Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Communications
Class Information
Number: 181/204
Name: Acoustics > Sound-modifying means > Housing or enclosure (e.g., sound confining and absorbing) > Machine type enclosure > Internal-combustion engine
Description: Subject matter wherein the type of machine enclosure is for internal-combustion engines, e.g., automobiles, tractors, lawnmowers, etc.










Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8689932 On-base enclosure Apr. 8, 2014
8672089 Baffle arrangement for a genset enclosure Mar. 18, 2014
8602155 Engine arrangement comprising a noise shield Dec. 10, 2013
8601772 Genset enclosure Dec. 10, 2013
8590667 Crankcase of internal combustion engine Nov. 26, 2013
8590668 Construction machine with cab noise reduction device Nov. 26, 2013
8291698 Sound insulation cover Oct. 23, 2012
8196555 Engine room for construction equipment Jun. 12, 2012
8177022 Transmitted sound control apparatus May. 15, 2012
8162101 Ram intake unit having a sound absorbing structure Apr. 24, 2012
8162099 Vehicle interior structure Apr. 24, 2012
8141531 Valve cover with decoupled NVH isolation and sealing features Mar. 27, 2012
8143323 Polyurethane foam for vehicle and method for manufacturing the same Mar. 27, 2012
8122997 Sound insulation structure with resonator Feb. 28, 2012
8122867 Engine with oil pump muffler and noise damper Feb. 28, 2012
8122866 Acoustic bumpers with engine front cover hidden mounting Feb. 28, 2012
8109362 Passive noise attenuation system Feb. 7, 2012
8079442 Acoustic baffle Dec. 20, 2011
8042648 Material for processing and molded member using the same Oct. 25, 2011
8028795 Exhaust component cover Oct. 4, 2011
8028799 Damping device and method for damping sound in cavities of vehicles Oct. 4, 2011
8011469 Tunable sound transmission device for a motor vehicle Sep. 6, 2011
7980356 Cladding part for component Jul. 19, 2011
7980358 Lightweight, sound-insulating lining for a body part of a motor vehicle, and method for the production thereof Jul. 19, 2011
7971683 Acoustic protective panel for vehicle comprising an impregnated sealing layer Jul. 5, 2011
7963363 Soundproof cover for automobiles Jun. 21, 2011
7954596 Acoustically and thermally acting insulation Jun. 7, 2011
7950363 Air inlet system for internal combustion engine May. 31, 2011
7946380 Motorcycle and muffler structure May. 24, 2011
7913814 Acoustic baffle assembly Mar. 29, 2011
7900593 Thermal and acoustic valley shield for engine assembly Mar. 8, 2011
7870931 Sound-absorbing insulation element with strengthening embossments Jan. 18, 2011
7861822 Engine noise reduction apparatus Jan. 4, 2011
7841314 Cooling structure of construction machine Nov. 30, 2010
7798285 Acoustic barrel for aircraft engine nacelle including crack and delamination stoppers Sep. 21, 2010
7770692 Engine acoustic treatment Aug. 10, 2010
7757809 Acoustic cover part for a vehicle Jul. 20, 2010
7726442 Baffle equipped with flap assembly Jun. 1, 2010
7712579 Floor silencer May. 11, 2010
7677358 Sealed thin-multi-layer sound absorber Mar. 16, 2010
7658263 Device for noise transmission in a motor vehicle Feb. 9, 2010
7635048 Sound suppression device for internal combustion engine system Dec. 22, 2009
7621370 Sound increase apparatus Nov. 24, 2009
7490697 Portable acoustic diffuser for portable generators Feb. 17, 2009
7485019 Molded motor silencing system having a vibro-acoustic material Feb. 3, 2009
7430992 Engine-driven work machine Oct. 7, 2008
7431128 Noise absorbing structure of instrument panel Oct. 7, 2008
7395799 Primary housing assembly for a motorcycle engine Jul. 8, 2008
7364014 Sound absorbing body, sound absorbing structural body, and method of manufacturing these bodies Apr. 29, 2008
7320299 Cooling system for liquid-cooled machines Jan. 22, 2008

1 2 3 4 5










 
 
  Recently Added Patents
Defensin polynucleotides and methods of use
Hydrothermal synthesis of nanocubes of sillenite type compounds for photovoltaic applications and solar energy conversion of carbon dioxide to fuels
Playback device for stereoscopic viewing, integrated circuit, and program
Aperture stop
Data transfer device and data transfer method
VGPU: a real time GPU emulator
Memory access monitoring method and device
  Randomly Featured Patents
Method of manufacturing a flexible printed circuit board, an optical transmitter receiver module, and an optical transmitter receiver
Bicycle frame
Caster support
Olefin oligomerization with surface modified zeolite catalyst
Floating device
Speed limit informing device installed in on-board navigation system
Switched reluctance machine balancing system: material removal approach and material addition approach
Unsaturated fatty hydroxy acid derivatives and the dermocosmetologic use thereof
Method for liming hides and skins
Interactive piezoelectric knock sensor