Research any topic before you write.

Find related topics. | Discover entities. | See connections. | Build a topical map.

.22 BB: History, Art & Measurement

.22 BB Cap (Bulleted Breech Cap), also known as the 6 mm Flobert, is a variety of .22 caliber rimfire ammunition. Invented by Louis-Nicolas Flobert in 1845, it was the first rimfire metallic cartridge. The .22 BB Cap and .22 CB Cap are interchangeable and are relatively quiet, low velocity cartridges, designed for indoor target shooting with gallery guns.

Language: English [EN]
Use the mouse wheel or two fingers (on touchscreens) to zoom in and out of the map.
100%
More settings
100% 100% 100% 100% 100%

.22 BB topic overview

The analysis highlights History, Art and Measurement as prominent areas in the source structure around .22 BB.

Related topics
10
Source areas
3
Connected nodes
13
Extracted relationships
41
Concept neighborhoods
11
Bridge connections
13

What this topic covers Research coverage

Source areas are shown by the number of related topics found in each part of the analysis. Use smaller areas too: they can reveal specialized angles and content gaps.

Overview · 5 topics
History · 3 topics
Description · 2 topics

Smaller areas are not necessarily less important. They contain fewer connections in this analysis and can be useful for finding specialized angles or coverage gaps.

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

Base diameter
.224 in (5.7 mm)
Bullet diameter
.223 in (5.7 mm)
Bullet mass/type
Bullet mass/type Velocity Energy 20 gr (1 g) rn 780 ft/s (240 m/s) 26 ft⋅lbf (35 J) 18 gr (1 g) rn 780 ft/s (240 m/s) 24 ft⋅lbf (33 J) 16 gr (1 g) rn 750 ft/s (230 m/s) 20 ft⋅lb…
Case length
.284 in (7.2 mm)
Case type
Rimmed, straight
Designed
1845

Explore all related topics Closing gaps

Browse the complete topic structure, not only the most central items. Less prominent entities and concepts can reveal missing angles, specialized context and useful research gaps. Each item opens a new analysis centered on that subject.

Overview

History

Description

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

How .22 BB connects Entity context

The extracted context around .22 BB shows recurring relationship patterns in the source. For example, .22 BB → BB Cap, CB Cap, Flobert, Flobert Short, Frenchman Louis-Nicolas Flobert, His, In Europe, Known, Randz Court, Usually Another extracted example is .22 BB → BB Cap, CB Cap, Developed, It, More, These, This. Use these groups to spot repeated connection types before inspecting the individual relationships.

.22 BB

Top relations

related to history · 10
.22 BB → BB Cap, CB Cap, Flobert, Flobert Short, Frenchman Louis-Nicolas Flobert, His, In Europe, Known, Randz Court, Usually
related to Description · 7
.22 BB → BB Cap, CB Cap, Developed, It, More, These, This
related to Specifications · 7
.22 BB → BB Cap, Bullet, Case, CB Cap, Long, Muzzle, Short
Base diameter · 1
.22 BB → .224 in (5.7 mm)
Bullet diameter · 1
.22 BB → .223 in (5.7 mm)
Bullet mass/type · 1
.22 BB → Bullet mass/type Velocity Energy 20 gr (1 g) rn 780 ft/s (240 m/s) 26 ft⋅lbf (35 J) 18 gr (1 g) rn 780 ft/s (240 m/s) 24 ft⋅lbf (33 J) 16 gr (1 g) rn 750 ft/s (230 m/s) 20 ft⋅lb…
Case length · 1
.22 BB → .284 in (7.2 mm)
Case type · 1
.22 BB → Rimmed, straight
Designed · 1
.22 BB → 1845
Designer · 1
.22 BB → Louis-Nicolas Flobert

Important terminology

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

cap 22 flobert cartridge bb rimfire mm velocity cb indoor shooting bullet louis-nicolas 1845 cartridges designed first guns also rifle

.22 BB relationships Subject–Predicate–Object triples

TTTA extracted 41 structured relationships around .22 BB. Examples in this analysis include .22 BB → Base diameter → .224 in (5.7 mm) and .22 BB → Bullet diameter → .223 in (5.7 mm). The table shows each extracted connection, where it came from and its confidence.

