Industrial Swivel Joint or Lamp Component (Non-Silver)
Hardware/Mechanical Component · Unknown Industrial Manufacturer; lacking any identifiable silversmithing marks typical of Tiffany, Gorham, or Jensen.
Pattern: None; this is a utilitarian industrial part rather than a decorative silver pattern.
Type
Hardware/Mechanical Component
Maker
Unknown Industrial Manufacturer; lacking any identifiable silversmithing marks typical of Tiffany, Gorham, or Jensen.
Material
Chrome-plated steel or nickel-plated brass; the visible rust and peeling finish indicate a non-precious base metal rather than sterling or coin silver.
Dimensions
Approximately 2-3 inches in length; weight is likely consistent with dense base metals (approx. 30-50 grams) rather than hollow silver.
Description
This is a utilitarian mechanical component, likely a swivel joint or knuckle from a lighting fixture or industrial arm. It consists of a cylindrical body with a cutout for movement and threaded male ends. The surface displays bubbling and corrosion inconsistent with precious metals. It is not an antique silver item for dining or decoration.
Key Features
Dual threads, industrial swivel mechanism, machine-cut barrel, functional wiring aperture.
Material & Composition
Chrome-plated steel or nickel-plated brass; the visible rust and peeling finish indicate a non-precious base metal rather than sterling or coin silver.
Finish & Decoration
Polished chrome or nickel plating; utilitarian finish with no decorative engraving, chasing, or repoussé. Significant surface pitting and oxidative corrosion present.
Hallmarks & Stamps
None visible; lacks silver purity marks (925, Sterling), assay marks, or silversmith logos.
Construction Details
Machine-turned and threaded; mass-produced industrial manufacturing using lathes and automated assembly. Includes a central barrel and threaded terminals.
Functional Features
Mechanical swivel action with a through-hole for wiring and threaded ends for attachment to larger structures like a lamp or articulated arm.
Handle & Grip Details
No handles; features dual threaded studs designed for mechanical torque rather than hand manipulation.
Craftsmanship Details
Functional machine quality; precise threading but lacks the hand-finishing, soldering, or artistic merit of fine silverwork.
Authentication Indicators
Absence of hallmarks, presence of ferrous rust (which silver does not produce), and machining marks confirm this is not a silver collectible.
Origin & Manufacturing
Likely mass-produced in an industrial factory (USA, Europe, or China) for the mechanical or lighting industries.
Era & Period
Modern Industrial (mid-20th century to present); lacks the stylistic indicators of Georgian, Victorian, or Art Deco silver.
Age Estimate
General 20th-century manufacture; no specific silver dating letters or hallmark evidence available.
Cultural Significance
Represents the rise of mass-produced industrial hardware and modular lighting design during the 20th century.
Condition Notes
Poor/Fair for hardware; Poor for silver. Shows heavy oxidation, rust, loss of plating, and grit accumulation.
Value Estimate
$1 - $5 (Scrap or hardware bin value); no intrinsic silver or antique collector value.
Care & Maintenance
Clean with a degreaser and use a wire brush for rust removal if functional; not suitable for silver polish.
Similar Pieces
McMaster-Carr hardware, vintage industrial lamp joints, threaded pipe fittings.
Interesting Facts
While not a silver collectible, these types of joints were essential for 'machine age' lighting designs that sought flexibility and durability.