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://collections.ingeniumcanada.org/en/id/1998.1015.001/

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