Images(5)

Ammeter

Object number2007.167.551

Manufacturer Westinghouse Air Brake Company

Manufacturer Westinghouse Electric and Manufacturing Company (1886 - 1945)

OriginPittsburgh, PA

OriginNewark, NJ

MediumWood; Plastic; Metal; Paper; Rubber

Credit LineTransfer from George Westinghouse Museum Foundation

DescriptionBlack plastic ammeter in a brown wooden container. Rectangular wooden base that slopes up to a black plastic meter inside. Silver metal bolts on each corner. Circular colorless plastic in the center with a white face with black and red text and numbers. Black metal needle inside. Six circular metal dials above the meter. Gold text above the dials on the black plastic. Two silver metal hinges attach the base to the wooden lid. White paper label inside the lid with black typed and handwritten text. Gold metal clasp on the other side of the hinges with handwritten white text next to it. To the left, there is a white paper label with black text and four hard black rubber feet. Two black rubber feet on the side with the hinges. On the top side is a black and gold metal plaque with text. Underneath is a piece of silver duct tape with black handwritten text. DimensionsHeight x Width x Depth (Closed): 4.75 x 7.875 x 8 in. (12.1 x 20 x 20.3 cm)
Height x Width x Depth (Open): 4.25 x 15.75 x 8 in. (10.8 x 40 x 20.3 cm)
InscriptionsWhite handwritten text next to the clasp states "20B".

Black text on the duct tape under the black and gold plaque states "20B".

Red and black handwritten and stamped text on the outside paper label states "(CAL. DATE) JAN 15 / (BY) RD / (DUE DATE) 6-23".

MarksBlack text on the paper label on the outside states "NO.224 / WABCO / WESTINGHOUSE AIR BRAKE COMPANY / SIGNAL & COMMUNICATIONS DIVISION / Swissvale Post Office, Pittsburgh, Pa. 15218 / STANDARDS LAB. / CAL. DATE (see inscriptions) / BY (see inscriptions) / DUE DATE (see inscriptions)".

Black text on the meter states "AMPERES / 25-60 CYCLES / WESTINGHOUSE ELEC. MFG CO. / PITTSBURGH, PA. / U.S.A. / PATENTED / FEB.25.96: JULY 11.05 / STYLE NO. 169515 "E" SERIAL NO. 715534".

Black and gold plaque on the top side states "W.A.B. CO. / 8279 / EQUIPMENT NO."

Gold text above the dials states "30 / AMP."

Black text on the paper inside the lid states "WESTINGHOUSE PORTABLE AMMETER / TYPE PM - FOR ALTERNATING CURRENT / Style No. 169515E Serial No. 215534 Amperes 30-60 / 25-60 Cycles [calibration and repairing instructions] / Calibrated April 2 1926 / Checked April 3 1926 / Approved 1926 / Rechecked 192 / Rechecked 192 / Rechecked 192 / WESTINGHOUSE ELECTRIC & MANUFACTURING COMPANY / NEWARK WORKS / NEWARK, N.J."

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