Disadvantages of ordinary hand tamping of ballast; estimated loss annually inflicted upon Japanese government railways by this method; merits and demerits of tie-tampers; result of comparative study on efficiency of tamping by ordinary method and tie tamper. (In Japanese, with English abstract.)
On efficiency of tie-tampers
Japanese Gov Rys -- Research Office -- Bul
1932
17 pages
Aufsatz (Zeitschrift)
Japanisch
© Metadata Copyright Elsevier B. V. All rights reserved.
Ballast tampers for railway ties
Engineering Index Backfile | 1915
|Tampers learn to do job even better
Engineering Index Backfile | 1965
Engineering Index Backfile | 1915
|Europäisches Patentamt | 2015
|Online Contents | 1994