Matches 1 - 31 out of 31
Match Document Document Title
6164225 Arch clamp foot lifting apparatus  
Since a solenoid device generates the maximum drawing force at the final position of the retracting stroke of a plunger when it retracts into the solenoid device, the drawing force becomes so large...
6135039 Arch clamp foot pressing device  
When arch clamp feet are replaced with other, set screws fastening a retaining plate are all removed, and the same set screws are fastened again to the retaining plates after the replacement of the...
5619941 Clamp for a buttonhole sewing machine  
A clamp for a buttonhole sewing machine includes two curved cantilevered arms which arch forward and downward to parallel feet portion. The clamp is supported on an extension of a movable clamping...
5575227 Feed mechanism for a buttonhole sewing machine  
A feed mechanism for a buttonhole sewing machine has a movable plate with a clamped piece of cloth. A rack is formed on a rearward extension of the plate. A pinion engages the rack, and a large...
5029536 Automatic cloth feeding device in a cycle sewing machine  
An automatic cloth feeding device in a cycle sewing machine is provided with first and a second cloth pressers which are placed on a working table and respectively hold and release both ends of the...
4616582 Work clamp for buttonhole sewing machines  
At a work clamp for buttonhole sewing machines, comprising a support plate and a clamping frame arranged at a pivotable carrying lever, spaced from the clamping frame, a hold-down device with a...
4549492 Material clamp for sewing machines  
The cloth clamp comprises a pivot arm provided with a clamp foot, which arm can automatically assume a closed position through a toggle lever drive, a setting lever connected therewith, and an...
4296699 Fabric clamp  
A low inertia drive mechanism for imparting movement to a fabric clamp with respect to the needle of a sewing machine. The drive mechanism comprises a first table mounted for translation in a first...
4134346 Buttonhole sewing machine  
A sewing machine for sewing buttonholes in a workpiece comprises a stationary lower part and an arm having one end pivotally mounted on the lower part and having an opposite end which carries a...
4109591 Buttonhole sewing presser device with interlock finger  
A finger mounted on the work engaging plate that interlocks with the work engaging presser foot of a buttonhole sewing presser device to effectively prevent travel of the work engaging shoe when...
4031835 Device for clamping the workpiece in a sewing machine  
This invention relates to a device for selectively actuating the workpiece clamp of an automatically controlled bar tacker sewing machine utilizing electrically operated pneumatic cylinders...
3859936 FABRIC FEEDING DEVICE FOR SEWING MACHINES  
The invention relates to a fabric feeding device for sewing machines which must travel along a rectangular path in order to grip and advance a fabric past the sewing needle and then release the...
3783807 WORK CLAMP MECHANISM FOR SEWING MACHINES  
A work holding clamp for a cyclic sewing machine in which the stitch forming instrumentalities are organized with the loop taker arranged above the work and the needle therebeneath. The loop taker...
3713405 WORK CLAMP FOR SEWING MACHINES  
A work clamp for holding a fabric in tensioned conditioning during the sewing of stitches thereon. The clamp comprises opposed pivoted members which incline relative to the sewing plane when the...
3680506 MACHINE FOR SEWING ON BUTTONS  
Machine for sewing on buttons comprising a button clamp and a material carrier, both of which are connected with a common control device driven by the machine to effect horizontal movements, which...
3669043 SEWING MACHINE FOR THE FORMATION OF A RECTANGULAR STITCH PATTERN  
A sewing machine for the formation of an endless stitch pattern has a two-part clamping frame including an outer main frame and an inner clamp member along the closing side of the pattern. Means...
3388680 Built-in automatic buttonholing devices  
3334600 Apparatus for gripping sheet material  
3332377 Apparatus for holding sheet material work  
3313255 Work indexing mechanism for automatic sewing machine unit  
3039410 Automatic clamp opening devices for sewing machines  
2990795 Automatic clamp opening mechanisms for sewing machines  
2986105 Sewing machines  
2963999 Switching means for button clamp on sewing machines for sewing on of buttons  
2938477 Bar-tacker trimming mechanisms  
2889790 Apparatus for producing piped garment openings  
2849971 Automatic clamp opening devices for sewing machines  
2841106 Sewing machine clamps  
2788755 Sewing machine clamp mechanism  
D229237 Title is not available  
1006583 Title is not available  
Matches 1 - 31 out of 31