Sewing – Elements – Presser devices
Patent
1986-10-31
1987-06-30
Schroeder, Werner H.
Sewing
Elements
Presser devices
112275, D05B 6918, D05B 6924, D05B 2902
Patent
active
046761799
ABSTRACT:
A presser device for a sewing machine, comprising: pressing means reciprocally movable between a holding position in which it presses and holds a workpiece and a releasing position in which it is spaced the farthest from the workpiece; drive means for driving the pressing means; means for controlling the drive means so that the pressing means is brought into the holding means before the start of the sewing operation of the sewing machine; means for controlling the drive means so that the pressing means is brought from the holding position to the releasing position after the end of the sewing operation; timer means for setting a predetermined time from the instant when the pressing means is brought into the releasing position; and means for controlling the drive means so that the pressing means is brought from said releasing position to an optional intermediate position between the releasing position and the holding position after lapse of the predetermined time.
REFERENCES:
patent: 3585950 (1971-06-01), Ito
patent: 3721204 (1973-03-01), Schaffer et al.
patent: 4517909 (1985-05-01), Neki et al.
patent: 4538533 (1985-09-01), Ohchi et al.
Kozawa Tetsuo
Nomura Etsuzo
Sakakibara Yasuo
Brother Kogyo Kabushiki Kaisha
Falik Andrew M.
Schroeder Werner H.
LandOfFree
Presser device for sewing machine does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Presser device for sewing machine, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Presser device for sewing machine will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-441593