06-02 Alexander Isidore Abrahams Improvements in or connected with diaphragms or the like for sound reproducers
GB726780A (en) * 1952-01-19 1955-03-23 Cole E K Ltd Improvements in or relating to sound producing diaphragms
JPS5567297A (en) * 1978-11-14 1980-05-21 Lansing Sound Suspending device for acoustic diaphragm
EP0823828B1 (en) * 1992-02-21 2002-07-17 Matsushita Electric Industrial Co., Ltd. Speaker system
JP2692040B2 (en) * 1995-08-29 1997-12-17 フオスター電機株式会社 Small electroacoustic transducer

Also Published As

Publication number Publication date
GB2348336A (en) 2000-09-27

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)