The Sewing Machine: Its History, Construction, and Application

affixed allow angle arc of oscillation ARTHUR PHILLIPS ascent axis bobbin bracket catches the loop caught centre chain-stitch machine chord cloth commences connecting rod connecting-rod constructed crank curve cylinder deepest point descent descent passed described diameter direction disc distance double-thread chain-stitch driver eccentric groove edge employed Engineers F. N. SPON feed eccentric feed motion feeder flange formation formed friction fulcrum Grover and Baker hinder end hollow hook latter length looper point lower end lower mechanism lower side lower thread main shaft lies material motion is transmitted needle carrier needle hole needle lever needle-carrier needle-hole oscillation and motion parallel passing piece plane of oscillation Plate II Plate VII position quilting-stitch radius return motion rise roughened round set screw sewing plate sewing-plate sewn shown in Fig shuttle point single-thread chain-stitch spindle spiral spring spool steel stud surface tension apparatus thickness tion treadle universal joint upper thread Walter Hunt wheel Zerah Colburn