Driving gear of sewing machine

Application Number: 00102678
Application Date: 2000.02.25
Publication Number: 1264766
Publication Date: 2000.08.30
Priority Information: 1999/2/26 JP 50899/1999
International: D05B69/02
Applicant(s) Name: Tokai Kogyo Mishin K. K.
Inventor(s) Name: Tashima Ayao;Matsumoto Mitsunori
Patent Agency Code: 11038
Patent Agent: sun zheng
Abstract A power transmission device serves to transmit rotation of a main shaft of a sewing machine to a slave shaft of the sewing machine, which slave shaft extends in a torsional relationship with the main shaft. The device includes a first timing pulley mounted on the main shaft, a second timing pulley mounted on the slave shaft and a timing belt extending between the first and second timing pulleys in a twisted form.