Valve, expansion

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OBJECT TYPE
AUTOMATIC
DATE
1926
ARTIFACT NUMBER
1998.1015.001
MANUFACTURER
Kelvinator
MODEL
Unknown
LOCATION
Unknown

More Information


General Information

Serial #
N/A
Part Number
1
Total Parts
1
AKA
flow control
Patents
N/A
General Description
brass; copper pipe fitting

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length
16.0 cm
Width
15.0 cm
Height
11.5 cm
Thickness
N/A
Weight
N/A
Diameter
N/A
Volume
N/A

Lexicon

Group
Domestic Technology
Category
Food processing
Sub-Category
N/A

Manufacturer

AKA
Kelvinator
Country
Unknown
State/Province
Unknown
City
Unknown

Context

Country
North America
State/Province
Unknown
Period
Presumably used c. 1926+
Canada
Part of a collection of refrigeration parts and service items from Dr. G. Leslie Oliver. Dr. Oliver added to and documented a collection begun by his late father, of household and automobile technology. Dr. Oliver's father, T.H. Oliver established a refrigeration & electric service business in Aurora, Ont. 1924, the first and oldest such organization in York Region. In 2000, the business was sold but continues to operate under the T.H. Oliver name.
Function
Refrigerant control used to throttle the liquid refrigerant in the liquid line down to a constant pressure on the low pressure side, within a mechanical or compression system refrigerator.
Technical
Valve operates like a spray nozzle: while the compressor is running, the liquid refrigerant is sprayed into the cooling unit tubing. Valve settings vary, depending on the type of refrigerant used. (ref. 3)
Area Notes
Unknown

Details

Markings
"4/ KELVINATOR/ PATENTED/ MAY 15, 1923/ OTHER/ PATENTS/ PENDING" cast in raised print on one side of valve. "187819" stamped into opposite side of casing.
Missing
Unknown.
Finish
Original brass finish obscured, due to over cleaning and lacquering. Small section of copper pipe visible at one end.
Decoration
N/A

CITE THIS OBJECT

If you choose to share our information about this collection object, please cite:

Kelvinator, Valve, expansion, circa 1926, Artifact no. 1998.1015, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1998.1015.001/

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