The watchmakers' lathe, its use and abuse; a story of the lathe in its various forms, past and present, its construction and proper uses (1903)
Goodrich, Ward L. [from old catalog] · Chicago, Hazlitt & Walker · leaf 190
Fig. 152. Hopkins Pivot Polisher. pulleys allowed a considerable movement of the traversespindle without interfering materially with the tension ofthe driving belt. This design has remained practically un-changed to the present day. The idle pulleys have been de- … Xo. 153. Moseley Pivot Polisher. tached and carried further up so as to permit of swingingthe spindle further from the line of centers of the lathe;micrometer attachments have been added to the spindle, soas to give a definite feed and thus permit of grinding to 190 THE AMERICAN LATHE. exact size.…
Clocks and watches · Lathes
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