Hygrothermograph

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OBJECT TYPE
BOURDON TUBE-HAIR/EXTERNAL
DATE
1948
ARTIFACT NUMBER
1995.0338.001
MANUFACTURER
Bendix Aviation Corp.
MODEL
594
LOCATION
Baltimore, Maryland, United States of America

More Information


General Information

Serial #
6649
Part Number
1
Total Parts
1
AKA
N/A
Patents
N/A
General Description
METAL BASE, CASING, RECORDING MECHANISM, CLOCK & DRUM, PARTS/ GLASS WINDOW/ HAIR HUMIDITY SENSOR/ METAL BOURDON TUBE

Dimensions

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

Length
31.0 cm
Width
15.0 cm
Height
23.0 cm
Thickness
N/A
Weight
N/A
Diameter
N/A
Volume
N/A

Lexicon

Group
Meteorology
Category
Combination instruments
Sub-Category
N/A

Manufacturer

AKA
Bendix
Country
United States of America
State/Province
Maryland
City
Baltimore

Context

Country
Canada
State/Province
Ontario
Period
Unknown
Canada
EXAMPLE OF EQUIPMENT USED AT LARGEST RESEARCH INSTITUTION IN CANADA DURING PERIOD OF ITS MOST RAPID GROWTH, GREATEST PRODUCTIVITY &DURING WHICH IT DEVELOPED WORLD RENOWNED REPUTATION.
Function
INSTRUMENT THAT MEASURES & RECORDS ATMOSPHERIC HUMIDITY & TEMPERATURE BY MEANS OF THEIR EFFECT ON A HAIR BUNDLE HUMIDITY SENSOR & BOURDON TUBE TEMPERATURE SENSOR RESPECTIVELY.
Technical
EXAMPLE OF DUAL-FUNCTION METEOROLOGICAL INSTRUMENT WITH TEMPERATURE SENSOR FORMED BY METAL TUBE CONTAINING LIQUID WHICH CONTRACTS & EXPANDS IN RESPONSE TO CHANGES IN TEMPERATURE, DEFORMING THE TUBE. HUMIDITY SENSOR IS BUNDLE OF SPECIALLY TREATED HUMAN HAIR WHICH CHANGES IN LENGTH IN RESPONSE TO CHANGES IN HUMIDITY.
Area Notes
Unknown

Details

Markings
GREYLABLE WITH BLACK LETTERING ON CASING FRONT READS "HYGRO-THERMOGRAPH/ RECORDING/ RELATIVE HUMIDITY/ AIR TEMPERATURE/ MODEL 594 PART NO. AW-500054-1/ FRIEZ INSTRUMENT DIVISION/ BENDIX AVIATION CORPORATION/ BALTIMORE MARYLAND"/ INTERIOR PLATE READS "WHEN PURCHASING/ ACCESSORIES SPECIFY MOD. No 594/ PEN No 500400/ INK No 504974-4/ HAIR No 511824-2/ CHART No 502495/ SER. No 6649/ BENDIX AVIATION CORPORATION/ BALTIMORE/ MARYLAND/ U.S.A."
Missing
TEMPERATURE RECORDING PEN
Finish
GREY PAINTED CASING INTERIOR & EXTERIOR/ GOLD PAINTED CLOCK & DRUM MECHANISM, PEN ARMS, RECORDING MECHANISM, BOURDON TUBE, PARTS
Decoration
N/A

CITE THIS OBJECT

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

Bendix Aviation Corp., Hygrothermograph, circa 1948, Artifact no. 1995.0338, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1995.0338.001/

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