Mechanical devices: adjustable hanging lamp and frames
A counterweighted hanging lamp, a tensioned roller-frame, and spring mechanisms; no writing
The transcription records only that the sheet bears no writing, yet it carries several mechanical sketches in pen. At the centre a bell-shaped lamp hangs from a bracket over a pulley, raised and lowered by a cord and counterweight above a small table. Around it are a clamp-and-pivot device on a bench, a tilted rectangular frame with roller or crank mechanisms at each end, and two boxes fitted with curved springs. All identifications rest on the drawings, as the sheet carries no accompanying text.
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Counterweighted hanging lamp
A bell-shaped lamp or lantern is suspended from a wall bracket by a cord passing over a pulley, apparently raised and lowered by a counterweight, with a small tray or table set beneath it.
Tilted frame with roller or crank ends
A rectangular frame with a hatched (webbed or cloth) surface stands tilted on a base, fitted at each end with rollers or cranked shafts - a device for tensioning or winding, such as a frame or loom.
Clamp-and-pivot device on a bench
At the upper left a hinged arm and clamp are mounted on a bench, with a vertical post and small fittings, forming a pivoting holding or working device.
Spring-fitted boxes
Two low boxes or trays are each fitted with a curved, bow-like spring rising from one edge, studies of a spring mechanism.