Magnet, revolving

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Ingenium, 1992.2411.001
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OBJECT TYPE: BATTERY OPERATED
DATE: 1840–1850
ARTIFACT NUMBER: 1992.2411.001

MANUFACTURER: Davis, Daniel
MODEL: Unknown
LOCATION: Boston, Massachusetts, United States of America

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: FERROUS METAL BASE & MAGNET/ NON-FERROUS METAL (BRASS?) PARTS/ FABRIC? COVERED WIRING

Dimensions

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

Length: 12.4 cm
Width: 12.7 cm
Height: 29.5 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Physics
Category: Magnetism
Sub-Category: N/A

Manufacturer

AKA: Davis
Country: United States of America
State/Province: Massachusetts
City: Boston

Context

Country: Unknown
State/Province: Unknown
Period: Unknown
Canada: PART OF LARGE & VARIED COLLECTION OF OVER 7500 ELECTRICAL ITEMS ACQUIRED & DOCUMENTED BY ONTARIO HYDRO IN 1960S. COLLECTION WAS THOUGHT TO BE LARGEST & MOST COMPREHENSIVE IN CANADA & WAS DONATED TO NMST IN 1992.
Function: REVOLVING MAGNET USED AS MOTOR OR AS GENERATOR, USED TO DEMONSTRATE PRINCIPLES OF ELECTRICITY.
Technical: EXAMPLE OF DAVIS TYPE REVOLVING MAGNET, ORIGINALLY DESIGNED BY ENGINEERCHARLES GRAFTON PAGE (1812-1868) AS MOTOR BUT WAS ALSO USED AS GENERATOR. SOME OF DAVIS' PRODUCTS WERE DESIGNED BY OR DEVELOPED FROM SUGGESTIONS OF PAGE, WHO WAS ONE OF INVENTORS OF INDUCTION COIL & DEVELOPED EARLY VERSIONS OF RECIPROCATING & ROTARY ELECTRIC MOTORS.
Area Notes: Unknown

Details

Markings: INCISED "N" & "S" ON MAGNET
Missing: UNKNOWN
Finish: BASE PAINTED BLACK WITH GOLD STRIPE/ GOLD PAINTED PARTS/ RED & BLACK PAINTED MAGNET/ GREEN WIRE COVERING
Decoration: N/A

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

Davis, Daniel, Magnet, revolving, between 1840–1850, Artifact no. 1992.2411, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/1992.2411.001/

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