| Patent Number |
Title Of Patent |
Date Issued |
| D317754 |
Double switch electric fan control |
June 25, 1991 |
|
| D316248 |
Single switch electric fan control |
April 16, 1991 |
|
| D313097 |
Steam iron sole plate for seam opening or similar article |
December 18, 1990 |
|
| D312907 |
Steam iron sole plate for accommodating zippers or similar article |
December 11, 1990 |
|
| D312906 |
Steam iron sole plate for accommodating buttons and pleats or similar article |
December 11, 1990 |
|
| D312905 |
Steam iron sole plate for high nap fabrics or similar article |
December 11, 1990 |
|
| 5052633 |
Bobbin winder tension application device |
October 1, 1991 |
| A tension shaft projects upwardly from a frame. A tension adjusting nut is adjustably screwed into an upper portion of the tension shaft. A pair of tension disks are rotatably supported by the tension shaft. A tension spring is supported by the tension shaft between one of the tension di |
| 5050515 |
Presser foot retainer system for sewing machine |
September 24, 1991 |
| A presser foot retainer system for use in a sewing machine which utilizes a presser foot device including an elongated generally horizontal foot, a horizontal cross pin positioned above the foot and extending in a direction generally at right angles to the direction of elongation of the |
| 5047722 |
Apparatus for measuring internal resistance of wet cell storage batteries having non-removable c |
September 10, 1991 |
| Apparatus for measuring the total internal resistance of a multicell battery having positive and negative terminals employs a first transistor device having an input and an output and having mutually exclusive conductive and non-conductive electric states. An arrangement of resistanc |
| 5046437 |
Device in a button sewing machine for maintaining looseness in needle thread while preventing th |
September 10, 1991 |
| A device for use in a button sewing machine which uses a wire of elastic material for maintaining looseness to that portion of the needle thread between a button and material to which the button is to be sewn while preventing the needle thread from being pulled out of the eye of the |
| 5044290 |
Wiper unit of a sewing machine |
September 3, 1991 |
| A wiper unit has a supporter secured to the arm of a sewing machine. A stopper is secured to the supporter. A wiper shaft is rotatably supported by the supporter. The stopper restricts the rotation of the shaft. A wiper is mounted on the shaft. The wiper has a wiper arm and a tip end the |
| 5029536 |
Automatic cloth feeding device in a cycle sewing machine |
July 9, 1991 |
| 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 cloth in the lateral direction. Rotary motion of a first rotary shaft is changed to a line |
| 5027732 |
Thread end holding unit |
July 2, 1991 |
| A thread end holding unit of a sewing machine employs a needle thread gripping puller driven so as to be positioned either at a thread catch position or a return position. The puller has a hook portion at a tip end thereof adapted for catching a needle thread extended from a needle when |
| 5027731 |
Thread cutting knife device in a sewing machine |
July 2, 1991 |
| A thread cutting knife device in a sewing machine having a bed has a lower shaft rotatably supported at the bed and a throat plate mounted thereon. A hook is attached to the lower shaft and extends beyond a throat plate. A thread cutting knife and a loop spreading plate are adapted to cr |
| 5025738 |
Needle thread drawing device of a sewing machine |
June 25, 1991 |
| A needle thread drawing device utilizes a thread end holding device rotatably mounted on an arm of a sewing machine. A needle thread gripping puller which can be disposed to be at a thread catch position or a return position has a hook portion at a tip end thereof for catching a needle |
| 5022334 |
Presser bar lifter in a button perforating sewing machine |
June 11, 1991 |
| A stop lever fixing lever supported at a bed body of a sewing machine has one end to be contacted by a projection of a pattern wheel. A connecting member has one end connected to the other end of the stop lever fixing lever. A first presser bar lifter has one end connected to the other e |
| 5020462 |
Slackened needle thread assuring unit |
June 4, 1991 |
| A slackened needle thread assuring unit includes a thread tension member mounted on a side wall of a frame secured to the bed of a sewing machine. A thread takeup is positioned above the thread tension member. A needle/bobbin thread cutter is positioned apart from and under the frame |
| 5010832 |
Quick feed drive unit having an electromagnetic clutch, a worm, worm wheel, and pattern wheel fo |
April 30, 1991 |
| A quick feeding shaft is rotatably supported at a bed of a perforating sewing machine. A quick feeding shaft rotatable in one direction and has one end coaxially connected to a magnetic clutch shaft and the other end coaxially connected to one end of a quick feeding shaft body provided w |
| 5009177 |
Thread cutting unit having a rotatably driveable cutting knife and loop spreading plate for a se |
April 23, 1991 |
| A thread cutting unit cooperating with the bed of a sewing machine includes a lower shaft, a cutting knife and a loop spreading plate respectively fixed to the lower shaft and positioned adjacent to the hook. The thread cutting knife and the loop spreading plate cross each other in a spa |
| 5007358 |
Cloth presser provided with a thread end holder |
April 16, 1991 |
| A thread end guide groove communicating with a needle location groove is defined in a cloth presser foot. A knife is secured to the rear surface of the cloth presser foot and extends across the thread end guide groove. A needle thread restriction plate is provided on the cloth presser fo |
