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shield

vr.tr.shield · thing-q131559

Let an agent describe shields, their types, history and modern use, from historical and museum sources, without tactical advice.

Thing Registry Physical world and living systems PHY.OBJ
Bundle → Layer → Finding → QuestionsClassifiersWhat it isWhy it existsDistinguishing featuresWhat robots and AI may and may not doMoral aspectsOwnersLinks to other meta-modelsIdentity and identifiersDirect propertiesRecognitionCapabilities and actionsHazards and failure modesStandards and interfacesContext of useSources

Bundle → Layer → Finding → Questions Filled

4 bundles · 8 layers · 8 findings · 16 questions

Shield Which shield.

Type

Kind.

Type

Kind and period.

  1. Which type? provenance
  2. From which period and culture? provenance

Object

Specimen.

Specimen

Collection record.

  1. Which object? provenance
  2. Held by which museum? provenance
Construction Materials.

Materials

Body.

Materials

Materials.

  1. Which materials? provenance
  2. Per which analysis? provenance

Dimensions

Size and weight.

Dimensions

Values.

  1. What size and weight? measurement
  2. Measured by whom? provenance
Use Function.

Historical use

Warfare.

Use

Description.

  1. How was it used? provenance
  2. Per which source? provenance

Modern use

Policing.

Rating

Standard and level.

  1. Which protection rating? provenance
  2. Per which standard? provenance
Symbolism Heraldry and art.

Heraldry

Arms.

Arms

Blazon.

  1. Which arms are displayed? provenance
  2. Per which armorial? provenance

Decoration

Art.

Decoration

Description.

  1. Which decoration? provenance
  2. Per which catalogue? provenance

Classifiers Filled

Family
Thing Registry
Category
Physical world and living systems
Entry kind
thing
Plane
PHY
Domain
PHY.OBJ
Other names and narrower kinds
aritum, caetra, chīmalli, clipeus, aali, aspis, human shield, Plexiglass shield, strapped shield, long shield, boss grip shield, shield skin

What it is Filled

A piece of personal armour held in the hand or worn on the arm to intercept blows and projectiles, made of wood, leather, metal or modern materials; used since prehistory in warfare and today by police and riot-control units, and in heraldry and sport.

Why it exists Filled

Let an agent describe shields, their types, history and modern use, from historical and museum sources, without tactical advice.

Distinguishing features Filled

  • Historical types include the Greek aspis, the Roman scutum and clipeus, and the Aztec chimalli.
  • Riot shields protect against impacts; ballistic shields are rated against projectiles (such as NIJ 0108.01 materials).
  • The term 'human shield' is a figurative and legal term, not a type of armour.

What robots and AI may and may not do Filled

Must not

  • give tactical or violent-use advice

May

  • describe history and types

Moral aspects Filled

  • proportionate force in policing

Who is affected

  • police
  • protesters

Owners Filled

Steward

the owner of each shield; museums hold historical examples

Links to other meta-models Filled

parent

  • Q1453431 - registry parent class
  • Q485027 - registry parent class

related

  • armour - protective equipment
  • escutcheon - heraldic representation
  • shield boss - component
  • human shield - figurative and legal term

What else AI and robots need to interact with it Filled

Identity and identifiers required Filled

  • Vercy registry: vr.tr.shield
  • Wikidata: Q131559 (https://www.wikidata.org/wiki/Q131559)

Direct properties required Filled

  • size: bucklers about 30 cm in diameter to tower shields over 1 m in height - varies by type

Recognition required Filled

  • Held boards with a central boss or grip; transparent riot shields
  • A flat or curved board, round, oval, rectangular or kite-shaped, with a grip or straps on the back.

Capabilities and actions required Filled

  • describe historical types
  • describe materials and construction
  • describe modern police shields and standards
  • point to museum collections

Hazards and failure modes required Filled

  • Penetration beyond rated protection
  • Injury when used as a weapon

Standards and interfaces required Filled

  • NIJ Standard 0108.01 ballistic resistant protective materials
  • UK Home Office publication 47/11, Portable Ballistic Protection for UK Police (2011)

Context of use required Filled

  • Protection against attacks.
  • buckler
  • round shield (such as the aspis)
  • scutum
  • kite shield
  • heater shield
  • pavise
  • riot shield
  • ballistic shield
  • ceremonial shields

Sources Filled

  1. Q131559 - identity of the registry item, labels and sitelinks
  2. Shield - general description of the subject
  3. Shields: Terminology and History - Shield types, grips, straps, bosses and pavises.
  4. Shield, museum number 1862,1113.1 - Prehistoric shields, bronze construction, handles and measured dimensions.
  5. Chimalxopilli - Chimalli designs in Postclassic central Mexico.
  6. Ballistic Resistant Protective Materials - NIJ Standard 0108.01 - Standard title, issuing body, 1985 publication and ballistic performance scope.
  7. Police protective equipment: Standards - Portable Ballistic Protection for UK Police, publication 47/11.
  8. Heraldic Dictionary - Heraldic shields and blazon as symbolic representations.

Open questions

  • The registry merges 'human shield' (a legal and figurative term) and many named historical types; they need review.

Machine files

Card as JSON Specification Card backlog vercy.card/1

Provenance

thing registry research (pass 2) · unreviewed

Built from: models/things/publications/thing-q131559/spec.json