GB2006876A - Improvements in Ventilation of Noise-Suppressing Encapsulations of Internal Combustion Engines - Google Patents

Improvements in Ventilation of Noise-Suppressing Encapsulations of Internal Combustion Engines

Info

Publication number
GB2006876A
GB2006876A GB7842657A GB7842657A GB2006876A GB 2006876 A GB2006876 A GB 2006876A GB 7842657 A GB7842657 A GB 7842657A GB 7842657 A GB7842657 A GB 7842657A GB 2006876 A GB2006876 A GB 2006876A
Authority
GB
United Kingdom
Prior art keywords
ventilation
encapsulations
suppressing
noise
internal combustion
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Withdrawn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
GB7842657A
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
Publication of GB2006876A publication Critical patent/GB2006876A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F7/00—Casings, e.g. crankcases or frames
    • F02F7/0065—Shape of casings for other machine parts and purposes, e.g. utilisation purposes, safety
    • F02F7/008—Sound insulation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B67/00—Engines characterised by the arrangement of auxiliary apparatus not being otherwise provided for, e.g. the apparatus having different functions; Driving auxiliary apparatus from engines, not otherwise provided for
    • F02B67/04—Engines characterised by the arrangement of auxiliary apparatus not being otherwise provided for, e.g. the apparatus having different functions; Driving auxiliary apparatus from engines, not otherwise provided for of mechanically-driven auxiliary apparatus
    • F02B67/06—Engines characterised by the arrangement of auxiliary apparatus not being otherwise provided for, e.g. the apparatus having different functions; Driving auxiliary apparatus from engines, not otherwise provided for of mechanically-driven auxiliary apparatus driven by means of chains, belts, or like endless members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B77/00—Component parts, details or accessories, not otherwise provided for
    • F02B77/11—Thermal or acoustic insulation
    • F02B77/13—Acoustic insulation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
    • F02B2275/20—SOHC [Single overhead camshaft]

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Soil Working Implements (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)

Abstract

A toothed belt drive 28 to an overhead camshaft 19 has an eccentrically mounted belt tensioning roller 29 carrying the ventilation blower 20 of an encapsulation 21. The blower impeller may be a sheet metal pressing which is pressed into or on to the belt-tensioning roller 29. <IMAGE>
GB7842657A 1977-10-31 1978-10-31 Improvements in Ventilation of Noise-Suppressing Encapsulations of Internal Combustion Engines Withdrawn GB2006876A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0778477A AT374250B (en) 1977-10-31 1977-10-31 NOISE-INSULATED PISTON PISTON ENGINE

Publications (1)

Publication Number Publication Date
GB2006876A true GB2006876A (en) 1979-05-10

Family

ID=3599447

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7842657A Withdrawn GB2006876A (en) 1977-10-31 1978-10-31 Improvements in Ventilation of Noise-Suppressing Encapsulations of Internal Combustion Engines

Country Status (6)

Country Link
JP (1) JPS5474040A (en)
AT (1) AT374250B (en)
DE (1) DE2846775A1 (en)
FR (1) FR2407351B1 (en)
GB (1) GB2006876A (en)
IT (1) IT1099863B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2233391A (en) * 1989-04-29 1991-01-09 Peter Warwick Farren Ventilation equipment
EP1464809A2 (en) * 2003-04-02 2004-10-06 Bayerische Motoren Werke Aktiengesellschaft Belt drive for accessories of an internal combustion engine with friction wheel
US11022033B2 (en) 2017-03-01 2021-06-01 Bayerische Motoren Werke Aktiengesellschaft Internal combustion engine for a motor vehicle, in particular for a car

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT376016B (en) * 1978-12-18 1984-10-10 List Hans INTERNAL COMBUSTION ENGINE
AT382685B (en) * 1983-05-18 1987-03-25 Steyr Daimler Puch Ag SOUND-INSULATED ENCLOSED ENGINE
DE3717420A1 (en) * 1987-02-06 1988-08-18 Kloeckner Humboldt Deutz Ag Sealing of an air duct of a fan in the V-belt passage area
DE3934884A1 (en) * 1989-10-19 1991-04-25 Bayerische Motoren Werke Ag Auxiliary drive mechanism for IC engine - incorporates tension wheel pressing against belt and driving shaft
DE10236746A1 (en) * 2002-08-10 2004-02-19 Bayerische Motoren Werke Ag Internal combustion engine with a drive arrangement for unit modules
JP6790954B2 (en) * 2017-03-27 2020-11-25 トヨタ自動車株式会社 Internal combustion engine

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB235208A (en) * 1924-06-05 1925-12-03 Maybach Motorenbau Gmbh Improvements in the driving arrangements for the cam shafts and other auxiliaries ofinternal combustion engines
GB325294A (en) * 1928-11-20 1930-02-20 George Rushton Improvements in or relating to cooling systems on motor-tractors and other motor vehicles
US3473399A (en) * 1968-09-13 1969-10-21 Gen Motors Corp Belt drive and tensioning means
AT328229B (en) * 1971-09-03 1976-03-10 List Hans COMBUSTION MACHINE WITH SOUND-INSULATING CASING
JPS50154633A (en) * 1974-06-04 1975-12-12
AT369512B (en) * 1975-04-18 1983-01-10 List Hans NOISE-INSULATED PISTON PISTON ENGINE
FR2346612A1 (en) * 1975-11-26 1977-10-28 Citroen Sa Toothed belt drive assembly - has jockey pulley with spring loaded mounting arm to allow correct resetting of belt tension after wear

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2233391A (en) * 1989-04-29 1991-01-09 Peter Warwick Farren Ventilation equipment
EP1464809A2 (en) * 2003-04-02 2004-10-06 Bayerische Motoren Werke Aktiengesellschaft Belt drive for accessories of an internal combustion engine with friction wheel
EP1464809A3 (en) * 2003-04-02 2004-10-27 Bayerische Motoren Werke Aktiengesellschaft Belt drive for accessories of an internal combustion engine with friction wheel
US11022033B2 (en) 2017-03-01 2021-06-01 Bayerische Motoren Werke Aktiengesellschaft Internal combustion engine for a motor vehicle, in particular for a car

Also Published As

Publication number Publication date
IT7829245A0 (en) 1978-10-30
FR2407351B1 (en) 1985-11-22
FR2407351A1 (en) 1979-05-25
JPS5474040A (en) 1979-06-13
IT1099863B (en) 1985-09-28
ATA778477A (en) 1983-08-15
AT374250B (en) 1984-03-26
DE2846775A1 (en) 1979-05-03

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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)