Town Clock Curfew Bells

Public time signals used to regulate gates, markets, work hours, fire risk, courts, worship, and curfew rules.

Core metadata

ID: town_clock_curfew_bells
Era: Medieval
First known date: 1300 (century)
Region: European towns with public clocks and curfew bells
Review status: source_checked
Maturity: N/A

Prerequisites

Dependents

Mechanical Bell Striking (mechanical_bell_striking)

Fields

Mechanical Engineering

Field lanes

Mechanical Engineering: Foundations & Measurement

Node sources

Escapement (Encyclopaedia Britannica, 2026, textbook) • Supports: edge, node

Prerequisite edge evidence

Edge/source evidence summary:

Prerequisite edges: 3
Average edge confidence: 68%
Prerequisite sources: 3
expert_inference: 3

Prerequisite	Type	Confidence	Evidence level	Note	Sources
Mechanical Clock Towers (mechanical_clock_towers)	enabling	68%	expert_inference	Mechanical Clock Towers provides a capability that enables this technology without being the only possible path.	Escapement (Encyclopaedia Britannica, 2026, textbook) • Supports: edge
Mechanical Clock Workday Regulation (mechanical_clock_workday_regulation)	enabling	68%	expert_inference	Mechanical Clock Workday Regulation provides a capability that enables this technology without being the only possible path.	Escapement (Encyclopaedia Britannica, 2026, textbook) • Supports: edge
Municipal Charters (municipal_charters)	enabling	68%	expert_inference	Municipal Charters provides a capability that enables this technology without being the only possible path.	Water Supply System (Encyclopaedia Britannica, 2026, textbook) • Supports: edge

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