1
Jean Luc M Caillat, Roger C Weatherston, James W Bush: Scroll-type machine with axially compliant mounting. Copeland Corporation, Harness Dickey & Pierce, October 31, 1989: US04877382 (149 worldwide citation)

There is disclosed a scroll-type machine particularly suited for use as a refrigerant compressor and incorporating an improved suspension system for the non-orbiting scroll whereby the latter may be pressure biased for the purpose of augmenting tip sealing. The machine also has a modified wrap tip a ...


2
Young Niels O: Positive displacement scroll apparatus with axially radially compliant scroll member. Lepper Bessie A, April 1, 1975: US3874827 (113 worldwide citation)

A positive fluid displacement apparatus employing scroll members having interfitting spiroidal wraps angularly and radially offset such that as the spiral centers experience an orbiting motion, they define one or more moving fluid pockets of variable volume. The zones of lowest and highest pressures ...


3
Young Niels O, McCullough John E: Scroll-type positive fluid displacement apparatus. Arthur D Little, Lepper Bessie A, May 20, 1975: US3884599 (110 worldwide citation)

A positive fluid displacement apparatus employing scroll members having interfitting spiroidal wraps angularly and radially offset such that as the spiral centers experience an orbiting motion, they define one or more moving fluid pockets of variable volume. The zones of lowest and highest pressures ...


4
Jean Luc M Caillat, Roger C Weatherston, James W Bush: Scroll-type machine with axially compliant mounting. Copeland Corporation, Harness Dickey & Pierce, August 30, 1988: US04767293 (103 worldwide citation)

There is disclosed a scroll-type machine particularly suited for use as a refrigerant compressor and incorporating an improved suspension system for the non-orbiting scroll whereby the latter may be pressure biased for the purpose of augmenting tip sealing. The machine also has a modified wrap tip a ...


5
James F Fogt: Oldham coupling for scroll compressor. Copeland Corporation, Harness Dickey & Pierce, June 14, 1994: US05320506 (95 worldwide citation)

A scroll-type machine is disclosed which incorporates a unique Oldham coupling for preventing relative rotation between the two scroll members while allowing relative orbital motion therebetween. The Oldham coupling is positioned below the end plate of the orbiting scroll member and includes a first ...


6
McCullough John E: Positive fluid displacement apparatus. Arthur D Little, Lepper Bessie A, December 9, 1975: US3924977 (92 worldwide citation)

A positive fluid displacement apparatus employing scroll members having interfitting spiroidal wraps angularly and radially offset such that as the spiral centers experience an orbiting motion, they define one or more moving fluid pockets of variable volume. The zones of lowest and highest pressure ...


7
John E McCullough: Scroll-type apparatus with hydrodynamic thrust bearing. Arthur D Little, Bessie A Lepper, December 27, 1977: US04065279 (88 worldwide citation)

A flat plate hydrodynamic thrust bearing for orbiting machinery and scroll-type apparatus embodying the thrust bearing are disclosed. The thrust bearing exerts an axial force on the orbiting scroll member to ensure efficient radial sealing of the scroll assembly; and one of the contacting surfaces o ...


8
Gary J Anderson, James W Bush: Scroll machine with floating seal. Copeland Corporation, Harness Dickey & Pierce, October 20, 1992: US05156539 (87 worldwide citation)

A scroll machine utilizing working fluid under pressure to enhance axial sealing, including several embodiments of a multi-function floating seal to isolate the axial biasing fluid, and provide vacuum protection and a degree of high pressure ratio protection.


9
Mark Bass, Roy J Doepker, Jean Luc M Caillat, Wayne R Warner: Capacity modulated scroll machine. Copeland Corporation, Harness Dickey & Pierce, March 25, 1997: US05613841 (83 worldwide citation)

A scroll-type machine is disclosed which is particularly well suited for use as a compressor in refrigeration and air conditioning systems and incorporates a unique arrangement for modulating the capacity thereof. In one group of embodiments the capacity of the scroll-type machine is modulated by re ...


10
Jean Luc Caillat, John P Elson, Gary J Anderson, Kenneth J Monnier, James F Fogt: Non-orbiting scroll mounting arrangements for a scroll machine. Copeland Corporation, Harness Dickey & Pierce, April 7, 1992: US05102316 (82 worldwide citation)

A scroll type machine is disclosed which incorporates an improved mounting arrangement for the non-orbiting scroll member which mounting arrangement greatly facilitates manufacturing and assembly, effectively prevents radial displacement of the non-orbiting scroll member, and offers the advantages o ...



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