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| Number | Title | Issue Date |
| 4719868 | Sewing machine The present invention relates to an improvement in the home point detection of a motor for a sewing machine wherein the motor is used to rotate a cam into a predetermined feed pitch formed on the cam, and change in the quantity of work piece feeding that ... | 01/19/1988 |
| 4453478 | Pushbutton control for sewing machine Pushbuttons for controlling pattern sewing in a sewing machine are provided with latch plates which prevent the simultaneous retention in actuated positions of pushbuttons for selecting bight controlled patterns and pushbuttons for selecting combined bigh... | 06/12/1984 |
| 4448141 | Sewing machine cam controlled feed engaging and disengaging mechanism A sewing machine work feed regulating arrangement is disclosed including a manual control dial for setting the magnitude and direction of work feed and a pattern cam for automatically influencing feed magnitude and direction. Control cam means associated ... | 05/15/1984 |
| 4385572 | Drop-in pattern stitch assembly for a straight stitch sewing machine A drop-in pattern stitch assembly for a straight stitch sewing machine comprised of a first drop-in cam drive sub-assembly located at and driven from the forward end of the machine's existing horizontal drive shaft for controlling the lateral zig-zag moti... | 05/31/1983 |
| 4380204 | Needle and feed cam arrangement for a zig zag sewing machine A sewing machine includes a main drive shaft rotatably mounted in said housing for vertically reciprocating a needle penetrating a fabric to produce stitches therein, a shaft extending transverse to the main drive shaft and rotatably mounted in the machin... | 04/19/1983 |
| 4343251 | Sewing machine A sewing machine and method of operating same in which the vertically reciprocatable needle bar is mounted in a guide capable of swinging movement back and forth and the guide, in addition, is shiftable by a separate drive upon withdrawal of the needle fr... | 08/10/1982 |
| 4290377 | Sewing machine A sewing machine having a rotary shaft, a needle bar, a fabric feeding device and an electronic control device for controlling the needle position is provided with a manually operated arrangement to selectively render the electronic control device operati... | 09/22/1981 |
| 4226199 | Sewing machine six motion work feeding mechanism A work feeding mechanism for sewing machines including a feed dog with two pair of mutually orthogonal serrated teeth to drive a fabric past a stitch forming area in directions defined by mutually orthogonal axes. The feed dog is slidably mounted to a bra... | 10/07/1980 |
| 4196682 | Feed adjusting device for sewing machines A sewing machine provided with a set of pattern generating cams is also provided with a user-operated multi-setting pattern selector dial. When the selector dial is turned to a particular setting, to thereby cause the pattern generating cams to generate t... | 04/08/1980 |
| 4187794 | Sewing machine work feeding mechanism A work feeding mechanism for sewing machines including a feed dog with two pair of mutually orthogonal serrated teeth to drive a fabric past a stitch forming area in directions defined by mutually orthogonal axes. The feed dog is pivotally fastened to one... | 02/12/1980 |
| 4147118 | Combined electronic and mechanical pattern control for a sewing machine A sewing machine wherein the needle stitch position coordinates are controlled electronically is provided with mechanical means for controlling feed stitch position coordinates, and with means for prescribing combined needle stitch position and feed stitc... | 04/03/1979 |
| 4144826 | Sewing machine for making decorative stitch patterns The sewing machine includes respective setting members for adjusting the overstitch width and the stitch length, with the setting members being adjusted by an actuating mechanism responsive to control signals of a program control system, the control signa... | 03/20/1979 |
| 4121526 | Electronically controlled sewing machine with cam controlled feed This disclosure relates to electronically controlled sewing machines having logic circuitry to provide input signals corresponding to stitch position coordinates for selected patterns and actuator means responsive to selected ones of said signals for posi... | 10/24/1978 |
| 4120254 | Direct drive feed system for sewing machines This disclosure relates to a direct drive feed mechanism for sewing machines which is driven by an electronically controlled reversible electric motor and includes a linearly operable feed dog mechanism which is compact in structure and modular in nature.... | 10/17/1978 |
| 4109597 | Electro-mechanical actuator An electro-mechanical actuator for sewing machine instrumentalities which allows settings to be made electrically using low level electrical signals, and then acts upon such signals mechanically using power derived from the sewing machine drive. Cam-actua... | 08/29/1978 |
| 4086861 | Electro-mechanical actuator An electro-mechanical actuator for sewing machines which allows settings to be made electrically and then acts upon such settings mechanically using the power from the sewing machine drive. This electro-mechanical actuator utilizes the full cycle of a sew... | 05/02/1978 |
| 4063525 | Automatic zigzag sewing machine A zigzag sewing machine wherein, when a pattern selecting means is manually operated for selecting a desired stitch pattern, at least one of an amplitude regulator and a feed regulator is automatically set, in accordance with the manual operation of said ... | 12/20/1977 |
| 4055128 | Ornamental stitch sewing machine An ornamental stitch sewing machine has a drive shaft with a first cam mounted on the shaft for axial movement. The cam is tracked by a tracking element. A second cam is adapted to be removably mounted on the shaft in superposed relation to the first cam ... | 10/25/1977 |
| 4052946 | Electronic control package for sewing machine An electronic control package for a sewing machine having a frame supporting functional components such as thread handling components, a needle bar gate and needle bar, feed system, electrical actuating means for the needle bar gate and feed system, elect... | 10/11/1977 |
| 3934524 | Machine and method for producing dense pile fabric Apparatus and method of making a very dense tufted fabric using a programmed intermittent backing fabric feed in combination with means for changing the relative lateral displacement of the point of needle penetration into the backing fabric. The method i... | 01/27/1976 |
