GB2431542B - Anchor structure for a fire-proof steel frame of a ceiling speaker - Google Patents

Anchor structure for a fire-proof steel frame of a ceiling speaker

Info

Publication number
GB2431542B
GB2431542B GB0521162A GB0521162A GB2431542B GB 2431542 B GB2431542 B GB 2431542B GB 0521162 A GB0521162 A GB 0521162A GB 0521162 A GB0521162 A GB 0521162A GB 2431542 B GB2431542 B GB 2431542B
Authority
GB
United Kingdom
Prior art keywords
fire
steel frame
anchor structure
proof steel
ceiling speaker
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
GB0521162A
Other versions
GB0521162D0 (en
GB2431542A (en
Inventor
Hung-Jung Hsu
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.)
CHIEN WEI LIAO
Original Assignee
CHIEN WEI LIAO
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 CHIEN WEI LIAO filed Critical CHIEN WEI LIAO
Priority to GB0521162A priority Critical patent/GB2431542B/en
Publication of GB0521162D0 publication Critical patent/GB0521162D0/en
Publication of GB2431542A publication Critical patent/GB2431542A/en
Application granted granted Critical
Publication of GB2431542B publication Critical patent/GB2431542B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • H04R1/025—Arrangements for fixing loudspeaker transducers, e.g. in a box, furniture
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
    • H04R2201/02—Details casings, cabinets or mounting therein for transducers covered by H04R1/02 but not provided for in any of its subgroups
    • H04R2201/021—Transducers or their casings adapted for mounting in or to a wall or ceiling

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Building Environments (AREA)
GB0521162A 2005-10-18 2005-10-18 Anchor structure for a fire-proof steel frame of a ceiling speaker Expired - Fee Related GB2431542B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0521162A GB2431542B (en) 2005-10-18 2005-10-18 Anchor structure for a fire-proof steel frame of a ceiling speaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0521162A GB2431542B (en) 2005-10-18 2005-10-18 Anchor structure for a fire-proof steel frame of a ceiling speaker

Publications (3)

Publication Number Publication Date
GB0521162D0 GB0521162D0 (en) 2005-11-23
GB2431542A GB2431542A (en) 2007-04-25
GB2431542B true GB2431542B (en) 2007-12-12

Family

ID=35451946

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0521162A Expired - Fee Related GB2431542B (en) 2005-10-18 2005-10-18 Anchor structure for a fire-proof steel frame of a ceiling speaker

Country Status (1)

Country Link
GB (1) GB2431542B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8544807B2 (en) * 2008-07-30 2013-10-01 Pelco, Inc. Apparatus for mounting a surveillance camera
GB2493167A (en) * 2011-07-26 2013-01-30 Audio Partnership Plc Loudspeaker grille mounting arrangement assembly
DE102013101424A1 (en) * 2013-02-13 2014-08-14 ic audio GmbH Ceiling speaker and cover for this
US9913013B1 (en) 2016-10-24 2018-03-06 Bose Corporation Device for installation and removal of a ceiling speaker system

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2214553A (en) * 1988-01-14 1989-09-06 Hazel Grove Music Co Ltd Fixing device
US5077650A (en) * 1990-10-31 1991-12-31 Frank Cestari Mounting system for recessed lighting fixtures
GB2337293A (en) * 1998-04-16 1999-11-17 Pelco Recessed mounting system
GB2371164A (en) * 2001-01-04 2002-07-17 Hung-Ming Liu Ceiling loudspeaker and housing
WO2003022000A2 (en) * 2001-08-31 2003-03-13 Niles Audio Corporation Interchangeable pivoting loudspeaker assembly with spring retained high frequency transducer
US20040164207A1 (en) * 2002-07-31 2004-08-26 Decanio William Andrew Loudspeaker mounting mechanism

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2214553A (en) * 1988-01-14 1989-09-06 Hazel Grove Music Co Ltd Fixing device
US5077650A (en) * 1990-10-31 1991-12-31 Frank Cestari Mounting system for recessed lighting fixtures
GB2337293A (en) * 1998-04-16 1999-11-17 Pelco Recessed mounting system
GB2371164A (en) * 2001-01-04 2002-07-17 Hung-Ming Liu Ceiling loudspeaker and housing
WO2003022000A2 (en) * 2001-08-31 2003-03-13 Niles Audio Corporation Interchangeable pivoting loudspeaker assembly with spring retained high frequency transducer
US20040164207A1 (en) * 2002-07-31 2004-08-26 Decanio William Andrew Loudspeaker mounting mechanism

Also Published As

Publication number Publication date
GB0521162D0 (en) 2005-11-23
GB2431542A (en) 2007-04-25

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Legal Events

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

Effective date: 20101018