Black & Decker Type AA Circular Saw, 1930-1931
Add to SetSummary
Alonzo G. Decker and S. Duncan Black, who operated a small manufacturing company in Baltimore, Maryland, began designing and producing electric tools in 1916. Their pistol-style grip and trigger switch, patented the following year, set the standard for power tool design. Black & Decker developed new products as the company expanded through the 1920s, introducing a portable circular saw in 1930.
Alonzo G. Decker and S. Duncan Black, who operated a small manufacturing company in Baltimore, Maryland, began designing and producing electric tools in 1916. Their pistol-style grip and trigger switch, patented the following year, set the standard for power tool design. Black & Decker developed new products as the company expanded through the 1920s, introducing a portable circular saw in 1930.
Artifact
Circular saw
Date Made
1930-1931
Location
Not on exhibit to the public.
Object ID
73.171.3
Credit
From the Collections of The Henry Ford. Gift of Black & Decker Mfg. Company.
Material
Metal
Wire
Rubber (Material)
Brass (Alloy)
Wood (Plant material)
Nickel (Metal)
Color
Silver (Color)
Black (Color)
Dimensions
Length: 24 in
Width: 6.25 in
Height: 10.5 in
Inscriptions
on upper maker's plate: BLACK & DECKER / A.C. D.C. VOLTS AMPS R.P.M / 110 7.5 2500 / SERIAL NO. / 744 AA / PATENTS 1245860, 57576, 1492095, / 1574020, 1530886 / LICENSED UNDER PATENT 1314291 / 8" PORTABLE SAW on lower maker's plate: FOR SERVICE & PARTS SEND TO / BLACK & DECKER / BRANCH OR AUTHORIZED SERVICE STATION / USE GROUND WIRE / SERVICIO Y PARTES DONDE SU DISTRIBUIDOR / BLACK & DECKER / USE CONECCION DE TIERRA / SERVICE ET ACCESSORIES A VOTRE / DISTRIBUTEUR BLACK & DECKER / EMPLOYEZ FIL FOUTERRAIN / REPARATUR UND ERSATSTEILE DURCH / IHREN BLACK & DECKER VERTRETER / VERWENDE ERDUNGS DRAHT / MADE IN U.S.A. on blade guard: KEEP SAW SHARP on either side of rear grip: BD
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