Method and apparatus for refrigerant detector calibration confirmation

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11378313
APP PUB NO 20200355420A1
SERIAL NO

16940443

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Importance

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Abstract

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A refrigerant detector testing system according to aspects of the disclosure includes a metering orifice formed in a suction line that is disposed between an evaporator coil and a compressor, a valve fluidly coupled to the metering orifice, a connecting tube fluidly coupled to the valve on a side opposite the metering orifice, a mixing device having an input orifice fluidly coupled to the connecting tube. In some embodiments, the mixing device includes an air intake disposed proximate the input orifice, a throttling portion downstream of the input orifice and the air intake, the throttling portion having a reduced cross-sectional area, and a diffuser section positioned downstream of the throttling portion, the diffuser section having an output orifice. According to aspects of the disclosure, a refrigerant detector fluidly exposed to the output orifice.

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Patent Owner(s)

Patent OwnerAddress
LENNOX INDUSTRIES INC2100 LAKE PARK BLVD RICHARDSON TX 75080

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Berg, Eric The Colony, US 73 2319
Goel, Rakesh Irving, US 124 569
Olsen, Mark Carrollton, US 34 201
Uselton, Robert B Plano, US 49 555

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