SubjectPredicateObjectConfidenceSrc
.22 BBBase diameter.224 in (5.7 mm)1.00infobox
.22 BBBullet diameter.223 in (5.7 mm)1.00infobox
.22 BBBullet mass/typeBullet mass/type Velocity Energy 20 gr (1 g) rn 780 ft/s (240 m/s) 26 ft⋅lbf (35 J) 18 gr (1 g) rn 780 ft/s (240 m/s) 24 ft⋅lbf (33 J) 16 gr (1 g) rn 750 ft/s (230 m/s) 20 ft⋅lb…1.00infobox
.22 BBCase length.284 in (7.2 mm)1.00infobox
.22 BBCase typeRimmed, straight1.00infobox
.22 BBDesigned18451.00infobox
.22 BBDesignerLouis-Nicolas Flobert1.00infobox
.22 BBMaximum pressure5,000–8,000 psi (34.47–55.16 MPa)1.00infobox
.22 BBNeck diameter.224 in (5.7 mm)1.00infobox
.22 BBOverall length.343 in (8.7 mm)1.00infobox
.22 BBParent caseTapered percussion cap1.00infobox
.22 BBPlace of originFrance1.00infobox
.22 BBPrimer typeRimfire1.00infobox
.22 BBProduced1845–present1.00infobox
.22 BBRim diameter.270 in (6.9 mm)1.00infobox
.22 BBRim thickness.040 in (1.0 mm)1.00infobox
.22 BBTypeRifle1.00infobox

Related concept clusters Concept neighborhoods

The concept neighborhoods around .22 BB bring nearby vocabulary together. In this analysis, examples include Cap, Rimfire and Cartridges. Use the clusters to find adjacent concepts and terminology that may deserve separate research.

  • .22 BB
    • Cap
    • Rimfire
    • Cartridges
    • Cb
    • Velocity
    • Mm
    • Also
    • Case
    • Gallery
    • Length
    • Flobert
    • Designed
  • .22 bb
    • Cap
    • Rimfire
    • Cartridges
    • Cb
    • Velocity
    • Mm
    • Also
    • Case
    • Gallery
    • Length
    • Flobert
    • Designed
  • louis-nicolas flobert
    • Metallic
    • Cartridge
    • Mm
    • Called
    • Rimfire
    • Case
    • Ft
    • Length
    • Primer
    • Invented
    • Known
    • Louis-nicolas
  • 4 mm flobert short
    • Cartridge
    • Mm
    • Called
    • Rimfire
    • Case
    • Length
    • Short
    • Cartridges
    • Percussion
    • Rifle
    • Bullet
    • Invented
  • percussion cap
    • Cartridge
    • Bullet
    • Cb
    • Mm
    • Rimfire
    • Cartridges
    • Flobert
    • Percussion
    • Velocity
    • Primer
    • Propellant
    • Case
  • rimfire ammunition
    • First
    • Case
    • Invented
    • Length
    • Louis-nicolas
    • Metallic
    • Cartridges
    • Rifle
    • Cartridge
    • Bullet
    • Velocity
    • Ft
  • .22 cb
    • Cartridges
    • Bullet
    • Velocity
    • Case
    • Gallery
    • Length
    • Low
    • Short
    • Variety
    • Called
    • Designed
    • Guns
  • caliber
    • Known
    • Variety
    • Rifle
    • Indoor
    • Shooting
    • Mm
    • Rimfire
    • Flobert
    • Cap

Connections between topic areas Semantic bridges

For .22 BB, one of the stronger structural bridges in this analysis connects .22 BB with Overview. Bridges highlight paths between different parts of the map and can reveal research angles that are easy to miss in a flat list.

Min side: 3
.22 BB — Overview · splits 8 ⟂ 6
.22 BB — History · splits 10 ⟂ 4
.22 BB — Description · splits 11 ⟂ 3

Map overview Semantic statistics

.22 BB

Nodes14
Edges13
Triples41
Avg. degree1.86
Density0.142857
Components1

Source & methodology

TTTA analyzes the structure around .22 BB to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as History, Art & Measurement, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.

Source: Wikipedia — .22 BB · EN edition · Analysis: TopicsToTalkAbout

For writers, content strategists, SEOs, marketers and creators — from quick topic research to advanced semantic analysis.