Barograph part

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Ingenium, 1987.0527.002
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OBJECT TYPE: MERCURY TUBE/WEIGHT/ELECTRICAL
DATE: 1939
ARTIFACT NUMBER: 1987.0527.002

MANUFACTURER: Canadian Westinghouse Co. Ltd.
MODEL: A
LOCATION: Hamilton, Ontario, Canada

More Information

General Information

Serial #: N/A
Part Number: 2
Total Parts: 8
AKA: N/A
Patents: N/A
General Description: METAL PANEL & PARTS/ SYNTHETIC PARTS

Dimensions

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

Length: 57.0 cm
Width: 37.1 cm
Height: 19.1 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Meteorology
Category: Atmospheric pressure measurement
Sub-Category: N/A

Manufacturer

AKA: Westinghouse
Country: Canada
State/Province: Ontario
City: Hamilton

Context

Country: Canada
State/Province: Ontario
Period: c. 1939 +
Canada: AN UNIQUE BAROGRAPH DESIGNED & BUILT BY THE CANADIAN METEOROLOGICAL SERVICE, USED AS A STANDARD BAROMETER AT THE TORONTO OBSERVATORY.
Function: AN INSTRUMENT THAT MEASURES ATMOSPHERIC PRESSURE BY MEANS OF ITS EFFECT ON THE WEIGHT OF A COLUMN OF MERCURY IN A TUBE, & RECORDS THE OBSERVATIONS ON PAPER.
Technical: PARTS OF THE MERCURY TUBE ROLLING WEIGHT BAROGRAPH DESIGNED BY PATTERSON & MIDDLETON OF M.S.C., WHICH REPLACED THE KEW BAROGRAPH IN USE SINCE 1887. A COLUMN OF MERCURY IS WEIGHED ON A BALANCE SCALE RATHER THAN ITS HEIGHT MEASURED, THE PRESSURE OF THE AIR ON THE TUBE TOP ACTING UPON THE BEAM OF THE BALANCE.
Area Notes: Unknown

Details

Markings: contains small motor? with 2 mfr's plates reading "1 PHASE 60 CYCLES 11 VOLTS/ COM DIAGRAM W410/ SERIAL JYT/ MADE IN/ HAMILTON CANADA/ CANADIAN WESTINGHOUSE COMPANY LIMITED" & "Westinghouse/ CYC 25 VOLTS 11/ STYLE 952272 SERIAL 1G/ WESTINGHOUSE ELECTRIC & MANUFACTURING CO. EAST SPEED WORKS/ SPRING FIELD, MASS. U.S.A."
Missing: From CA of 10/29/1993 by Tony Missio: Undetermined
Finish: BRUSHED METAL PANEL/ BLACK & PURPLE SYNTHETIC/ BLACK PAINTED PARTS
Decoration: N/A

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

Canadian Westinghouse Co. Ltd., Barograph part, 1939, Artifact no. 1987.0527, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/item/1987.0527.002/

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