[go: up one dir, main page]

GB2389149B - Noise and vibration suppressors - Google Patents

Noise and vibration suppressors

Info

Publication number
GB2389149B
GB2389149B GB0321433A GB0321433A GB2389149B GB 2389149 B GB2389149 B GB 2389149B GB 0321433 A GB0321433 A GB 0321433A GB 0321433 A GB0321433 A GB 0321433A GB 2389149 B GB2389149 B GB 2389149B
Authority
GB
United Kingdom
Prior art keywords
noise
vibration suppressors
suppressors
vibration
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
GB0321433A
Other versions
GB0321433D0 (en
GB2389149A (en
Inventor
David Boast
Donald Milne Turner
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.)
Avon Polymer Products Ltd
Original Assignee
Avon Polymer Products 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
Priority claimed from GB0121736A external-priority patent/GB0121736D0/en
Priority claimed from GB0125096A external-priority patent/GB0125096D0/en
Application filed by Avon Polymer Products Ltd filed Critical Avon Polymer Products Ltd
Priority claimed from GB0220758A external-priority patent/GB2381834B/en
Publication of GB0321433D0 publication Critical patent/GB0321433D0/en
Publication of GB2389149A publication Critical patent/GB2389149A/en
Application granted granted Critical
Publication of GB2389149B publication Critical patent/GB2389149B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/12—Intake silencers ; Sound modulation, transmission or amplification
    • F02M35/1283—Manufacturing or assembly; Connectors; Fixations
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/12—Intake silencers ; Sound modulation, transmission or amplification
    • F02M35/1205—Flow throttling or guiding
    • F02M35/1216—Flow throttling or guiding by using a plurality of holes, slits, protrusions, perforations, ribs or the like; Surface structures; Turbulence generators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/12—Intake silencers ; Sound modulation, transmission or amplification
    • F02M35/1255—Intake silencers ; Sound modulation, transmission or amplification using resonance
    • F02M35/1266—Intake silencers ; Sound modulation, transmission or amplification using resonance comprising multiple chambers or compartments
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/0027—Pulsation and noise damping means
    • F04B39/0055—Pulsation and noise damping means with a special shape of fluid passage, e.g. bends, throttles, diameter changes, pipes
    • F04B39/0066—Pulsation and noise damping means with a special shape of fluid passage, e.g. bends, throttles, diameter changes, pipes using sidebranch resonators, e.g. Helmholtz resonators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
    • F04D29/663—Sound attenuation
    • F04D29/665—Sound attenuation by means of resonance chambers or interference
    • 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
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/02—Energy absorbers; Noise absorbers
    • F16L55/027—Throttle passages
    • F16L55/02781—The regulating element being provided with radial outputs
    • 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
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/02—Energy absorbers; Noise absorbers
    • F16L55/033—Noise absorbers
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/172—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using resonance effects

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Pipe Accessories (AREA)
GB0321433A 2001-09-07 2002-09-06 Noise and vibration suppressors Expired - Fee Related GB2389149B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB0121736A GB0121736D0 (en) 2001-09-07 2001-09-07 Noise and vibration suppressors
GB0125096A GB0125096D0 (en) 2001-10-18 2001-10-18 Noise and vibration suppresors
GB0220758A GB2381834B (en) 2001-09-07 2002-09-06 Noise and vibration suppressors

Publications (3)

Publication Number Publication Date
GB0321433D0 GB0321433D0 (en) 2003-10-15
GB2389149A GB2389149A (en) 2003-12-03
GB2389149B true GB2389149B (en) 2004-08-25

Family

ID=29407317

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0321433A Expired - Fee Related GB2389149B (en) 2001-09-07 2002-09-06 Noise and vibration suppressors

Country Status (1)

Country Link
GB (1) GB2389149B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007042869A1 (en) * 2007-09-08 2009-03-12 Volkswagen Ag Noise emission reduction device for use in vehicle i.e. motor vehicle, has silencer comprising multiple pipeline sections which are spaced at inner wall surface of pipeline or inlet port
EP2444648B1 (en) 2010-10-19 2016-03-30 Jaguar Land Rover Limited Air duct attenuator
GB2488535B (en) * 2011-02-21 2015-04-22 Jaguar Land Rover Ltd Air duct attenuator
GB2485138A (en) * 2010-10-19 2012-05-09 Jaguar Cars Air Duct Attenuator

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1260697A2 (en) * 2001-05-23 2002-11-27 Volkswagen Aktiengesellschaft Turbocharged internal combustion engine

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1260697A2 (en) * 2001-05-23 2002-11-27 Volkswagen Aktiengesellschaft Turbocharged internal combustion engine

Also Published As

Publication number Publication date
GB0321433D0 (en) 2003-10-15
GB2389149A (en) 2003-12-03

Similar Documents

Publication Publication Date Title
GB2381834B (en) Noise and vibration suppressors
EP1376539A4 (en) Noise suppressor
EP1403855A4 (en) Noise suppressor
GB2371193B (en) Noise suppressor and noise suppressing method
GB2390790B (en) Noise suppression
GB0109033D0 (en) Vibration damping
GB2406013B (en) Noise cancellation system and headphone therefor
GB2383198B (en) Noise filter
GB0120565D0 (en) Vortex-induced vibration suppression
GB2390412B (en) Elevator noise and vibration isolation system
GB0106269D0 (en) Improvements in noise cancellation
EP1430189A4 (en) Noise attenuator
GB2389149B (en) Noise and vibration suppressors
GB2374477B (en) Low noise amplifiers
GB2378229B (en) Vibration damper
GB0121736D0 (en) Noise and vibration suppressors
GB0125096D0 (en) Noise and vibration suppresors
GB0100520D0 (en) Noise reduction
GB2375358B (en) Sound attenuating board
PL347082A1 (en) Sound absorber member
GB0123875D0 (en) Noise reduction
GB2396682B (en) Damping arrangement
AU2002340304A1 (en) Noise, vibration and harshness analyzer
HU0100238V0 (en) Noise protecting structure
GB0121983D0 (en) Acoustic damper

Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20130906