. Railway master mechanic [microform] . Doors and Fixtures as follows: It will be noted that the door-hanger holes have beengrven definite location and the door-hanger bolts have beenincreased from 3/s inch to */2 inch in diameter. In place ofthe door guide plate there has been substituted a Z-bar whichstiffens the lower part of the door and renders unnecessarythe use of the lower angle-iron stiffener recommended lastyear. By the use of this Z-bar (Fig. 1) a shorter door-guidebracket is obtained. The bolts securing the door handlehave been increased from 3/8 inch to y2 inch and lugs havebeen a
. Railway master mechanic [microform] . Doors and Fixtures as follows: It will be noted that the door-hanger holes have beengrven definite location and the door-hanger bolts have beenincreased from 3/s inch to */2 inch in diameter. In place ofthe door guide plate there has been substituted a Z-bar whichstiffens the lower part of the door and renders unnecessarythe use of the lower angle-iron stiffener recommended lastyear. By the use of this Z-bar (Fig. 1) a shorter door-guidebracket is obtained. The bolts securing the door handlehave been increased from 3/8 inch to y2 inch and lugs havebeen added, rendering the two screws unnecessary. Thedoor hasp staple bolts have been increased in size from 3/sinch to V2 inch, but the committee did not consider it ad-visable to increase the number of bolts. Since the last convention the executive committee has re-quested this committee to consider also the subject of graindoors for box cars. Replies to the circular of inquiry indi-cate that the members are almost unanimously in favor of. Combination Mortiser and Gainer. Ausrust, 199. RAILWAY MASTER MECHANIC 345 NOT LESS THAN 76 OR MORE THAN 1 ^ r- , - - i 1 ——i i _sf • L-S& •. e — e — r* —°8 J - 4 ♦ ♦♦ ♦ ? NOT LESS THAN 5* 4 ♦ t ♦ *> * ♦ •♦ * ♦ * * ♦ ♦ .AP AT JOINTS/OBE NOT LESSTHAN Z * *♦ 1 *♦ ♦ ♦ * ; 1 ♦ *- ♦♦ 4 - 4* 44 * * 4 ♦ ♦ ♦* - 1 ♦ I ♦ MOT LESS THAN 3 t 44 J «» ■ ■ Fig. 2—Temporary Grain Door. temporary grain doors. The committee has made a careful courses of lumber laid lengthwise with two end strips 23 study of the various designs of temporary grain doors sub- inches long and 6 inches wide, one strip at each end of the mitted and has prepared a drawing (Fig. 2) which would short course. Lumber of any suitable wood may be used, seem to be satisfactory from standpoints of price and effi- The lumber may have loose or unsound knots, except at the ciency. It would recommend specifications for gra
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Keywords: ., bookcentury1800, bookdecade1890, bookpublishernewyo, bookyear1895
