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Class Information
Number: 417/902
Name: Pumps > Hermetically sealed motor pump unit
Description: Pumps comprising a motor driving the pump, the motor and pump being disposed within a sealed casing such that no part of the motor-pump unit projects through the casing so as to require a running seal.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7621722 |
Rotor of compressor |
Nov. 24, 2009 |
| 7618242 |
Hermetic sealed compressor |
Nov. 17, 2009 |
| 7585160 |
Hermetic compressor |
Sep. 8, 2009 |
| 7568894 |
Hermetic compressor |
Aug. 4, 2009 |
| 7540723 |
Reciprocating compressor |
Jun. 2, 2009 |
| 7540718 |
Hermetic compressor |
Jun. 2, 2009 |
| 7537438 |
Reciprocating compressor |
May. 26, 2009 |
| 7497671 |
Hermetic compressor |
Mar. 3, 2009 |
| 7491034 |
Compressor protection and diagnostic system |
Feb. 17, 2009 |
| 7488377 |
Device for the intake and compression of at least one gas in fuel cell system |
Feb. 10, 2009 |
| 7422422 |
Compressor assembly with pressure relief valve fittings |
Sep. 9, 2008 |
| 7422423 |
Refrigerant compressor, and refrigerating machine using the same |
Sep. 9, 2008 |
| 7396219 |
Discharge tube of hermetic compressor |
Jul. 8, 2008 |
| 7351043 |
Horizontal compressor end cap |
Apr. 1, 2008 |
| 7316547 |
Reciprocating compressor driven by a linear motor |
Jan. 8, 2008 |
| 7281911 |
Linear compressor |
Oct. 16, 2007 |
| 7244109 |
Inside frame of compressor |
Jul. 17, 2007 |
| 7225724 |
Hermetic compressor |
Jun. 5, 2007 |
| 7195468 |
Scroll compressor having frame fixing structure and frame fixing method thereof |
Mar. 27, 2007 |
| 7179061 |
Multi-layer compressor housing and method of manufacture |
Feb. 20, 2007 |
| 7165952 |
Hydraulically driven oil recovery system |
Jan. 23, 2007 |
| 7150604 |
Electric box for compressor assembly |
Dec. 19, 2006 |
| 7147082 |
Suction muffler for a reciprocating hermetic compressor |
Dec. 12, 2006 |
| 7147444 |
Assembling mechanism of discharge pipe for hermetic compressor and method thereof |
Dec. 12, 2006 |
| 7108489 |
Terminal block assembly for a hermetic compressor |
Sep. 19, 2006 |
| 7108494 |
Apparatus for preventing the backflow of gas of scroll compressor |
Sep. 19, 2006 |
| 7097435 |
Device for draining and recharging a hermetic compressor with oil |
Aug. 29, 2006 |
| 7083400 |
Valve arrangement for a small hermetic compressor |
Aug. 1, 2006 |
| 7044717 |
Lubrication of a hermetic carbon dioxide compressor |
May. 16, 2006 |
| 7037091 |
Crankcase heater mounting for a compressor |
May. 2, 2006 |
| 7033150 |
Hermetic type compressor |
Apr. 25, 2006 |
| 6971860 |
Compressor unit housing |
Dec. 6, 2005 |
| 6948916 |
Piping layout for multiple compressor system |
Sep. 27, 2005 |
| 6935848 |
Discharge muffler placement in a compressor |
Aug. 30, 2005 |
| 6929455 |
Horizontal two stage rotary compressor |
Aug. 16, 2005 |
| 6884046 |
Scroll compressor |
Apr. 26, 2005 |
| 6872057 |
Hermetic compressor casing |
Mar. 29, 2005 |
| 6866487 |
Compressor with built-in motor and mobile structure using the same |
Mar. 15, 2005 |
| 6863506 |
Reciprocating compressor |
Mar. 8, 2005 |
| 6840746 |
Resistive suction muffler for refrigerant compressors |
Jan. 11, 2005 |
| 6752608 |
Compressor crankshaft with bearing sleeve and assembly method |
Jun. 22, 2004 |
| 6746215 |
Compressor |
Jun. 8, 2004 |
| 6742998 |
Linear compressor with vibration canceling spring arrangement |
Jun. 1, 2004 |
| 6736607 |
Low-pressure gas circuit for a compressor |
May. 18, 2004 |
| 6729861 |
Reciprocating compressor with support springs placed between support members for radial compactness |
May. 4, 2004 |
| 6715999 |
Variable-capacity scroll-type compressor |
Apr. 6, 2004 |
| 6716001 |
Oil supply apparatus for hermetic compressor |
Apr. 6, 2004 |
| 6709247 |
Scroll compressor having a deflectable bearing housing for shaft alignment |
Mar. 23, 2004 |
| 6695601 |
Self-balanced compressor crankshaft |
Feb. 24, 2004 |
| 6689315 |
Integrated blood handling system having improved pump |
Feb. 10, 2004 |
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