| 5007356 |
Cutter actuator of a button perforating sewing machine |
April 16, 1991 |
| A cutting actuator for a button perforating sewing machine enables sequence of various operating steps in a button perforating operation of sewn cloth to be changed under control of an operator.The actuator employs a solenoid controlled arrangement wherein actuation of the solenoid selec |
| 5003901 |
Feeding rate adjusting unit of a sewing machine |
April 2, 1991 |
| A feeding adjusting dial has at an inner circumferential surface thereof a plurality of teeth fixed to a stopper defined in the body of an arm of the sewing machine at both sides of the feeding rate adjusting shaft meshes with one of the plurality of teeth of the feeding rate adjusting d |
| 4993336 |
Needle locker in an overlock sewing machine |
February 19, 1991 |
| A needle locker has a body having therein a first needle receiving hole and a second needle receiving hole. The first needle receiving hole is arranged in a direction perpendicular to the cloth feeding direction. The second needle receiving hole is adjacent the first needle receiving hol |
| 4970976 |
Overlock sewing machine |
November 20, 1990 |
| There is disclosed an overlock sewing machine. The overlock sewing machine includes a looper switching unit for selecting an overlocking operative state or overlocking inoperative state, a needle clamp member having a first needle holding hole in which two needles are mounted separately |
| 4967678 |
Speed controller for controlling revolution speed of upper shaft of cycle sewing machine |
November 6, 1990 |
| A speed controller for controlling revolution speed of the upper shaft of a cycle sewing machine comprises a first disk shaped stop lever adjustment cam that has a small diameter portion, middle diameter portions and a large diameter portion. The cam is rotatably driven by an upper shaft |
| 4962714 |
Thread end disposal unit in a thread cutting sewing machine |
October 16, 1990 |
| A thread end disposal unit in a thread cutting sewing machine has a thread end suction unit including a first suction tube having an open end positioned at the length of the starting end of a needle thread held by a thread end holder. A second suction tube is connected at a base end |
| 4962712 |
Device for drawing towel cloth |
October 16, 1990 |
| A pair of first and second working tables which are oppositely disposed and defining a space therebetween. Provided at the first working table is a detector for identifying a thickness of a plain fabric portion from that of a pile fabric portion of a towel cloth. Provided also at the fir |
| 4957828 |
Emergency battery monitor |
September 18, 1990 |
| An emergency battery monitor is adapted for use with at least one storage battery. The battery has first and second output terminals across which an output voltage is produced, the battery, when in normal operation, exhibiting an output voltage falling within a nominal value range having |
| 4957052 |
Triple folding device for folding a towel hem |
September 18, 1990 |
| A triple folding device for folding a hem of a towel utilizes four cams respectively driven by a single rotative drive source, and four link mechanisms respectively driven by corresponding cams. A guide ruler secured to a first guide shaft is driven by one of the link mechanisms. A t |
| 4955152 |
Steam ironing press |
September 11, 1990 |
| A steam iron press employs first and second members and a lever mechanism connected to the second member and when manually actuated by an operator causing the second member to be moved to any position between a position of maximum separation and a position of engagement with respect to t |
| 4953300 |
Steam ironing press |
September 4, 1990 |
| A steam iron press employs first and second members and a lever mechanism connected to the second member and when manually actuated by an operator causing the second member to be moved to any position between a position of maximum separation and a position of engagement with respect to t |
| 4949658 |
Tape feeding device in a tape winding stitching machine |
August 21, 1990 |
| A tape feeding device comprises a binder arrangement for bending shape tape so that the bent portion thereof extends longitudinally. The binder includes a first binder for guiding a base of the tape and a second binder for bending the tape in a predetermined shape while guiding a tip end |
| 4949609 |
Cutting appratus for towel cloth |
August 21, 1990 |
| A piece of towel material is separate from a long sized towel cloth by cutting off margin portions composed of only warp yarn spaced in a predetermined interval. A plurality of comb teeth are fixedly mounted on a comb tooth fixing shaft. Each comb tooth comprises a base portion and an |
| 4942834 |
Looper shifting device in overlock sewing machine |
July 24, 1990 |
| The present invention relates to a looper shifting device in an overlock sewing machine having an upper looper and a lower looper and capable of looping the end of the cloth by one needle with use of three threads composed of an upper thread (first thread) in a needle, a second thread in |
| 4922637 |
Steam ironing press #1 |
May 8, 1990 |
| A steam iron press employs first and second members and a lever mechanism connected to a second member and when manually actuated by an operator causing the second member to be moved to any position between a position of maximum separation and a position of engagement with respect to the |
| 4917656 |
Rear belt guard in a sewing machine |
