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- Trumbull Electric Manufacturing Company Electric Knife Switch, 1900-1920 - Switches open or close an electrical circuit to turn things off or on. In the late 1800s and early 1900s, knife switches were commonly found in engine or generating rooms, connected to factory motors, or mounted on a building's power and lighting switchboard. Operators pushed the hinged, metal blades into the switch's jaws to send electricity to where it was needed.
- 1900-1920
- Collections - Artifact
Trumbull Electric Manufacturing Company Electric Knife Switch, 1900-1920
Switches open or close an electrical circuit to turn things off or on. In the late 1800s and early 1900s, knife switches were commonly found in engine or generating rooms, connected to factory motors, or mounted on a building's power and lighting switchboard. Operators pushed the hinged, metal blades into the switch's jaws to send electricity to where it was needed.
- Trumbull Electric Manufacturing Company Electric Knife Switch, 1900-1920 - Switches open or close an electrical circuit to turn things off or on. In the late 1800s and early 1900s, knife switches were commonly found in engine or generating rooms, connected to factory motors, or mounted on a building's power and lighting switchboard. Operators pushed the hinged, metal blades into the switch's jaws to send electricity to where it was needed.
- 1900-1920
- Collections - Artifact
Trumbull Electric Manufacturing Company Electric Knife Switch, 1900-1920
Switches open or close an electrical circuit to turn things off or on. In the late 1800s and early 1900s, knife switches were commonly found in engine or generating rooms, connected to factory motors, or mounted on a building's power and lighting switchboard. Operators pushed the hinged, metal blades into the switch's jaws to send electricity to where it was needed.
- Trumbull Electric Manufacturing Company Electric Switch, 1900-1920 - Switches open or close an electrical circuit to turn things off or on. In the late 1800s and early 1900s, knife switches were commonly found in engine or generating rooms, connected to factory motors, or mounted on a building's power and lighting switchboard. Operators pushed the hinged, metal blades into the switch's jaws to send electricity to where it was needed.
- 1900-1920
- Collections - Artifact
Trumbull Electric Manufacturing Company Electric Switch, 1900-1920
Switches open or close an electrical circuit to turn things off or on. In the late 1800s and early 1900s, knife switches were commonly found in engine or generating rooms, connected to factory motors, or mounted on a building's power and lighting switchboard. Operators pushed the hinged, metal blades into the switch's jaws to send electricity to where it was needed.
- Trumbull Electric Manufacturing Company Electric Knife Switch, 1900-1920 - Switches open or close an electrical circuit to turn things off or on. In the late 1800s and early 1900s, knife switches were commonly found in engine or generating rooms, connected to factory motors, or mounted on a building's power and lighting switchboard. Operators pushed the hinged, metal blades into the switch's jaws to send electricity to where it was needed.
- 1900-1920
- Collections - Artifact
Trumbull Electric Manufacturing Company Electric Knife Switch, 1900-1920
Switches open or close an electrical circuit to turn things off or on. In the late 1800s and early 1900s, knife switches were commonly found in engine or generating rooms, connected to factory motors, or mounted on a building's power and lighting switchboard. Operators pushed the hinged, metal blades into the switch's jaws to send electricity to where it was needed.
- Trumbull Electric Manufacturing Company Electric Switch, 1900-1920 - Switches open or close an electrical circuit to turn things off or on. In the late 1800s and early 1900s, knife switches were commonly found in engine or generating rooms, connected to factory motors, or mounted on a building's power and lighting switchboard. Operators pushed the hinged, metal blades into the switch's jaws to send electricity to where it was needed.
- 1900-1920
- Collections - Artifact
Trumbull Electric Manufacturing Company Electric Switch, 1900-1920
Switches open or close an electrical circuit to turn things off or on. In the late 1800s and early 1900s, knife switches were commonly found in engine or generating rooms, connected to factory motors, or mounted on a building's power and lighting switchboard. Operators pushed the hinged, metal blades into the switch's jaws to send electricity to where it was needed.
- Electric Switch -
- Collections - Artifact
Electric Switch
- Trumbull Electric Manufacturing Company Knife Switch, 1900-1920 - Switches open or close an electrical circuit to turn things off or on. In the late 1800s and early 1900s, knife switches were commonly found in engine or generating rooms, connected to factory motors, or mounted on a building's power and lighting switchboard. Operators pushed the hinged, metal blades into the switch's jaws to send electricity to where it was needed.
- 1900-1920
- Collections - Artifact
Trumbull Electric Manufacturing Company Knife Switch, 1900-1920
Switches open or close an electrical circuit to turn things off or on. In the late 1800s and early 1900s, knife switches were commonly found in engine or generating rooms, connected to factory motors, or mounted on a building's power and lighting switchboard. Operators pushed the hinged, metal blades into the switch's jaws to send electricity to where it was needed.
- Trumbull Electric Manufacturing Company Electric Switch, Used on Sugar Island, Detroit River, Michigan, circa 1910 - Switches open or close an electrical circuit to turn things off or on. Knife switches, such as this one, were commonly used on power and lighting switchboards or connected to a motor or generator. This switch was used on Sugar Island in the Detroit River in the early 1900s. The island's powerhouse provided electricity for a dancehall, amusement rides and other amenities.
- circa 1910
- Collections - Artifact
Trumbull Electric Manufacturing Company Electric Switch, Used on Sugar Island, Detroit River, Michigan, circa 1910
Switches open or close an electrical circuit to turn things off or on. Knife switches, such as this one, were commonly used on power and lighting switchboards or connected to a motor or generator. This switch was used on Sugar Island in the Detroit River in the early 1900s. The island's powerhouse provided electricity for a dancehall, amusement rides and other amenities.
- Trumbull Electric Manufacturing Company Electric Switch with Fuse Blocks, 1900-1920 - Switches open or close an electrical circuit to turn things off or on. In the late 1800s and early 1900s, knife switches were commonly found in engine or generating rooms, connected to factory motors, or mounted on a building's power and lighting switchboard. Operators pushed the hinged, metal blades into the switch's jaws to send electricity to where it was needed.
- 1900-1920
- Collections - Artifact
Trumbull Electric Manufacturing Company Electric Switch with Fuse Blocks, 1900-1920
Switches open or close an electrical circuit to turn things off or on. In the late 1800s and early 1900s, knife switches were commonly found in engine or generating rooms, connected to factory motors, or mounted on a building's power and lighting switchboard. Operators pushed the hinged, metal blades into the switch's jaws to send electricity to where it was needed.
- Trumbull Electric Manufacturing Company Electric Knife Switch, 1900-1920 - Switches open or close an electrical circuit to turn things off or on. In the late 1800s and early 1900s, knife switches were commonly found in engine or generating rooms, connected to factory motors, or mounted on a building's power and lighting switchboard. Operators pushed the hinged, metal blades into the switch's jaws to send electricity to where it was needed.
- 1900-1920
- Collections - Artifact
Trumbull Electric Manufacturing Company Electric Knife Switch, 1900-1920
Switches open or close an electrical circuit to turn things off or on. In the late 1800s and early 1900s, knife switches were commonly found in engine or generating rooms, connected to factory motors, or mounted on a building's power and lighting switchboard. Operators pushed the hinged, metal blades into the switch's jaws to send electricity to where it was needed.