Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Communications
Class Information
Number: 181/207
Name: Acoustics > Sound-modifying means > Mechanical vibration attenuator
Description: Subject matter comprising sound deadening material physically or mechanically attached or installed on the acoustical device, or an element thereof to prevent vibratory noise usual to the operation of the device.










Sub-classes under this class:

Class Number Class Name Patents
181/208 Damping of flexural structure 161
181/209 Relatively moving parts 61


Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
3982600 Vehicle engine hood Sep. 28, 1976
3971447 Drill rod for percussion drilling Jul. 27, 1976
3957132 Snowmobile muffler May. 18, 1976
3937590 Acoustic duct with peripherally segmented acoustic treatment Feb. 10, 1976

1 2 3 4 5 6










 
 
  Recently Added Patents
Differentiated PSIP table update interval technology
Over the counter medicinal container with surface ornamentation
Molten alloy solidification analyzing method and solidification analyzing program for performing the same
Display device and method of manufacturing the same
Moving structure and micro-mirror device using the same
Enediyne compounds, conjugates thereof, and uses and methods therefor
Undercabinet plug-in mount
  Randomly Featured Patents
Liquid level sensing gauge assembly and method of installation
Mobile station enclosure
Acceleration sensor
DRAM layout with vertical FETs and method of formation
Zero-point adjustment of weighing device
RF ID tag device
Composite projectile and cartridge with composite projectile
Cooking apparatus
Fluid swivel valve device
Method and apparatus for infiltrating preformed components and component assemblies