530 
SELF-ADJUSTING FILING LANYARD FOR FIELD ARTILLERY. 
It consists of a sliding bar a b (See diagrams) fitted with a cross-piece 
Plan (Showing- Position of Yent). 
Scale 
ab “ Sliding-bar,” length, 6" ; thickness, ’3"; thickness, rounded portion, ’25". 
c d Cross-piece, length, •9" ; thickness, ’3". 
x y Fixing band (wrought-iron), breadth, PI"; thickness, ’1". 
w v Guide piece (wrought iron), thickness, l‘7o". 
N.B.—The dotted lines jp q show position of rivets where the Fixing band is joined (welded) to 
Guide piece. 
Elevation on A JB. 
Scale \ 
S S, T T, Guide for Sliding-bar; r, Stop rivet; m m, Spiral spring. 
Section of Gun (Showing- Iron Band with Hinge and Nut Attachment). 
Scale 
