Statements (18)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
breech mechanism
|
| gptkbp:advantage |
faster opening and closing
|
| gptkbp:category |
firearm components
|
| gptkbp:feature |
stepped interrupted thread design
|
| https://www.w3.org/2000/01/rdf-schema#label |
Welin breech block
|
| gptkbp:inventedBy |
Axel Welin
|
| gptkbp:material |
gptkb:steel
|
| gptkbp:notableFor |
increased strength and speed
|
| gptkbp:patent |
1889
|
| gptkbp:replacedBy |
single threaded interrupted screw breech
|
| gptkbp:usedBy |
gptkb:Royal_Navy
gptkb:United_States_Navy |
| gptkbp:usedIn |
artillery
naval guns |
| gptkbp:bfsParent |
gptkb:Vickers_15-inch_gun
gptkb:BL_15-inch_Mk_I_naval_gun gptkb:BL_4-inch_Mk_IX_naval_gun |
| gptkbp:bfsLayer |
7
|