Gauge, pressure

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Ingenium, 1972.0527.001
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OBJECT TYPE: N/A
DATE: 1850
ARTIFACT NUMBER: 1972.0527.001

MANUFACTURER: Ashcroft Mfg. Co.
MODEL: Unknown
LOCATION: Canada

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: Iron/ glass/ metal

Dimensions

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

Length: N/A
Width: 36.8 cm
Height: N/A
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Physics
Category: Hydrostatics & fluid mechanics
Sub-Category: N/A

Manufacturer

AKA: Ashcroft
Country: Canada
State/Province: Unknown
City: Unknown

Context

Country: Unknown
State/Province: Unknown
Period: Unknown
Canada: Manufactured by Ashcroft Canada. Purchased from Hayley Equipment Ltd., which was a cement plant in Ottawa located near Mann Ave. It was demolished in order to expand the Queensway, and many items were purchased by the museum. Harold Hayley was the inventor of the mobile cement mixer, but his idea was stolen and patented by Americans.
Function: To measure pressure.
Technical: A Bourdon gauge uses a coiled tube, which, as it expands due to pressure increase causes a rotation of an arm connected to the tube.
Area Notes: Unknown

Details

Markings: Dial is graduated from 0 to 20,000 by 1,000's
Missing: From CA of 12/24/2001 by Matthew Bruce: No - appears complete
Finish: Equipped with a slotted link/ outer edge & back of gauge made of iron/ face has an 11-1/2" dia. glass held in place by a sheet metal rim/ under glass is black pointer operated by pressure and a red pointer set by a thumb screw protruding through the centre of glass/ protruding from the edge of the gauge case downward is 3-1/4" of 3/4" pipe, capped on its end/ fair to good
Decoration: N/A

CITE THIS OBJECT

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

Ashcroft Mfg. Co., Gauge, pressure, after 1850, Artifact no. 1972.0527, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1972.0527.001/

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