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Class Information
Number: 181/403
Name: Acoustics > Refrigerator compresssor muffler
Description: Disclosures of sound attenuating mufflers for refrigerator compressors.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7431571 |
Noise reduction muffler for hermetic rotary compressor |
Oct. 7, 2008 |
| 7398655 |
Vibration isolation apparatus for wine refrigerator |
Jul. 15, 2008 |
| 7396219 |
Discharge tube of hermetic compressor |
Jul. 8, 2008 |
| 7316291 |
Suction muffler for a hermetic refrigerant compressor |
Jan. 8, 2008 |
| 7306438 |
Suction gas guiding system for reciprocating compressor |
Dec. 11, 2007 |
| 7244108 |
Hermetic compressor with an improved cylinder head-suction muffler assembly |
Jul. 17, 2007 |
| 7210912 |
Reciprocating piston compressor having improved noise attenuation |
May. 1, 2007 |
| 7181926 |
Oil separator and muffler structure |
Feb. 27, 2007 |
| 7153107 |
Compressor muffler assembly |
Dec. 26, 2006 |
| 7124599 |
Absorption pipe structure of compressor |
Oct. 24, 2006 |
| 7070397 |
Compressor suction gas feed assembly |
Jul. 4, 2006 |
| 7052248 |
Closed compressor |
May. 30, 2006 |
| 7032589 |
Portable ventilator |
Apr. 25, 2006 |
| 7029242 |
Hermetic compressor with one-quarter wavelength tuner |
Apr. 18, 2006 |
| 7014430 |
Cylinder assembly for compressors, compressor with the cylinder assembly, and apparatus having refrigerant circulation circuit including the compressor |
Mar. 21, 2006 |
| 7000420 |
Compressor |
Feb. 21, 2006 |
| 6976833 |
Compressor discharge chamber with baffle plate |
Dec. 20, 2005 |
| 6957951 |
Closed compressor |
Oct. 25, 2005 |
| 6935848 |
Discharge muffler placement in a compressor |
Aug. 30, 2005 |
| 6860725 |
Suction gas guiding system for reciprocating compressor |
Mar. 1, 2005 |
| 6840746 |
Resistive suction muffler for refrigerant compressors |
Jan. 11, 2005 |
| 6824365 |
Discharge apparatus for reciprocating compressor |
Nov. 30, 2004 |
| 6769267 |
Multistage compressor |
Aug. 3, 2004 |
| 6705843 |
NVH and gas pulsation reduction in AC compressor |
Mar. 16, 2004 |
| 6658885 |
Rotary compressor with muffler discharging into oil sump |
Dec. 9, 2003 |
| 6647738 |
Suction muffler for chiller compressor |
Nov. 18, 2003 |
| 6641374 |
Cylinder head cover structure of hermetic motor-driving type compressor |
Nov. 4, 2003 |
| 6626648 |
Apparatus for noise depreciating in hermetic compressor |
Sep. 30, 2003 |
| 6607369 |
Hermetic compressor |
Aug. 19, 2003 |
| 6579071 |
Structure for suppressing pulsation in compressor |
Jun. 17, 2003 |
| 6547536 |
Reciprocating compressor having a discharge pulsation |
Apr. 15, 2003 |
| 6547032 |
Suction muffler of reciprocating compressor |
Apr. 15, 2003 |
| 6533064 |
Noise reduction device for use in reciprocating compressor using a side-branch silencer |
Mar. 18, 2003 |
| 6530239 |
Refrigeration system |
Mar. 11, 2003 |
| 6503303 |
Enclosure for an air aspirating machine |
Jan. 7, 2003 |
| 6494690 |
Hermetic compressor |
Dec. 17, 2002 |
| 6488482 |
Integral compressor muffler |
Dec. 3, 2002 |
| 6446454 |
Suction muffler for compressor |
Sep. 10, 2002 |
| 6398520 |
Discharge muffler of a hermetic rotary compressor |
Jun. 4, 2002 |
| 6390788 |
Working-fluid intaking structure for hermetic compressor |
May. 21, 2002 |
| 6386846 |
Compressor having concentrically walled damper |
May. 14, 2002 |
| 6374943 |
Baffle plate of discharge muffler for hermetic reciprocating compressor |
Apr. 23, 2002 |
| 6360555 |
Compressor mounting device with integrated muffler |
Mar. 26, 2002 |
| 6358019 |
Suction sound damper for a hermetically encapsulated compressor |
Mar. 19, 2002 |
| 6325600 |
Suction arrangement in a reciprocating hermetic compressor |
Dec. 4, 2001 |
| 6321557 |
Housing apparatus |
Nov. 27, 2001 |
| 6312232 |
Method and apparatus for suppressing resonance |
Nov. 6, 2001 |
| 6296457 |
Discharge pulsation damping apparatus for compressor |
Oct. 2, 2001 |
| 6216817 |
Damping structural substance and a damping coat forming method |
Apr. 17, 2001 |
| 6213732 |
Rotary compressor |
Apr. 10, 2001 |
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