Janney coupler
E202239
The Janney coupler is a widely used automatic railway coupling system designed to securely connect train cars while improving safety and ease of operation compared to earlier link-and-pin couplers.
All labels observed (6)
| Label | Occurrences |
|---|---|
| Janney coupler canonical | 7 |
| AAR Type E coupler | 1 |
| AAR Type F coupler | 1 |
| AAR Type H tightlock coupler | 1 |
| AAR coupler | 1 |
| AAR knuckle coupler | 1 |
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
automatic coupler
ⓘ
knuckle coupler ⓘ railway coupling ⓘ |
| alsoKnownAs |
Janney coupler
ⓘ
surface form:
AAR coupler
knuckle coupler (North American type) ⓘ |
| appliesToJurisdiction |
North American railroads
ⓘ
some African railroads ⓘ some South American railroads ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| differentFrom |
Russian SA-3 coupler
ⓘ
Scharfenberg coupler ⓘ buffer and chain coupling ⓘ |
| fieldOfUse | rail transport ⓘ |
| hasAdvantage |
faster coupling operations
ⓘ
higher allowable draft forces ⓘ improved train handling ⓘ reduced labor requirements for coupling ⓘ |
| hasCharacteristic |
automatic locking on impact
ⓘ
increased safety compared to link-and-pin couplers ⓘ no need for workers between cars during coupling ⓘ reduced risk of crushing injuries ⓘ reduced risk of hand injuries ⓘ resistance to uncoupling in derailments ⓘ vertical interlocking of coupler heads ⓘ |
| hasOperation |
couples by impact when knuckles are open
ⓘ
uncoupled by lifting locking pin via cut lever ⓘ |
| hasPart |
coupler head
ⓘ
draft gear interface ⓘ knuckle ⓘ locking pin ⓘ |
| hasVariant |
Janney coupler
self-linksurface differs
ⓘ
surface form:
AAR Type E coupler
Janney coupler self-linksurface differs ⓘ
surface form:
AAR Type F coupler
Janney coupler self-linksurface differs ⓘ
surface form:
AAR Type H tightlock coupler
|
| inception | 1873 ⓘ |
| introducedAsStandard | late 19th century ⓘ |
| materialUsed | steel ⓘ |
| namedAfter | Eli H. Janney ⓘ |
| partOf | North American freight train standard equipment ⓘ |
| patentDate | 1873 ⓘ |
| patentHolder | Eli H. Janney ⓘ |
| regulatingBody | Association of American Railroads ⓘ |
| replaces | link-and-pin coupler ⓘ |
| safetyImpact | significant reduction in coupling-related injuries ⓘ |
| usedFor |
automatic coupling of rail cars
ⓘ
connecting railway vehicles ⓘ |
| usedOn |
freight cars
ⓘ
locomotives ⓘ passenger cars ⓘ |
Referenced by (12)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Amfleet II coach
this entity surface form:
AAR knuckle coupler
this entity surface form:
AAR Type E coupler
this entity surface form:
AAR Type F coupler
this entity surface form:
AAR Type H tightlock coupler
this entity surface form:
AAR coupler