April 17, 1990 |
| A head of a sewing machine mounted on a table of the sewing machine can be turned at the rear portion thereof. A belt device is provided at the side of the head for delivering a rotary motion of a driving device to the head. A guard member is fixed to the table for covering a rear portio |
| 4915044 |
Cloth presser mechanism with rack and pinion needle rod-drive |
April 10, 1990 |
| A cloth presser mechanism comprises a cloth presser vertically movably supported by an arm of a sewing machine. A needle bar is vertically movably supported by the arm of the sewing machine and has a needle at the lower end thereof. The mechanism further includes a rack fixed to the |
| 4915042 |
Device for correcting bending of towel cloth |
April 10, 1990 |
| A pair of first and second working tables are oppositely disposed and spaced apart. A detector at the first working table is used to distinguish a thickness of a plain fabric portion from that of a pile fabric portion of a towel cloth. A cutting unit at the first working table is spaced |
| 4913073 |
Cloth presser in a sewing machine stitching in zigzag and provided with thread end holder |
April 3, 1990 |
| The bottom plate of a cloth presser supporter is pivotally mounted on a lower end of the supporter adjacent a rear end of the plate. The plate has an L shaped slot, one slot leg being a needle location groove, the other slot leg being a needle thread guide. The plate has a knife receivin |
| 4895090 |
Lost motion compensation for sewing machine needle vibrating gate |
January 23, 1990 |
| A zig zag sewing machine needle bar gate mounted to accommodate thermal expansion on spaced bearings of which one comprises a spherical bearing arranged in a cylindrical bushing bore and with a spring clip biasing the spherical bearing against the bushing bore to compensate for lost moti |
| 4895089 |
Stepper driven work feed patterning for sewing machines |
January 23, 1990 |
| A sewing machine employs stepper motor actuated control for magnitude and direction of work feed including operator influenced feed balancing cam apparatus for shifting the stepper motor actuated control axially relative to or with a stepper motor shaft in order to attain parity between |
| 4892296 |
Suction table assembly |
January 9, 1990 |
| A suction table assembly utilizes a member having a hollow interior with open top and bottom horizontal ends. A partition arrangement is disposed in the interior of the member to partition the member interior into a plurality of cubicles having hollow interiors, each cubicle having open |
| 4886006 |
Fabric easing drum |
December 12, 1989 |
| An easing drum has an elongated horizontal shaft having an elongated horizontal axis about which the shaft is rotatable. A plurality of like circular discs are secured at their centers to said shaft and are rotatable therewith. The discs are spaced apart and lie in parallel vertical |
| 4873932 |
Stepper driven stitch patterning mechanism for sewing machines using spiral cam groove and follo |
October 17, 1989 |
| A sewing machine employing a stepper driven-stitch patterning mechanism including a stepper rotated cam with a spiral cam groove tracked by a follower formed with different cross sectional shape than the cam groove in order to provide only point contact with each side of the cam groove |
| 4841890 |
Thread break indicating device for sewing machines using a photo amplifier |
June 27, 1989 |
| A sewing machine thread break detector using a photo amplifier in which thread to be monitored is guided relatively to a light beam so that thread movement will vary transmitted light. An electronic circuit signals thread breakage when uniformity of the transmitted light beam indicates t |
| 4825789 |
Low bobbin thread detector |
May 2, 1989 |
| An optical low bobbin thread detector is disclosed utilizing particularly cost effective matrixed light emitting diodes for bobbin thread detection and alarm, and virtually eliminating false alarms by employing a system requiring detection of a predetermined number of successive valid lo |
| 4815406 |
Compound stitch pattern for a sewing machine |
March 28, 1989 |
| An electronic sewing machine storing information concerning a string of different stitch patterns includes a central processor responsive to an operator entered parameter for effecting unique modification of certain stored stitch patterns thus creating a compound stitch pattern useful, f |
| 4776292 |
Demand responsive sewing machine take-up and threading arrangement therefor |
October 11, 1988 |
| A demand responsive sewing machine thread take-up construction is disclosed accommodating a shortened thread introduction path which facilitates operator interface and reduces construction costs while providing for improved reliability and uniformity of thread manipulation by the take-up |
| 4763589 |
Solar powered indicating device for sewing machines |
August 16, 1988 |
| A solar cell powered detecting and indicating system applicable to mechanically controlled sewing machines without D.C. power supplies connected to regular A.C. house mains, and detecting and indicating circuits minimizing power consumption for compatability with solar generated powe |
| 4735162 |
Device for indicating by illumination the selected stitch pattern on a sewing machine |
April 5, 1988 |
| A flexible light pipe fixed at one extremity to admit light from the lamp illuminating the stitch forming area is shiftably supported at the other extremity to illuminate representation of the selected stitch pattern, and an expandable coil in the light pipe is constrained within a mecha |
