Scroll compressor pump cartridge assembly
First Claim
Patent Images
1. A method of assembling a pump cartridge for insertion in a scroll compressor comprising the steps of:
- removably locating a crankcase on an assembly fixture;
locating an Oldham coupling in operative engagement with the crankcase;
locating a slider block on the assembly fixture;
locating an orbiting scroll in operative engagement with the slider block and Oldham coupling and supported by the crankcase;
locating a fixed scroll in operative engagement with the orbiting scroll and supported by the crankcase; and
securing the fixed scroll to the crankcase to form a pump cartridge assembly.
1 Assignment
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Accused Products
Abstract
The crankcase, fixed and orbiting scrolls and Oldham coupling are assembled to make a pump cartridge assembly as a subassembly of a scroll compressor. The pump cartridge assembly is tested to determine whether or not it operates satisfactorily. Upon successful testing, the pump cartridge assembly is installed in the shell of a hermetic compressor.
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Citations
16 Claims
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1. A method of assembling a pump cartridge for insertion in a scroll compressor comprising the steps of:
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removably locating a crankcase on an assembly fixture; locating an Oldham coupling in operative engagement with the crankcase; locating a slider block on the assembly fixture; locating an orbiting scroll in operative engagement with the slider block and Oldham coupling and supported by the crankcase; locating a fixed scroll in operative engagement with the orbiting scroll and supported by the crankcase; and securing the fixed scroll to the crankcase to form a pump cartridge assembly. - View Dependent Claims (2, 3, 4)
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5. A method of assembling a pump cartridge for insertion in a scroll compressor comprising the steps of:
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removably locating a crankcase on an assembly fixture; locating an Oldham coupling in operative engagement with the crankcase; locating a slider block on the fixture; locating an orbiting scroll in operative engagement with the slider block and Oldham coupling and supported by the crankcase; locating a fixed scroll in operative engagement with the orbiting scroll and supported by the crankcase; precisely aligning the fixed scroll on the crankcase; measuring the position of the crankcase and fixed scroll; relatively moving the crankcase and fixed scroll to a desired position based on the measurement; and securing the fixed scroll to the crankcase to form a pump cartridge assembly. - View Dependent Claims (6, 7, 8)
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9. A method of assembling a pump cartridge for insertion in a scroll compressor comprising the steps of:
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removably locating a crankcase on an assembly fixture; locating an Oldham coupling in operative engagement with the crankcase; locating an orbiting scroll in operative engagement with the Oldham coupling and supported by the crankcase; locating a fixed scroll in operative engagement with the orbiting scroll and supported by the crankcase; and securing the fixed scroll to the crankcase to form a pump cartridge assembly. - View Dependent Claims (10, 11, 12)
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13. A method of assembling a pump cartridge for insertion in a scroll compressor comprising the steps of:
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a removably locating a crankcase on an assembly fixture; locating an Oldham coupling in operative engagement with the crankcase; locating an orbiting scroll in operative engagement with the Oldham coupling and supported by the crankcase; locating a fixed scroll in operative engagement with the orbiting scroll and supported by the crankcase; precisely aligning the fixed scroll on the crankcase; measuring the position of the crankcase and fixed scroll; relatively moving the crankcase and fixed scroll to a desired position based on the measurement; and securing the fixed scroll to the crankcase to form a pump cartridge assembly. - View Dependent Claims (14, 15, 16)
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Specification