Inventor

WILLENBACHER ERICH

35 patents

⚠️ This page may combine multiple inventors who share the name “WILLENBACHER ERICH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

WILLENBACHER ERICH

PFAFF IND MASCH

Method and apparatus for determining the amount of advance of a plurality of material plies

Sewing machine equipped for producing shaped seams

Guide device for the workpiece of a sewing machine

Sewing machine having top and bottom feed synchronizing means

Sewing machine and method for controlling the motion of a workholder

Sewing machine having the needle holder magazine with automatic coupling and decoupling of thread containing needles and needle holders

Thread changing mechanism for sewing machines

Device for sewing machines for displacing sewn material for a short period of time

Thread monitor for the bottom thread in the bobbin of a sewing machine

Positioning device for sewing machine main shaft

Process and sewing machine for sewing together layers of fabric according to a pattern

Sewing machine with a thread monitor for the thread of the bobbin

Device for separating, delivering and depositing blanks

Sewing machine with thread monitor for the bobbin thread

Sewing machine for producing curved edge parallel seams

Device for the automatic guiding of a workpiece on a sewing machine

Device for making braid openings in cuts of garments

Device for manufacturing braided openings in cuts of articles of clothing

Means for producing piping openings in blanks of garments

Device for sewing together plies of material adjusted to equal lengths

Method and apparatus for sewing a waistband and applying it to a garment

Sewing machine material guiding device

Device for sewing workpiece plies together in contour alignment

Sewing machine having a guiding device for the production of edge-parallel seams

Auxiliary sewing machine support table for use with a sewing machine table

Sewing machine for automatically making edge-parallel seams

Sewing machine housing construction

Workpiece guiding device for sewing machines

Sewing machine with a workpiece guide mechanism

Guiding device for sewing material

Sewing machine having the needle holder magazine with automatic coupling and decoupling of thread containing needles and needle holders

Sewing machine with work guiding device

Guiding device for sewing material

PFAFF AG G M

Stitch-forming machine with a transducer and a control device

PFAFF IND

Sewing machine