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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Grassbaugh; Walter T.
Address:
Sidney, OH
No. of patents:
8
Patents:












Patent Number Title Of Patent Date Issued
7568897 Scroll machine with seal August 4, 2009
A compressor may include a housing, a compression mechanism supported within the housing, and a seal assembly. The housing may include a suction pressure region and a first discharge passage in communication with a discharge pressure region. The compression mechanism may include a se
7338265 Scroll machine with single plate floating seal March 4, 2008
A scroll machine utilizes a floating seal to isolate pressurized fluid to provide axial biasing. The floating seal is designed as a single piece plate with inner and outer annular seals. The inner and outer annular seals can be U-shaped, V-shaped or L-shaped and each configuration is
6582211 Discharge valve June 24, 2003
A compressor assembly includes a shell which defines a discharge chamber. A discharge valve assembly is attached to the shell in communication with the discharge chamber. The discharge valve assembly includes a stamped or coined valve seat, a drawn tubular element and a stamped valve mem
6428292 Discharge valve August 6, 2002
A compressor assembly includes a shell which defines a discharge chamber. A discharge valve assembly is attached to the shell in communication with the discharge chamber. The discharge valve assembly includes a stamped or coined valve seat, a drawn tubular element and a stamped valve mem
6171084 Discharge valve January 9, 2001
A compressor assembly includes a shell which defines a discharge chamber. A discharge valve assembly is attached to the shell in communication with the discharge chamber. The discharge valve assembly includes a stamped or coined valve seat, a drawn tubular element and a stamped valve mem
5503542 Compressor assembly with welded IPR valve April 2, 1996
A compressor has an hermetic shell within which is located an internal pressure relief (IPR) valve. The valve is resistance welded directly to a separation plate in a scroll compressor or directly to the outside wall of the discharge muffler in a piston/cylinder compressor. The direct we
5267844 Compressor assembly with staked shell December 7, 1993
A means for attaching the bearing housing to an outer shell is disclosed. The outer shell is plastically deformed into a plurality of apertures formed into the bearing housing. The deformation of the shell is such that material is displaced into the aperture of the bearing housing member
4547131 Refrigeration compressor and method of assembling same October 15, 1985
A method of assembling a hermetic refrigeration motor compressor is disclosed wherein the motor stator is assembled in a first shell section, the compressor is assembled in another shell section and the two shell sections are aligned and secured together in such a manner as to insure a










 
 
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