Renseignements généraux

Nº de série

U96

Nº de partie

1

Nombre total de parties

1

Ou

S/O

Brevets

S/O

Description générale

STEEL RAILS FORM BASE. CAST IRON END PIECES/BEARING BLOCKS. CAST BRASS ARMATURE SUPPORT. CAST IRON FIELD CORES AND POLE PIECES; STEEL SHAFT; COPPER AND SYNTHETIC COMMUTATORS; COPPER BRUSHES IN BRONZE HOLDERS. CAST IRON BRUSH HOLDER SUPPORT. INSULATED COPPER WIRE FIELD AND ARMATURE WINDINGS. BRONZE BEARINGS. WOOD CONNECTION PANEL WITH BRASS HARDWARE. BRONZE & GLASS OILERS. LAMINATED STEEL ARMATURE RING, HARD RUBBER INSULATED.

Dimensions

Remarque : Cette information reflète la taille générale pour l’entreposage et ne représente pas nécessairement les véritables dimensions de l’objet.

Longueur

154,0 cm

Largeur

66,0 cm

Hauteur

63,0 cm

Épaisseur

S/O

Poids

S/O

Diamètre

S/O

Volume

S/O

Lexique

Groupe

Énergie-électrique

Catégorie

Génération

Sous-catégorie

S/O

Fabricant

Ou

Brush

Pays

United States of America

État/province

Ohio

Ville

Cleveland

Contexte

Pays

États-Unis d'Amérique

État/province

Inconnu

Période

THIS TYPE OF GENERATOR USEDC.1887- 1910.

Canada

PART OF A LARGE AND VARIED COLLECTION OF ELECTRICAL ITEMS ACQUIRED AND DOCUMENTED BY ONTARIO HYDRO IN THE 1960S. THIS COLLECTION CONSISTS OF OVER 7500 ARTIFACTS, AND IS THOUGHT TO BE THE LARGEST & MOST COMPREHENSIVE IN CANADA. IT WAS DONATED IN ITS ENTIRETY TO THE NATIONAL MUSEUM OF SCIENCE & TECHNOLOGY IN 1992.

Fonction

TO CONVERT MECHANICAL ENERGY INTO DIRECT CURRENT ELECTRIC ENERGY. THIS GENERATOR WAS USED SPECIFICALLY FOR SERIES ARC LIGHTING.

Technique

UNUSUAL "SWITCHING" TYPE COMMUTATOR CONNECTS 4 PAIRS OF COILS, LEAVING NON-ACTIVE COILS OPEN. (BASED ON THEORY THAT OPEN COILS DO NOT PRODUCE ENERGY-STEALING MAGNETIC DRAG. EFFECTIVE CONSTANT CURRENT DYNAMO FOR USE IN SERIES ARC LIGHTING. CONSTRUCTED SO AS TO FACILITATE REPAIR/REPLACEMENT OF INDIVIDUAL COMPONENTS.

Notes sur la région

Inconnu

Détails

Marques

Brass plate screwed to brush side of generator reads: " BRUSH DYNAMO ELECTRIC MACHINE/ PATENTED BY C.F. BRUSH/ NO. U96/ MANUFACTURED BY/ THE BRUSH ELECTRIC CO./ CLEVELAND.O.U.S.A. ". Decal applied to 1 rail (forming part of base) reads: " THE HYDRO/ HISTORICAL/ ELECTRICAL/ COLLECTION ". " 3 " PAINTED ON ONE FIELD COIL ON EACH SIDE ( DIAMETRICALLY OPPOSED ) OF GENERATOR.

Manque

APPEARS COMPLETE.

Fini

MEDIUM BROWN FIELD STRUCTURE AND ARMATURE COILS. BASE RAILS HAVE GLOSS BLACK ENAMEL FINISH. BLACK ENAMEL ON ARMATURE CORE, PULLEY SPOKES, AND SOME FITTINGS. PULLEY SURFACE AND SHAFT APPEAR TO BEVARNISHED.

Décoration

DECORATIVE GOLD PIPING, CURLS AND " X " FORMS PAINTED ON GENERATOR FRAME. " 3 " PAINTED ON ONE FIELD COIL ON EACH SIDE OF GENERATOR.